CN213086836U - Drainage device for subway station foundation pit - Google Patents

Abstract

The utility model provides a drainage device that subway station foundation ditch was used, including the cable main part, interior protective sheath its with set up in the outside terminal surface department of cable main part, through the holding ring, the fluting, the steel hoop spare, interior protective sheath, and the relation that sets up of outer protective sheath, can be with the stable outside terminal surface department of installing at the cable of protective sheath, can promote the result of use of its protective sheath like this, utilize its rainshade simultaneously, the relation that sets up of guiding gutter and clutch blocks, can carry out prevention of seepage to the rainwater and pass through the processing, can promote the water-proof effects of its protective sheath like this, finally, through this device, can be with the stable outside terminal surface department of installing at cable main part 1 of protective sheath, thereby the result of use of protective sheath has been.

Description

Drainage device for subway station foundation pit

Technical Field

The utility model relates to a foundation ditch drainage technology field, more specifically say, relate to a drainage device that subway station foundation ditch was used.

Background

When a subway station is built, firstly, a foundation pit needs to be excavated, whether the subway can normally run or not is determined by the firmness and the drainage of the foundation pit, the foundation pit is located underground, some water can inevitably flow into the interior of the foundation pit when raining or snowing, a drainage system can be arranged in the interior of the foundation pit for timely draining the water, and common foundation pit drainage types comprise open trench drainage, well point drainage and blind trench drainage. No matter which kind of drainage type all need set up the water drainage tank and collect ponding, then other modes of reuse will ponding discharge foundation ditch.

Based on the above description, and a search was made for an application with the number: CN 201920665579.1's utility model patent, it is about a drainage device for subway station foundation ditch, which comprises a mounting base, the cross section of mount pad is the isosceles trapezoid of invering, just the top of mount pad is provided with the opening. Through retrieval discovery, the installation work of the foundation pit is mainly completed by arranging the installation seat, the drainage channel, the filter screen and the like, and the method has the characteristics of simple process, convenience in maintenance and the like.

After retrieval and analysis, the drainage device for the foundation pit has the following problems in practical use, because the filter screen and the filter frame are fixedly arranged at the inner side end face of the drainage groove, when drainage operation is carried out, the water flow impact force of the drainage device can carry solid garbage to impact the filter screen in a straight line angle, and the filter screen is easy to block, so that the drainage device for the foundation pit of the subway station is needed based on the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model discloses aim at solving, subway station foundation ditch is when carrying out the drainage operation, through its device, can reduce the filter screen and take place the possibility of jam to ensure the stability of its foundation ditch drainage.

(II) technical scheme

The utility model provides a drainage device for subway station foundation pit, including foundation pit main part, fixed frame activity sets up in the inside of foundation pit main part, the foundation pit main part is still including baffle, fixed plate, head rod, first extension spring, the baffle is fixed to be set up in the inner wall terminal surface department of foundation pit main part, the fixed plate is fixed to be set up in the inner wall terminal surface department of foundation pit main part, the head rod is fixed to be set up in the top terminal surface department of fixed plate, the first extension spring is fixed to be set up in the outside terminal surface department of head rod, and one end of first extension spring still fixed connection is in second connecting rod department;

the fixed frame is still including the second connecting rod, the fluting, the spout, the bearing slider, the second extension spring, the filter screen, the adjustable shelf, the load board, the second connecting rod is fixed to be set up in the bottom terminal surface department of fixed frame, the fluting is embedded to be set up in the top terminal surface department of fixed frame, the spout is embedded to be set up in the inside of fixed frame, and the top terminal surface of spout runs through with the fluting and links to each other, the bearing slider slides and sets up in spout department, and the one end of bearing slider links to each other with the adjustable shelf is fixed, the second extension spring is fixed to be set up in the inner wall terminal surface department of spout, and the one end fixed connection of second extension spring is in bearing slider department, the filter screen is fixed to be set up in.

Preferably: the second connecting rod at the fixed frame is hinged with the first connecting rod at the fixed plate.

Preferably: the width value of the groove is slightly larger than that of the ridge at the bottom of the movable frame, and the diameter ratio of the sliding groove is slightly larger than that of the bearing sliding block.

Preferably: the top end face of the fixed frame is provided with a plurality of filter screens, a movable frame, a bearing plate, a groove, a sliding groove and the like in a matched manner, and the filter screens, the movable frame, the bearing plate, the groove, the sliding groove and the like are arranged at the left side, the middle side and the right side of the fixed frame in a matched manner.

Preferably: the elastic strength of the first tension spring and the second tension spring is smaller than the impact strength of water flow.

Has the advantages that:

1. this kind of drainage device that subway station foundation ditch was used is provided with baffle, fixed plate, head rod, first extension spring, second connecting rod and fixed frame, can make the filter screen of foundation ditch department carry out the activity of certain degree, is convenient for like this reduce the possibility that the jam condition appears in its filter screen.

2. This kind of drainage device that subway station foundation ditch was used is provided with fluting, spout, bearing slider, second extension spring, adjustable shelf and load board, can carry out cleaning work to the accumulational rubbish of filter screen department, can promote the anti-clogging effect of its filter screen like this.

Description of the drawings:

fig. 1 is the utility model discloses a drainage device that subway station foundation ditch was used overlooks a face and cuts out the schematic diagram.

Fig. 2 is a schematic side view of the adjustable shelf of the present invention.

Fig. 3 is an enlarged schematic view of a top view of a drainage device for a subway station foundation pit in fig. 1 of the present invention.

Fig. 4 is the utility model discloses a B department's local side schematic diagram in drainage device figure 1 that subway station foundation ditch was used.

In FIGS. 1-4: 1-a foundation pit main body; 101-a baffle; 102-a fixed plate; 1021-a first connecting rod; 1022 — a first tension spring; 2-fixing the frame; 201-a second connecting rod; 202-slotting; 203-a chute; 2031-load bearing slide block; 2032-a second tension spring; 204-a filter screen; 205-a movable frame; 2051-bearing plate.

Detailed Description

As shown in figures 1 to 4: the utility model provides a technical scheme, a drainage device that subway station foundation ditch was used, including foundation ditch main part 1, fixed frame 2 activity sets up in the inside of foundation ditch main part 1, foundation ditch main part 1 still includes baffle 101, fixed plate 102, head rod 1021, first extension spring 1022, baffle 101 is fixed to be set up in the inner wall terminal surface department of foundation ditch main part 1, fixed plate 102 is fixed to be set up in the inner wall terminal surface department of foundation ditch main part 1, head rod 1021 is fixed to be set up in the top terminal surface department of fixed plate 102, first extension spring 1022 is fixed to be set up in the outside terminal surface department of head rod 1021, and one end of first extension spring 1022 still fixed connection in second connecting rod 201;

the fixed frame 2 further comprises a second connecting rod 201, a slot 202, a chute 203, a bearing slide block 2031, a second tension spring 2032, a filter screen 204, a movable frame 205 and a bearing plate 2051, the second connecting rod 201 is fixedly arranged at the bottom end face of the fixed frame 2, the slot 202 is embedded at the top end face of the fixed frame 2, the chute 203 is embedded inside the fixed frame 2, and the top end surface of the chute 203 is connected with the slot 202 in a penetrating way, the bearing sliding block 2031 is arranged at the chute 203 in a sliding way, and one end of the bearing slider 2031 is fixedly connected with the movable frame 205, a second tension spring 2032 is fixedly arranged at the end surface of the inner wall of the chute 203, one end of the second tension spring 2032 is fixedly connected to the bearing slider 2031, the filter screen 204 is fixedly disposed on the end surface of the inner wall of the fixed frame 2, the movable frame 205 is movably disposed on the end surface of the top of the filter screen 204, and the bearing plate 2051 is fixedly disposed on the end surface of the top of the movable frame 205.

Wherein: the second connecting rod 201 of fixed frame 2 department is articulated with the head rod 1021 of fixed plate 102 department and is linked together, through the relation of connection setting of head rod 1021 and second connecting rod 1021, after the filter screen 204 of the department of fixed frame 2 takes place to block up, its rivers impact force can force its fixed frame 2 to carry out the rotation of certain degree inside foundation ditch main part 1, at the pivoted in-process, can introduce partial rubbish to the inner wall terminal surface department of foundation ditch main part 1, can avoid filter screen 204 to appear blocking up the condition such as dying completely like this.

Wherein: the width value of fluting 202 is slightly greater than the width value of the arris strip at the bottom of adjustable shelf 205, and the diameter ratio of its spout 203 department is also slightly greater than the diameter ratio of bearing slider 2031 simultaneously, sets up through the relation between its fluting 202, adjustable shelf 205, spout 203 and the bearing slider 2031, can reduce its frictional force, can make bearing slider 2031 drive adjustable shelf 205 quick like this and move about in fluting 202 and spout 203 department, be convenient for like this to filter screen 204 department accumulational solid waste clean work.

Wherein: the top terminal surface department of fixed frame 2 all forms a complete set and is provided with a plurality of filter screens 204, adjustable shelf 205, bearing plate 2051, fluting 202, spout 203 etc., all form a complete set and set up in the left side department of fixed frame 2, well side department and right side department, through filter screen 204, adjustable shelf 205, bearing plate 2051, fluting 202, the overall arrangement setting of spout 203, can be convenient for adapt to its second extension spring 2032's in-service use length, thereby can force its second extension spring 2032 can reset by oneself, finally, be convenient for ensure the clean effect to filter screen 204.

Wherein: the elastic strength of the first extension spring 1022 and the second extension spring 2032 is smaller than the impact strength of the water flow, and the water flow impact force can push the fixed frame 2 of the water flow to move through the elastic strength of the first extension spring 1022 and the second extension spring 2032, so that the probability of blocking of the filter screen 204 is reduced.

The working principle is as follows:

when the subway station foundation pit is drained, the filter screen 204 at the foundation pit can move to a certain degree through the arrangement relationship of the baffle 101, the fixing plate 102, the first connecting rod 1021, the first tension spring 1022, the second connecting rod 201 and the fixing frame 2, so that the possibility of blockage of the filter screen is reduced, due to the arrangement of the first connecting rod 1021, the second connecting rod 201 and the fixing frame 2, when the filter screen 204 at the fixing frame 2 is blocked, the impact force of water flow can force the fixing frame 2 to rotate to a certain degree in the foundation pit main body 1, in the rotating process, partial garbage can be introduced to the inner wall end face of the foundation pit main body 1, so that the complete blockage of the filter screen 204 can be avoided, and the like, and meanwhile, the arrangement relationship of the groove 202, the chute 203, the bearing sliding block 2031, the second tension spring 2032, the movable frame 205 and the bearing plate 2051 is utilized, can carry out cleaning work to the accumulational rubbish of filter screen 204 department, can promote its filter screen 204's anti-clogging effect like this, because bearing plate 2051, fluting 202, spout 203, the overall arrangement setting of bearing slider 2031 and second extension spring 2032, after fixed frame 2 and bearing plate 2051 received the impact force of rivers, its bearing plate 2051 can conduct its impact force to bearing slider 2031 department, just so can make bearing slider 2031 drive adjustable shelf 205 slide in fluting 202 and spout 203 department, at gliding in-process, the bottom terminal surface of its adjustable shelf 205 will be scraped the top terminal surface of filter screen 204 clearly, just so can accomplish the cleaning work to piling up rubbish, finally, after the foundation ditch finishes in the drainage, can open the apron of foundation ditch department, then it can to retrieve its rubbish manually.

Finally, through this device, reduced the possibility that the filter screen takes place the jam condition to can make the foundation ditch carry out stable drainage operation.

Claims (5)

1. The utility model provides a drainage device that subway station foundation ditch was used, includes foundation ditch main part (1), fixed frame (2) activity sets up in the inside of foundation ditch main part (1), its characterized in that: the foundation pit main body (1) further comprises a baffle (101), a fixing plate (102), a first connecting rod (1021) and a first tension spring (1022), the baffle (101) is fixedly arranged at the end face of the inner wall of the foundation pit main body (1), the fixing plate (102) is fixedly arranged at the end face of the inner wall of the foundation pit main body (1), the first connecting rod (1021) is fixedly arranged at the end face of the top of the fixing plate (102), the first tension spring (1022) is fixedly arranged at the end face of the outer side of the first connecting rod (1021), and one end of the first tension spring (1022) is further fixedly connected to the second connecting rod (201);

the fixed frame (2) further comprises a second connecting rod (201), a slot (202), a chute (203), a bearing slide block (2031), a second tension spring (2032), a filter screen (204), a movable frame (205) and a bearing plate (2051), wherein the second connecting rod (201) is fixedly arranged at the bottom end face of the fixed frame (2), the slot (202) is embedded in the top end face of the fixed frame (2), the chute (203) is embedded in the fixed frame (2), the top end face of the chute (203) is connected with the slot (202) in a penetrating way, the bearing slide block (2031) is slidably arranged at the chute (203), one end of the bearing slide block (2031) is fixedly connected with the movable frame (205), the second tension spring (2032) is fixedly arranged at the inner wall end face of the chute (203), and one end of the second tension spring (2032) is fixedly connected at the bearing slide block (2031), the filter screen (204) is fixedly arranged on the end face of the inner wall of the fixed frame (2), the movable frame (205) is movably arranged on the end face of the top of the filter screen (204), and the bearing plate (2051) is fixedly arranged on the end face of the top of the movable frame (205).

2. A drainage apparatus for a foundation pit of a subway station as claimed in claim 1, wherein said second connecting rod (201) at said fixed frame (2) is hingedly connected to said first connecting rod (1021) at said fixed plate (102).

3. A drainage device for a foundation pit of a subway station as claimed in claim 1, wherein the width of said slot (202) is slightly larger than the width of the bottom rib of said movable frame (205), and the diameter ratio of its sliding groove (203) is also slightly larger than the diameter ratio of said bearing sliding block (2031).

4. The drainage device for the foundation pit of the subway station as claimed in claim 1, wherein said fixed frame (2) is provided with a plurality of filter screens (204), a movable frame (205), a bearing plate (2051), a slot (202) and a chute (203) at the top end face, and said filter screens, the movable frame (205), the bearing plate, the slot (202) and the chute (203) are provided at the left side, the middle side and the right side of the fixed frame (2) in a matching manner.

5. The drainage device for the foundation pit of the subway station as claimed in claim 1, wherein the elastic strength of said first tension spring (1022) and said second tension spring (2032) is less than the impact strength of water flow.

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