CN213477620U

CN213477620U - Bolt device for scaffold

Info

Publication number: CN213477620U
Application number: CN202021764507.1U
Authority: CN
Inventors: 郑睿
Original assignee: Jinhua dongshan machinery factory
Current assignee: Jinhua dongshan machinery factory
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2021-06-18
Anticipated expiration: 2030-08-21

Abstract

The utility model relates to a scaffold frame technical field especially relates to a bolt device for scaffold frame, including the link, the bolt device includes bolt subassembly and fixed subassembly, the link includes two connection pieces, first through-hole has all been seted up on two connection pieces, two first through-holes are located same axis, fixed unit mount is on one of them connection piece, bolt unit mount is on same connection piece, and align with the position of first through-hole, the bolt subassembly includes first bolt, the second bolt, screw thread post and second spring, bolt subassembly and fixed subassembly sliding connection, if preserve improperly for solving the bolt after dismantling, still can cause to lose, lead to causing extra troublesome problem when next installation.

Description

Bolt device for scaffold

Technical Field

The utility model relates to a scaffold frame technical field especially relates to a bolt device for scaffold frame.

Background

The scaffold is various supports which are erected for workers to operate and solve vertical and horizontal transportation on a building construction site, and is widely applied in the field of buildings. The scaffold is commonly used in places where external walls, interior decoration or high floor height cannot be directly constructed, and is mainly used for dry-living or peripheral safety net enclosure, high-altitude installation components and the like on a platform built by the scaffold for constructors.

Scaffold on building site at present adopts the steel pipe as building the main part usually, through scaffold frame connecting device with connecting rod interconnect, takes into the platform of making things convenient for constructor to construct and the platform of depositing the construction tools temporarily. When the scaffold that generally adopts is connected, can use a lot of bolt reciprocal anchorage, when installation and dismantlement, all need one correspond installation and dismantlement, and the bolt after the dismantlement still can cause to lose if preserving improperly, leads to causing extra trouble when the installation next time.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a bolt device for scaffold frame is used for solving the bolt after the dismantlement if preserve improperly, still can cause to lose, leads to causing extra troublesome problem when next installation.

The utility model discloses an above-mentioned technical problem is solved to following technical means:

a bolt device for a scaffold comprises a connecting frame, wherein the bolt device comprises a bolt component and a fixing component, the connecting frame comprises two connecting pieces, first through holes are formed in the two connecting pieces, the two first through holes are positioned on the same axis, the fixing component is installed on one connecting piece, the bolt component is installed on the same connecting piece and aligned to the positions of the first through holes, the bolt component comprises a first bolt, a second bolt, a threaded column and a second spring, a threaded hole is formed in the first bolt, a shaft hole is formed in the first bolt, the shaft hole is communicated with the threaded hole and forms a stepped hole, the second bolt penetrates through the shaft hole, the threaded column is in threaded connection with the threaded hole, a connecting column is fixedly installed on the threaded column, the second spring is sleeved on the connecting column, and the bolt component is in sliding connection with the fixing component, one side fixed mounting of fixed subassembly has the slider, the spout has been seted up on the first bolt, the spout is "T" shape, slider slidable mounting is in the spout.

Further, fixed subassembly includes fixed block and first bolt, the fixed block is installed on a connecting piece, the second through-hole has been seted up on the fixed block, the mounting hole has been seted up on the connecting piece, mounting hole and second through-hole intercommunication, first recess has been seted up on the connecting piece, first recess and mounting hole intercommunication, first bolt wears to establish first recess, mounting hole and second through-hole, and the one end of first bolt flushes with first recess, first bolt has the nut in the external spiro union of fixed block, sets up like this, through nut and first bolted connection, makes fixed block fixed mounting on the connecting piece on the one hand, and on the other hand makes the fixed block can dismantle, makes fixed subassembly and bolt subassembly after long-term the use, be convenient for change after some parts wear.

Furthermore, a connecting block is fixedly mounted on one side of the sliding block on the fixed block, a second groove is formed in the connecting block, a first spring is mounted in the second groove, a clamping block is mounted in the second groove, two sides of the clamping block are inclined planes, one end of the first spring is fixedly connected with the bottom of the second groove, the other end of the first spring is fixedly connected with one side of the clamping block, a first clamping hole and a second clamping hole are formed in the first bolt, the first clamping hole and the second clamping hole are communicated with the sliding groove, and therefore when the first bolt does not penetrate through the first through hole, the clamping block penetrates through the first clamping hole, the sliding block is mounted in the sliding groove in a matched mode, a double fixing effect is achieved, and the first bolt is stably mounted on the fixed block; when first bolt wears to establish the first through-hole on two connection pieces, the fixture block is worn to establish in the second draw-in hole, and the cooperation second bolt keeps off outside the first through-hole of another connection piece, plays dual joint effect, installs connecting rod stable on the scaffold frame, avoids the second bolt to be touched not hard up the back by the mistake, and first bolt is not hard up with the connection piece.

Further, the blind hole has been seted up to the one end of first bolt, install the baffle on the first bolt, fixed mounting has the dead lever on the baffle, the dead lever inlays to be established in the blind hole, sets up like this, makes the baffle can block the head position of first bolt, avoids long-term the back of using, and the spout is destroyed.

Further, the threaded column is provided with a mounting groove, so that the threaded column can be mounted conveniently through the mounting groove.

The utility model relates to a bolt device for scaffold, through installing the fixed block on the connection piece, install the slider on the fixed block, the slider passes through spout and first bolt sliding connection, install the second bolt on the first bolt, pass the first through-hole on the connection piece through first bolt, the second bolt keeps off outside the connection piece, fix connecting rod and scaffold, through knocking the other end of first bolt, make the second bolt extruded back to the shaft hole, the first bolt slides along the spout, break away from the first through-hole, and through the cooperation of slider and spout, install first bolt and second bolt sliding on the fixed block, avoid when installing and then dismantling, need the bolt to take off, lead to if save improperly, in once installation, cause extra troublesome problem; through mutually supporting of fixed block and first bolt, nut, make the fixed block can dismantle, make fixed subassembly and bolt subassembly after long-term the use, be convenient for change after some parts wear and tear.

Drawings

Fig. 1 is a schematic structural view of a pin device for a scaffold according to the present invention;

fig. 2 is a schematic cross-sectional view of a pin device for a scaffold according to the present invention;

fig. 3 is a schematic view of a split structure of a plug device part for a scaffold according to the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3;

fig. 5 is a schematic cross-sectional view of a plug of the plug device for a scaffold according to the present invention;

the connecting rod comprises a connecting rod 1, a connecting frame 2, a first through hole 21, a first groove 22, a mounting hole 23, a fixing block 3, a first bolt 31, a nut 32, a second through hole 33, a sliding block 34, a connecting block 35, a second groove 351, a first spring 352, a clamping block 353, a first bolt 4, a second bolt 41, a sliding groove 42, a baffle 43, a fixing rod 431, a threaded column 44, a mounting groove 441, a connecting column 442, a second spring 45, a shaft hole 401, a first clamping hole 402, a second clamping hole 403, a blind hole 404 and a threaded hole 405.

Detailed Description

The invention will be described in detail with reference to the following drawings and specific embodiments:

as shown in fig. 1-5, the utility model discloses a bolt device for scaffold for connecting rod 1 and the link 2 of fixed mounting on connecting rod 1 that scaffold connects, link 2 includes two connection pieces, has all seted up first through-hole 21 on two connection pieces, and two first through-holes 21 are located the same axis. The bolt device comprises a bolt component and a fixing component, wherein the fixing component is arranged on one connecting piece, the bolt component is arranged on the same connecting piece and is aligned with the position of the first through hole 21, and the bolt component is connected with the fixing component in a sliding mode.

The fixed subassembly includes fixed block 3 and first bolt 31, fixed block 3 is installed on one of them connecting piece, the second through-hole 33 has been seted up on the fixed block 3, mounting hole 23 has been seted up on the connecting piece, mounting hole 23 and second through-hole 33 intercommunication, first recess 22 has been seted up on the connecting piece, first recess 22 and mounting hole 23 intercommunication, first recess 22 is worn to establish by first bolt 31, mounting hole 23 and second through-hole 33, and the one end of first bolt 31 flushes with first recess 22, make first bolt 31 can not block the installation of connection piece and scaffold frame. The first bolt 31 is externally screwed with a nut 32 outside the fixed block 3, and is connected with the first bolt 31 through the nut 32, so that the fixed block 3 is fixedly arranged on the connecting piece on one hand, and the fixed block 3 can be disassembled on the other hand, and certain parts are convenient to replace after being worn after the fixed assembly and the bolt assembly are used for a long time. One side fixed mounting of fixed block 3 has slider 34, has connecting block 35 in one side fixed mounting of slider 34 on the fixed block 3, has seted up second recess 351 on the connecting block 35, installs first spring 352 in the second recess 351, installs fixture block 353 in the second recess 351, and the two sides of fixture block 353 all are the inclined plane, the one end of first spring 352 and the bottom fixed connection of second recess 351, the one side fixed connection of the other end and fixture block 353.

The bolt subassembly includes first bolt 4, second bolt 41, screw thread post 44 and second spring 45, screw hole 405 has been seted up on first bolt 4, shaft hole 401 and screw hole 405 intercommunication, and constitute the shoulder hole, second bolt 41 wears to establish in shaft hole 401, screw thread post 44 spiro union is in screw hole 405, fixed mounting has spliced pole 442 on the screw thread post 44, second spring 45 cover is established on spliced pole 442, make second spring 45's one end offset with second bolt 41, the other end offsets with screw thread post 44, through second spring 45 effect, second bolt 41 can reciprocate in shaft hole 401. The threaded column 44 is provided with an installation groove 441, and the installation of the threaded column 44 is facilitated through the installation groove 441. The first bolt 4 is provided with a sliding groove 42, the sliding groove 42 is T-shaped, and the sliding block 34 is slidably mounted in the sliding groove 42, so that the first bolt 4 can move on the fixed block 3 and penetrate through the first through holes 21 on the two connecting sheets. A first clamping hole 402 and a second clamping hole 403 are formed in the first bolt 4, the first clamping hole 402 and the second clamping hole 403 are both communicated with the sliding groove 42, when the first bolt 4 does not pass through the first through hole 21, the clamping block 353 passes through the first clamping hole 402, the sliding block 34 is arranged in the sliding groove 42 in a matched mode, a double fixing effect is achieved, and the first bolt 4 is stably arranged on the fixing block 3; when first bolt 4 wears to establish first through-hole 21 on two connection pieces, fixture block 353 wears to establish in second card hole 403, and cooperation second bolt 41 keeps off outside the first through-hole 21 of another connection piece, plays dual joint effect, with connecting rod 1 stable mounting on the scaffold frame, avoids second bolt 41 to be touched not hard up back by the mistake, and first bolt 4 is not hard up with the connection piece.

Blind hole 404 has been seted up to the one end of first bolt 4, installs baffle 43 on the first bolt 4, and fixed mounting has dead lever 431 on the baffle 43, and dead lever 431 inlays to be established in blind hole 404, makes baffle 43 can block the head position of first bolt 4, avoids long-term the back of using, and spout 42 is destroyed.

The utility model discloses a use method as follows: when the scaffold connecting rod is used, the baffle 43 is lightly knocked by a hammer to enable the first bolt 4 to move towards the position of the first through hole 21 until the second bolt 41 abuts against the first through hole 21, knocking is continued, the second bolt 41 is extruded back to the shaft hole 401 until the first bolt 4 penetrates through the two connecting sheets, at the moment, the second bolt 41 penetrates out of the shaft hole 401 due to the action of the second spring 45 and is stopped outside one connecting sheet, the connecting rod 1 is stably installed on the scaffold, in the process, the sliding block 34 slides in the sliding groove 42, the clamping block 353 is extruded back to the second groove 351 from the first clamping hole 402, and when the second bolt 41 abuts against the outside of the connecting sheet, the clamping block 353 is clamped in the second clamping hole 403 to form double clamping, so that the clamping block 353 or one of the second bolts 41 is prevented from being mistakenly contacted and extruded, and the first bolt 4 cannot be loosened; during the dismantlement, strike first bolt 4's end gently, make second bolt 41 extruded axle hole 401 back, stimulate first bolt 4, make first bolt 4 break away from first through-hole, can follow the scaffold and take off connecting rod 1, it is convenient, swift, at this in-process, fixture block 353 breaks away from second card hole 403, get into first card hole 402, slider 34 slides in spout 42, make first bolt 4 and second bolt 41 can not break away from the connection piece, when avoiding the installation at every turn, all will install the trouble of bolt again.

Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art will understand that the present invention can be modified or replaced with other embodiments without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims. The technology, shape and construction parts which are not described in detail in the present invention are all known technology.

Claims

1. The utility model provides a bolt device for scaffold frame, includes the link, its characterized in that: the bolt device comprises a bolt component and a fixing component, the connecting frame comprises two connecting pieces, first through holes are formed in the two connecting pieces, the two first through holes are positioned on the same axis, the fixing component is arranged on one connecting piece, the bolt component is arranged on the same connecting piece and is aligned with the positions of the first through holes, the bolt component comprises a first bolt, a second bolt, a threaded column and a second spring, a threaded hole is formed in the first bolt, a shaft hole is formed in the first bolt, the shaft hole is communicated with the threaded hole and forms a stepped hole, the second bolt penetrates through the shaft hole, the threaded column is screwed in the threaded hole, a connecting column is fixedly arranged on the threaded column, the second spring is sleeved on the connecting column, the bolt component is connected with the fixing component in a sliding mode, and a sliding block is fixedly arranged on one side of the fixing component, a sliding groove is formed in the first bolt and is T-shaped, and the sliding block is slidably mounted in the sliding groove.

2. The scaffolding plug device as claimed in claim 1, wherein: the fixed subassembly includes fixed block and first bolt, the fixed block is installed on a connecting piece, the second through-hole has been seted up on the fixed block, the mounting hole has been seted up on the connecting piece, mounting hole and second through-hole intercommunication, first recess has been seted up on the connecting piece, first recess and mounting hole intercommunication, first bolt is worn to establish first recess, mounting hole and second through-hole, and the one end of first bolt flushes with first recess, first bolt has the nut in the external screw joint of fixed block.

3. The scaffolding plug device as claimed in claim 2, wherein: the improved sliding block structure is characterized in that a connecting block is fixedly mounted on one side of the sliding block on the fixed block, a second groove is formed in the connecting block, a first spring is mounted in the second groove, a clamping block is mounted in the second groove, the two faces of the clamping block are inclined planes, one end of the first spring is fixedly connected with the bottom of the second groove, the other end of the first spring is fixedly connected with one face of the clamping block, a first clamping hole and a second clamping hole are formed in the first bolt, and the first clamping hole and the second clamping hole are communicated with the sliding groove.

4. A scaffolding plug device as claimed in claim 3, wherein: the blind hole has been seted up to the one end of first bolt, install the baffle on the first bolt, fixed mounting has the dead lever on the baffle, the dead lever inlays to be established in the blind hole.

5. The scaffolding plug device as claimed in claim 4, wherein: and the threaded column is provided with a mounting groove.