CN111355196B - Passing box and method for installing passing box on building top plate - Google Patents
Passing box and method for installing passing box on building top plate Download PDFInfo
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- CN111355196B CN111355196B CN202010161836.5A CN202010161836A CN111355196B CN 111355196 B CN111355196 B CN 111355196B CN 202010161836 A CN202010161836 A CN 202010161836A CN 111355196 B CN111355196 B CN 111355196B
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- box
- box body
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/081—Bases, casings or covers
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/12—Distribution boxes; Connection or junction boxes for flush mounting
- H02G3/128—Distribution boxes; Connection or junction boxes for flush mounting in plinths, channels, raceways or similar
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Abstract
The invention provides a passing box and a method for installing the passing box on a building top plate. The box of passing through includes: the wire drawing box comprises a box body with an opening at the top end, a threading mechanism for a wire to pass through, a first box cover and a second box cover; the threading mechanism is arranged at the bottom of the box body, and the interior of the threading mechanism is communicated with the interior of the box body; the first box cover is provided with a preset height and detachably covers the top of the box body, and the first box cover is used for covering the box body in the pre-embedding stage; the second box cover is arranged in the box body and detachably covers the bottom of the box body, and the second box cover is used for covering the threading mechanism in the threading stage. According to the invention, the first box cover has a preset height, so that the passing box can protrude out of a building in an embedding stage, and the passing box is convenient to search; in the threading stage, the second box cover is arranged in the box body and covers the threading mechanism, so that the second box cover and the box body are lower than the plane of a building, the whole passing box is prevented from protruding out of the building, and the whole appearance of the building after the passing box is installed is ensured.
Description
Technical Field
The invention relates to the technical field of communication equipment, in particular to a passing box and a method for installing the passing box on a building top plate.
Background
With the continuous acceleration of modern life rhythm and the increase of labor cost, the assembly type building becomes a new building direction. The fabricated building is assembled by prefabricated components, so that the workload of a construction site is reduced, the environmental pollution is reduced, the construction efficiency is improved, and the fabricated building is widely applied to residential building engineering.
At present, main components for construction and application of assembly type building engineering are produced and manufactured in factories, and are transported to a site for assembly after being processed. All electromechanical pipelines need to be prefabricated in concrete members in advance, so that higher requirements are put on the advanced design of electromechanical installation specialties. At present, the electrical design is mainly to lay a prefabricated distribution pipe, and the distribution pipe needs to be prefabricated in a prefabricated layer of a floor slab. In building construction, when laying a distribution pipe on a top plate, if a pipe diameter line hidden in the top plate is large, it is necessary to run a wire from a gap between laminated plates. According to the specification requirement, the total length of the distribution pipe exceeds 5m, the passing box is required to be additionally arranged when three bends exist, however, the appearance of the finished house product is influenced by the additionally arranged passing box on the indoor top plate, and no matter what treatment is carried out, an obvious passing box panel is exposed on the top plate in the later-stage decoration under the condition that the suspended ceiling is not arranged.
Disclosure of Invention
In view of this, the invention provides a passing box, and aims to solve the problem that in the prior art, the appearance is easily affected by the additionally arranged passing box on an indoor top plate. The invention also provides a method for mounting the passing box on the building roof.
In one aspect, the present invention provides a routing box, comprising: the wire drawing box comprises a box body with an opening at the top end, a threading mechanism for a wire to pass through, a first box cover and a second box cover; the threading mechanism is arranged at the bottom of the box body, and the interior of the threading mechanism is communicated with the interior of the box body; the first box cover is provided with a preset height and detachably covers the top of the box body, and the first box cover is used for covering the box body in the pre-embedding stage; the second box cover is arranged in the box body and detachably covers the bottom of the box body, and the second box cover is used for covering the threading mechanism in the threading stage.
Further, among the above-mentioned box of passing through, threading mechanism includes: an arc-shaped bottom plate and two side plates; the bottom wall of the box body is provided with a through hole along the length direction of the box body, and the bottom plate is connected with the bottom wall of the box body and corresponds to the through hole; the two side plates are respectively connected with two ends of the bottom plate in a one-to-one correspondence manner and are connected with the side walls corresponding to the box body, and threading holes are formed in the corresponding positions of the two side plates; the upper portion of bottom plate and the diapire of box body can be dismantled and be connected to the second lid is located to the bottom plate, and second lid, bottom plate and two curb plates enclose and establish into the threading passageway.
Further, among the above-mentioned box of passing by, curved opening has all been seted up to the box body on two relative lateral walls of box body width direction, and every opening is by the bottom of box body to the arch of top department, two curb plates and two opening one-to-ones to, every curb plate all be provided with corresponding opening assorted bellying in the opening, every bellying all is connected with the opening that corresponds.
Furthermore, in the passing box, the thickness of each bulge is greater than that of the side wall of the box body, and the outer wall surface of each bulge is flush with that of the side wall of the box body; the second box cover is arc-shaped and contacts with the parts of the two bulges arranged in the box body.
Further, among the above-mentioned box of passing through, threading mechanism still includes: two damage prevention mechanisms; wherein, two damage prevention mechanism one-to-one set up in two wire passing hole department, and every damage prevention mechanism all is used for preventing the wire damage.
Further, in the above-mentioned cassette of passing through, each damage prevention mechanism includes: an elastic member and two blocking members; the two blocking pieces are respectively arranged at two ends of the elastic piece in a one-to-one correspondence mode, one end of the elastic piece is arranged in the box body, the elastic piece penetrates through the corresponding threading hole, the other end of the elastic piece is arranged outside the box body, and each blocking piece is used for blocking the movement of the elastic piece; the elastic piece is provided with at least one wire passing hole for a lead to pass through.
Further, in the above-mentioned route box, each stop piece is the annular arch that the outer wall of the corresponding tip of elastic component set up along circumference.
Furthermore, in the passing box, a groove is formed in the first box cover; and/or the second box cover is provided with a groove.
Further, among the above-mentioned box of passing by, the lateral wall of box body is provided with a plurality of connecting plates along circumference corresponding to top department, has all seted up the connecting hole on every connecting plate.
According to the invention, the first box cover has a preset height, so that the passing box can protrude out of a building in an embedding stage, and the passing box is convenient to search; in the threading stage, the inside of box body is arranged in to the second lid and cover threading mechanism, can make second lid and box body all be less than the plane of building, avoid the whole protrusion building of box of passing a way, make the box of passing a way be hidden state, guarantee effectively that the building is whole pleasing to the eye after the box installation of passing a way, the problem that indoor roof adds the box of passing a way and easily influences pleasing to the eye among the prior art has been solved, and, the box of passing a way can use different lids to different construction stages, when satisfying the construction demand, can also guarantee that the whole of building is pleasing to the eye, this box of passing a way can used repeatedly, and materials are saved has reduced construction cost.
In another aspect, the present invention further provides a method for installing a pass box on a building roof, including the following steps: determining the installation position of the passing box; pre-burying a passing box at the mounting position, wherein a box body of the passing box is connected with a first box cover; the first box cover is disassembled, the lead penetrates through the threading mechanism, and the second box cover is installed; the electric loop is debugged, after the debugging is free of problems, the inside of the box body is filled and leveled, and the top of the passing box is filled and leveled with the building roof.
In the invention, in the pre-embedding stage, the passing box protrudes out of the building due to the preset height of the first box cover, so that the passing box is convenient to search, in the threading stage, the second box cover is arranged in the box body, so that the second box cover and the box body are lower than the building top plate, the whole passing box is prevented from protruding out of the building top plate, the passing box cannot be highlighted by the building top plate, the whole attractiveness of the building top plate after the passing box is installed is effectively ensured, and the correct and stable installation of the passing box can be ensured.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 is a schematic structural diagram of a pass box according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a box body in the passing box according to the embodiment of the present invention;
fig. 3 is a schematic structural diagram of a second cover of the passing box according to the embodiment of the present invention;
fig. 4 is a schematic structural view of a first cover of the access box according to an embodiment of the present invention;
fig. 5 is a flowchart of a method for installing a pass-through box on a building roof according to an embodiment of the invention.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
The embodiment of the passing box comprises:
referring to fig. 1 to 4, there is shown a preferred structure of the bypass box in this embodiment. As shown, the bypass box includes: the box body 1, the threading mechanism 2, the first box cover 3 and the second box cover 4. Wherein, the top end of the box body 1 is open, and the bottom end is a closed end. The box body 1 has a preset height, which can be determined according to actual conditions, and this embodiment does not limit this. The threading mechanism 2 is arranged at the bottom of the box body 1, the interior of the threading mechanism 2 is communicated with the interior of the box body 1, and the threading mechanism 2 is used for a wire to pass through.
When the concrete implementation, threading mechanism 2 and box body 1 all arrange the building structure in, in this embodiment, the box of crossing can be applied to the roof of building structure in, then threading mechanism 2 and box body 1 all are connected with the concrete structure of roof. The box body 1 is provided with a preset height, so that the size of the passing box can be effectively reduced, the hiding of the passing box is facilitated, and the phenomenon that the size of the passing box is too large and protrudes out of the top plate is avoided.
The first cover 3 has a preset height, which can be determined according to practical situations, and this embodiment does not limit this. First lid 3 detachably lid is located the top of box body 1, and first lid 3 is used for hiding box body 1 in pre-buried stage. Preferably, the first cover 3 is connected with the top of the box body 1 through bolts.
The second cover 4 is arranged inside the box body 1, and the second cover 4 is detachably covered at the bottom of the box body 1, and the second cover 4 is used for covering the threading mechanism 2 in the threading stage.
The preset height of first lid 3 is used for making the box of passing a way can bulge in building structure's outside in pre-buried stage, and in this embodiment, first lid 3 bulges in the plane of roof. In the threading phase, the second cover 4 is placed inside the box 1, while the first cover 3 is no longer covered. Because first lid 3 protrusion in the plane of roof, it is corresponding, the height reduction of box body 1, like this, the peak behind the box body 1 bottom is located in the lid of second lid 4 is less than the plane of roof, and second lid 4 all compares with the roof plane with box body 1 promptly and is sunken state, so, the box of passing by the road wholly can not protrusion in the roof plane.
When the box is installed, the first box cover 3 is connected with the box body 1 through bolts so as to seal the inside of the box body 1. The connected box body 1 and the first box cover 3 are placed at the pre-installation position of the passing box, the pre-embedding stage is adopted in the pre-embedding stage, and in the pre-embedding stage, the box body 1 and the threading mechanism 2 are both connected with a concrete structure. Because the first box cover 3 has a preset height, the first box cover 3 is exposed outside so as to facilitate subsequent threading. In the threading stage, the first box cover 3 is detached, the wire passes through the threading mechanism 2, and the second box cover 4 is connected with the bottom of the box body 1, so that the second box cover 4 covers the threading mechanism 2 and further covers the wire. The electric loop is debugged, and after the debugging is free from problems, the second box cover 4 is arranged in the box body 1, so that the interior of the box body 1 is filled and leveled with other equipment.
In the embodiment, the first box cover 3 has a preset height, so that the passing box can protrude out of a building in an embedded stage, and the passing box is convenient to search; in the threading stage, second lid 4 is arranged in the inside of box body 1 and is covered threading mechanism 2, can make second lid 4 and box body 1 all be less than the plane of building, avoid the whole protrusion building of box of passing a way, make the box of passing a way be hidden state, guarantee effectively that the building is whole pleasing to the eye after the box installation of passing a way, the problem that indoor roof adds the box of passing a way and easily influences pleasing to the eye among the prior art has been solved, and, the box of passing a way can use different lids to different construction stages, when satisfying the construction demand, can also guarantee that the whole of building is pleasing to the eye, this box of passing a way can used repeatedly, and save material reduces construction cost.
Referring to fig. 1 to 4, in the above embodiment, the threading mechanism 2 may include: a bottom plate 21 and two side plates 22. Wherein, the box body 1 can be cuboid, and the through-hole has been seted up along the length direction (the direction from top to bottom of figure 2) of box body 1 to the diapire of box body 1. The bottom plate 21 is arc-shaped, the bottom plate 21 is connected with the bottom wall of the box body 1, and the bottom plate 21 corresponds to the through hole, that is, the bottom plate 21 is connected with the bottom wall of the through hole of the box body 1, and then the through hole opened by the bottom plate 21 on the bottom wall of the box body 1 is plugged.
Two curb plates 22 respectively with the both ends one-to-one of bottom plate 21, every curb plate 22 all is connected with the tip that bottom plate 21 corresponds to, and, every curb plate 22 all is connected with the lateral wall that box body 1 corresponds. So, bottom plate 21 is the protruding bottom of locating box body 1 of arc, and two curb plates 22 carry out the shutoff with two tip of bottom plate 21 for bottom plate 21 and two curb plates 22 enclose and establish into an enclosure space, and this enclosure space is the inside of threading mechanism 2, and the through-hole of box body 1 diapire is passed through to the inside of threading mechanism 2 and the inside of box body 1 and communicates. Threading holes 221 are formed in the corresponding positions of the two side plates 22 so that the wires can pass through the threading holes.
Preferably, the bottom plate 21 is integrally formed with the bottom wall of the case 1.
The inside of box body 1 is arranged in to second lid 4 and the upper portion of locating bottom plate 21 is covered, and second lid 4 can be dismantled with the diapire of box body 1 and be connected, specifically, second lid 4 covers in the through-hole of 1 diapire of box body, then second lid 4, bottom plate 21 and two curb plates 22 enclose establishes the threading passageway that supplies the wire to wear to establish. Preferably, the second cover 4 is bolted to the case body 1.
It can be seen that, in this embodiment, threading mechanism 2's simple structure, the implementation of being convenient for to, bottom plate 21 is the arc, can reduce the volume of the box of passing a way, the installation of the box of being convenient for passing a way, and avoid the too big box protrusion in building that leads to of the volume of the box of passing a way.
Referring to fig. 1 to 4, in the above embodiment, the two opposite side walls of the box body 1 in the width direction of the box body 1 (the direction from left to right in fig. 2) are both provided with an arc-shaped opening, that is, the side walls of the box body 1 connected to the two side plates 22 are both provided with an arc-shaped opening, and the opening positions of the two side walls correspond to each other. The opening in each side wall is arched from the bottom to the top of the box 1, that is, the opening is opened from the bottom wall to the top wall of the box 1. Two curb plates 22 and two opening one-to-one to, every curb plate 22 all is provided with curved bellying 23 corresponding to the opening part, the shape of this bellying 23 and the open-ended shape phase-match that corresponds, every bellying 23 all is connected with the opening that corresponds, and every curb plate 22 and bellying 23 on it are connected the opening that the box body 1 lateral wall corresponds and the tip that bottom plate 21 corresponds, is the encapsulated situation in order to guarantee that the inside of threading mechanism 2. Through the opening that box body 1 lateral wall was seted up to, the bellying 23 that every curb plate 22 set up has increased curb plate 22's size, has guaranteed threading mechanism 2's stability, and then has guaranteed that bottom plate 21, curb plate 22 and second lid 4 enclose the stability of establishing the threading passageway.
The thickness of each protruding portion 23 is greater than the thickness of the corresponding side wall of the box body 1, and the outer wall surface of each protruding portion 23 is flush with the outer wall surface of the corresponding side wall of the box body 1, so that each protruding portion 23 protrudes out of the inner wall surface of the side wall of the box body 1 in the box body 1. Second lid 4 is the arc, the part of second lid 4 and two bellying 23 arranging in box body 1 contacts, specifically, the radian of second lid 4 and the radian phase-match of two bellying 23, second lid 4 and two bellying 23 contact in the part of 1 inside walls of box body of protrusion in box body 1, thereby guarantee the second lid 4 and two sealed between the bellying 23, sealing effect has been improved, threading passageway's is guaranteed, be convenient for follow-up inside the filling up of box body after establishing second lid 4 to the lid.
Preferably, each protruding portion 23 is integrally formed with the corresponding side plate 22, and correspondingly, the thickness of each protruding portion 23 is the thickness of the corresponding side plate 22, and then the thickness of each side plate 22 is greater than the thickness of the corresponding side wall of the box body 1, and the outer wall surface of each side plate 22 is flush with the outer wall surface of the side wall of the box body 1.
When each protrusion 23 and the corresponding side plate 22 are integrally formed, the position of the threading hole 221 of each side plate 22 may be changed according to the actual situation, which is not limited in this embodiment.
In the above embodiments, the threading mechanism 2 may further include: two damage prevention mechanisms. Wherein, two prevent damage mechanism and two through wires hole 221 one-to-one, every prevent damage mechanism all sets up in the through wires hole 221 department correspondingly, and every prevents that damage mechanism all is used for preventing the wire from damaging.
Each anti-tamper mechanism may include: a resilient member and two blocking members. Wherein, two ends one-to-one correspondence of two stop pieces and elastic component, and every one end of elastic component all sets up a stop piece. One end of the elastic member is disposed inside the case body 1, and accordingly, the blocking member of the end is disposed inside the case body 1. The elastic member is inserted through the corresponding threading hole 221, the other end of the elastic member is disposed outside the box body 1, and correspondingly, the blocking member at the end is disposed outside the box body 1. Each of the stoppers serves to block the movement of the elastic member so that the elastic member is stably seated in the corresponding threading hole 221.
Preferably, each blocking member is an annular protrusion arranged along the circumferential direction on the outer wall of the corresponding end of the elastic member. Specifically, each annular protrusion is sleeved on the corresponding end of the elastic member. Preferably, the annular protrusion and the elastic member are integrally formed.
Preferably, the elastic member is an insulating member, in this embodiment, the elastic member is a rubber member, and each annular protrusion is also a rubber member.
The elastic piece is provided with at least one wire passing hole for a lead to pass through.
It can be seen that, in this embodiment, through set up the elastic component in the through wires hole 221 department of every curb plate 22, the wire through of elastic component is worn to establish by the wire, has not only avoided the wire to rock to avoid the wire directly to contact with through wires hole 221 and with the damage that curb plate 22 friction caused, protected the wire effectively.
Referring to fig. 1 to 4, in the above embodiments, the first box cover 3 is provided with the groove 5, so that a worker can conveniently take up the first box cover 3, the installation is convenient, and the construction efficiency is improved. The grooves 5 can be two and are symmetrically arranged.
The second box cover 4 is provided with the groove 5, so that a worker can take the second box cover 4 conveniently, the installation is convenient, and the construction efficiency is improved. The grooves 5 can be two and are symmetrically arranged.
The first box cover 3 is provided with a groove 5; and/or the second box cover 4 is provided with a groove 5. In specific implementation, the first box cover 3 is provided with a groove 5; or only, the second box cover 4 is provided with a groove 5; or, the first box cover 3 is provided with a groove 5, and the second box cover 4 is provided with a groove 5.
Referring to fig. 1 to 3, in each of the above embodiments, the side wall of the box body 1 is provided with a plurality of connecting plates 6 along the circumferential direction at positions corresponding to the tops, and each connecting plate 6 is provided with a connecting hole 61. The connection hole 61 is used to connect with other structures to secure the fixing of the case body 1.
In summary, in the embodiment, the first box cover 3 has a preset height, so that the passing box protrudes out of the building in the pre-embedding stage, and the passing box is convenient to search; in the threading stage, second lid 4 is arranged in the inside of box body 1 and is covered threading mechanism 2, can make second lid 4 and box body 1 all be less than the plane of building, avoid the whole protrusion building of box of passing a way, make the box of passing a way be hidden state, guarantee effectively that the building is whole pleasing to the eye after the box installation of passing a way, and, the box of passing a way can use different lids to different construction stages, when satisfying the construction demand, can also guarantee that the whole of building is pleasing to the eye, this box of passing a way can used repeatedly, and materials are saved, and construction cost is reduced.
The embodiment of the method for installing the passing box on the building roof comprises the following steps:
the embodiment also provides a method for installing the passing box on the building roof, and referring to fig. 5, fig. 5 is a flowchart of the method for installing the passing box on the building roof according to the embodiment of the invention. As shown in the figure, the method for installing the passing box on the building roof comprises the following steps:
in step S1, the mounting position of the passing box is determined.
Specifically, according to the electrical design drawing, the laying mode and the pipe diameter of the omitted pipeline are checked, and whether the omitted pipeline needs to be laid in a hidden mode between the gaps of the laminated plates or not is analyzed. And for the line pipe which must be laid between the gaps of the laminated plates, judging whether the passing box needs to be arranged or not according to the standard. For the electric lines which must be additionally provided with the passing box, whether the passing box can be arranged in a public area in a way of avoiding the indoor environment is judged. For the lines of which the passing box is required to be arranged on the indoor top plate, the passing box is arranged near the wall, in a toilet or a small storage room as much as possible, and the installation position of the passing box on the top plate is determined according to design drawings.
And step S2, pre-burying a passing box at the installation position, wherein the box body of the passing box is connected with the first box cover.
Specifically, pre-burying the passing box at the installation position, wherein the box body 1 of the passing box is connected with the first box cover 3 through a bolt. The building roof is arranged around the passing box, and the first box cover 3 has a preset height, so that the passing box protrudes out of the building roof.
And step S3, the first box cover is detached, the lead penetrates through the threading mechanism, and the second box cover is installed.
Specifically, in the electric pipeline threading stage, demolish first lid 3, carry out the wire threading, treat the circuit and lay the completion back, arrange second lid 4 in the inside of box body 1 and pass through bolted connection with the diapire of box body 1. The preset height of first lid 3 can make the top of box body 1 be less than the building roof after first lid 3 demolishs, and box body 1 sinks in the building roof promptly. After the second box cover 4 is installed, the whole height of the passing box is lower than that of the building top plate so as to prevent the passing box from protruding out of the building top plate and affecting the appearance.
The specific implementation process of the passing box may be as described above, and this embodiment is not described herein again.
And step S4, debugging the electric circuit, filling the interior of the box body after the debugging is free from problems, and filling the top of the passing box to be flush with the top plate of the building.
Specifically, after there is no problem in debugging, since the second cover 4 is arc-shaped, there is a part of empty space inside the box body 1, and the inside of the box body 1 is filled with cement mortar. Because the box body 1 and the second box cover 4 of the passing box are both lower than the plane of the building roof, the passing box after the box body is filled, so that the passing box is flush with the surrounding building roof.
It can be seen that, in this embodiment, in pre-buried stage, the box of crossing is because of the height protrusion in the building of predetermineeing of first lid, be convenient for seek the box of crossing, in the threading stage, the inside of box body is arranged in to the second lid makes second lid and box body all be less than the building roof, avoid the whole protrusion building roof of box of crossing, make the building roof can not show the box of crossing by projection, guarantee effectively that the building roof is whole pleasing to the eye after the box installation of crossing, can also guarantee the correct stable installation of the box of crossing.
The principle of the method for mounting the pass box on the building roof is the same as that of the pass box in the invention, and the related parts can be referred to each other.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (9)
1. A passthrough box, comprising: the wire drawing box comprises a box body (1) with an opening at the top end, a threading mechanism (2) for a wire to pass through, a first box cover (3) and a second box cover (4); wherein the content of the first and second substances,
the threading mechanism (2) is arranged at the bottom of the box body (1), and the interior of the threading mechanism (2) is communicated with the interior of the box body (1);
the first box cover (3) is provided with a preset height and detachably covers the top of the box body (1), and the first box cover (3) is used for covering the box body (1) in a pre-embedding stage;
the second box cover (4) is arranged inside the box body (1) and detachably covered at the bottom of the box body (1), and the second box cover (4) is used for covering the threading mechanism (2) in the threading stage;
the threading mechanism (2) comprises: an arc-shaped bottom plate (21) and two side plates (22); a through hole is formed in the bottom wall of the box body (1) along the length direction of the box body (1), and the bottom plate (21) is connected with the bottom wall of the box body (1) and corresponds to the through hole;
the two side plates (22) are respectively connected with two ends of the bottom plate (21) in a one-to-one correspondence manner and are connected with the corresponding side walls of the box body (1), and threading holes (221) are formed in the corresponding positions of the two side plates (22);
the upper portion of bottom plate (21) and with the diapire of box body (1) can be dismantled and be connected second lid (4) lid is located the bottom plate (21) and two threading passageway is enclosed into to curb plate (22).
2. The passing box according to claim 1, characterized in that the box body (1) is provided with arc-shaped openings on two opposite side walls in the width direction of the box body, each opening is arched from the bottom to the top of the box body (1), two side plates (22) are in one-to-one correspondence with the two openings, each side plate (22) is provided with a protruding portion (23) corresponding to the opening, and each protruding portion (23) is connected with the corresponding opening.
3. The routing box of claim 2,
the thickness of each bulge (23) is larger than that of the side wall of the box body (1), and the outer wall surface of each bulge (23) is flush with that of the side wall of the box body (1);
the second box cover (4) is arc-shaped, and the second box cover (4) is in contact with the two parts of the protruding parts (23) arranged in the box body (1).
4. The passthrough box of claim 1, wherein the threading mechanism further comprises: two damage prevention mechanisms; wherein the content of the first and second substances,
the two damage prevention mechanisms are arranged at the two threading holes (221) in a one-to-one correspondence mode, and each damage prevention mechanism is used for preventing the wire from being damaged.
5. The access box of claim 4, wherein each of the tamper-resistant mechanisms comprises: an elastic member and two blocking members; wherein the content of the first and second substances,
the two blocking pieces are respectively arranged at two ends of the elastic piece in a one-to-one correspondence manner, one end of the elastic piece is arranged in the box body (1), the elastic piece penetrates through the corresponding threading hole, the other end of the elastic piece is arranged outside the box body (1), and each blocking piece is used for blocking the movement of the elastic piece;
the elastic piece is provided with at least one wire passing hole for a lead to pass through.
6. The access box of claim 5, wherein each blocking member is an annular protrusion circumferentially disposed on an outer wall of a corresponding end of the resilient member.
7. The routing box of claim 1,
the first box cover (3) is provided with a groove (5); and/or the presence of a gas in the gas,
the second box cover (4) is provided with a groove (5).
8. The passing box according to claim 1, characterized in that the side wall of the box body (1) is provided with a plurality of connecting plates (6) along the circumferential direction at the position corresponding to the top, and each connecting plate (6) is provided with a connecting hole (61).
9. A method for installing a passing box on a building roof is characterized by comprising the following steps:
determining the installation position of the passing box;
pre-burying a passing box at the mounting position, wherein a box body of the passing box is connected with a first box cover;
the first box cover is disassembled, the lead penetrates through the threading mechanism, and the second box cover is installed;
debugging the electric loop, filling the interior of the box body after the debugging is free from problems, and filling the top of the passing box to be flush with a building roof;
threading mechanism set up in the bottom of box body, threading mechanism includes: an arc-shaped bottom plate and two side plates; the bottom wall of the box body is provided with a through hole along the length direction of the box body, and the bottom plate is connected with the bottom wall of the box body and corresponds to the through hole;
the two side plates are respectively connected with two ends of the bottom plate in a one-to-one correspondence manner and are connected with the side walls corresponding to the box body, and threading holes are formed in the corresponding positions of the two side plates;
the second lid is located the upper portion of bottom plate and with the connection can be dismantled to the diapire of box body, the second lid the bottom plate and two the curb plate encloses into the threading passageway.
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| CN202010161836.5A CN111355196B (en) | 2020-03-10 | 2020-03-10 | Passing box and method for installing passing box on building top plate |
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| CN111355196B true CN111355196B (en) | 2021-06-29 |
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