Utility model content
The purpose of this utility model is to provide the fastening devices between a kind of section bar, is connected firmly, and facilitates safe, not easily occurs trouble at work.
According to an aspect of the present utility model, fastening devices between a kind of section bar is provided, described fastening devices comprises: bolt assembly, be positioned at the bolt group slotted eye of Vertical section, and can move freely in described bolt group slotted eye, described bolt assembly comprises bolt, hole back-up ring and bolt sleeve, and described bolt sleeve embeds in described bolt group slotted eye, described bolt is positioned at described bolt sleeve, and described hole back-up ring is positioned at the open end of described bolt group slotted eye; Bolt block assembly, is fixed in horizontal section bar, and described bolt block assembly comprises bolt holder, and described bolt holder and described bolt match; Wherein, described Vertical section is vertically connected with described horizontal section bar, forms section bar body.
Wherein, in the fastening devices between above-mentioned section bar, described bolt assembly also comprises spring washer, and described spring washer is between described bolt and described bolt sleeve.
Wherein, in the fastening devices between above-mentioned section bar, described bolt is the spiral shell head of twisting, tightly twisting this bolt for pine towards one end of described hole back-up ring.
Wherein, in the fastening devices between above-mentioned section bar, described spiral shell head is interior hexagonal spiral shell head.
Wherein, in the fastening devices between above-mentioned section bar, described bolt sleeve interference fit or be adhered in described bolt group slotted eye.
Wherein, in the fastening devices between above-mentioned section bar, described bolt block assembly also comprises trip bolt, and described trip bolt stretches in described horizontal section bar, and is vertically connected to the sidepiece of described bolt holder.
Advantages compared with fastening devices between a kind of section bar of the present utility model is fastening with conventional stud.Conventional stud is fastening, and particularly at some special occasion and environment, bolt, packing ring and nut (tapped plate) are very easily lost in the course of the work, be even scattered everywhere, in some narrow narrow occasions pickups also not easily.Looking for so repeatedly, pick up bolt and can waste a large amount of time, drop and also can cause danger or loss in some places.
Adopt the utility model can change these situations well.Because first bolt holder and bolt combine location with respective section bar local easily in advance, bolt holder, and bolt and packing ring, hole back-up ring, bolt sleeve become a section bar part separately, only need fastening hexagon socket head cap screw during connection, when taking apart, only need unclamp bolt.The loose mail such as bolt, packing ring can not be thrown off, be dropped, and can not fall into more dangerous position.
Fastening devices between a kind of section bar of the present utility model has installs fast, installs the safe and advantage of safety, can realize connecting at any time, drastically increase installation effectiveness, be widely used in large complicated automatic revolving door and heavy section right-angle structure framework.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with detailed description of the invention also with reference to accompanying drawing, the utility model is further described.Should be appreciated that, these describe just exemplary, and do not really want to limit scope of the present utility model.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring concept of the present utility model.
The utility model is widely used in large complicated automatic revolving door and heavy section right-angle structure framework.
As shown in Figures 1 to 6, the fastening devices between the section bar of the utility model preferred embodiment comprises: bolt assembly 1 and bolt block assembly 5.
Bolt assembly 1 is positioned at the bolt group slotted eye 101 of Vertical section 100, and can move freely in bolt group slotted eye 101.Bolt assembly 1 comprises bolt 2, hole back-up ring 3, bolt sleeve 4 and spring washer 7, in bolt sleeve 4 stud bolt group slotted eye 101, such as bolt sleeve 4 interference fit or be adhered in bolt group slotted eye 101, bolt 2 is positioned at bolt sleeve 4, and hole back-up ring 3 is positioned at openend 102 place of bolt group slotted eye 101, and spring washer 7 is between bolt 2 and bolt sleeve 4, bolt 2 is spiral shell head towards one end of hole back-up ring 3, twisted by spiral shell head pine, tightly twisted bolt 2, preferably, spiral shell head is interior hexagonal spiral shell head.Like this, bolt 2, hole back-up ring 3, bolt sleeve 4 and spring washer 7 and Vertical section 100 are combined as a whole, and become the assembly of not throwing off.
Bolt block assembly 5 is fixed in horizontal section bar 200, and matches with bolt assembly 1.Bolt block assembly 5 comprises bolt holder 6 and trip bolt 8, and bolt holder 6 and bolt 2 match, and trip bolt 8 stretches in horizontal section bar 200, and is vertically connected to the sidepiece of bolt holder 6.
Due to Vertical section 100 and horizontal section bar 200 position at a right angle, by the bolt assembly 1 that matches and bolt block assembly 5, Vertical section 100 is vertical with horizontal section bar 200 is connected to form section bar body.Specifically, bolt 2, hole back-up ring 3, bolt sleeve 4 and spring washer 7 form bolt assembly 1, this bolt assembly 1 is embedded in Vertical section 100, and bolt holder 6 is fixed in horizontal section bar 200 by trip bolt 8, Vertical section 100 and horizontal section bar 200 position at a right angle.Tighten hexagon socket head cap screw 2, bolt 2 just firmly combines together with Vertical section 100 and horizontal section bar 200.Unclamp hexagon socket head cap screw 2, Vertical section 100 and horizontal section bar 200 are just thrown off.After disengagement, bolt 2, hole back-up ring 3, spring washer 7 and bolt sleeve 4 still combine as a bolt assembly 1 and Vertical section 100.Horizontal section bar 200 also still combines with bolt holder 6, does not throw off separately.Before right angle assembling components, first (right-angle connector) bolt holder 6 and bolt assembly 1 are located with respective section bar and fix.Just hexagon socket head cap screw 2 is tightened during general assembly.Bolt used like this can not come off, lose.Do not have bolt, nut misalignment, drop some the row troubles produced, and makes the not only convenient and swift but also fastening secure of work.In a large amount of occasion using right-angle structure, can greatly enhance productivity and architecture quality.
Further, the fixing means between the section bar of the utility model preferred embodiment comprises the following steps:
First, open the bolt group slotted eye 101 held for bolt assembly 1 at the left end of upper, lower horizontal section bar 200 and the two ends of right Vertical section 100, and erection bolt assembly 1.Wherein, bolt assembly 1 comprises bolt 2, hole back-up ring 3, bolt sleeve 4 and spring washer 7, in bolt sleeve 4 stud bolt group slotted eye 101, bolt 2 is positioned at bolt sleeve 4, hole back-up ring 3 is positioned at openend 102 place of bolt group slotted eye 101, spring washer 7 is between bolt 2 and bolt sleeve 4, and bolt 2 is interior hexagonal spiral shell head towards one end of hole back-up ring 3.Bolt 2, hole back-up ring 3, bolt sleeve 4 and spring washer 7 and section bar are combined as a whole, and become the assembly of not throwing off.
Then, open the installing hole held for bolt block assembly 5 at the right-hand member of upper, lower horizontal section bar 200 and the two ends of left Vertical section 100, and erection bolt holder assembly 5.Bolt block assembly 5 comprises bolt holder 6 and trip bolt 8, and bolt holder 6 and bolt 2 match, and trip bolt 8 stretches in horizontal section bar 200, and is vertically connected to the sidepiece of bolt holder 5.
Finally, by being connected of bolt 2 and bolt holder 6, connect upper, lower horizontal section bar 200 and left and right Vertical section 100, form profiled body.
Specifically, in the process of packed and transported, integration member and its section bar of bolt 2, bolt holder 6 are combined in one piece, and in erecting bed, as long as find out the corresponding profile matched, the integration member together with conjunction bolt 2, bolt holder 6 just have found simultaneously.Align corresponding section bar, and with the fastening hexagon socket head cap screw 2 of inner hexagon spanner, section bar just tightly combines very easily.Unclamp hex bolts, section bar naturally separately.In this process, the integration member of bolt 2 and bolt holder 6 does not depart from section bar.Repeat to install the hexagon socket head cap screw also just again in fastening bolt fixed cover.The connection that mounting method is more common, eliminates the nut of more difficult placement tram, bolt place spring washer, place plain washer, through via hole more difficult look for the nut matched, lost packing ring, lost nut, again repeated former operation.Wear each bolt, fix each root type material, the patience wearing down people at all times, the process of assembling is one and is full of agitation, gloomy process.The use of section bar bolt 2 and bolt holder 6 member, provide a kind of mounting method, become more difficult, irritated, gloomy a, process of wearing down people's patience into one and only rotate the mounting method that inner hexagon spanner just completes the happiness of profile material assembling assembling dexterously.
As mentioned above, advantages compared with the fastening devices between a kind of section bar of the present utility model is fastening with conventional stud.Conventional stud is fastening, and particularly at some special occasion and environment, bolt, packing ring and nut (tapped plate) are very easily lost in the course of the work, be even scattered everywhere, in some narrow narrow occasions pickups also not easily.Looking for so repeatedly, pick up bolt and can waste a large amount of time, drop and also can cause danger or loss in some places.
Adopt the utility model can change these situations well.Because first bolt holder and bolt combine location with respective section bar local easily in advance, bolt holder, and bolt and packing ring, hole back-up ring, bolt sleeve become a section bar part separately, only need fastening hexagon socket head cap screw during connection, when taking apart, only need unclamp bolt.The loose mail such as bolt, packing ring can not be thrown off, be dropped, and can not fall into more dangerous position.
Fastening devices between a kind of section bar of the present utility model has installs fast, installs the safe and advantage of safety, can realize connecting at any time, drastically increase installation effectiveness, be widely used in large complicated automatic revolving door and heavy section right-angle structure framework.
Should be understood that, above-mentioned detailed description of the invention of the present utility model only for exemplary illustration or explain principle of the present utility model, and is not formed restriction of the present utility model.Therefore, any amendment made when not departing from spirit and scope of the present utility model, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.In addition, the utility model claims be intended to contain fall into claims scope and border or this scope and border equivalents in whole change and modification.