CN211571783U - A pre-buried device for in piping lane - Google Patents
A pre-buried device for in piping lane Download PDFInfo
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- CN211571783U CN211571783U CN201921192983.8U CN201921192983U CN211571783U CN 211571783 U CN211571783 U CN 211571783U CN 201921192983 U CN201921192983 U CN 201921192983U CN 211571783 U CN211571783 U CN 211571783U
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- fixedly connected
- channel steel
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Abstract
The utility model provides a pre-buried device for among piping lane. This pre-buried device includes: a plurality of pre-buried components; all the embedded components are arranged in the pipe gallery in parallel according to a preset installation interval; wherein, every embedded component all includes: the induction plate, the hafen channel steel and a plurality of connecting rods; the induction plate is arranged perpendicular to a wall body in the pipe gallery, and the front end of the induction plate is pre-embedded in the wall body and is fixedly connected with a pipe gallery support system in the wall body; the hafen channel steel is fixedly connected with the rear end of the induction plate through a plurality of connecting rods; the bottom of the rivet of the hafen channel steel is embedded in the wall body in the pipe gallery. Use the utility model discloses can reduce the crack effectively, realize the control to the crack.
Description
Technical Field
The utility model relates to an underground utility tunnel technical field especially relates to a pre-buried device for in piping lane.
Background
At present, the construction of the comprehensive pipe gallery is not popular. Utility tunnel among the prior art is mostly two cabins or three cabin structures. Wherein, each cabin can be divided into an electric power communication cabin, a gas cabin, a heating power cabin, a comprehensive cabin and the like according to the use function. The large-section pipelines in the cabin, such as a main line water supply pipe, a natural gas pipe and a thermal steam pipe, are arranged on the ground in the cabin in the form of buttresses, the small-section pipelines, such as a branch line water supply pipe and a middle water pipe, and various cables, such as power cables and communication cables, are fixed on the wall surface in the cabin in the form of brackets.
However, during the construction of utility tunnels, it has been found that there are cracks on the side walls of the tunnel that may develop to different degrees of cracking. The crack can reduce the bearing capacity of the structure on one hand, and on the other hand can form a channel for external erosion media to enter the concrete, so that the corrosion of the steel bar and the damage of the concrete structure are accelerated, and the durability of the structure is reduced. Therefore, crack control is critical to achieving a 100 year design life for the utility tunnel.
In order to control the cracks of the underground comprehensive pipe gallery, the crack prevention and control technology of some underground comprehensive pipe galleries is provided in the prior art. However, the crack prevention and control technology of the underground comprehensive pipe gallery in the prior art has the following problems:
1) the utility tunnel's among the prior art piping lane support system, longwall crack controlling means are two sets of mutually independent systems, if use simultaneously in the piping lane engineering, have to increase the construction degree of difficulty, increase engineering cost, mounted position and get up and put and can not construct the scheduling problem.
2) The long wall crack control device in the prior art is arranged inside concrete and does not form segmentation on the surface of the concrete. In the installed position of the prior art apparatus, there is a potential for inducing cracks to form at the concrete surface where the concrete is relatively less constrained.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a pre-buried device for in piping lane to can reduce the crack effectively, realize the control to the crack.
The technical scheme of the utility model specifically be so realized:
a pre-buried device for in piping lane, this pre-buried device includes: a plurality of pre-buried components; all the embedded components are arranged in the pipe gallery in parallel according to a preset installation interval;
wherein, every embedded component all includes: the induction plate, the hafen channel steel and a plurality of connecting rods;
the induction plate is arranged perpendicular to a wall body in the pipe gallery, and the front end of the induction plate is pre-embedded in the wall body and is fixedly connected with a pipe gallery support system in the wall body;
the hafen channel steel is fixedly connected with the rear end of the induction plate through a plurality of connecting rods; the bottom of the rivet of the hafen channel steel is embedded in the wall body in the pipe gallery.
Preferably, the front end of the connecting rod is fixedly connected with the rear end of the induction plate, and the rear end of the connecting rod is fixedly connected with the rivet of the hafen channel steel.
Preferably, the front end of the connecting rod is fixedly connected with the rear end of the induction plate through a fixing nut.
Preferably, the pre-burying device further comprises: connecting a clamp;
two ends of the connecting hoop are respectively provided with a hoop head;
one clamp head of the connecting clamp is fixedly connected with the connecting rod, and the other clamp head of the connecting clamp is fixedly connected with the rivet of the Hafen channel steel.
Preferably, the hoop head of the connecting hoop is fixedly connected with the connecting rod and the rivet of the Hafen channel steel through a fixing nut.
Preferably, the installation length of the embedded device is equal to the height of the wall.
Preferably, the bottom of the rivet of the Hafen channel steel is poured in the concrete wall body.
Preferably, the hafen channel steel is fixedly connected with the single-sided toothed supporting arm or the double-sided toothed supporting arm through a fixing nut.
As can be seen from the above, in the pre-buried device for the pipe gallery in the utility model, because a plurality of pre-buried components are arranged in parallel in the pipe gallery, each pre-buried component is provided with the induction plate and the Hafen channel steel, and the front end of the induction plate is pre-buried in the wall and fixedly connected with the pipe gallery bracket system in the wall, the induction plate in the pre-buried components can cooperate with the Hafen channel steel to divide the concrete in a certain thickness range on the wall surface of the pipe gallery into a plurality of units with equal length, so that the temperature stress and the shrinkage stress on the surface of the concrete can be intensively released at the connecting seam between the pre-buried device and the concrete, the induced concrete is cracked at a preset fixed position, thereby the cracks generated due to the temperature stress and the shrinkage stress can be effectively reduced or even eliminated through the division function of the induction plate, and the control of the cracks is realized, the problem of prior art can not control the crack on the wall body at utility tunnel structure in the construction process is solved. Additionally, through the utility model provides an above-mentioned pre-buried device can realize the crack control of piping lane and the supporting role to the cable simultaneously to make the combined cost reduce, the construction degree of difficulty descends, the crack control is respond well moreover.
Drawings
Fig. 1 is the utility model provides an in the embodiment of a be used for pre-buried device's in piping lane structure schematic diagram.
Fig. 2 is the utility model provides an installation schematic diagram of a pre-buried device for in piping lane.
Fig. 3 is a schematic diagram of the crack distribution of the pipe gallery wall surface without using an embedded device in the prior art.
Fig. 4 is installed the embodiment of the utility model provides an in the embodiment of the effect schematic diagram of pre-buried device's piping lane wall.
Detailed Description
In order to make the technical solution and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is the utility model provides an in the embodiment of a be used for pre-buried device's in piping lane structure schematic diagram.
As shown in fig. 1, the utility model provides an in the embodiment of the utility model provides an embedded device for in piping lane include: a plurality of pre-buried components; all the embedded components are arranged in the pipe gallery in parallel according to a preset installation interval;
wherein, every embedded component all includes: the induction plate 11, a Hafen channel steel 12 and a plurality of connecting rods 13;
the induction plate 11 is arranged perpendicular to a wall 10 in the pipe gallery, and the front end of the induction plate 11 is pre-embedded in the wall 10 and is fixedly connected with a pipe gallery support system in the wall 10;
the hafen channel steel 12 is fixedly connected with the rear end of the induction plate 11 through a plurality of connecting rods 13; the bottom of rivet 21 of hafen channel-section steel 12 is buried in wall 10 in the piping lane.
A plurality of pre-buried subassemblies have in foretell a pre-buried device for in piping lane, each pre-buried subassembly is parallel to each other according to the interval of predetermineeing, and the wall body setting in the induction plate all perpendicular to piping lane among every pre-buried subassembly, and its front end is pre-buried in the wall body to with piping lane mounting system fixed connection in the wall body. Therefore, the induction plates in the embedded assemblies can cooperate with the Hafen channel steel to divide the concrete on the surface of the wall body of the pipe gallery within a certain thickness range into a plurality of units with equal length. Because the temperature stress and the shrinkage stress on the surface of the concrete have positive correlation with the size of the concrete, and the temperature stress and the shrinkage stress are main factors causing cracks to be generated, the induction plate in each embedded assembly is equivalent to a crack induction component, so that the temperature stress and the shrinkage stress can be intensively released at the connecting joint between the embedded device and the concrete (namely the embedded part of each induction plate), and the induced concrete cracks at a preset fixed position, and the cracks generated due to the temperature stress and the shrinkage stress can be effectively reduced or even eliminated through the segmentation effect of the induction plates.
In addition, in the technical scheme of the utility model, can link together the installation use with the pipeline supporting component in the piping lane with foretell induction plate. For example, before the concrete is poured and during the period of binding the vertical wall reinforcing steel bars, the embedded devices which are integrally formed can be put into the specified positions in the reinforcement cage together, and after the embedded devices are bound and connected with the reinforcing steel bars, the concrete pouring is waited.
Additionally, among the technical scheme of the utility model, the bottom of the rivet of hafen channel-section steel can directly be pour in the concrete wall body, does not pass through welded connection with reinforcing bar or built-in fitting in the wall body under the general condition. In the installation the utility model provides an during above-mentioned pre-buried device, can be connected the bottom of the rivet of hafen channel-section steel with the reinforcement in the wall body with tying up the silk. Therefore, the Hafen channel steel in the pre-buried device can also be used as a pipeline bracket to provide a supporting function for pipelines and cables arranged on the side wall.
For example, preferably, in an embodiment of the present invention, the hafen channel can be further fixedly connected to the single-sided toothed bracket arm or the double-sided toothed bracket arm through a fixing nut, so as to form a corresponding supporting system.
Furthermore, the technical scheme of the utility model in, the connective bar is a coupling assembling, consequently, this connective bar can be through multiple specific implementation and hafen channel-section steel and induced board fixed connection.
For example, preferably, in an embodiment of the present invention, the front end of the connecting rod is fixedly connected to the rear end of the inducing plate, and the rear end of the connecting rod is fixedly connected to the rivet of the hafen channel.
For another example, preferably, in an embodiment of the present invention, the front end of the connecting rod may be fixedly connected to the rear end of the inducing plate through a fixing nut.
For another example, preferably, in an embodiment of the present invention, the pre-embedded device for use in a pipe gallery further includes: a connector clip 14;
two ends of the connecting hoop 14 are respectively provided with a hoop head;
one clamp head of the connecting clamp 14 is fixedly connected with the connecting rod 13, and the other clamp head of the connecting clamp 14 is fixedly connected with the rivet 21 of the Hafen channel steel 12.
For another example, preferably, in an embodiment of the present invention, the band head of the connector band 14 is fixedly connected to the connecting rod 13 and the hafen channel 12 by means of a fixing nut.
Additionally, among the technical scheme of the utility model, pre-buried device's installation length can equal with the height of wall body.
Furthermore, the utility model discloses an among the technical scheme, can be according to the needs of the practical application condition, set up in advance installation interval between each pre-buried subassembly in the pre-buried device.
To sum up, the technical scheme of the utility model discloses an owing to be provided with the pre-buried subassembly of a plurality of parallel arrangement in the piping lane among the above-mentioned pre-buried device that is arranged in the piping lane, all be provided with induced board and hafen channel-section steel in every pre-buried subassembly, and the front end of induced board is pre-buried in the wall body to with piping lane mounting system fixed connection in the wall body. Therefore, the induction plates in the plurality of embedded assemblies can cooperate with the Hafen channel steel to divide the concrete in a certain thickness range on the surface of the wall body of the pipe gallery into a plurality of units with equal length, so that the temperature stress and the shrinkage stress on the surface of the concrete can be intensively released at the connecting joints between the embedded device and the concrete (namely the embedded parts of the induction plates), the induced concrete is cracked at a preset fixed position, the splitting effect of the induction plates can be realized, the cracks generated due to the temperature stress and the shrinkage stress can be effectively reduced or even eliminated, the control on the cracks is realized, and the problem that the cracks on the wall body can not be controlled in the construction process of the underground comprehensive pipe gallery structure in the prior art is solved.
Compared with the crack control means among the prior art, the utility model provides a pre-buried device's advantage lies in combining the kaifen channel-section steel that is used for supporting the cable originally, is connected synergistic effect with it and induced board to realize simultaneously the crack control of piping lane and the supporting role to the cable through one set of pre-buried device, make the combined cost reduce, the construction degree of difficulty descends, and crack control is respond well.
For example, according to the actual effect of a certain construction site, the crack distribution of the wall surface of the pipe gallery without the embedded device is shown in fig. 3, and the wall surface of the pipe gallery with the embedded device is shown in fig. 4. As can be seen from fig. 4, the wall with the same length and the same position has no crack on the wall between the embedded devices. That is, by the cutting function of the embedded device, cracks which should appear on the wall due to temperature stress and shrinkage stress are greatly reduced or even do not appear any more, so that a very good crack control effect is achieved.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a pre-buried device for in piping lane which characterized in that, this pre-buried device includes: a plurality of pre-buried components; all the embedded components are arranged in the pipe gallery in parallel according to a preset installation interval;
wherein, every embedded component all includes: the induction plate, the hafen channel steel and a plurality of connecting rods;
the induction plate is arranged perpendicular to a wall body in the pipe gallery, and the front end of the induction plate is pre-embedded in the wall body and is fixedly connected with a pipe gallery support system in the wall body;
the hafen channel steel is fixedly connected with the rear end of the induction plate through a plurality of connecting rods; the bottom of the rivet of the hafen channel steel is embedded in the wall body in the pipe gallery.
2. The embedment device of claim 1, wherein:
the front end of the connecting rod is fixedly connected with the rear end of the induction plate, and the rear end of the connecting rod is fixedly connected with the rivet of the Hafen channel steel.
3. The embedment device of claim 2, wherein:
the front end of the connecting rod is fixedly connected with the rear end of the induction plate through a fixing nut.
4. The embedment device of claim 1, wherein said embedment device further comprises: connecting a clamp;
two ends of the connecting hoop are respectively provided with a hoop head;
one clamp head of the connecting clamp is fixedly connected with the connecting rod, and the other clamp head of the connecting clamp is fixedly connected with the rivet of the Hafen channel steel.
5. The embedment device of claim 4, wherein:
the hoop head of the connecting hoop is fixedly connected with the connecting rod and the rivet of the Hafen channel steel through a fixing nut.
6. The embedment device of claim 1, wherein:
the installation length of the embedded device is equal to the height of the wall.
7. The embedment device of claim 1, wherein:
the bottom of the rivet of the hafen channel steel is poured in the concrete wall body.
8. The embedment device of claim 1, wherein:
the hafen channel steel is fixedly connected with the single-sided toothed supporting arm or the double-sided toothed supporting arm through the fixing nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921192983.8U CN211571783U (en) | 2019-07-26 | 2019-07-26 | A pre-buried device for in piping lane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921192983.8U CN211571783U (en) | 2019-07-26 | 2019-07-26 | A pre-buried device for in piping lane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211571783U true CN211571783U (en) | 2020-09-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921192983.8U Active CN211571783U (en) | 2019-07-26 | 2019-07-26 | A pre-buried device for in piping lane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211571783U (en) |
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2019
- 2019-07-26 CN CN201921192983.8U patent/CN211571783U/en active Active
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