CN210838896U

CN210838896U - Cable trench

Info

Publication number: CN210838896U
Application number: CN201921539433.9U
Authority: CN
Inventors: 康峰; 白航战; 胡艳
Original assignee: Shaanxi Qizhe Electric Power Engineering Co ltd
Current assignee: Shaanxi Qizhe Electric Power Engineering Co ltd
Priority date: 2019-09-16
Filing date: 2019-09-16
Publication date: 2020-06-23
Anticipated expiration: 2029-09-16

Abstract

The utility model relates to a cable pit relates to cable laying technical field, it include the bottom plate and set up respectively in the curb plate of bottom plate both sides, the bottom plate with the curb plate constitutes the cable chamber, the curb plate outside is provided with the ventilation chamber, seted up on the curb plate the air vent with ventilation chamber intercommunication, bottom plate central point puts and is provided with the filter, the filter below is connected with the water catch bowl, be provided with on the filter a plurality of with the filtration pore of crossing of water catch bowl intercommunication, the water catch bowl lateral wall be provided with the vent of ventilation chamber intercommunication, the water catch bowl below is connected with the delivery port, the cable chamber reaches ventilation chamber top lid is equipped with the apron, be provided with the through-hole on the apron. The utility model discloses have dampproofing and the effectual effect of drainage.

Description

Cable trench

Technical Field

The utility model belongs to the technical field of the cable laying technique and specifically relates to a cable pit is related to.

Background

The cable trench is an underground pipeline for laying and replacing electric power or telecommunication cable facilities, is also an enclosure structure of laid cable facilities, and has pipeline structure forms of rectangle, circle, arch and the like. Water accumulation is easy to occur in the cable trench, and the insulation performance of the cable is reduced due to the water accumulation in the cable trench.

The utility model discloses a cable pit, chinese utility model with grant bulletin number CN204424848U, it includes the bottom plate and sets up respectively the curb plate of bottom plate both sides, the bottom plate top is provided with the division board that collects the room for cable installation room and rainwater with the cable pit separation, the hole that leaks has been seted up on the division board, the curb plate outside is provided with drainage channel, drainage channel bottom intercommunication the rainwater collects the room, the suction pump is installed at the drainage channel top. The cable installation chamber is provided with a cable separation installation channel, and the water leakage holes are arranged at intervals corresponding to the cable separation installation channel. In order to prevent the rainwater from being overlarge in rainy season, the side plates are located between the partition plates, a water-resisting layer is arranged above the partition plates and comprises a triangular plate and a waterproof layer arranged below the triangular plate, drain pipes are respectively arranged on two sides of the triangular plate, and outlets of the drain pipes are communicated with the drainage channel, so that a large amount of rainwater is prevented from entering the cable trench, and the rainwater is shunted through the gradient of the triangular plate and directly enters the drainage channel through the drain pipes.

The above prior art solutions have the following drawbacks: when rainwater collects indoor rainwater and piles up, the vapor that produces among the evaporation process can get into in the cable mounting room, leads to the indoor humidity of cable mounting too high, makes cable insulation can descend, influences the electrically conductive of cable.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a dampproofing and effectual cable pit of drainage.

The above object of the present invention is achieved by the following technical solutions:

the utility model provides a cable pit, includes the bottom plate and set up respectively in the curb plate of bottom plate both sides, the bottom plate with the curb plate constitutes the cable chamber, be provided with in the cable chamber with the shielding plate that the curb plate is connected, the curb plate outside is provided with the ventilation chamber, set up on the curb plate with the air vent of ventilation chamber intercommunication, bottom plate central point puts and is provided with the filter, the filter below is connected with the water catch bowl, be provided with on the filter a plurality of with the filtration pore of water catch bowl intercommunication, the water catch bowl lateral wall be provided with the vent of ventilation chamber intercommunication, the water catch bowl below is provided with the delivery port, the cable chamber reaches ventilation chamber top lid is equipped with the apron, be provided with the through-hole on the.

Through adopting above-mentioned technical scheme, when the external world has water to flow in the water catch bowl through the through-hole that the apron set up, because the setting up of shielding plate makes can prevent water and places the cable contact in the cable chamber, thereby influence the insulating properties of cable, the setting up of ventilation chamber can prevent that the vapor that ponding evaporation produced leads to the cable chamber too moist when having ponding in the water catch bowl, influence the insulating properties of cable, the evaporation of vapor can be promoted with cable chamber and water catch bowl intercommunication in the ventilation chamber, guarantee the indoor drying of cable, and then guarantee the normal use of cable.

The utility model discloses further set up to: the cable chamber is internally provided with a plurality of cable frames fixed with the side plates, and the cable frames are arranged below the shielding plates.

By adopting the technical scheme, the cable rack can arrange cables, the space utilization rate in a cable chamber is improved, the cables are better placed, the cables are prevented from being stacked and are not easy to distinguish, and the cables are not beneficial to later-stage maintenance; in addition, the baffle plate can guide solid garbage and has certain sun-shading effect in sunny days.

The utility model discloses further set up to: the utility model discloses a cable chamber, including curb plate articulated shaft, curb plate, holding tank lateral wall, ventilation chamber, curb plate articulated shaft, curb plate lateral wall, baffle plate one side with the curb plate articulated shaft below be provided with the curb plate is fixed stopper, the stopper orientation cable chamber lopsidedness is downward, the curb plate with baffle plate articulated shaft top position has been seted up and has been held the holding tank of baffle plate, the holding tank lateral wall orientation ventilation chamber lopsidedness upwards sets up, holding tank upper end opening sets up, be provided with the screens device between holding tank and the baffle plate.

By adopting the technical scheme, the shielding plate is hinged with the side plate, the limiting block which inclines downwards towards one side of the cable chamber can limit the shielding plate, and when the shielding plate is used, the limiting block inclines downwards towards one side of the cable chamber to guide water and solid garbage flowing into the cable chamber; when holding tank upper end opening was favorable to the installation cable rotatory to the holding tank position with the shielding plate and not receive shielding plate and lateral wall position relation restriction to make its holding tank lateral wall contact with the slope setting, thereby guarantee its stability when placing the holding tank, put aside the shielding plate and be convenient for place the cable on the cable frame, and rotatory easy operation is convenient.

The utility model discloses further set up to: the screens device include a plurality of recesses that set up on the holding tank lateral wall, and the shielding plate orientation apron one side set up with recess complex lug.

Through adopting above-mentioned technical scheme, the recess can make the shielding plate rotatory to contact with the holding tank lateral wall when the two contact is more stable with the cooperation of lug, is difficult for making shielding plate self and holding tank lateral wall separation for the rotatory emergence incident can not take place for the shielding plate when placing the cable with the rotatory back of shielding plate.

The utility model discloses further set up to: the baffle plate and the side plate hinge shaft are provided with a water retaining layer towards one side of the cover plate, one end of the water retaining layer is fixedly connected with the side wall of the accommodating groove, and the other end of the water retaining layer is fixedly connected with the surface of one side of the cover plate, which faces the baffle plate.

Through adopting above-mentioned technical scheme, the setting up of manger plate layer does not influence the rotation of shielding plate and its and the contact of holding tank lateral wall, can also guarantee the waterproof of shielding plate and curb plate articulated position department simultaneously, and the water-proof effects of reinforcing shielding plate can avoid less solid waste to get into its articulated position simultaneously and influence the articulated effect of shielding plate.

The utility model discloses further set up to: the cross section of each shielding plate along the width direction is Z-shaped, and two adjacent shielding plates are spliced. Through adopting above-mentioned technical scheme, the baffle concatenation setting can adapt to multiple lateral wall shape simultaneously in the installation of being convenient for, and the setting of zigzag lateral wall does benefit to and prevents that the gap department between the double-phase adjacent baffle from leaking, makes water drip to influence the insulating nature of cable on the cable of baffle below.

The utility model discloses further set up to: the distance between the filter plate and the side plate is greater than the length of the cable rack.

Through adopting above-mentioned technical scheme, distance between filter and the curb plate is greater than cable frame length, the water catch bowl that filter and below set up all is located between the cable frame of both sides promptly, it is indoor to prevent that the water catch bowl interior vapor evaporation from getting into the cable chamber through the filter plate, the air flow is not smooth to make vapor adhere to the cable frame lower surface that sets up in the below, thereby make the cable frame position in the below be the most moist, influence the insulating properties of cable, water catch bowl and filter are located and can solve this kind of problem between the cable frame of both sides.

The utility model discloses further set up to: the lower surface of the water collecting tank is inclined downwards towards one side of the water outlet.

Through adopting above-mentioned technical scheme, the lower surface of water catch bowl can accelerate the discharge of the liquid that gets into in the water catch bowl downwards towards delivery port one side slope, improves drainage efficiency.

To sum up, the utility model discloses a beneficial technological effect does:

1. the shielding plate is arranged to be beneficial to water blocking and blocking objects for cables in the cable chamber, the shielding plate is hinged to the side wall, meanwhile, a limiting block which is arranged obliquely downwards towards one side of the cable chamber and a containing groove which is arranged obliquely towards one side of the ventilation cavity are arranged to limit the side wall, the cover plate is moved away when the cables are installed, the shielding plate is rotated to be in contact with the side wall of the containing groove and limited through a clamping device, and after the cables are installed, the shielding plate is rotated to be in contact with the limiting block;

2. the arrangement of the water retaining layer does not influence the rotation of the baffle plate and the contact between the baffle plate and the side wall of the accommodating groove, and meanwhile, the waterproof performance of the hinged position of the baffle plate and the side wall can be ensured, so that the waterproof effect of the baffle plate is enhanced;

3. the setting in ventilation chamber can prevent that the vapor that ponding evaporation produced when having ponding in the water catch bowl from leading to the cable chamber in too moist, influences the insulating properties of cable, and ventilation chamber and cable chamber and water catch bowl intercommunication can promote the evaporation of vapor, guarantee the indoor drying of cable, and then guarantee the normal use of cable.

Drawings

Fig. 1 is the overall structure schematic diagram of the cable trench provided by the present invention.

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a partially enlarged schematic view of a portion B in fig. 1.

In the figure, 1, a bottom plate; 11. a filter plate; 12. a filtration pore; 2. a side plate; 21. a vent hole; 22. accommodating grooves; 23. a clamping device; 231. a groove; 232. a bump; 3. a cable chamber; 31. a cable rack; 32. a shielding plate; 33. a limiting block; 4. a ventilation cavity; 5. a water collection tank; 51. a vent; 52. a water outlet; 6. a cover plate; 61. a through hole; 7. a water retaining layer.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a cable trench, include the cable chamber 3 that comprises the curb plate 2 of bottom plate 1 and bottom plate 1 both sides, be provided with in the cable chamber 3 in the row arrange and with 2 perpendicular fixed connection's of curb plate cable holders 31, the equal fixedly connected with cable holders 31 of both sides curb plate 2. The filter 11 that is located 1 central point of bottom plate and puts is provided with below the cable holder 31, and filter 11 below fixedly connected with water catch bowl 5 is provided with a plurality of filtration pores 12 that communicate with water catch bowl 5 on the filter 11, and water catch bowl 5 below is connected with delivery port 52, and in order to strengthen the water conservancy diversion effect of water catch bowl 5, the lower surface of water catch bowl 5 sets up downwards towards delivery port 52 lopsidedness. In addition, in order to ensure that the steam evaporated in the water collection tank 5 is not blocked by the cable holders 31 and the cables arranged above the cable holders, so that the steam is gathered below the cables, and the steam is wet in the cable chamber 3, the distance between the filter plate 11 and the side plate 2 is set to be greater than the length of the cable holders 31, namely the filter plate 11 and the water collection tank 5 are positioned between the cable holders 31 on both sides. The outside of the side plate 2 is also provided with a ventilation cavity 4, the side plate 2 is provided with an air vent 21 communicated with the ventilation cavity 4, the air vent 21 is arranged between the cable frames 31, and the side wall of the water collecting tank 5 is provided with a ventilation opening 51 communicated with the ventilation cavity 4. The cover plate 6 is covered above the cable chamber 3 and the ventilation cavity 4, and the through hole 61 communicated with the outside is formed in the cover plate 6, so that the air flow in the cable chamber 3 and the ventilation cavity 4 is ensured.

As shown in fig. 2 and 3, a shielding plate 32 hinged to the side wall is disposed above the cable rack 31, the cross section of the shielding plate 32 along the width direction is zigzag, and two adjacent shielding plates 32 are connected in a splicing manner, so that rainwater can be prevented from dropping onto the cable from a gap between two adjacent shielding plates 32 while the cables are tightly spliced. In order to limit the shielding plate 32, a limiting block 33 fixed to the side plate 2 is provided below the hinge shaft of the shielding plate 32 and the side plate 2, and the limiting block 33 is inclined downward toward the cable chamber 3, so that the shielding plate 32 is also inclined downward toward the cable chamber 3 when contacting with the limiting block 33, thereby guiding external rainwater, solid substances and the like to slide to the bottom of the cable chamber 3. In order to conveniently install cables and overhaul the cables, an accommodating groove 22 with an opening at the upper end is formed in the position above the hinging shaft of the side plate 2 and the baffle plate 32, the side wall of the accommodating groove 22 is inclined towards one side of the ventilation cavity 4, a clamping device 23 is arranged between the accommodating groove 22 and the baffle plate 32, namely, a plurality of grooves 231 are formed in the side wall of the accommodating groove 22, the baffle plate 32 is provided with a plurality of convex blocks 232 matched with the baffle plate towards one side of the cover plate 6, and the stability of connection between the baffle plate 32 and the accommodating groove 22 when the baffle plate moves to. In addition, in order to prevent rainwater, small solid substances and the like from entering the hinged position of the shielding plate 32 and the side wall to influence the rotation of the shielding plate 32 in the rotating process, a water retaining layer 7 is arranged on one side, facing the cover plate 6, of the hinged shaft of the shielding plate 32 and the side plate 2, the water retaining layer 7 is made of light and thin waterproof coiled materials, one end of the water retaining layer 7 is fixedly connected with the side wall of the accommodating groove 22, and the other end of the water retaining layer 7 is fixedly connected with the surface of one.

The implementation principle of the embodiment is as follows: when the cable needs to be installed on the cable rack 31 or the cable needs to be overhauled, the cover plate 6 is opened, the shielding plate 32 is rotated to be in contact with the side wall of the inclined accommodating groove 22, and the convex block 232 is matched with the groove 231 at the moment, so that the connection stability of the cable is enhanced. During normal use, rotatory to contacting with stopper 33 with shielding plate 32, make it be in and set up downwards towards 3 inclines of cable chamber to reach and make rainwater or solid rubbish etc. put the filter 11 position that sets up along its surperficial landing to 3 bottom plates 1 central points of cable chamber, solid impurity is convenient for clear up in filter 11 top, and rainwater etc. gets into water catch bowl 5 through filter plate 11 and discharges. Simultaneously with the ventilation chamber 4 of external intercommunication all communicate with cable chamber 3 and water catch bowl 5, can accelerate the evaporation of cable chamber 3 and the interior vapor of water catch bowl 5 and the convection current of air, guarantee the drying in cable frame 31 and the water catch bowl 5, and then guarantee the insulating properties of cable.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a cable pit, include bottom plate (1) and set up respectively in curb plate (2) of bottom plate (1) both sides, bottom plate (1) with curb plate (2) constitute cable chamber (3), its characterized in that: be provided with in cable chamber (3) with shielding plate (32) that curb plate (2) are connected, curb plate (2) outside is provided with ventilation chamber (4), set up on curb plate (2) with air vent (21) of ventilation chamber (4) intercommunication, bottom plate (1) central point puts and is provided with filter (11), filter (11) below is connected with water catch bowl (5), be provided with on filter (11) a plurality of with filtration pore (12) of water catch bowl (5) intercommunication, water catch bowl (5) lateral wall be provided with vent (51) of ventilation chamber (4) intercommunication, water catch bowl (5) below is provided with delivery port (52), cable chamber (3) reach ventilation chamber (4) top lid is equipped with apron (6), be provided with through-hole (61) on apron (6).

2. The cable trench of claim 1, wherein: a plurality of cable frames (31) fixed with the side plates (2) are arranged in the cable chamber (3), and the cable frames (31) are arranged below the shielding plates (32).

3. The cable trench of claim 2, wherein: shielding plate (32) one side with curb plate (2) are articulated, shielding plate (32) with curb plate (2) articulated shaft below be provided with curb plate (2) fixed stopper (33), stopper (33) orientation cable chamber (3) lopsidedness is downward, curb plate (2) with shielding plate (32) articulated shaft top position has been seted up and has been held holding tank (22) of shielding plate (32), holding tank (22) lateral wall orientation ventilation chamber (4) lopsidedness upwards sets up, holding tank (22) upper end opening sets up, holding tank (22) with be provided with screens device (23) between shielding plate (32).

4. The cable trench of claim 3, wherein: the clamping device (23) comprises a plurality of grooves (231) formed in the side wall of the accommodating groove (22), and a convex block (232) which is arranged on one side of the cover plate (6) and matched with the grooves (231) and faces the shielding plate (32).

5. The cable trench of claim 4, wherein: the water retaining layer (7) is arranged on one side, facing the cover plate (6), of the hinge shaft of the baffle plate (32) and the side plate (2), one end of the water retaining layer (7) is fixedly connected with the side wall of the accommodating groove (22), and the other end of the water retaining layer is fixedly connected with the surface of one side, facing the cover plate (6), of the baffle plate (32).

6. The cable trench of claim 2, wherein: the cross section of each shielding plate (32) along the width direction is Z-shaped, and two adjacent shielding plates (32) are spliced.

7. The cable trench of claim 2, wherein: the distance between the filter plate (11) and the side plate (2) is larger than the length of the cable rack (31).

8. The cable trench of claim 1, wherein: the lower surface of the water collecting tank (5) is obliquely and downwards arranged towards one side of the water outlet (52).