CN2892786Y

CN2892786Y - Cross steel I-beam connecting device

Info

Publication number: CN2892786Y
Application number: CN 200620019747
Authority: CN
Inventors: 张方成
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-04-30
Filing date: 2006-04-30
Publication date: 2007-04-25
Anticipated expiration: 2016-04-30

Abstract

The utility model discloses a crisscross I-section girder connecting device which includes a male connecting block and a female connecting block and consists of a block body, an upper connecting ear, a lower connecting ear and an upper pressing bar. One side close to the lower part of the block body is provided with a lower block trough; one end of the upper part of the block body in the male connecting block is fixed and arranged with a boss; one end of the upper part of the blocking body in the female connecting block is provided with a concave trough whose size and shape are assembled with the boss of the male connecting block. The utility model can be positioned conveniently, fast and reliably, has a good safety performance, can largely improve the efficiency, shorten the detection and maintenance period and create great benefits every year. The I-beam connected by the method does not need to cut the bolt hole, will not be discarded after multi-usage and save the material charges; furthermore, the I-section steel connecting device can be designed into different specifications and types according to I-section steel with different sizes; the utility model can be applied to mines and other similar sits and has a good popularized and applicable value.

Description

Cross-shaped H type steel frame connection device

(1), technical field:

The utility model relates to a kind of connecting device, specifically is used for the connecting device between vertical two steel I-beams placing of criss-cross.

(2), technical field:

The mine hoisting system is as the throat thoroughfare in mine, be used for overhauling steel rope or in other large-scale job execution engineering, often need build provisional platform with I-beam section, so that set up track adjusting wheel, and receive with stable car, put steel rope in the pit shaft, girder steel is groined type, vertically puts each other, receive, put in the process of rope, because girder steel is subjected to the pulling force of horizontal direction, be the stability of assurance steel I-beam, on, need to use Methods of OFC-A between following girder steel, I-beam section is carried out gas cutting become bolt hole, connect with bolt then, fixing in this way, both bothered, when useless again, influence construction and maintenance progress.Main shaft with a medium-sized mine is an example, the annual maintenance repeatedly, and every stopped production one hour more, loss just reaches nearly 80,000 yuan, and whole mine every year therefore can be with a toll of hundreds thousand of units.In addition, I-beam section is cut out many bolts hole, has influenced the load-carrying capacity of I-beam section, has reduced safety performance, has used the just necessary replacing in back for several times, has increased the cost of enterprise.

(3), summary of the invention:

The purpose of this utility model is to provide a kind of cross-shaped H type steel frame connection device, this product structure is simple and have a good structural behaviour, quick and easy for installation, shortened production time, improved work efficiency greatly, reduce the influence that enterprise is produced, saved Master Cost, reduced enterprise cost.

For achieving the above object, cross-shaped H type steel frame connection device of the present utility model has following feature:

This connecting device comprises male connecting block and female Connection Card, and male connecting block and female Connection Card are formed by card body, last engaging lug, following engaging lug and ceiling molding; Saidly be fixedly connected with engaging lug being provided with lower blocked slot near card body lower end one side on the upper surface of card body, the centre of last engaging lug is provided with the hole; A said side in the upper end of blocking body is fixedly connected with ceiling molding, and ceiling molding is an integral body with the card body; The below of card body is fixedly connected with down engaging lug, and the centre of following engaging lug is provided with the hole, and the hole is axially vertical with the hole in the last engaging lug;

A said end that blocks body top in male connecting block is fixed with boss, and boss is an integral body with the card body, and the direction of boss is consistent with the direction of lower blocked slot;

A said end that blocks body top in female Connection Card inwardly is provided with groove, and the direction of groove is consistent with the direction of lower blocked slot, and the boss of the size of groove, shape and male connecting block is complementary.

In technique scheme, be applicable to that the I-beam section of vertically putting connects, use by staggered in pairs connection of two secondary male and female Connection Cards during installation with bolt.In the technical program, the male and female Connection Card of this connecting device is made by cast steel material.Owing to be provided with upper and lower engaging lug and ceiling molding and lower blocked slot in the male and female Connection Card, during installation, to be gone up the lower edge of I-beam section pushes down by the ceiling molding of two pairs of male and female Connection Cards, the lower blocked slot of this male and female Connection Card blocks down the upper edge, both sides of I-beam section respectively, again the upper and lower engaging lug of male and female Connection Card is connected with bolt, form mutual pulling force, two I-beam section displacements that do not cause vertical pendulum to be put; In addition, the boss of male connecting block inserts in the groove of female Connection Card and plays the role of positioning, and improves the stressed of bolt simultaneously.Adopt the technical solution of the utility model, quick and easy for installation, firm, safety performance is good, can raise the efficiency greatly, shorten maintenance duration, reduce the off-time, main shaft with a medium-sized mine is an example, calculate according to thick pacing, the annual repair time can shorten more than ten hours, and therefore can create more than the hundreds thousand of units of benefit every year.In this way the bonded assembly I-beam section can subscription rate through repeated use, has saved Master Cost; In addition, this kind I-beam section connecting device can be designed to different specifications and models according to the I-beam section of different sizes, and except that the mine, other similar occasion also can be used, and has application value preferably.

(4), description of drawings:

Fig. 1 is the male connecting block structural representation in the utility model criss-cross I-beam section connecting device;

Fig. 2 is the birds-eye view of Fig. 1;

Fig. 3 is the left view of Fig. 1;

Fig. 4 is the structural representation of the female Connection Card in the utility model criss-cross I-beam section connecting device;

Fig. 5 is the birds-eye view of Fig. 4;

Fig. 6 is the left view of Fig. 4;

Fig. 7 is the mounting structure scheme drawing of the utility model criss-cross I-beam section connecting device;

Fig. 8 is the left view of Fig. 7;

Fig. 9 is the A-A birds-eye view of Fig. 7;

(5), the specific embodiment:

Below in conjunction with accompanying drawing the utility model criss-cross I-beam section connecting device is described in further detail.

Fig. 1, Fig. 2 and Fig. 3 are the structural representations of the male connecting block in the criss-cross I-beam section connecting device; The material of male connecting block is to be made by cast steel, guaranteeing the working strength of connecting device, by Fig. 1, Fig. 2 and Fig. 3 as seen, male connecting block 1 by card body 3, go up engaging lug 4, engaging lug 5 and ceiling molding 6 are formed down; Be provided with lower blocked slot 7 in lower end one side near card body 3, an end on card body 3 tops is fixed with boss 10 in male connecting block 1, and boss 10 is an integral body with card body 3, and the direction of boss 10 is consistent with the direction of lower blocked slot 7; Be fixedly connected with engaging lug 4 on the upper surface of card body 3, the centre of last engaging lug 4 is provided with hole 8; Side in the upper end of blocking body 3 is fixedly connected with ceiling molding 6, and ceiling molding 6 is an integral body with card body 3; The below of card body 3 is fixedly connected with down engaging lug 5, and the centre of following engaging lug 5 is provided with hole 9, and hole 9 is axially vertical with the hole 8 in the last engaging lug 4.

Fig. 4, Fig. 5 and Fig. 6 are the structural representations of the female Connection Card in the criss-cross I-beam section connecting device; The material of female Connection Card is to be made by cast steel, by Fig. 4, Fig. 5 and Fig. 6 as seen, female Connection Card 2 by card body 3, go up engaging lug 4, engaging lug 5 and ceiling molding 6 are formed down; Be provided with lower blocked slot 7 in lower end one side near card body 3, an end on card body 3 tops inwardly is provided with groove 11, and the boss 10 of the size of groove 11, shape and male connecting block 1 is complementary.Be fixedly connected with engaging lug 4 on the upper surface of card body 3, the centre of last engaging lug 4 is provided with hole 8; Side in the upper end of blocking body 3 is fixedly connected with ceiling molding 6, and ceiling molding 6 is an integral body with card body 3; The below of card body 3 is fixedly connected with down engaging lug 5, and the centre of following engaging lug 5 is provided with hole 9, and hole 9 is axially vertical with the hole 8 in the last engaging lug 4.

Fig. 7, Fig. 8 are two pairs of male and female Connection Cards and two vertical I-beam section bonded assembly structural representations of putting of criss-cross with Fig. 9.By Fig. 7, Fig. 8 and Fig. 9 finding, last I-beam section 12 is put with following I-beam section 13 is vertical mutually, when connection is installed, use in pairs by two pairs of male and

female Connection Cards

1 and 2, wherein a pair of male and

female Connection Card

1 and 2 ceiling molding 6 are pushed down in the lower edge that will go up I-beam section 12 of last I-beam section 12 1 sides, simultaneously, and the upper edge, both sides that this male and

female Connection Card

1 and 2 lower blocked slot 7 block down I-beam section 13 respectively, boss 10 in the male connecting block 1 snaps in the groove 11 in female Connection Card 2, plays the role of positioning; Male and female Connection Card 1 is captiveed joint by bolt 15 by hole 8 with 2 last engaging lug 4; Push down in the lower edge that the opposite side of last I-beam section 12 will be gone up I-beam section 12 by another ceiling molding 6 to male and

female Connection Card

1 and 2 equally, the boss 10 in the male connecting block 1 snaps in the groove 11 in female Connection Card 2, plays the role of positioning; This lower blocked slot 7 to the male and female Connection Card blocks down the upper edge, both sides of I-beam section 13 other ends respectively, and this is also captiveed joint by bolt 15 by hole 8 with 2 last engaging lug 4 to male and female Connection Card 1.In addition, pass through hole 9 between the following engaging lug 5 of two male connecting blocks 1 at I-beam section 12 two ends and two female Connection Cards 2 by bolt 14 captive joints.

In the present embodiment, will satisfy certain curving of casting between last engaging lug 4 and following engaging lug 5 and the card body 3, reduce stress concentration, the section of the shape of ceiling molding 6 and lower blocked slot 7, size and steel I-beam is complementary.

Claims

1, a kind of cross-shaped H type steel frame connection device, it is characterized in that: this connecting device comprises male connecting block (1) and female Connection Card (2), and male connecting block (1) and female Connection Card (2) are formed by card body (3), last engaging lug (4), following engaging lug (5) and ceiling molding (6); Saidly be fixedly connected with engaging lug (4) being provided with lower blocked slot (7) near card body (3) lower end one side on the upper surface of card body (3), the centre of last engaging lug (4) is provided with hole (8); A said side in the upper end of blocking body (3) is fixedly connected with ceiling molding (6), and ceiling molding (6) is an integral body with card body (3); The below of card body (3) is fixedly connected with down engaging lug (5), and the centre of following engaging lug (5) is provided with hole (9), and hole (9) are axially vertical with the hole (8) in the last engaging lug (4);

A said end that blocks body (3) top in male connecting block (1) is fixed with boss (10), and boss (10) is an integral body with card body (3), and the direction of boss (10) is consistent with the direction of lower blocked slot (7);

A said end that blocks body (3) top in female Connection Card (2) inwardly is provided with groove (11), and the direction of groove (11) is consistent with the direction of lower blocked slot (7), and the boss (10) of size, shape and the male connecting block (1) of groove (11) is complementary.

2, a kind of cross-shaped H type steel frame connection device according to claim 1 is characterized in that: the lower surface of said ceiling molding (6) wherein has certain gradient, adapts with the shape of institute fixture.

3, a kind of cross-shaped H type steel frame connection device according to claim 1 is characterized in that: the lower surface of the notch of said lower blocked slot (7) wherein has certain gradient, adapts with the shape of institute fixture.