CN218586833U - Wire box cover body and wire box - Google Patents

Abstract

The utility model discloses a wire box cover body which is used for being connected with a box body of a wire box in a sealing way, the wire box cover body is provided with a wire outlet channel, and the wire outlet channel comprises a cable inlet and a cable outlet; the wire outlet channel penetrates through the upper end face and the lower end face of the wire box cover body, the cable inlet is located on the lower end face, and the cable outlet is located on the upper end face; the outlet channel comprises a flow blocking section, and the flow blocking section is higher than the cable outlet along the direction from the lower end surface to the upper end surface. The utility model provides a line box lid is equipped with the passageway of being qualified for the next round of competitions that supplies the cable to pass, and after the cable passed the passageway of being qualified for the next round of competitions, use sealing medium to fill the space of being qualified for the next round of competitions passageway and cable to make sealing medium highly be no longer than the height of choked flow section, so that the passageway of being qualified for the next round of competitions is sealed, make the lid have good leakproofness, waterproof performance.

Description

Wire box cover body and wire box

Technical Field

The utility model relates to a power line arranges technical field, in particular to line box lid, line box.

Background

In building decoration, the wire box is one of electrical accessories. The wire box is usually embedded in a wall or in the ground for the cables to pass through. The cable that the fitment was used need pass through the threading pipe, and at the connector position of cable, for example the circuit of cable is longer or the cable will turn to when arranging, just adopts the line box as the transition, plays the effect of protection cable, reasonable wiring. The wire box is connected with mounting parts, such as a switch panel, a socket panel, a passing box panel or a stuffy box panel, and the like, and is fixed on the wall surface or the ground for switching a circuit or inserting an electric appliance power supply for daily life of a user. Current line box includes open-top's box body, and a plurality of holes that supply the threading pipe to pass are reserved to the side of box body, during the actual installation, get through corresponding quantity, relevant position's preformed hole as required to make threading pipe link together with the box body. The box body top opening makes current line box leakproofness poor, can't be waterproof effectively. Since the wire box is generally connected to the switch panel or the socket panel by screws, the wire box cannot be hermetically connected, so that the waterproof performance of the wire box is poor. Particularly, when the wire box is used for ground insertion, if water is accumulated near the ground insertion, the wire box is filled with water, and the cable is soaked in the water, so that potential safety hazards are caused. In addition, in the pre-embedding process, building materials such as concrete are easy to fall into the wire box, and hidden danger and inconvenience are brought to the use of the wire box.

In order to make the cover have good sealing performance and water resistance, a rubber hoop is usually sleeved on the cable and is installed at the outlet, i.e. a gap between the outlet and the cable is filled by the rubber hoop. When only one cable is arranged, the rubber hoop can completely fill the gap between the wire outlet hole and the cable, so that the cover body has good sealing property and water resistance; when having many cables, the rubber staple bolt can't fill the space between cable and the cable, between cable and the wire hole completely, therefore makes the lid leakproofness poor, and water can get into the box body through the space between lid wire hole, cable, the rubber staple bolt, causes the potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the lid leakproofness that is equipped with the wire hole poor, can't be waterproof effectively, if meet ponding, water can get into the box body through the space between lid wire hole, cable, the rubber staple bolt, causes the problem of potential safety hazard.

The utility model provides a line box cover, line box cover are equipped with the passageway of being qualified for the next round of competitions that supplies the cable to pass, and after the cable passed the passageway of being qualified for the next round of competitions, use sealing medium to fill the space of being qualified for the next round of competitions passageway and cable to make sealing medium highly be no longer than the height of choked flow section, so that the passageway of being qualified for the next round of competitions is sealed, make the lid have good leakproofness, waterproof performance, and prevent that building material from falling into in the line box easily.

In order to solve the technical problem, the embodiment of the utility model discloses a wire box cover body which is used for being connected with a box body of a wire box in a sealing way, the wire box cover body is provided with a wire outlet channel, and the wire outlet channel comprises a cable inlet and a cable outlet; the wire outlet channel penetrates through the upper end face and the lower end face of the wire box cover body, the cable inlet is located in the lower end face, and the cable outlet is located in the upper end face; the outlet channel comprises a flow blocking section, and the flow blocking section is higher than the cable outlet along the direction from the lower end surface to the upper end surface.

By adopting the technical scheme, the wire outlet channel is arranged on the wire box cover body, so that the requirement of using the wire box for wiring is met; when sealing medium is filled in the outgoing line channel, the flow blocking section arranged on the outgoing line channel can ensure that the height of the sealing medium does not exceed the height of the flow blocking section, so that the sealing medium can completely and stably fill the gap between the outgoing line channel and the cable, and the line box cover body has good sealing performance and waterproof performance.

Furthermore, the outlet channel also comprises a filler section, one end of the filler section is provided with a cable outlet, the other end of the filler section is communicated with the flow blocking section, the filler section is lower than the cable outlet along the direction from the lower end surface to the upper end surface, and the filler section is used for filling sealing media after the cable passes through the outlet channel.

Furthermore, the sealing medium filled in the filling section does not pass through the flow resisting section.

Furthermore, the outlet channel also comprises an ascending section and a descending section, wherein one end of the ascending section is provided with a cable outlet, the other end of the ascending section is communicated with the flow blocking section, one end of the descending section is provided with a cable inlet, and the other end of the descending section is communicated with the flow blocking section; the ascending section ascends from the lower end surface to the upper end surface; the descending section descends from the upper end face to the lower end face.

Furthermore, the ascending section and the descending section are respectively in an arc shape, and the flow blocking section is in an arch shape.

Further, the sealing medium is a liquid or a solid.

Furthermore, the upper end face is provided with an anti-overflow groove at the cable outlet for receiving the sealing medium overflowing from the cable outlet.

Further, the wire box cover body is integrally formed.

Further, along the axial of line box lid, line box lid includes lid and lower lid, goes up lid and lower lid interconnect.

Furthermore, the upper cover body is provided with an upper slot along the direction that the lower end surface of the cover body faces the upper end surface; the lower cover body is provided with a lower open slot along the direction from the upper end surface to the lower end surface of the cover body; the upper cover body is connected with the lower cover body, so that the upper open groove and the lower open groove form a wire outlet channel.

Furthermore, the upper slot comprises a first part of the filling section, an ascending section, a descending section and a flow blocking section, the lower slot comprises a second part of the filling section, the ascending section, the descending section and the flow blocking section, and the first part of the upper slot is in butt joint with the second part of the lower slot to form a complete filling section, the ascending section, the descending section and the flow blocking section; wherein, one end of the ascending section is provided with a cable outlet, and the other end is communicated with the flow blocking section; one end of the descending section is provided with a cable inlet, and the other end of the descending section is communicated with the flow blocking section.

Furthermore, go up the lid and lower lid joint, go up the lid and be equipped with the joint recess, lower lid is equipped with the joint arch.

Further, the line box lid is equipped with location portion, and location portion is protruding and the constant head tank including location, and the protruding center of locating the up end of lid down along the axial of locating, and the center of the lower terminal surface of lid is located along the axial to the constant head tank.

Further, the wire box cover body is connected with the wire box through the installation lug of the box body.

Furthermore, the edge of the cover body of the wire box is provided with a clamping groove for clamping with a mounting lug of the box body of the wire box.

Further, the edge of the wire box cover body is provided with a sealing part used for being connected with the wire box body in a sealing mode.

Further, the sealing portion comprises any one of a sealing ring, a corrugated spring rubber sleeve or a sealing rubber layer, or the sealing portion comprises a sealing ring and a pressing ring, and the sealing ring is pressed on the inner side wall of the box body of the wire box through the pressing ring.

Furthermore, along the radial direction of the line box cover body, the line box cover body is relatively provided with a mounting hole for being connected with the mounting piece.

In a second aspect, the utility model provides a thread box, which comprises a box body, a threading pipe and a thread box cover body as described above; the box body comprises an accommodating cavity, the top of the accommodating cavity is opened, the bottom of the accommodating cavity is closed, and the inner side wall of the accommodating cavity is provided with a mounting lug which is used for connecting the box body and the wire box cover body; the threading pipe is arranged on the outer side wall of the accommodating cavity and is communicated with the accommodating cavity; the box body and the threading pipe are integrally formed.

Adopt above-mentioned technical scheme, line box integrated into one piece, the leakproofness is good, has good waterproof performance. The line box uses with foretell line box lid is supporting, is about to line box and line box lid sealing connection for the line box has good leakproofness, waterproof nature, and prevents that pre-buried in-process from dropping into building material.

Drawings

Fig. 1 shows a perspective view of a first wire cassette in a first embodiment of the present invention;

FIG. 2 shows a perspective view of a wire cassette mounting lug in a first embodiment of the present invention;

fig. 3 shows a perspective view one of a second thread cassette in a second embodiment of the present invention;

fig. 4 shows a second wire cassette in a second embodiment of the present invention in a perspective view ii;

fig. 5 shows a perspective view of a third wire cassette in a third embodiment of the present invention;

fig. 6 shows a perspective view of a fourth wire cassette in a fourth embodiment of the present invention;

fig. 7 shows a perspective view of a fifth wire cassette in a fifth embodiment of the present invention;

fig. 8 shows a perspective view of a sixth thread cassette in a sixth embodiment of the present invention;

fig. 9 shows a perspective view of a seventh wire cassette in a seventh embodiment of the present invention;

fig. 10 shows a perspective view of an eighth thread cassette in an eighth embodiment of the present invention;

fig. 11 shows a perspective view of a ninth wire cassette in a ninth embodiment of the present invention;

fig. 12 is a perspective view showing a ninth thread cassette and a third second cover in a ninth embodiment of the present invention;

fig. 13 shows a first perspective view of the first cover in an embodiment of the present invention;

fig. 14 shows a second perspective view of the first cover in an embodiment of the present invention;

fig. 15 is a first perspective view of a first second cover according to the first embodiment of the present invention;

fig. 16 shows a bottom view and a cross-sectional view of a first second cover according to a first embodiment of the present invention;

fig. 17 (a) shows a front view of the outlet channel in an embodiment of the invention;

fig. 17 (b) shows a front view of the outlet channel in another embodiment of the present invention;

fig. 18 is a first perspective view of the upper cover of the first second cover according to the first embodiment of the present invention;

fig. 19 is a perspective view of the upper cover of the first second cover according to the first embodiment of the present invention;

fig. 20 is a first perspective view of a lower cover of a first second cover according to a first embodiment of the present invention;

fig. 21 is a perspective view of a second lower cover of the first second cover according to the first embodiment of the present invention;

fig. 22 is a first perspective view of a second cover member according to a second embodiment of the present invention;

fig. 23 is a second perspective view of a second cover member according to a second embodiment of the present invention;

fig. 24 shows a bottom view and a sectional view of a second cover body in a second embodiment of the present invention;

fig. 25 is a perspective view of an upper cover of a second cover according to a second embodiment of the present invention;

fig. 26 is a perspective view of a lower cover of a second cover according to a second embodiment of the present invention;

fig. 27 is a first perspective view of a second cover third according to a third embodiment of the present invention;

fig. 28 shows a bottom view and a sectional view of a third cover body according to a third embodiment of the present invention;

fig. 29 is a perspective view of an upper cover of a third second cover according to a third embodiment of the present invention;

fig. 30 is a perspective view of a lower cover of a third second cover according to a third embodiment of the present invention;

fig. 31 is a perspective view of a second cover third in the third embodiment of the present invention;

fig. 32 shows a perspective view of a first line connector in a first embodiment of the invention;

fig. 33 shows a left side view of a first line connector in a first embodiment of the invention;

fig. 34 shows a perspective view one of a second line connector in a second embodiment of the invention;

figure 35 shows a second perspective view of a second line connector and pin in a second embodiment of the invention;

fig. 36 shows a perspective view of a third wire connector in a third embodiment of the invention;

fig. 37 shows a right side view of a third wire connector according to a third embodiment of the invention;

fig. 38 shows a perspective view of a fourth line connector in a fourth embodiment of the invention;

fig. 39 shows a left side view of a fourth tubing connector in a fourth embodiment of the present invention;

fig. 40 shows a perspective view of a fifth line connector in a fifth embodiment of the invention;

figure 41 illustrates a perspective view of a line connector seal in an embodiment of the invention;

fig. 42 shows a first perspective view of a mounting assembly in an embodiment of the invention;

figure 43 shows a second perspective view of the mounting assembly in an embodiment of the invention;

fig. 44 shows a third perspective view of the mounting assembly in an embodiment of the invention.

In the drawings, the names of the parts corresponding to the reference numerals are as follows:

1-thread cassette, 1 a-first thread cassette, 1 b-second thread cassette, 1 c-third thread cassette, 1 d-fourth thread cassette, 1 e-fifth thread cassette, 1 f-sixth thread cassette, 1 g-seventh thread cassette, 1 h-eighth thread cassette, 1 i-ninth thread cassette, 11-cassette body, 11 a-first cassette body, 11 b-second cassette body, 111-accommodation chamber, 112-top opening, 113-bottom, 114-inside wall, 115-outside wall, 116-positioning plate, 12-threading tube of thread cassette, 121-communication of cassette body and threading tube, 13-installation lug, 131-first installation lug, 132-second installation lug, 14-threaded hole of installation lug, 141-guide portion, rr-radial direction of accommodation chamber, axial direction of Zr-accommodation chamber, zr 1-faces to the opening direction along the bottom of the box body, yc-the extending direction of the threading pipe, 2-the first cover body, 21-the first sealing part, 22-the upper end surface of the first cover body, 23-the butt joint part, 231-the butt joint bulge, 2311-the upper end surface of the butt joint bulge, 232-the butt joint groove, 3-the second cover body, 3 a-the first cover body, 3 b-the second cover body, 3 c-the third cover body, 31-the upper end surface of the second cover body, 311-the cable outlet, 312-the anti-overflow groove, 313-the installation hole, 32-the lower end surface of the second cover body, 321-the cable inlet, 33-the upper cover body, 33 a-the first upper cover body, 33 b-the second upper cover body, 33 c-the third upper cover body, 331-the upper groove and 332-the clamping groove, 333-outlet pipe, 34-lower cover body, 34 a-lower cover body I, 34 b-lower cover body II, 34 c-lower cover body III, 341-lower open groove, 342-clamping protrusion, 35-positioning part, 351-positioning protrusion, 352-positioning groove, 36-clamping groove, 37-second sealing part, 4-outlet channel, 41-flow blocking section, 42-filling section, 43-ascending section, 44-descending section, Z3-axial direction of second cover body, Z31-direction of lower end surface to upper end surface of second cover body, Z32-direction of upper end surface to lower end surface of second cover body, H1-height of cable outlet along axial direction of second cover body, H2-height of flow blocking section along axial direction of second cover body, 5-line connector, 5 a-first line connector, 5 b-second line connector, 5 c-a third wire connector, 5 d-a fourth wire connector, 5 e-a fifth wire connector, 51-a body of the wire connector, 51 a-a first end of the wire connector body, 51 b-a second end of the wire connector body, 511-a first free end, 512-a second free end, 513-a blocking protrusion, 514-a blocking recess, 52-a resilient wing, 521-a first resilient wing, 522-a second resilient wing, 53-a locking part, 53 a-a first locking part, 53 b-a second locking part, 531-a locking groove, 531 a-a first locking groove, 531 b-a second locking groove, 532-a locking projection, 532 a-a first locking projection, 532 b-a second locking projection, 54-a threaded hole of the resilient wing, 541-first threaded hole, 542-second threaded hole, 55-pin hole, 551-first pin hole, 552-second pin hole, 56-pin, 57-non-slip ridge, 58-disassembly hole, 591-first tooth, 592-second tooth, 6-seal, 61-first end of seal, 62-second end of seal, 63-middle protrusion of seal, 7-conductive portion, 71-first conductive portion, 72-second conductive portion, xt-extension direction of elastic wing, zk-axial direction of tubing connector, zm-axial direction of annular seal, 8-installation assembly, 9-second threading tubing, 10-third cover, 101-upper end face of third cover, 102-lower end face of third cover, 103-third seal, Z10-axial direction of third cover, R10-radial direction of third cover.

Detailed Description

The following description is provided for illustrative embodiments of the present invention, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. While the invention will be described in conjunction with the preferred embodiments, it is not intended to limit the features of the invention to that embodiment. On the contrary, the intention of implementing the novel features described in connection with the embodiments is to cover other alternatives or modifications which may be extended based on the claims of the present invention. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be practiced without these particulars. Moreover, some of the specific details are omitted from the description so as not to obscure or obscure the focus of the present invention. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

It should be noted that in this specification, like reference numerals and letters refer to like items in the following drawings, and thus, once an item is defined in one drawing, it need not be further defined and explained in subsequent drawings.

In the description of the present embodiment, it should be noted that the terms "upper", "lower", "inner", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are usually placed in when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or the element to which the present invention is directed must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

In the description of the present embodiment, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected," and "connected" are to be interpreted broadly, e.g., as a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present embodiment can be understood in specific cases by those of ordinary skill in the art.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

In building decoration, the wire box is one of electrical accessories. The wire box is usually embedded in a wall or in the ground for the cables to pass through. In the present invention, the wire box includes, but is not limited to, 86 wire box, 120 wire box, 118 wire box.

Referring to fig. 1, a first embodiment of the present invention provides a thread cassette 1, and for convenience of description, the thread cassette shown in fig. 1 is described as a first thread cassette 1a, and the first thread cassette 1a includes: the first box body 11a and the threading pipe 12 are integrally formed. Illustratively, the first box 11a and the threading tube 12 are integrally formed by die casting.

In the present embodiment, referring to fig. 1, the first container 11a has a cylindrical shape with an open top. The first container 11a includes a receiving chamber 111, a top opening 112 of the receiving chamber 111, and a bottom 113 of the receiving chamber 111 closed. That is, the accommodating chamber 111 of the first container 11a is surrounded by the sidewall and the bottom 113 of the first container 11a, and the accommodating chamber 111 is used for accommodating cables.

Referring to fig. 1 and 2, the inner side wall 114 of the receiving cavity 111 is provided with a mounting lug 13. In the present embodiment, the mounting lugs 13 are integrally formed with the first container 11a. Or the mounting lug 13 is connected with the first box body 11a, and the mounting lug 13 is detachably connected with the first box body 11a, such as clamping connection; or the mounting lug 13 is fixedly connected with the first case 11a, such as welded. Referring to fig. 1 and 3, the mounting lug 13 includes a first mounting lug 131 and a second mounting lug 132, and the first mounting lug 131 and the second mounting lug 132 respectively extend along a radial direction Rr of the accommodating cavity 111 and are oppositely disposed on the inner side wall 114 of the accommodating cavity 111 along the radial direction Rr of the accommodating cavity 111. The first and second mounting lugs 131 and 132 are used to connect to the mounting member, respectively, so that the mounting member is connected to the first cord box 1a via the first and second mounting lugs 131 and 132, respectively, so that the mounting member is fixed to the wall surface. Illustratively, the mounting member is a switch panel, a receptacle panel, a pass-through box panel, a blank box panel, or the like.

In the present embodiment, the threading tube 12 is disposed on the outer sidewall 115 of the accommodating chamber 111 and is communicated with the accommodating chamber 111. That is, referring to fig. 1, the threading tube 12 and the accommodating chamber 111 have a communication portion 121, and the threading tube 12 is communicated with the accommodating chamber 111 through the communication portion 121 so that the cable passes through the threading tube 12 and the accommodating chamber 111.

Adopt above-mentioned technical scheme, first line box 1a sets up to integrated into one piece, and first box body 11a, threading pipe 12 integrated into one piece set up promptly for first line box 1a does not have welding or connection gap, has strengthened first line box 1 a's leakproofness, waterproof effectively, prevent building materials such as concrete when pre-buried from falling into.

In some possible embodiments provided by the present invention, the threading tube 12 includes at least one. Illustratively, for example, referring to fig. 1, the first thread cassette 1a is provided with a threading tube 12, and the threading tube 12 extends in a direction Yc. In this embodiment, the cable enters the accommodating cavity 111 of the first cable box 1a through the threading pipe 12 and passes out through the top opening 112 of the accommodating cavity 111.

In this embodiment, the first thread cassette 1a further includes a first cover 2 (as shown in fig. 13 and 14), and the first cover 2 is disposed on the top opening 112 of the accommodating cavity 111 and is hermetically connected to the top opening 112. The first cover 2 is provided with a line outlet pipe 333 (not shown) along the axial direction of the first cover 2. The cable enters the accommodating cavity 111 of the first cable box 1a through the threading pipe 12 and passes through the outlet pipe 333.

In some other possible embodiments provided by the present invention, more specifically, referring to fig. 1 in combination with fig. 31, the first wire box 1a further includes a third cover 10, and the third cover 10 covers the top opening 112 of the accommodating cavity 111 and is hermetically connected with the top opening 112. The third cover 10 is provided with a line outlet pipe 333 along the axial direction Z10 of the third cover 10. Referring to fig. 1 in conjunction with fig. 12, the cables enter the accommodating cavity 111 of the first cable box 1a through the threading pipe 12 and exit through the outlet pipe 333.

In other possible embodiments, the outlet pipe 333 is not limited to be disposed on the first cover 2 and the third cover 10, and the outlet pipe 333 may also be disposed on covers of other shapes and styles for allowing a cable to pass through.

Illustratively, referring again to fig. 3 and 4, the stringing tube 12 includes two. In the present embodiment, the second thread cassette 1b is provided with two threading tubes 12, the extending direction of the two threading tubes 12 is Yc, the two threading tubes 12 are arranged on the same side of the first cassette body 11a, that is, the two threading tubes 12 are arranged on the same side of the first cassette body 11a with respect to the radial direction Rr of the accommodating chamber 111 where the first mounting lug 131 and the second mounting lug 132 are arranged. One of the threading pipes 12 is used as an inlet of the cable, and the other threading pipe 12 is used as an outlet of the cable, or both the threading pipes 12 are used as inlets of the cable, the cable is threaded out through the outlet pipe 333 as described above, and the second wire box 1b is suitable for the condition of wiring on the same side. Illustratively, as referring to fig. 5, the third thread cassette 1c includes four threading tubes 12, the four threading tubes 12 being respectively provided on both sides of the first cassette body 11a with respect to the radial direction Rr of the accommodation chamber 111 where the first and second fitting lugs 131 and 132 are located. In this embodiment, at least two threading tubes 12 are positioned on the same straight line. For another example, referring to fig. 6, the fourth thread cassette 1d includes six threading tubes 12, and the six threading tubes 12 are distributed along the outer sidewall 115. For another example, referring to fig. 7, the fifth thread cassette 1e includes eight threading tubes 12, and the eight threading tubes 12 are uniformly distributed along the outer sidewall 115.

Illustratively, for example, referring to fig. 8, the sixth thread cassette 1f includes one threading tube 12. For another example, referring to fig. 9, the seventh thread cassette 1g includes two thread pipes 12, and the extending direction Yc of the two thread pipes 12 is in the same direction as the radial direction Rr of the accommodation chamber 111 where the first and second fitting lugs 131 and 132 are located. Namely, the two threading tubes 12 are disposed on the outer sidewall 115 of the second box 11b and are respectively located outside the first and second mounting lugs 131 and 132. The two threading pipes 12 are located on the same straight line, one threading pipe 12 serves as an inlet of the cable, and the other threading pipe 12 serves as an outlet of the cable, or the two threading pipes 12 both serve as inlets of the cable, the cable is threaded out through the outlet pipe 333 as described above, and the seventh wire box 1g is suitable for wiring on two sides. For another example, referring to fig. 10, the eighth thread cassette 1h includes three thread passing tubes 12. For another example, referring to fig. 11, the ninth thread cassette 1i includes four threading tubes 12, and the four threading tubes 12 are uniformly distributed on the outer side wall of the second cassette body 11b in the circumferential direction of the second cassette body 11b. In other possible embodiments, the extending direction Yc of the threading tube 12 forms an angle with the outer sidewall 115 of the box body 11, which is greater than 0 degree and less than 180 degrees, along the axial Zr projection of the accommodating cavity 111 of the box body 11, so as to meet the actual wiring requirement.

In some possible embodiments, a plurality of threading tubes 12 are disposed on the outer sidewall 115 of the cartridge body 11 from top to bottom along the axial direction Zr of the accommodating chamber 111.

The utility model discloses an in other embodiments, the restriction is not done to the number of threading pipe 12, set up the position, and the user can carry out individualized setting according to actual demand.

In other possible embodiments provided by the present invention, referring to fig. 1 and 3, the threading tube 12 is perpendicular to the outer sidewall 115 of the accommodating cavity 111. That is, the extending direction Yc of the threading pipe 12 is perpendicular to the axial direction Zr of the accommodating chamber 111.

In other possible embodiments provided by the present invention, the cross-sectional shape of the threading tube 12 includes at least one of a polygon, a circle, an ellipse and an irregular shape, which is not limited by the present invention. Exemplarily, referring to fig. 1, 3 to 11, the cross-sectional shape of the threading tube 12 is circular, or the cross-sectional shape of the threading tube 12 is hexagonal (not shown in the drawings).

In some possible embodiments of the present invention, the cross-sectional shape of the accommodating chamber 111 includes any one of a polygon, a circle, an ellipse, and an irregular shape. Illustratively, referring to fig. 1, 3-7, for example, the cross-sectional shape of the receiving cavity 111 is circular. As another example, referring to fig. 8 to 12, the cross-sectional shape of the receiving cavity 111 is circular. Compared with other shapes, for example, a rectangle shape, the circular accommodating cavity 111 has no corners or top corners, so that the circular accommodating cavity 111 is more easily and completely sealed without leaving gaps, and the circular accommodating cavity 111 has better sealing performance, and plays a role in preventing water and building materials such as concrete from falling into the circular accommodating cavity.

In some possible embodiments provided by the present invention, a positioning plate 116 is disposed at the top of the accommodating cavity 111 along the circumferential direction of the accommodating cavity 111, the positioning plate 116 extends outward along the radial direction of the accommodating cavity 111, and the cross-sectional shape of the positioning plate 116 includes at least one of a polygon and an irregular shape.

Exemplarily, referring to fig. 8, in the sixth line box 1f, a positioning plate 116 is provided at a top of the accommodation chamber 111 along a circumferential direction of the accommodation chamber 111 of the sixth line box 1f, the positioning plate 116 extends in a radial direction of the accommodation chamber 111, and a cross-sectional shape of the positioning plate 116 is rectangular. The box body 11 including the accommodation chamber 111 having a circular cross section and the positioning plate 116 having a rectangular cross section is the second box body 11b. The cross-sectional shape of the positioning plate 116, which is distributed along the circumferential direction of the accommodating chamber 111 and which contacts a mounting member such as a switch panel, is set to be rectangular so that the rectangular positioning plate 116 contacts and overlaps the mounting member in a rectangular shape, enhancing the sealing property of (the positioning plate 116 of the second case 11b of) the sixth wire cassette 1f with the switch panel.

As still another example, referring to fig. 9 to 11, the seventh wire cassette 1g, the eighth wire cassette 1h, and the ninth wire cassette 1i each include a second case 11b.

Illustratively, the irregular shape is a shape in which the cross-sectional shape includes at least one straight line, such as a sector.

The utility model discloses in not injecing the cross sectional shape that holds chamber 111 cross sectional shape, locating plate 116 of box body 11, the user can set up according to actual demand. Illustratively, for example, the box body 11 may include a receiving cavity 111 having a circular cross section and a positioning plate 116 having a rectangular cross section. For another example, the box 11 may include a receiving cavity 111 with a circular cross section and a positioning plate 116 with a fan-shaped cross section.

Adopt above-mentioned technical scheme, when arranging the circuit side by side, line box 1 including the straight line limit has the positioning action, keeps the straight line limit of the line box 1 who arranges side by side parallel to each other for line box 1 who arranges side by side is parallel to each other. Illustratively, when the piping systems 8 including the seventh wire cassette 1g, the eighth wire cassette 1h, and the ninth wire cassette 1i are arranged side by side, the same sides of the rectangles of the seventh wire cassette 1g, the eighth wire cassette 1h, and the ninth wire cassette 1i are kept parallel to each other so that the seventh wire cassette 1g, the eighth wire cassette 1h, and the ninth wire cassette 1i are arranged side by side in parallel.

In some possible embodiments provided by the present invention, referring to fig. 1 and 3, as previously described, the mounting lug 13 includes a first mounting lug 131 and a second mounting lug 132 oppositely disposed along a radial Rr of the accommodating cavity 111, the radial Rr being perpendicular to the axial Zr of the accommodating cavity 111.

Referring to fig. 2, the first and second mounting lugs 131 and 132 are respectively provided with a threaded hole 14, one end of the threaded hole 14 near the opening is provided with a guide portion 141, and the inner diameter of the guide portion 141 is gradually increased in a direction Zr1 from the bottom toward the opening. When the screw is installed, the guide portion 141 helps the screw to slide into the screw hole 14 so that the screw is accurately coupled with the screw hole 14, thereby improving the installation efficiency.

In some possible embodiments, the thread cassette 1 further includes a first cover 2, and the first cover 2 is disposed on the top opening 112 of the accommodating chamber 111 and is hermetically connected to the top opening 112. Referring to fig. 13 and 14, the first cover 2 has a circular cross section and is adapted to the box 11 (including the first box 11a and the second box 11b shown in fig. 1, 3 to 11) of the previous embodiments. In pre-buried in-process, box body 11 and first lid 2 cooperation are used, are about to first lid 2 place in holding chamber 111, and first lid 2 compresses tightly along radial and holding chamber 111 to make first lid 2 and open-top 112 sealing connection, make first lid 2 seal box body 11, water-proof effects is good, and can not make it fall into the chamber 111 that holds of box body 11 during building materials such as concreting, the wiring process afterwards of being convenient for.

In addition, after building materials such as concrete are poured and before wiring, the first cover body 2 needs to be detached, and the first cover body 2 can be recycled to be used for sealing the box body 11 next time, so that resource waste is reduced, and the recycling rate of resources is improved.

In some possible embodiments, referring to fig. 13 and 14, the first cover 2 is provided with a first sealing portion 21, and the first sealing portion 21 is connected with the inner side wall 114 of the accommodating cavity 111 in a sealing manner along the radial direction Rr of the accommodating cavity 111. That is, first sealing 21 compresses tightly the inside wall 114 who holds chamber 111 along the radial Rr who holds chamber 111 to make first sealing 21 and inside wall 114 sealing connection, first lid 2 and box body 11 sealing connection promptly, prevent that the concrete of pouring from falling into box body 11's the chamber 111 that holds at pre-buried in-process, and have good waterproof performance.

In this embodiment, the first sealing portion 21 includes any one of a sealing ring, a bellows spring rubber sleeve, or a sealant layer, or the first sealing portion 21 includes a sealing ring and a pressing ring, and the pressing ring presses the sealing ring against the opening 112, so that the inner side wall 114 of the accommodating chamber 111 abuts against the sealing ring.

In some possible embodiments, referring to fig. 13 and 14, the upper end surface 22 of the first cover 2 is provided with an abutment portion 23 for abutment with a tool for detaching the first cover 2 from the box 11. The arrangement of the abutting portion 23 on the first lid 2 improves the work efficiency of separating the first lid 2 from the case 11, and saves the work time and cost.

In the present embodiment, the abutting portion 23 includes an abutting protrusion 231 and an abutting groove 232, the abutting protrusion 231 is disposed at the center of the upper end surface 22 of the first cover 2, the abutting groove 232 is disposed along the circumference of the abutting protrusion 231, and the abutting groove 232 is used for accommodating the mounting and dismounting tool. Since the application scene of the first wire box 1a is in the whole construction cycle of the building, it is necessary to maintain the closed state for a long time. When replacing or threading the first lid body 2, it is difficult to open and close the first lid body 2 by hand, and it is necessary to perform the attaching and detaching operation of the first lid body 2 by an attaching and detaching tool. In order to facilitate the first cap 2 to be engaged with the tool, the first cap 2 is provided with an abutting portion 23 in the present embodiment.

In some possible embodiments, referring to fig. 13 and 14, the upper end 2311 of the abutment protrusion 231 does not exceed the upper end 22 of the first cover 2, so that the first cover 2 is stably and properly placed when the upper end 2311 does not contact the ground or a table top when the first cover 2 is reversely buckled on the ground, the table top, or the like.

In other possible embodiments, the abutment 23 is an arched bar (not shown in the figures) extending in the radial direction of the first cover 2. The docking tool may separate the first cover 2 from the box 11 by means of an arched bar or the operator may pull hard on the arched bar to separate the first cover 2 from the box 11 by hand. In some possible embodiments provided by the present invention, the wire box 1 includes a cover body, which is covered on the top opening 112 of the accommodating cavity 111 and is hermetically connected with the top opening 112. The cover body is provided with a wire outlet pipe 333 (not shown) for allowing the cable to pass through along the axial direction of the cover body. Illustratively, for example, the outlet pipe 333 is provided on the first lid 2 to extend in the axial direction of the first lid 2 (not shown in the drawings). For another example, referring to fig. 31 in combination with fig. 12, the outlet pipe 333 is provided on the third cover 10 and extends along the axial direction Z10 of the third cover 10.

In some possible embodiments provided by the present invention, the box body 11 and/or the first cover 2 are made of any one of cast iron, alloy material, hard plastic or resin material, so that the box body 11 and/or the first cover 2 has light weight, high hardness and good sealing performance. Specifically, the box body 11 is made of cast iron, an alloy material, hard plastic or a resin material; alternatively, the first lid body 2 is made of cast iron, an alloy material, a hard plastic or a resin material; alternatively, the case 11 and the first lid 2 may be made of any one of cast iron, an alloy material, a hard plastic material, and a resin material.

Referring to fig. 15, in one embodiment of the present invention, a wire box cover, i.e., the second cover 3, is provided. For convenience of description, the cassette cover shown in fig. 15 is referred to as a second cover one 3a, and the second cover one 3a is used for close connection with the box body 11 of the cassette 1.

The structure of the second cover 3 will be described below by taking the second cover 3a shown in fig. 15 as an example.

Referring to fig. 15 and 16, the second cover body one 3a is provided with a wire outlet channel 4. Referring to a bottom view and a sectional view of the second cover body one 3a shown in fig. 16, the outlet passage 4 includes a cable inlet 321 and a cable outlet 311. The outlet channel 4 penetrates through the upper end face 31 and the lower end face 32 of the first cover body 3a along the axial direction Z3 of the first cover body 3a, the cable inlet 321 is located on the lower end face 32, and the cable outlet 311 is located on the upper end face 31. The cables penetrate into the cable inlet 321 from the lower end face 32 of the first cover body 3a, pass through the outlet channel 4 and penetrate out from the cable outlet 311 of the upper end face 31 of the first cover body 3a. In this embodiment, the outlet channel 4 of the first cover 3a is in a pipe shape, and the cable inlet 321 and the cable outlet 311 are in a circular shape.

Referring to the cross-sectional view of the first cover 3a shown in fig. 16, the outlet channel 4 includes a flow blocking section 41, and the flow blocking section 41 is higher than the cable outlet 311 in the direction from the lower end surface 32 to the upper end surface 31 (the direction Z31 shown in the figure). Referring to the cross-sectional view of the first cover body 3a shown in fig. 16, in conjunction with fig. 17 (a) and 17 (b), the height of the cable outlet 311 in the axial direction Z3 of the first cover body 3a is H1, and the height of the choke section 41 in the axial direction Z3 of the first cover body 3a is H2, H2> H1. After the wiring is finished, the cable penetrates out of the cable outlet 311, and then the sealing medium is injected into the wire outlet channel 4 through the cable outlet 311, so that the sealing medium fills a gap between the wire outlet channel 4 and the cable, the wire outlet channel 4 is sealed, and the second cover body 3a becomes a sealing cover body.

In this embodiment, the sealing medium is a liquid or a solid. Because the sealing medium has fluidity, when the sealing medium is used for filling the gap between the outlet channel 4 and the cable, the flow blocking section 41 which is higher than the cable outlet 311 can prevent the sealing medium from flowing through the outlet channel 4 and falling into the box body 11 of the wire box, on one hand, the flow blocking section 41 has the functions of reducing the using amount of the sealing medium and saving resources; on the other hand, the choke section 41 allows the sealing medium to remain in the outlet channel 4 between the cable outlet 311 and the choke section 41, and a good seal of the first cover 3a is achieved.

In some possible embodiments provided by the present invention, referring to the cross-sectional view of the second cover body 3a shown in fig. 16, fig. 17 (a) and 17 (b), the outlet channel 4 further includes a filler section 42, one end of the filler section 42 is provided with a cable outlet 311, and the other end is communicated with the flow blocking section 41, that is, the filler section 42 is provided between the cable outlet 311 and the flow blocking section 41. In the direction Z31 from the lower end surface 32 to the upper end surface 31, the filler section 42 is located below the cable outlet 311, and the filler section 42 is used for filling the sealing medium after the cable passes through the outlet channel 4. After the wiring is finished, the cable penetrates out of the cable outlet 311, sealing medium is injected into the outlet channel 4 through the cable outlet 311, and the sealing medium is retained in the filler section 42 and used for sealing a gap between the outlet channel 4 and the cable.

In other possible embodiments, referring to fig. 16, which shows a cross-sectional view of the first cover body 3a, fig. 17 (a) and 17 (b), the filling section 42 is filled with a sealing medium that does not pass through the choke section 41. The height H2 of the flow resisting section 41 in the axial direction Z3 of the second cover body is higher than the height H1 of the cable outlet 311 in the axial direction Z3 of the second cover body is higher than the height of the packing section 42 in the axial direction Z3 of the second cover body, so that the sealing medium filled in the packing section 42 does not pass through the flow resisting section 41, and the sealing medium is retained in the packing section 42 to seal a gap between the cable and the outlet channel 4.

In some possible embodiments, referring to the cross-sectional view of the first cover 3a shown in fig. 16, fig. 17 (a) and 17 (b), the outlet channel 4 further includes an ascending section 43 and a descending section 44, one end of the ascending section 43 is provided with a cable outlet 311, the other end is communicated with the choke section 41, one end of the descending section 44 is provided with a cable inlet 321, and the other end is communicated with the choke section 41. That is, the rising section 43 is provided between the cable outlet 311 and the choke section 41, more specifically, the rising section 43 is provided between the filler section 42 and the choke section 41, and the rising section 43 rises in the direction Z31 from the lower end surface 32 to the upper end surface 31. The descending section 44 is provided between the cable entrance 321 and the choke section 41, and the descending section 44 descends in a direction Z32 from the upper end surface 31 to the lower end surface 32.

That is, in the present embodiment, referring to the cross-sectional view of the first cover 3a shown in fig. 16, fig. 17 (a) and 17 (b), the cable outlet 311, the filler section 42, the ascending section 43, the choke section 41, the descending section 44, and the cable inlet 321 are connected in sequence to constitute the outlet passage 4.

In some possible embodiments of the present invention, referring to fig. 16 (a bottom view and a cross-sectional view of the second cover body-3 a is shown) and fig. 17 (a), the ascending portion 43 and the descending portion 44 are respectively arc-shaped, and the flow blocking portion 41 is arch-shaped.

In some other possible embodiments of the present invention, referring to fig. 17 (b), the ascending section 43 and the descending section 44 are respectively linear, and the choke section 41 is shaped like a door frame. The outlet passage 4 formed by sequentially connecting the cable outlet 311, the filling section 42, the ascending section 43, the choke section 41, the descending section 44 and the cable inlet 321 is in a zigzag shape.

In some possible embodiments of the present invention, referring to fig. 18, the upper end face 31 is provided with an overflow preventing groove 312 at the cable outlet 311 for receiving the sealing medium overflowing from the cable outlet 311. In this embodiment, the sealing medium is a liquid or a solid, the sealing medium is injected into the outlet channel 4 from the cable outlet 311, the sealing medium is filled in the filler section 42 and the ascending section 43 and does not go over the flow blocking section 41, but overflows from the cable outlet 311, and for convenience, aesthetics and working efficiency, the upper end surface 31 is provided with an overflow preventing groove 312 at the cable outlet 311 for receiving the overflowing sealing medium.

In some possible embodiments, referring to fig. 15 and 16, the first cover 3a is integrally formed. The integrally formed first cover body 3a has good sealing performance and waterproofness.

In other possible embodiments, referring to fig. 18 to 21, along the axial direction Z3 of the first cover 3a, the first cover 3a includes a first upper cover 33a (shown in fig. 18 and 19) and a first lower cover 34a (shown in fig. 20 and 21), and the first upper cover 33a and the first lower cover 34a are connected to each other. Illustratively, the first upper cover 33a and the first lower cover 34a are fixedly connected, for example, by glue or welding (not shown). Illustratively, the first upper cover 33a and the first lower cover 34a are detachably connected, for example, the first upper cover 33a and the first lower cover 34a are clamped (as shown in fig. 18 to 21) and screwed, so as to facilitate disassembling and assembling the first second cover 3a for inspecting the first second cover 3a.

In the present embodiment, referring to fig. 18 and 19, the upper cover body one 33a is provided with an upper slot 331 along a direction Z31 in which the lower end surface 32 of the second cover body one 3a faces the upper end surface 31. Referring to fig. 20 and 21, the lower cover body one 34a is provided with a lower slot 341 in a direction Z32 in which the upper end surface 31 of the second cover body one 3a faces the lower end surface 32.

In the present embodiment, referring to fig. 18 to 21 in combination with fig. 15 and 16, the first upper cover 33a is connected to the first lower cover 34a, so that the upper slot 331 and the lower slot 341 form the wire outlet channel 4. Specifically, the upper slot 331 includes the filler section 42, the ascending section 43, the descending section 44, and a first portion of the choke section 41, the lower slot 341 includes the filler section 42, the ascending section 43, the descending section 44, and a second portion of the choke section 41, and the upper slot 331 and the lower slot 341 are butted with each other, that is, the first portion and the second portion are butted with each other to form the complete filler section 42, the ascending section 43, the descending section 44, and the choke section 41. Wherein, one end of the ascending section 43 is provided with a cable outlet 311, and the other end is communicated with the choke section 41; one end of the descending section 44 is provided with a cable inlet 321, and the other end is communicated with the choke section 41.

In some possible embodiments, the first upper cover 33a and the first lower cover 34a are snapped together. Referring to fig. 18 and 19, the first upper cover 33a is provided with a clamping groove 332; referring to fig. 20 and 21, the first lower cover 34a is provided with a snap projection 342. The first clamping protrusion 342 can be clamped into the clamping groove 332, so that the first upper cover body 33a and the first lower cover body 34a are clamped.

In some other possible embodiments, referring to fig. 18 to 21, the first cover 3a is provided with a positioning portion 35, and the positioning portion 35 includes a positioning protrusion 351 (shown in fig. 20 and 21) and a positioning groove 352 (shown in fig. 18 and 19). Referring to fig. 20 and 21, the positioning protrusion 351 is provided at the center of the upper end surface of the first lower cover 34a in the axial direction Z3. Referring to fig. 18 and 19, the positioning groove 352 is provided at the center of the lower end surface of the first upper cover 33a in the axial direction Z3. In the present embodiment, the first upper cover 33a and the first lower cover 34a are mounted and positioned by the positioning protrusion 351 and the positioning groove 352, so as to prevent the mounting position from deviating.

In other possible embodiments, the first cover 3a is connected to the junction box 1 through the mounting lugs 13 of the box body 11. Illustratively, the second cover 3a is screwed, snapped, or glued to the wire cassette 1, for example, via the mounting lugs 13 of the box 11. The utility model discloses do not do the restriction to the second lid 3a through the mounting lug 13 of box body 11 and the connected mode of line box 1.

Illustratively, the first cover 3a is clamped with the line box 1 through the mounting lug 13 of the box body 11. Referring to fig. 18 and 19 in combination with fig. 1 and 2, the second cover body one 3a is provided with a catching groove 36 along an edge for catching with the mounting lug 13 of the case body 11 of the wire cassette 1. When the second cover body 3a and the wire box 1 are installed, the second cover body 3a is pressed into the accommodating cavity 111 of the wire box body 11, the installation lugs 13 abut against the lower edge of the notch beside the clamping grooves 36 of the second cover body 3a, and the second cover body 3a is rotated to enable the installation lugs 13 to be clamped into the clamping grooves 36, so that the second cover body 3a and the wire box body 11 are stably and hermetically connected.

Exemplarily, referring to fig. 31 in combination with fig. 12, the third cover 10 is different from the second cover 3 in that the outlet channel 4 is not provided on the third cover 10, but an outlet pipe 333 is provided for letting out the cable. Referring to fig. 12, the third cover 10 is engaged with the ninth cassette 1i by the fitting lugs 13 of the second cassette 11b.

In other possible embodiments, referring to fig. 15 and 16, the second cover body one 3a is provided with a second sealing portion 37 along the edge, or referring to fig. 18 and 19, the upper cover body one 33a of the second cover body one 3a is provided with a second sealing portion 37 along the edge for sealing connection with the cassette body 11. In this embodiment, the second sealing portion 37 includes any one of a seal ring, a bellows rubber sleeve, and a sealant layer, or the second sealing portion 37 includes a seal ring and a clamp ring, and the clamp ring clamps the seal ring to the inner side wall of the box body 11.

In other possible embodiments provided by the present invention, the second cover 3 is not limited to the structure of the first cover 3a shown in fig. 15 to 21 in the above embodiments, and the user can manufacture the second cover 3 with different structures according to the requirement, especially the second cover 3 with the outlet channels 4 of different shapes, but the height H2 of the choke section 41 of the outlet channel 4 along the axial direction Z3 of the second cover 3 needs to be greater than the height H1 of the cable outlet 311 along the axial direction Z3 of the second cover 3.

Illustratively, for example, referring to fig. 22 to 26, the present embodiment provides a second cover body two 3b. The second cover 3b provided in this embodiment is different from the first cover 3a in the previous embodiment in that the shape of the outlet channel 4 is different. In this embodiment, referring to fig. 22 and 23, the outlet channel 4 of the second cover 3b is flat, and the length of the outlet channel 4 along the radial direction of the second cover 3b is wider. The outlet channel 4 is composed of a plurality of arc segments which are connected with each other, and comprises a filling segment 42, an ascending segment 43, a descending segment 44 and a choke segment 41 (as shown in fig. 24). Referring to fig. 25 and 26, the cable inlet 321 and the cable outlet 311 are formed by a straight line and an arc line, and have a semicircular shape.

In the present embodiment, since the shape of the second cover body two 3b outlet channel 4 is different from the shape of the second cover body one 3a outlet channel 4, accordingly, referring to fig. 25 and 26, the shapes of the upper slot 331 of the upper cover body two 33b of the second cover body two 3b and the lower slot 341 of the lower cover body two 34b are different from the shapes of the upper slot 331 of the upper cover body one 33a of the second cover body one 3a and the lower slot 341 of the lower cover body one 34a shown in fig. 18 to 21.

As another example, referring to fig. 27 to 30, the present embodiment provides a second cover body three 3c. In the present embodiment, the second cover 3c provided in the present embodiment is different from the first cover 3a and the second cover 3b in the previous embodiments in that the shape of the outlet channel 4 is different. In this embodiment, referring to fig. 27, the outlet channel 4 of the third cover 3c is flat. The outlet channel 4 of the second cover 3c is narrower than the outlet channel 4 of the second cover 3b in the previous embodiment in length in the radial direction. In the present embodiment, the outlet channel 4 is composed of a plurality of arc segments connected to each other, including a packing segment 42, an ascending segment 43, a descending segment 44, and a choke segment 41 (as shown in fig. 27 and 28). Referring to fig. 29 and 30, the cable entrance 321 and the cable exit 311 are rectangular.

In the present embodiment, since the shape of the outlet channel 4 of the second cover body three 3c is different from the shapes of the outlet channels 4 of the second cover body one 3a and the second cover body two 3b, accordingly, referring to fig. 29 and 30, the shapes of the upper slot 331 of the upper cover body three 33c and the lower slot 341 of the lower cover body three 34c are different from the shapes of the upper slot 331 of the upper cover body one 33a and the lower slot 341 of the lower cover body one 34a of the second cover body one 3a shown in fig. 18 to 21, and are also different from the shapes of the upper slot 331 of the upper cover body two 33b and the lower slot 341 of the lower cover body two 34b of the second cover body two 3b shown in fig. 25 and 26. In the present embodiment, referring to fig. 30, the cross-sectional shape of the third lower cover 34c is different from the cross-sectional shape of the first lower cover 34a shown in fig. 20 and 21 and the cross-sectional shape of the second lower cover 34b shown in fig. 26.

In some possible embodiments, the second cover 3 is provided with a mounting hole 313 along the radial direction R3 of the second cover 3, for connecting with a mounting member such as a switch panel. The mounting holes 313 function as the screw holes 14 of the mounting lugs 13 as described above, and are used for connecting the line cassette 1 with a mounting member such as a switch panel.

In some possible embodiments provided by the present invention, referring to fig. 1 to 12, the present invention provides a thread cassette 1 in any of the embodiments as described above, including a box body 11, a threading tube 12 and a second cover body 3 in any of the embodiments as described above.

For convenience of description, the second wire cassette 1b shown in fig. 3 and 4 is taken as an example to explain the usage relationship of the second wire cassette 1b and the second cover body one 3a (shown in fig. 15 and 16).

Referring to fig. 3, 4, 15 and 16, the second thread cassette 1b includes a first box 11a, a threading pipe 12 and a second cover 3a as described above. The first box body 11a includes an accommodating cavity 111, a top opening 112 of the accommodating cavity 111, a bottom 113 of the accommodating cavity 111 is closed, an inner sidewall 114 of the accommodating cavity 111 is provided with a mounting lug 13, and the mounting lug 13 is used for connecting the first box body 11a and the first second cover body 3a. The threading tube 12 is disposed on the outer sidewall 115 of the accommodating chamber 111 and is communicated with the accommodating chamber 111. The first case 11a and the threading tube 12 are integrally formed.

In this embodiment, during wiring, the first box 11a and the second cover 3a are used together, that is, the second cover 3a is placed in the accommodating cavity 111, so that the second cover 3a is radially pressed against the accommodating cavity 111, and the second cover 3a seals the first box 11a. After the wiring is completed at the same time, the cable outlet 311 of the outlet channel 4 of the second cover body one 3a, the packing section 42 and the rising section 43 are sealed by the sealing medium, so that the second wire box 1b has good sealing property and waterproofness. The second cover body 3a is connected to a mounting member such as a switch panel (not shown) through the mounting hole 313.

Referring to fig. 32 and 33, a first embodiment of the present invention provides a line connector 5, and for convenience of description, the line connector 5 shown in fig. 32 and 33 is described as a first line connector 5a.

Referring to fig. 32 and 33, the first line connector 5a includes: a main body 51, a first elastic wing 521 and a second elastic wing 522. The main body 51 is in a non-closed ring shape, and the main body 51 includes a first free end 511 and a second free end 512, and the first free end 511 and the second free end 512 are oppositely arranged to form an opening. That is, in the natural state, the first free end 511 and the second free end 512 are separated and do not contact with each other, so that the main body 51 has an unclosed ring shape.

A first resilient flap 521 is disposed at the first free end 511 and extends outwardly of the main body 51 and a second resilient flap 522 is disposed at the second free end 512 and extends outwardly of the main body 51. As shown in fig. 32 and 33, the first elastic wing 521 and the second elastic wing 522 extend outward of the body 51 in the Xt direction, respectively.

In this embodiment, the first elastic wing 521 and the second elastic wing 522 can be pressed toward each other to be in a locked state in which the first free end 511 and the second free end 512 contact each other to make the main body 51 have a closed ring shape.

By adopting the technical scheme, the first elastic wing 521 and the second elastic wing 522 are pressed in opposite directions to enable the thread pipe connector 5 to form a closed ring shape, so that the thread pipe connecting interfaces of the first threading pipe and the second threading pipe are connected in a sealing mode, and the interfaces have good sealing performance and water resistance. Illustratively, the first threading tube is threading tube 12 on thread cassette 1 (as shown in fig. 1), and the second threading tube is threading tube 9 (as shown in fig. 43 and 44).

In some possible embodiments of the present invention, referring to fig. 32 and 33, the first free end 511 is provided with a closed convex portion 513, the second free end 512 is provided with a closed concave portion 514, and in the locked state, the closed convex portion 513 is matched with the closed concave portion 514, so that the main body 51 is in a closed ring shape, and the first threading pipe 12 and the second threading pipe 9 have good sealing and waterproof properties at the connection interface.

Referring to fig. 32, in some possible embodiments of the present invention, the first elastic wing 521 and the second elastic wing 522 are respectively provided with a threaded hole 54, wherein the first elastic wing 521 is provided with a first threaded hole 541, and the second elastic wing 522 is provided with a second threaded hole 542. In the wiring and assembling process, the first threading tube 12 is inserted into the first end 51a of the body 51 of the connector 5, and the second threading tube 9 is inserted into the second end 51b, so that the two threading tubes are abutted. Then, the first elastic wing 521 and the second elastic wing 522 are pressed toward each other until the closing convex portion 513 contacts the closing concave portion 514, and the body 51 has a closed ring shape, so that the first line pipe connector 5a is in a locked state. In the locked state, the first elastic wing 521 and the second elastic wing 522 are coupled to each other by using screws inserted through the first and second screw holes 541 and 542, and the first conduit coupler 5a maintains the locked state to hermetically couple the ports of the first conduit 12 and the second conduit 9.

In the present embodiment, the first and second elastic wings 521 and 522 are separated from each other by a self-elastic force of a screw which is screwed out of the first and second screw holes 541 and 542 by a disassembling tool such as a screwdriver, and the body 51 has a non-closed ring shape, so that the first line connector 5a is switched from the locked state to the natural state.

Referring to fig. 34 and 35, a second embodiment of the present invention provides a line connector 5, and for convenience of description, the line connector 5 shown in fig. 34 and 35 is described as a second line connector 5b. The second embodiment provides the second wire connector 5b differently from the first wire connector 5a provided in the first embodiment in the locking manner of the first elastic wing 521 and the second elastic wing 522.

In the second embodiment, the first elastic wing 521 and the second elastic wing 522 of the second line connector 5b are respectively provided with the pin holes 55 correspondingly. The first elastic wing 521 is provided with a first pin hole 551, and the second elastic wing 522 is provided with a second pin hole 552. The first elastic wing 521 and the second elastic wing 522 are pressed toward each other until the closing protrusion 513 contacts the closing recess 514, and the body 51 has a closed ring shape, so that the second cable connector 5b is in a locked state. In the locked state, the first elastic wing 521 and the second elastic wing 522 are connected by the pin 56, so that the second conduit connector 5b is kept in the locked state to hermetically connect the ports of the first conduit 12 and the second conduit 9.

In the present embodiment, the pins are removed from the first and second pin holes 551 and 552 by a disassembly tool such as a pin remover so that the first and second elastic wings 521 and 522 are separated from each other by their own elastic force, and the body 51 has a non-closed loop shape, so that the second line connector 5b is switched from the locked state to the natural state.

Referring to fig. 36 to 39, in some possible embodiments of the present invention, the wire connector 5 is provided with a locking portion 53, the locking portion 53 includes a locking protrusion 532 and a locking groove 531, and the locking protrusion 532 and the locking groove 531 are respectively correspondingly provided on the second elastic wing 522 and the first elastic wing 521; in the locking state, the locking projection 532 is pressed into the locking groove 531, and is engaged with the locking groove 531.

Illustratively, for example, referring to fig. 36 and 37, a third embodiment of the present invention provides a line connector 5, and for convenience of description, the line connector 5 shown in fig. 36 and 37 is described as a third line connector 5c. The third embodiment provides a third wire connector 5c which is different from the first wire connector 5a provided in the first embodiment and the second wire connector 5b provided in the second embodiment in the locking manner of the first elastic wing 521 and the second elastic wing 522.

In the third embodiment, the third cable connector 5c is provided with a first locking portion 53a, wherein the first elastic wing 521 is provided with a first locking groove 531a, the second elastic wing 522 is provided with a first locking protrusion 532a, and the first elastic wing 521 and the second elastic wing 522 are pressed toward each other until the closing convex portion 513 contacts with the closing concave portion 514, and the first locking groove 531a is engaged with the first locking protrusion 532a, so that the third cable connector 5c is in a locking state to hermetically connect the interfaces of the first threading tube 12 and the second threading tube 9.

Referring to fig. 36, the first elastic wing 521 is provided with a mounting and dismounting hole 58 near the first locking groove 531 a. When the third cable connector 5c is locked and sealingly connects the first conduit 12 and the second conduit 9, it is difficult to return the third conduit to its natural state by hand, and a tool for detaching the third conduit is required. Illustratively, the disassembly and assembly tool is a straight screwdriver. The linear driver is set in the detachable hole 58 along the extending direction of the detachable hole 58 (as shown in fig. 36, the extending direction of the detachable hole 58 is the same as the axial direction Zk of the line connector), and the linear driver and the second elastic wing 522 are brought into contact with each other, and the linear driver is rotated to separate the first elastic wing 521 and the second elastic wing 522 from each other. That is, under the influence of an external force, the first elastic wing 521 and the second elastic wing 522 move in opposite directions due to their own elasticity, so that the first elastic wing 521 and the second elastic wing 522 are separated from each other and return to a natural state, so that the interface between the first conduit 12 and the second conduit 9 is no longer hermetically connected by the third conduit connector 5c. In this embodiment, the third cable connector 5c can be switched between the locking state and the natural state through the mounting and dismounting hole 58 by means of a mounting and dismounting tool such as a straight screwdriver, so that the first threading tube 12 and the second threading tube 9 can be mounted, locked and dismounted conveniently, the mounting and dismounting time is saved, and the working efficiency is improved.

Illustratively, as another example, referring to fig. 38 and 39, a fourth embodiment of the present invention provides a line connector 5, and for convenience of description, the line connector 5 of fig. 38 and 39 is described as a fourth line connector 5d.

In the fourth embodiment, the fourth tubing connector 5d is provided with a second locking portion 53b, wherein the first elastic wing 521 is provided with a second locking groove 531b, the second elastic wing 522 is provided with a second locking protrusion 532b, the first elastic wing 521 and the second elastic wing 522 are pressed towards each other until the closing convex portion 513 contacts with the closing concave portion 514, and the second locking groove 531b is engaged with the second locking protrusion 532b, so that the fourth tubing connector 5d is in a locking state, and the interface of the first conduit 12 and the second conduit 9 is hermetically connected.

In addition, referring to fig. 38, in the fourth line connector 5d, the first free end 511 of the main body 51 is provided with a closed convex portion and a closed concave portion in the order of the axial direction Zk of the line connector, and correspondingly, the second free end 512 is provided with a closed concave portion and a closed convex portion in the order of the axial direction Zk of the line connector. In the locked state, the closed convex and closed concave portions of the first free end 511 are respectively matched with the closed concave and closed convex portions of the second free end 512, so that the main body 51 is in a closed ring shape.

In the present embodiment, the fourth line connector 5d can be easily switched to the natural state by means of a removal tool such as a driver. Specifically, a line driver is placed into the second locking groove 531b in the extending direction of the second locking groove 531b (as shown in fig. 38, the extending direction of the second locking groove 531b is the same as the axial direction Zk of the line connector) such that both sides of the line driver are in contact with the second locking groove 531b and the second locking projection 532b, respectively. Specifically, the in-line driver abuts against one side of the second locking recess 531b away from the main body 51 in the extending direction Xt of the first resilient wing 521, and the in-line driver contacts the second locking protrusion 532 b. The second locking protrusion 532b is pried up along the extending direction Xt of the first elastic wing 521 towards the direction approaching the main body 51 by using a straight screwdriver, the first elastic wing 521 and the second elastic wing 522 are separated from each other under the elastic action of the first elastic wing 521, the fourth conduit connector 5d returns to the natural state, and the main body 51 is in an unclosed ring shape, so that the interface between the first conduit 12 and the second conduit 9 is no longer connected by the fourth conduit connector 5d in a sealing manner.

In some possible embodiments, referring to fig. 36 to 39, the pressing place of the elastic wing 52 (including the first elastic wing 521 and the second elastic wing 522) is provided with an anti-slip ridge 57 for preventing a worker from slipping when pressing, thereby improving the working efficiency. In the present embodiment, the anti-slip ridge 57 is formed in a strip shape extending in the axial direction Zk of the line pipe connector, and a plurality of anti-slip ridges 57 are provided at intervals. In other possible embodiments, the anti-slip ribs 57 may have other shapes, such as a grid shape, and the shape of the anti-slip ribs is not limited by the present invention, as long as the anti-slip function is performed when the worker presses the first elastic wing 521 and the second elastic wing 522.

Referring to fig. 40, a fifth embodiment of the present invention provides a line connector 5, and for convenience of description, the line connector 5 shown in fig. 40 is described as a fifth line connector 5e. The fifth embodiment provides a fifth line connector 5e different from the above four embodiments in the locking manner of the first and second elastic wings 521 and 522.

In the fifth embodiment, a first tooth portion 591 is arranged between the first free end 511 and the first elastic wing 521, and the first tooth portion 591 extends towards the outer side of the main body 51; a second tooth 592 is disposed between the second free end 512 and the second elastic wing 522, and the second tooth 592 extends inward of the main body 51. In a natural state, the first tooth 591 and the second tooth 592 are not in contact with each other, the first elastic wing 521 and the second elastic wing 522 are separated from each other, and the body 51 has a non-closed ring shape. The first resilient wing 521 and the second resilient wing 522 are pressed toward each other until the first tooth 591 and the second tooth 592 mesh with each other, at which time the first resilient wing 521 and the second resilient wing 522 contact, the main body 51 is in a closed ring shape, and the fifth wire connector 5e is in a locked state. That is, the first and second tooth portions 591 and 592 are engaged with each other, and the first and second tooth portions 591 and 592 have a tendency to move in opposite directions in a radial direction of the main body 51 by the elastic force of the first and second elastic wings 521 and 522, so that the first and second tooth portions 591 and 592 are tensioned.

In this embodiment, referring to fig. 40, the second elastic wing 522 of the fifth line connector 5e is provided with a mounting hole 58. As described above, the fifth conduit connector 5e can be switched between the locking state and the natural state through the mounting and dismounting hole 58 by means of a mounting and dismounting tool such as a straight screwdriver, so that the first conduit pipe 12 and the second conduit pipe 9 can be mounted, locked and dismounted conveniently, the mounting and dismounting time is saved, and the working efficiency is improved.

In combination with the above five embodiments, in the present invention, the locking manner of the first elastic wing 521 and the second elastic wing 522 is not limited, as long as the main body 51 is in a non-closed ring shape in a natural state; in the locked state, the main body 51 may have a closed ring shape.

In the present invention, the arrangement positions, lengths, and shapes of the closed concave portion 514 and the closed convex portion 513 respectively disposed at the first free end 511 and the second free end 512 are not limited, and the first free end 511 and the second free end 512 contact each other by pressing the first elastic wing 521 and the second elastic wing 522, so that the main body 51 is in a closed ring shape to hermetically connect the first threading tube 12 and the second threading tube 9.

In some possible embodiments provided by the present invention, referring to fig. 41, the main body 51 is provided with an annular sealing portion 6 along the inner wall, and a first end 61 and a second end 62 of the sealing portion 6 are respectively used for inserting the first threading tube 12 and the second threading tube 9. In the locked state, the inner diameter of the sealing portion 6 is in interference fit with the outer diameters of the first threading pipe 12 and the second threading pipe 9, so that the sealing portion 6 is radially pressed by the pipe connector 5, the first threading pipe 12 and the second threading pipe 9.

Exemplarily, the third wire connector 5c shown in fig. 36 is taken as an example. In this embodiment, the first threading tube 12 is inserted into the first end 61 of the sealing part 6 until it abuts against the middle protrusion 63 of the sealing part 6, and the second threading tube 9 is inserted into the second end 62 until it abuts against the middle protrusion 63 of the sealing part 6. The first elastic wing 521 and the second elastic wing 522 are pressed to move in opposite directions until the first locking groove 531a of the first elastic wing 521 is clamped with the first locking protrusion 532a of the second elastic wing 522, the sealing convex part 513 is in contact with the sealing concave part 514, the main body 51 is in a closed ring shape, and under the extrusion of the main body 51, the inner diameter of the sealing part 6 is in interference fit with the outer diameters of the first threading pipe 12 and the second threading pipe 9, so that the third threading pipe connector 5c is in sealing connection with the interfaces of the first threading pipe 12 and the second threading pipe 9, and a good waterproof effect is achieved.

In other possible embodiments, referring to fig. 36, 38 and 41, the seal portion 6 may be independent of the main body 51. That is, the seal part 6 is fixedly provided on the inner side wall of the main body 51, or the seal part 6 and the main body 51 are independent from each other, and the seal part 6 and the main body 51 are detachable.

In some possible embodiments, referring to fig. 41, the sealing portion 6 is a bellows spring rubber sleeve having elasticity, which enables the inner diameter of the sealing portion 6 to be interference fit with the outer diameters of the first threading tube 12 and the second threading tube 9.

In some possible embodiments, the seal 6 is made of an elastic material. Exemplarily, referring to fig. 41, the sealing portion 6 is made of a rubber material so that the thread pipe connector 5 is interference-fitted with the first and second threading pipes 12 and 9 when the thread pipe connector 5 locks the first and second threading pipes 12 and 9.

In some possible embodiments, the body 51 is a non-metallic material, illustratively made of any one of a rigid plastic or resin material. The line connector 5 is provided with a grounding assembly for preventing accidents of electric shock and improving personal safety.

In some possible embodiments, referring to fig. 36 to 39, the main body 51 is made of metal, and the main body 51 is provided with a conductive portion 7 for grounding the conduit. As described above, the main body 51 has the first end 51a and the second end 51b, the first end 51a is provided with the first conductive portion 71, and the second end 51b is provided with the second conductive portion 72.

Illustratively, for example, referring to fig. 32 to 37, the first conductive portion 71 and the second conductive portion 72 are respectively provided on an end surface of the first end 51a and an end surface of the second end 51b of the main body 51. For another example, referring to fig. 38 and 39, the first conductive portion 71 and the second conductive portion 72 are respectively provided on the inner side wall of the first end 51a and the inner side wall of the second end 51b of the main body 51. The utility model discloses do not injectd first conductive part 71, second conductive part 72 in main part 51's the position that sets up, as long as first conductive part 71, second conductive part 72 are connected with the lateral wall of first threading pipe 12 and second threading pipe 9 respectively to make first threading pipe 12 and second threading pipe 9 ground connection can.

In some possible embodiments of the present invention, referring to fig. 33 to 39, the first conductive portion 71 and the second conductive portion 72 are not in the same straight line along the axial direction Zk of the main body 51.

Exemplarily, the third wire connector 5c shown in fig. 36 is taken as an example. Three first conductive portions 71 are provided at intervals along the inner side wall of the first end face at the first end 51a of the main body 51; the second end 51b of the main body 51 is provided with three second conductive portions 72 at intervals along the inner side wall of the second end face. After the first threading tube 12 and the second threading tube 9 are inserted into the first end 51a and the second end 51b, respectively, the third wire connector 5c is locked. In the locked state, the first conductive part 71 is in contact with the outer side wall of the first threading pipe 12, the second conductive part 72 is in contact with the outer side wall of the second threading pipe 9, and the first conductive part 71 and the second conductive part 72 can enable the first threading pipe 12 and the second threading pipe 9 to be grounded, so that potential safety hazards are reduced.

In addition, referring to fig. 36, three first conductive portions 71 are provided at intervals along the inner side wall of the end surface of the first end 51a, and the three first conductive portions 71 have a triangular shape; the three second conductive portions 72 are disposed at intervals along the inner side wall of the end surface of the second end 51b, and the three second conductive portions 72 have a triangular shape. The lateral wall of first threading pipe 12, the lateral wall of second threading pipe 9 respectively with three first conductive part 71, three second conductive part 72 looks butt, when receiving external force, the first conductive part 71 that is the triangle-shaped setting can disperse the atress on the first threading pipe 12, simultaneously, the second conductive part 72 that is the triangle-shaped setting can disperse the atress on the second threading pipe 9, avoids first threading pipe 12 and second threading pipe 9 to warp.

Again, referring to fig. 32 and 34, the first conductive portion 71 and the second conductive portion 72 are respectively disposed at the first end 51a and the second end 51b of the main body 51, and the first conductive portion 71 and the second conductive portion 72 respectively extend inward of the main body 51 along the radial direction of the main body 51, and as described above, when the sealing portion 6 and the main body 51 are disposed independently of each other, the first conductive portion 71 and the second conductive portion 72 have a function of limiting the annular sealing portion 6.

In other possible embodiments provided by the present invention, the line connector 5 is integrally formed. The thread pipe connector 5 has no connecting gap, so that the thread pipe connector 5 can be connected with the interface of the first threading pipe 12 and the second threading pipe 9 in a sealing manner, and the waterproof effect is better.

In some possible embodiments, referring to fig. 42-44, the present invention provides a piping system 8 comprising a line connector 5 (as shown in fig. 32-40) as previously described, the line connector 5 comprising: a main body 51, a first elastic wing 521 and a second elastic wing 522. The main body 51 has an unclosed ring shape extending along the axial direction Zk, and the main body 51 includes a first free end 511 and a second free end 512, and the first free end 511 and the second free end 512 are oppositely arranged to form an opening. That is, in a natural state, the first free end 511 and the second free end 512 are separated and do not contact with each other, so that the main body 51 has an unclosed annular shape.

In this embodiment, referring to fig. 32 to 40 in combination with fig. 42 to 44, the first elastic wing 521 and the second elastic wing 522 can be pressed toward each other to be in a locked state in which the first free end 511 and the second free end 512 are in contact with each other to make the main body 51 have a closed ring shape.

In the present embodiment, referring to fig. 42 to 44, the line connector 5 includes an annular seal portion 6 provided in the line connector body 51. The seal portion 6 extends in the axial direction Zk of the main body 51. The first threading tube 12 (i.e., the threading tube 12 of the thread cassette 1) extends in the axial direction Zk of the main body 51, and one end of the first threading tube 12 is inserted into one end of the seal portion 6. The second threading tube 9 extends in the axial direction Zk of the main body 51, and one end of the second threading tube 9 is inserted into the other end of the seal portion 6. In the locked state, the sealing part 6 is in interference fit with the first threading pipe 12 and the second threading pipe 9 respectively.

By adopting the technical scheme, the first elastic wing 521 and the second elastic wing 522 of the line pressing pipe connector 5 are pressed to enable the line pressing pipe connector 5 to form a closed ring shape so as to clamp the first threading pipe 12 and the second threading pipe 9, so that the sealing part 6 arranged in the main body 51 of the line pressing pipe connector 5 is in interference fit with the first threading pipe 12 and the second threading pipe 9, and the interface between two adjacent threading pipes has good sealing performance and waterproofness. On the other hand, the thread pipe connector 5 locks the first thread pipe 12 and the second thread pipe 9 to install the pipeline system 8, the thread pipe connector 5 loosens the first thread pipe 12 and the second thread pipe 9 to detach the pipeline system 8, the installation and detachment modes of the thread pipe connector 5 are simple and convenient, and the installation and maintenance efficiency is improved. For convenience of description, the piping system installation process will be described with reference to the piping system 8 shown in fig. 42 and 44.

Referring to fig. 42, the piping system 8 includes a fifth line cassette 1e, a first cover 2, a first line connector 5a, a second line connector 5b, and annular sealing portions 6 provided in the first line connector 5a and the second line connector 5b, respectively. At the initial stage of wiring, the top opening 112 of the fifth wire box 1e is sealed with the first cover 2 (as shown in fig. 7) so that the housing chamber 111 is sealed to prevent the building material from falling into the pre-embedding process.

In the wiring and assembling process, referring to fig. 7 and 42, one of the first threading pipes 12 provided on the outer side wall of the fifth wire casing 1e is inserted into the first end 51a of the body 51 of the first wire connector 5a, more specifically, the first threading pipe 12 is inserted into the first end 61 of the sealing part 6 provided inside the body 51 of the first wire connector 5a, in the extending direction Zk of the body 51 of the first wire connector 5a (as shown in fig. 41). The other first threading tube 12 provided on the outer side wall of the fifth thread cassette 1e is inserted into the first end 61 of the seal portion 6 provided inside the body 51 of the second thread connector 5b along the extending direction Zk of the body 51 of the second thread connector 5b (as shown in fig. 41).

Referring to fig. 43, a second threading tube 9 is inserted into the second end 51b of the body 51 of the first line connector 5a, more specifically, the second threading tube 9 is inserted into the second end 62 (shown in fig. 41) of the sealing portion 6 provided inside the body 51 of the first line connector 5a, along the extending direction Zk of the body 51 of the first line connector 5a, so that the first threading tube 12 and the second threading tube 9 are abutted inside the sealing portion 6 of the first line connector 5a. In the extending direction Zk of the body 51 of the second line connector 5b, the other second threading tube 9 is inserted into the second end 62 (shown in fig. 41) of the seal portion 6 provided inside the body 51 of the second line connector 5b, so that the other first threading tube 12 and the other second threading tube 9 are abutted inside the seal portion 6 of the second line connector 5b.

With continued reference to fig. 43 and with reference to fig. 32 to 35, the first and second elastic wings 521 and 522 of the first and second line connectors 5a and 5b, respectively, are pressed towards each other until the closing protrusion 513 contacts the closing recess 514, and the body 51 is in a closed loop shape, so that the first and second line connectors 5a and 5b are in a locked state. With respect to the first hose connector 5a, in a fastened state, screws are inserted through the first and second screw holes 541 and 542 to connect the first and second elastic wings 521 and 522 to each other, and the first hose connector 5a maintains a fastened state to hermetically connect the interfaces of the first and second conduit pipes 12 and 9. For the second conduit connector 5b, in the locked state, the first elastic wing 521 and the second elastic wing 522 are connected by the pin 56, so that the second conduit connector 5b maintains the locked state to hermetically connect the interface of the other first conduit 12 and the other second conduit 9.

Referring to fig. 44, after the pre-buried pipe system 8 is completed, the first cover 2 is removed to expose the accommodating cavity 111 of the fifth wire box 1e when the wiring is performed according to the pipe system 8. After wiring is completed, after the cable penetrates out of the cable outlet 311 of the first cover body 3a, sealing medium is injected into the wire outlet channel 4 through the cable outlet 311, so that the sealing medium fills a gap between the wire outlet channel 4 and the cable, the wire outlet channel 4 is sealed, and the first cover body 3a becomes a sealing cover body. The accommodation chamber 111 of the fifth wire cassette 1e is sealed with the second cover body one 3a so that the fifth wire cassette 1e forms a sealed box body 11.

In the pipeline system 8, the fifth thread box 1e is connected with the first cover body 3a in a sealing mode, and the second thread passing pipe 9 and the first thread passing pipe 12 of the fifth thread box 1e are connected through the first thread pipe connector 5a and the second thread pipe connector 5b in a sealing mode, so that the pipeline system 8 has good sealing performance and waterproofness. On the other hand, connect first threading pipe 12, second threading pipe 9 through line pipe connector 5, the installation is dismantled portably, has improved the efficiency of installation maintenance.

In other possible embodiments, for example, the piping system 8 includes the first line box 1a, the first line connector 5a, and the third cover 10 provided with the line outlet pipe 333 (as shown in fig. 31). During wiring, the cables enter the accommodating cavity 111 of the first box body 11a from the first threading pipe 12 of the first box body 1a and then pass through the outlet pipe 333 on the third cover body 10.

While the invention has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that the foregoing is a further detailed description of the invention, and it is not intended to limit the invention to the specific embodiments described. Various changes in form and detail, including simple deductions or substitutions, may be made by those skilled in the art without departing from the spirit and scope of the invention.

Claims (19)

1. The wire box cover body is used for being connected with a box body of a wire box in a sealing mode and is characterized in that the wire box cover body is provided with a wire outlet channel, and the wire outlet channel comprises a cable inlet and a cable outlet;

the wire outlet channel penetrates through the upper end face and the lower end face of the wire box cover body, the cable inlet is located on the lower end face, and the cable outlet is located on the upper end face;

the outlet channel comprises a flow blocking section, and the flow blocking section is higher than the cable outlet along the direction from the lower end face to the upper end face.

2. The wire cassette cover of claim 1, wherein the outlet channel further comprises a filler section, one end of the filler section is provided with the cable outlet, the other end of the filler section is communicated with the flow blocking section, the filler section is lower than the cable outlet along the direction from the lower end face to the upper end face, and the filler section is used for filling a sealing medium after the cable passes through the outlet channel.

3. The wire cassette cover of claim 2, wherein the sealing medium filled in the filler section does not pass over the flow-impeding section.

4. The wire cassette cover according to any one of claims 1 to 3, wherein the outlet passage further includes an ascending section and a descending section, the ascending section having one end provided with the cable outlet and the other end communicating with the flow blocking section, the descending section having one end provided with the cable inlet and the other end communicating with the flow blocking section; the ascending section ascends from the lower end surface to the upper end surface; the descending section descends from the upper end face to the lower end face.

5. The wire cassette cover body according to claim 4, wherein the rising section and the falling section are respectively arc-shaped, and the flow blocking section is arch-shaped.

6. The wire cassette cover of claim 2, wherein the sealing medium is a liquid or a solid.

7. The line cassette cover of claim 2, wherein the upper end face is provided with an overflow preventing groove at the cable outlet for receiving the sealing medium overflowing from the cable outlet.

8. The wire cassette cover according to any one of claims 1 to 3, 5 to 7, wherein the wire cassette cover is integrally molded.

9. The wire cassette cover according to any one of claims 1 to 3, 5 to 7, characterized in that the wire cassette cover includes an upper cover and a lower cover which are connected to each other in an axial direction of the wire cassette cover.

10. The wire cassette cover according to claim 9, wherein the upper cover is provided with an upper slit in a direction toward the upper end face of the lower end face of the cover; the lower cover body is provided with a lower groove along the direction of the upper end surface of the cover body towards the lower end surface;

the upper cover body is connected with the lower cover body, so that the upper open groove and the lower open groove form the wire outlet channel.

11. The wire cassette cover of claim 10, wherein the upper slot comprises a first portion of a filler section, an ascending section, a descending section, a flow blocking section, and the lower slot comprises a second portion of the filler section, the ascending section, the descending section, the flow blocking section, the first portion of the upper slot and the second portion of the lower slot are butted to form the complete filler section, ascending section, descending section, flow blocking section;

one end of the ascending section is provided with the cable outlet, and the other end of the ascending section is communicated with the flow blocking section;

one end of the descending section is provided with the cable inlet, and the other end of the descending section is communicated with the flow blocking section.

12. The wire box cover body according to claim 11, wherein the upper cover body and the lower cover body are clamped, the upper cover body is provided with a clamping groove, and the lower cover body is provided with a clamping protrusion.

13. The wire cassette cover according to claim 12, wherein the wire cassette cover is provided with a positioning portion including a positioning projection provided at a center of an upper end surface of the lower cover in the axial direction and a positioning groove provided at a center of a lower end surface of the upper cover in the axial direction.

14. The wire cassette cover of claim 8, wherein the wire cassette cover is connected to the wire cassette by mounting lugs of the cassette body.

15. The wire cassette cover of claim 14, wherein the wire cassette cover is provided with a snap groove along an edge for snap-fitting with a mounting lug of the cassette body of the wire cassette.

16. The cassette cover of claim 15, wherein the cassette cover is provided with a seal along an edge for sealing connection with the cassette case.

17. The wire cassette cover of claim 16, wherein the seal comprises any one of a grommet, a bellows-type rubber sleeve, or a sealant layer, or,

the sealing part comprises a sealing ring and a compression ring, and the compression ring compresses the sealing ring on the inner side wall of the box body.

18. The wire cassette cover according to claim 1, wherein the wire cassette cover is provided with mounting holes for connection with the mounting member, oppositely, in a radial direction of the wire cassette cover.

19. A thread cassette comprising a cassette body, a threading tube and a thread cassette cover body according to any one of claims 1 to 18; wherein,

the box body comprises an accommodating cavity, the top of the accommodating cavity is opened, the bottom of the accommodating cavity is closed, and an installation lug is arranged on the inner side wall of the accommodating cavity and used for connecting the box body and the wire box cover body;

the threading pipe is arranged on the outer side wall of the accommodating cavity and is communicated with the accommodating cavity;

the box body and the threading pipe are integrally formed.

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