CN211550171U - I-steel type pre-buried channel - Google Patents

Abstract

The utility model provides a I-steel type embedded channel, includes C type channel-section steel, and even the installing in the top surface middle part of C type channel-section steel is listed as several groups retention device, I-steel and box body one-to-one, and the middle part thin end periphery of I-steel can slide in the penetrating groove that corresponds, and the inner wall sliding contact cooperation that the butt periphery of I-steel downside all corresponds with the box body, and the side inner wall is equipped with stop device respectively about the box body, and stop device is connected with the I-steel joint that corresponds. C type channel-section steel and I-steel dismantled and assembled in this device, the same and regular C type channel-section steel of shape or I-steel separately stack, compare in the stack of anomalous integral type pre-buried channel, reduced promptly and stacked area, be favorable to reducing C type channel-section steel or I-steel receive vibrations or extrusion damage, the probability of damage, pleasing to the eye, regular stack not only visual comfort is good, still be favorable to alleviateing operating personnel's later stage transport and clearance maintenance degree of difficulty.

Description

I-steel type pre-buried channel

Technical Field

The utility model belongs to the channel field, specifically speaking are I-steel type pre-buried channel.

Background

Traditional embedded channel is most to weld C type channel-section steel and I-steel as an organic whole structure according to the technological requirement in the workshop, and this structure makes the damaged whole section of change of embedded channel need when changing, and the height of I-steel is generally higher than the height of C shape channel-section steel, this can cause off-the-shelf integral type embedded channel to be difficult for neatly stacking in storage and transportation, this storage area occupied that has increased finished product embedded channel promptly, can increase each embedded channel in the later stage transportation and receive the damage of vibrations collision each other, the probability of damage, it is still not pleasing to the eye.

SUMMERY OF THE UTILITY MODEL

The utility model provides a I-steel type pre-buried channel for solve the defect among the prior art.

The utility model discloses a following technical scheme realizes:

the utility model provides a I-steel type embedded channel, including C type channel-section steel, even the installing of top surface middle part of C type channel-section steel is listed as several groups retention device, every group retention device is distributed and relative side open-ended box body is constituteed around two, the top surface of the equal fixed connection C type channel-section steel of bottom surface of box body, the open groove has been seted up respectively at the top surface middle part of box body, and the relative one end of two open grooves that every group box body corresponds communicates with each other with the outside, the top of C type channel-section steel is equipped with the vertical I-steel of several, I-steel and box body one-to-one, the middle part tip periphery of I-steel can slide in the open groove that corresponds, and the butt periphery of I-steel downside all cooperates with the inner wall sliding contact that the box body corresponds, the side inner wall.

As above, the I-steel type embedded channel, the limiting device respectively include the ball, the inner wall of the left side and the right side of the box body are respectively symmetrically provided with the groove, the inner wall of the groove is respectively and fixedly connected with one end of the spring, the other end of the spring is respectively and fixedly connected with the periphery of the corresponding ball, the ball can respectively slide in the corresponding groove, the left side and the right side of the I-steel are respectively provided with the spherical grooves, the spherical grooves are in one-to-one correspondence with the balls, and the inner sides of the balls are respectively located in the corresponding spherical grooves.

According to the I-steel type embedded channel, the outer surface of the spring is galvanized.

According to the I-steel type embedded channel, the maximum depth of the spherical groove is smaller than the radius of the spherical ball, and when the spherical ball is in contact fit with the corresponding spherical groove, the center of the spherical groove coincides with the center of the corresponding spherical ball.

According to the I-steel type embedded channel, the transverse length of the box body is smaller than that of the transverse opening of the bottom surface of the C-shaped channel.

The utility model has the advantages that: the utility model aims at overcoming not enough among the prior art, a I-steel type pre-buried channel is provided, during the use, operating personnel slides the downside butt of I-steel into the cavity of the box body that corresponds respectively, the side of carrying on the back mutually all cooperates with the inner wall contact of the box body that corresponds with the side of two corresponding I-steel about I-steel downside butt this moment, the middle part thin end periphery of I-steel cooperates with the inner wall contact of through groove, the stop device of box body inner wall restricts the relative displacement of the I-steel that corresponds respectively, the relative position of I-steel and the box body that corresponds is stable, thereby constitute firm pre-buried channel. The C-shaped channel steel and the I-steel can be dismantled and assembled in the device, the C-shaped channel steel and the I-steel can be independently replaced when damaged, the replacement consumable is reduced, the maintenance cost is further reduced, the C-shaped channel steel and the I-steel can be separately stored, the C-shaped channel steel or the I-steel with the same shape and the same rule are separately stacked, compared with the stacking of irregular integrated embedded channels, the stacking occupied area is reduced, the stress between the stacked pieces is more balanced and stable, the damage probability that the C-shaped channel steel or the I-steel is damaged by vibration or extrusion is favorably reduced, the device is attractive and regular, the visual comfort is good when the C-shaped channel steel or the I-steel is stacked, and the later-period carrying, the cleaning and the maintenance difficulty of operators are favorably reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of the present invention; FIG. 2 is a zoom view from view A of FIG. 1; FIG. 3 is a stacked state diagram of C-shaped channel steel; fig. 4 is an enlarged view of part i of fig. 1.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A joist steel type pre-buried channel comprises a C-shaped channel 1, wherein a row of fixing devices are uniformly arranged in the middle of the top surface of the C-shaped channel 1 and used for placing joist steels 2, each fixing device is composed of two box bodies 3 which are distributed in the front and back direction and have opposite side openings, the bottom surfaces of the box bodies 3 are fixedly connected with the top surfaces of the C-shaped channel 1, the middle parts of the top surfaces of the box bodies 3 are respectively provided with through grooves 4, the opposite ends of the two through grooves 4 corresponding to each box body 3 are communicated with the outside, a plurality of vertical joist steels 2 are arranged above the C-shaped channel 1, the joist steels 2 correspond to the box bodies 3 one by one, the peripheries of the thin ends in the middle of the joist steels 2 can slide in the corresponding through grooves 4, the peripheries of the thick ends at the lower sides of the joist steels 2 are in sliding contact fit with the corresponding inner walls of the box bodies 3, the inner walls at the left side and the right side of the box bodies, the limiting device is connected with the corresponding I-shaped steel 2 in a clamping mode. The utility model aims at overcoming not enough among the prior art, a I-steel type pre-buried channel is provided, during the use, operating personnel slides the downside butt of I-steel 2 into the cavity of the box body 3 that corresponds respectively, the side of carrying on the back mutually and two corresponding I-steel 2 about the side of I-steel 2 downside butt all with the inner wall contact cooperation of the box body 3 that corresponds, the thin end periphery in middle part of I-steel 2 and the inner wall contact cooperation of groove 4 pass through, the stop device of 3 inner walls of box body restrict the relative displacement of the I-steel 2 that corresponds respectively, I-steel 2 is stable with the relative position of the box body 3 that corresponds, thereby constitute firm pre-buried channel. C channel steel 1 and I-steel 2 dismantled and assembled in this device, but make C channel steel 1 and I-steel 2 change alone when damaged, the change consumptive material has been reduced, and then the maintenance cost has been reduced, but and the split of this device, make C channel steel 1 and I-steel 2 separately deposit, the same and regular C channel steel 1 of shape or I-steel 2 separately stack, compare in the stack of anomalous integral type pre-buried channel, the area of occupation of land that has reduced to stack, make the atress between each piece of stacking more balanced stable, be favorable to reducing C channel steel 1 or I-steel 2 receive vibrations or extrusion damage, the probability of damage, pleasing to the eye, regular stack not only visual comfort is good, still be favorable to alleviateing operating personnel's later stage transport and clearance maintenance degree of difficulty.

Specifically, as shown in fig. 4, the limiting device described in this embodiment includes the ball 7, the inner walls of the left and right sides of the box body 3 are symmetrically provided with the grooves 5, the inner walls of the grooves 5 are fixedly connected to one end of the spring 6, the other end of the spring 6 is fixedly connected to the periphery of the corresponding ball 7, the balls 7 can slide in the corresponding grooves 5, the left and right sides of the i-steel 2 are provided with the spherical grooves 8, the spherical grooves 8 correspond to the balls 7 one-to-one, and the inner sides of the balls 7 are located in the corresponding spherical grooves 8. When the round balls 7 are not in contact with the peripheries of the I-beams 2, less than half of the volume of the round balls 7 is located in the corresponding cavities of the box bodies 3, when the I-beams 2 slide into the corresponding box bodies 3, the corresponding round balls 7 are respectively extruded by the peripheries of the left side and the right side of the I-beams 2, the round balls 7 are forced to slide into the corresponding grooves 5, the springs 6 are stressed to store energy at the moment, when the peripheries of the front side or the rear side of the I-beams 2 are in contact with the inner walls of the corresponding box bodies 3, the spherical grooves 8 of the peripheries of the I-beams 2 and the grooves 5 corresponding to the inner walls of the box bodies 3 share a horizontal central line, the springs 6 release the stored energy to respectively push the corresponding round balls 7 to move towards the I-beams 2, the round balls 7 slide into the corresponding spherical grooves 8 and are in contact fit with the inner walls of the spherical grooves, and the round balls 7 limit.

Specifically, the outer surface of the spring 6 according to the present embodiment is galvanized. The zinc layer can generate a white film of zinc oxide or carbon type zinc carbonate in humid air, and the dense film can prevent the spring from being further corroded, so that the zinc coating is used for an anti-corrosion protective layer of the spring under normal atmospheric conditions.

Further, as shown in fig. 4, the maximum depth of the spherical groove 8 in this embodiment is smaller than the radius of the spherical ball 7, and when the spherical ball 7 contacts and matches with the corresponding spherical groove 8, the center of the spherical groove 8 coincides with the center of the corresponding spherical ball 7. This design makes operating personnel when dismouting I-steel 2, ball 7 and the cooperation of pegging graft of spherical groove 8 that corresponds, has avoided ball 7 and the spherical groove 8 card that corresponds to die and cause this device to damage or the condition emergence that can not be normal.

Furthermore, as shown in fig. 3, the lateral length of the box body 3 in this embodiment is smaller than the length of the lateral opening of the bottom surface of the C-shaped channel steel 1. This design makes buried channel 3 can be inseparabler stack, is favorable to improving buried channel's transportation or stack stability.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (5)

1. The utility model provides a I-steel type embedded channel which characterized in that: comprises C-shaped channel steel (1), a row of multiple groups of retention devices are uniformly arranged in the middle of the top surface of the C-shaped channel steel (1), each group of retention devices consists of two box bodies (3) which are distributed front and back and are opposite to each other and provided with openings on the side surfaces, the bottom surfaces of the box bodies (3) are fixedly connected with the top surface of the C-shaped channel steel (1), the middle parts of the top surfaces of the box bodies (3) are respectively provided with through grooves (4), one ends, corresponding to the two through grooves (4), of each group of box bodies (3) are communicated with the outside, a plurality of vertical I-shaped steels (2) are arranged above the C-shaped channel steel (1), the I-shaped steels (2) correspond to the box bodies (3) one by one, the peripheries of the middle thin ends of the I-shaped steels (2) can slide in the corresponding through grooves (4), the peripheries of the thick ends of the lower sides of the I-shaped steels, the limiting device is connected with the corresponding I-shaped steel (2) in a clamping manner.

2. The I-steel type pre-buried channel of claim 1, characterized in that: stop device include ball (7) respectively, the side inner wall is symmetrical respectively about box body (3) is seted up fluted (5), the inner wall of recess (5) is the one end of fixed connection spring (6) respectively, the other end of spring (6) is the periphery of ball (7) that fixed connection corresponds respectively, ball (7) can slide in recess (5) that correspond respectively, spherical groove (8) have been seted up respectively to the side about I-steel (2), spherical groove (8) and ball (7) one-to-one, the inboard of ball (7) is located corresponding spherical groove (8) respectively.

3. The I-steel type pre-buried channel of claim 2, characterized in that: the outer surface of the spring (6) is galvanized.

4. The I-steel type pre-buried channel of claim 2, characterized in that: the maximum depth of the spherical groove (8) is smaller than the radius of the spherical ball (7), and when the spherical ball (7) is in contact fit with the corresponding spherical groove (8), the center of the spherical groove (8) is superposed with the center of the corresponding spherical ball (7).

5. The I-steel type pre-buried channel of claim 1, characterized in that: the transverse length of the box body (3) is smaller than the transverse opening length of the bottom surface of the C-shaped channel steel (1).

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