CN204645496U - Lightgage steel joist - Google Patents
Lightgage steel joist Download PDFInfo
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- CN204645496U CN204645496U CN201520112445.9U CN201520112445U CN204645496U CN 204645496 U CN204645496 U CN 204645496U CN 201520112445 U CN201520112445 U CN 201520112445U CN 204645496 U CN204645496 U CN 204645496U
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- steel joist
- lightgage steel
- installing hole
- elongated slot
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Abstract
The utility model provides a kind of lightgage steel joist, belongs to technical field of buildings, and described lightgage steel joist is elongated slot body, and the cross section of described elongated slot body is rectangle, and the groove bottom wall of described elongated slot body is provided with at least one installing hole, and described installing hole runs through described groove bottom wall; Described installing hole is square, at least one side that described installing hole is parallel to the length direction of described elongated slot body is provided with abutting part, the width of described abutting part is less than the length of connected described side, and described abutting part extends towards the center of described installing hole.This light gauge steel structure is simple, when the grafting carrying out lightgage steel joist is fixed, utilizes the cavity between abutting part and installing hole to carry out clamping fixing, simple to operation, time saving and energy saving by installing hole.
Description
Technical field
The utility model relates to technical field of buildings, in particular to a kind of lightgage steel joist.
Background technology
Lightgage steel joist is a kind of novel constructional materials, along with the development of China's modernization construction, the places such as hotel, departure lounge, passenger station, station, arenas, market, factory, office building, old building remodeling, interior decoration setting, ceiling are widely used in recent years.Steel joist suspended ceiling have lightweight, intensity is high, adapt to the effects such as waterproof, shockproof, dust-proof, sound insulation, sound-absorbing, constant temperature; Meanwhile, lightgage steel joist also has the duration short.The advantages such as easy construction, therefore, lightgage steel joist widely using deeply by user and designing unit.
Inventor finds under study for action, and lightgage steel joist of the prior art at least exists following defect:
The installing hole of the lightgage steel joist of one, prior art is rectangle, and when carrying out the grafting of lightgage steel joist, the gap between lightgage steel joist and installing hole is comparatively large, and need the auxiliary material of filling other that it just can be made to fix, grafting is wasted time and energy; Two, the lightgage steel joist plug-in position of prior art is fixed, dismounting inconvenience, is not easy to the position regulating lightgage steel joist grafting; Three, lightgage steel joist service time of prior art longer after, easily there is situation about loosening in the material of auxiliary grafting, cause the skeleton of lightgage steel joist after grafting firm not, safety in utilization is low, uses inconvenience.
Utility model content
The purpose of this utility model is to provide a kind of lightgage steel joist, the problem that the grafting needing employing auxiliary material to cause during to improve existing lightgage steel joist grafting is wasted time and energy and plug-in position adjustment is inconvenient.
The utility model is achieved in that
Based on above-mentioned purpose, the utility model provides a kind of lightgage steel joist, and described lightgage steel joist is elongated slot body, and the cross section of described elongated slot body is rectangle, and the groove bottom wall of described elongated slot body is provided with at least one installing hole, and described installing hole runs through described groove bottom wall, wherein:
Described installing hole is square, at least one side that described installing hole is parallel to the length direction of described elongated slot body is provided with abutting part, the width of described abutting part is less than the length of connected described side, and described abutting part extends towards the center of described installing hole.
Preferably, the quantity of described installing hole is multiple, and multiple described installing hole is intervally arranged along the length direction of described elongated slot body.
In actual job process, the grafting carrying out skeleton needs to adopt a large amount of lightgage steel joists, therefore, the groove bottom wall of lightgage steel joist is provided with multiple installing hole, both the grafting of lightgage steel joist had been convenient to, meanwhile, when carrying out grafting, different installing holes is selected according to different plug-in positions, grafting is selective wider, more flexibly, accurately lightgage steel joist can be plugged on suitable position, the structure of grafting is more reasonable, adds the safety of use.When carrying out grafting, consider the strength problem of lightgage steel joist equally, therefore, installing hole extends along the length direction of elongated slot body, and structure is more reasonable, is not only convenient to grafting, uses safer.
Preferably, two relative sides of described installing hole are symmetrically arranged with abutting part, have gap between the elongated end of the described abutting part of described two sides.
The setting of abutting part, its structure is simple, easy to process, can be good at when grafting lightgage steel joist the effect playing fixing lightgage steel joist.In order to better lightgage steel joist can be fixed when realizing grafting, increase the safety used, described abutting part is set to two, and two abutting portion are symmetrical arranged in relative two sides, when lightgage steel joist is plugged in installing hole, lightgage steel joist is plugged in the cavity that two abutting parts and installing hole formed, and the contact surface of lightgage steel joist and abutting part and installing hole fits tightly, the uniform force of lightgage steel joist, there will not be the situation of change in location.Meanwhile, have gap between the elongated end of two abutting parts, when carrying out grafting, can there is deformation in two described abutting parts, and then be better fixed in installing hole by lightgage steel joist.
Preferably, described abutting portion is in the center of connected described side, and the structure of abutting part, divides described installing hole in order to two are installed cavity, namely divides in order to upper and lower two are installed cavity.When the grafting carrying out lightgage steel joist is fixed, can select different installation cavitys as required, select flexibility stronger, grafting is convenient.
Preferably, the length of described installing hole is 40mm, and width is 37mm, and the length direction of described installing hole is identical with the length direction of described elongated slot body.The structure of the utility model lightgage steel joist is simple, be convenient to processing, installing hole is designed and sized to fixing value, the grafting being applicable to the lightgage steel joist of a certain type is fixed, namely, when the grafting of the lightgage steel joist carrying out the type determined is fixed, do not need to carry out unnecessary selection, can directly use, convenient during grafting, time saving and energy saving.
Preferably, described abutting part is plate body, and the width that described plate body is connected to the end of described side is to its taper in width away from the end of described side.The grafting that this structure is beneficial to lightgage steel joist is fixed, namely when carrying out grafting, the width installing cavity is different, width near the end of the described abutting part of side is comparatively large, and the width away from the end of the described abutting part of side is less, during grafting, can insert from installing the larger place of cavity, it is convenient to insert, and installs cavity less one end and the lightgage steel joist of insertion can be fixed, easy to use.
Preferably, described plate body is fillet away from the corner of the end of described side, and fillet structure is simple, and easy to process, when carrying out the grafting of lightgage steel joist, installation personnel is not easily injured, use safety; Meanwhile, the structure of fillet makes lightgage steel joist more attractive in appearance, not only has practicality, and has possessed sight.
Preferably, described plate body is 10mm away from the width of the end of described side, and the gap between the elongated end of two described abutting parts is 8mm.The structure of the utility model lightgage steel joist is simple, be convenient to processing, be fixing value by the gap design between the elongated end of the size of the width of plate body and two abutting parts, the grafting being applicable to the lightgage steel joist of a certain type is fixed, namely, when the grafting of the lightgage steel joist carrying out the type determined is fixed, do not need to carry out unnecessary selection, can directly use, convenient during grafting, time saving and energy saving.
Preferably, the edge of two sidewalls of described elongated slot body is respectively arranged with the flanging of fold inward, and described flanging extends along the length direction of described elongated slot body.In order to improve lightgage steel joist ease of use further, the flanging of varus is set at the edge of two sidewalls of elongated slot body, namely the edge of described sidewall has certain thickness, not yielding during use, during grafting, more firm, meanwhile, the structure of flanging makes the edge of sidewall have certain width, when grafting is fixed, larger with the contact area of abutting part, further increase the fastness of grafting; Further, the sidewall with flanging does not have sharp edge, and workman is not easily injured when carrying out grafting, uses safer.
Preferably, the diapire of described lightgage steel joist is provided with multiple projection of evenly arrangement along its length and multiple groove.Groove is simple with protruding structure, easily manufactured, not only has the effect of the intensity increasing described lightgage steel joist, and meanwhile, the protruding structure with groove can increasing friction force, and not easily occur the situation of skidding during grafting, grafting is convenient.
The beneficial effects of the utility model are:
In sum, the lightgage steel joist that the utility model provides, described lightgage steel joist is elongated slot body, and structure is simple, and the scope of application is wide; Arrange at least one installing hole in the groove bottom wall of lightgage steel joist, be plugged on by lightgage steel joist in installing hole, grafting is convenient, and easy to use, in actual application, the cross section of lightgage steel joist mostly is rectangle, so this installing hole is square, and the scope of application is wide; Meanwhile, the side of installing hole is provided with abutting part, when carrying out grafting, abutting part can be good at lightgage steel joist to be fixed, and does not need to carry out filling by other auxiliary material and compresses, more convenient to operate, time saving and energy saving.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, be briefly described to the accompanying drawing used required in embodiment below, be to be understood that, the following drawings illustrate only some embodiment of the present utility model, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the top view of the utility model lightgage steel joist embodiment one;
Fig. 2 is the elevation of the utility model lightgage steel joist embodiment one;
Fig. 3 is the structure chart of the utility model lightgage steel joist embodiment two.
Reference numeral gathers: groove bottom wall 101, installing hole 102, side 103, abutting part 104, fillet 105, flanging 106, and protruding 107, groove 108.
Detailed description of the invention
Lightgage steel joist is a kind of novel constructional materials, along with the development of China's modernization construction, the places such as hotel, departure lounge, passenger station, station, arenas, market, factory, office building, old building remodeling, interior decoration setting, ceiling are widely used in recent years.Steel joist suspended ceiling have lightweight, intensity is high, adapt to the effects such as waterproof, shockproof, dust-proof, sound insulation, sound-absorbing, constant temperature; Meanwhile, lightgage steel joist also has the duration short.The advantages such as easy construction, therefore, lightgage steel joist widely using deeply by user and designing unit.Inventor finds in practice, and lightgage steel joist, when carrying out grafting and fixing, is plugged in installing hole by existing lightgage steel joist, and need to adopt auxiliary material to carry out filling simultaneously and be fixed, operation inconvenience, wastes time and energy.
Given this, designer of the present utility model devises a kind of lightgage steel joist with abutting part, described lightgage steel joist is elongated slot body, and the trench bottom of elongated slot body is provided with at least one installing hole, is arranged on by described abutting part on the side of described installing hole, when the grafting carrying out lightgage steel joist is fixed, in the cavity that side lightgage steel joist being plugged on abutting part and installing hole is formed, do not need to add auxiliary material, easy to use, it is time saving and energy saving to operate
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.The assembly of the utility model embodiment describing and illustrate in usual accompanying drawing herein can be arranged with various different configuration and design.Therefore, below to the detailed description of the embodiment of the present utility model provided in the accompanying drawings and the claimed scope of the present utility model of not intended to be limiting, but selected embodiment of the present utility model is only represented.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
It should be noted that: represent similar terms in similar label and letter accompanying drawing below, therefore, once be defined in an a certain Xiang Yi accompanying drawing, then do not need to define further it and explain in accompanying drawing subsequently.
In description of the present utility model, it should be noted that, term " " center ", " on ", D score, " left side ", " right side ", " vertically ", " level ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, or this utility model product orientation of usually putting or position relationship when using, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second ", " the 3rd " etc. only for distinguishing description, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, also it should be noted that, unless otherwise clearly defined and limited, term " setting ", " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition the concrete meaning of above-mentioned term in the utility model can be understood.
Embodiment one
Refer to Fig. 1-2, this embodiment offers a kind of lightgage steel joist, described lightgage steel joist is elongated slot body, and the cross section of described elongated slot body is rectangle, the groove bottom wall 101 of described elongated slot body is provided with at least one installing hole 102, and described installing hole 102 runs through described groove bottom wall 101, wherein:
Described installing hole 102 is square, at least one side 103 that described installing hole 102 is parallel to the length direction of described elongated slot body is provided with abutting part 104, the width of described abutting part 104 is less than the length of connected described side 103, and described abutting part 104 extends towards the center of described installing hole 102.
The utility model lightgage steel joist, described lightgage steel joist is elongated slot body, and structure is simple, and the scope of application is wide; In the groove bottom wall 101 of lightgage steel joist, at least one installing hole 102 is set, lightgage steel joist is plugged in installing hole 102, grafting is convenient, easy to use, in actual application, the cross section of lightgage steel joist mostly is rectangle, so, be designed to square by installing hole 102, the grafting that can meet multiple lightgage steel joist is fixed, and the scope of application is wide; Meanwhile, the side 103 of installing hole 102 is provided with abutting part 104, when carrying out grafting, abutting part 104 can be good at lightgage steel joist to be fixed, and does not need to carry out filling by other auxiliary material and compresses, more convenient to operate, time saving and energy saving.
In the preferred version of above-described embodiment, the quantity of described installing hole 102 is multiple, and multiple described installing hole 102 is intervally arranged along the length direction of described elongated slot body.
In actual job process, the grafting carrying out skeleton needs to adopt a large amount of lightgage steel joists, therefore, the groove bottom wall 101 of lightgage steel joist is provided with multiple installing hole 102, both the grafting of lightgage steel joist had been convenient to, meanwhile, when carrying out grafting, different installing holes 102 is selected according to different plug-in positions, grafting is selective wider, more flexibly, accurately lightgage steel joist can be plugged on suitable position, the structure of grafting is more reasonable, adds the safety of use.When carrying out grafting, consider the strength problem of lightgage steel joist equally, therefore, installing hole 102 extends along the length direction of elongated slot body, and structure is more reasonable, is not only convenient to grafting, uses safer.
In the preferred version of above-described embodiment, two relative sides 103 of described installing hole 102 are symmetrically arranged with abutting part 104, have gap between the elongated end of the described abutting part 104 of described two sides 103.
The setting of abutting part 104, its structure is simple, easy to process, can be good at when grafting lightgage steel joist the effect playing fixing lightgage steel joist.In order to better lightgage steel joist can be fixed when realizing grafting, increase the safety used, described abutting part 104 is set to two, and two abutting parts 104 are positioned at two relative sides 103 and are symmetrical arranged, when lightgage steel joist is plugged in installing hole 102, lightgage steel joist is plugged in the cavity that two abutting parts 104 and installing hole 102 formed, and the contact surface of lightgage steel joist and abutting part 104 and installing hole 102 fits tightly, the uniform force of lightgage steel joist, there will not be the situation of change in location.Meanwhile, have gap between the elongated end of two abutting parts 104, when carrying out grafting, can there is deformation in two described abutting parts 104, and then be better fixed in installing hole 102 by lightgage steel joist.
In the preferred version of above-described embodiment, described abutting portion is in the center of connected described side 103, and the structure of abutting part 104, by described installing hole 102 points in order to two installation cavitys, namely divides in order to upper and lower two are installed cavitys.When the grafting carrying out lightgage steel joist is fixed, different installation cavitys can be selected as required, select flexibility stronger, grafting is convenient, on this basis, abutting part 104 is arranged on center position, the position adjustments of light steel dragon brother is convenient, different lightgage steel joists need not be changed, time saving and energy saving.
In the preferred version of above-described embodiment, the length of described installing hole 102 is 40mm, and width is 37mm, and the length direction of described installing hole 102 is identical with the length direction of described elongated slot body.The structure of the utility model lightgage steel joist is simple, be convenient to processing, installing hole 102 is designed and sized to fixing value, the grafting being applicable to the lightgage steel joist of a certain type is fixed, namely, when the grafting of the lightgage steel joist carrying out the type determined is fixed, do not need to carry out unnecessary selection, can directly use, convenient during grafting, time saving and energy saving.
In the possibility of above-described embodiment, the edge of two sidewalls of described elongated slot body is respectively arranged with the flanging 106 of fold inward, and described flanging 106 extends along the length direction of described elongated slot body.In order to improve lightgage steel joist ease of use further, the flanging 106 of varus is set at the edge of two sidewalls of elongated slot body, namely the edge of described sidewall has certain thickness, not yielding during use, during grafting, more firm, meanwhile, the structure of flanging 106 makes the edge of sidewall have certain width, when grafting is fixed, larger with the contact area of abutting part 104, further increase the fastness of grafting; Further, the sidewall with flanging 106 does not have sharp edge, and workman is not easily injured when carrying out grafting, uses safer.
In the possibility of above-described embodiment, the diapire of described lightgage steel joist is provided with multiple protruding 107 and multiple groove 108 of evenly arrangement along its length.Groove 108 is simple, easily manufactured with the structure of protruding 107, not only has the effect of the intensity increasing described lightgage steel joist, and meanwhile, protruding 107 can increasing friction force with the structure of groove 108, and not easily occur the situation of skidding during grafting, grafting is convenient.Described multiple protruding 107 and the arranging situation of described multiple groove 108 varied, multiple protruding 107 and multiple groove 108 can be interted one to one and arrange, or interspersed arrangement corresponding between two, or adopt multiple protruding 107 evenly after arrangement again correspondence multiple groove 108 is set.
Embodiment two
Refer to Fig. 3, this embodiment also provides a kind of lightgage steel joist, and this embodiment is the further improvement on the basis of embodiment one, and the technical scheme that embodiment one describes is equally applicable to the present embodiment, the technical scheme no longer repeated description that embodiment one describes.
Specifically, this embodiment is on the basis of embodiment one, in order to the improvement that the firm plug increasing lightgage steel joist is further carried out.
In this embodiment, described abutting part 104 is plate body, and the width that described plate body is connected to the end of described side 103 is to its taper in width away from the end of described side 103.The grafting that this structure is beneficial to lightgage steel joist is fixed, namely when carrying out grafting, the width installing cavity is different, width near the end of the described abutting part 104 of side 103 is comparatively large, and the width away from the end of the described abutting part 104 of side 103 is less, during grafting, can insert from installing the larger place of cavity, it is convenient to insert, and installs cavity less one end and the lightgage steel joist of insertion can be fixed, easy to use.
In the preferred version of above-described embodiment, described plate body is fillet 105 away from the corner of the end of described side 103, and fillet 105 structure is simple, and easy to process, when carrying out the grafting of lightgage steel joist, installation personnel is not easily injured, use safety; Meanwhile, the structure of fillet 105 makes lightgage steel joist more attractive in appearance, not only has practicality, and has possessed sight.
In the preferred version of above-described embodiment, described plate body is 10mm away from the width of the end of described side 103, and the gap between the elongated end of two described abutting parts 104 is 8mm.The structure of the utility model lightgage steel joist is simple, be convenient to processing, be fixing value by the gap design between the elongated end of the size of the width of plate body and two abutting parts 104, the grafting being applicable to the lightgage steel joist of a certain type is fixed, namely, when the grafting of the lightgage steel joist carrying out the type determined is fixed, do not need to carry out unnecessary selection, can directly use, convenient during grafting, time saving and energy saving.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a lightgage steel joist, described lightgage steel joist is elongated slot body, and the cross section of described elongated slot body is rectangle, it is characterized in that, the groove bottom wall of described elongated slot body is provided with at least one installing hole, and described installing hole runs through described groove bottom wall, wherein:
Described installing hole is square, at least one side that described installing hole is parallel to the length direction of described elongated slot body is provided with abutting part, the width of described abutting part is less than the length of connected described side, and described abutting part extends towards the center of described installing hole.
2. lightgage steel joist according to claim 1, is characterized in that, the quantity of described installing hole is multiple, and multiple described installing hole is intervally arranged along the length direction of described elongated slot body.
3. lightgage steel joist according to claim 1, is characterized in that, two relative sides of described installing hole are symmetrically arranged with abutting part, have gap between the elongated end of the described abutting part of described two sides.
4. lightgage steel joist according to claim 3, is characterized in that, described abutting portion is in the center of connected described side.
5. lightgage steel joist according to claim 4, is characterized in that, the length of described installing hole is 40mm, and width is 37mm, and the length direction of described installing hole is identical with the length direction of described elongated slot body.
6. lightgage steel joist according to claim 5, is characterized in that, described abutting part is plate body, and the width that described plate body is connected to the end of described side is to its taper in width away from the end of described side.
7. lightgage steel joist according to claim 6, is characterized in that, described plate body is fillet away from the corner of the end of described side.
8. lightgage steel joist according to claim 7, is characterized in that, described plate body is 10mm away from the width of the end of described side, and the gap between the elongated end of two described abutting parts is 8mm.
9. a kind of section according to any one of claim 1-7 is the lightgage steel joist of U-shaped, it is characterized in that, the edge of two sidewalls of described elongated slot body is respectively arranged with the flanging of fold inward, and described flanging extends along the length direction of described elongated slot body.
10. a kind of section according to claim 9 is the lightgage steel joist of U-shaped, it is characterized in that, the diapire of described lightgage steel joist is provided with multiple projection of evenly arrangement along its length and multiple groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520112445.9U CN204645496U (en) | 2015-02-16 | 2015-02-16 | Lightgage steel joist |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520112445.9U CN204645496U (en) | 2015-02-16 | 2015-02-16 | Lightgage steel joist |
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| CN204645496U true CN204645496U (en) | 2015-09-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110453870A (en) * | 2019-08-15 | 2019-11-15 | 金螳螂精装科技（苏州）有限公司 | A kind of assembled for M38 lightgage steel joist flushes mounting structure |
-
2015
- 2015-02-16 CN CN201520112445.9U patent/CN204645496U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110453870A (en) * | 2019-08-15 | 2019-11-15 | 金螳螂精装科技（苏州）有限公司 | A kind of assembled for M38 lightgage steel joist flushes mounting structure |
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