CN210658407U

CN210658407U - Simple water collecting device for concrete drainage ditch precipitation

Info

Publication number: CN210658407U
Application number: CN201921077992.2U
Authority: CN
Inventors: 孟令刚
Original assignee: Stecol Corp
Current assignee: Stecol Corp
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2020-06-02
Anticipated expiration: 2029-07-10

Abstract

The utility model relates to a simple and easy type water-collecting device for concrete drainage ditch precipitation belongs to escape canal construction equipment technical field, and simple and easy type water-collecting device sets up in the sump pit, and simple and easy type water-collecting device is tubular structure, including outer barrel and interior barrel, be covered with the water hole on the section of thick bamboo wall of outer barrel and on the section of thick bamboo wall of interior barrel, form the annular chamber between the inside and outside barrel, it has the rubble that is used for filtering the grit to fill in the annular chamber, and the chamber is placed for the sewage pump to interior barrel inside. This simple and easy type water collecting device sets up in the sump pit, and it is internal that the inlet opening on the wall of outer tube, the rubble clearance between the interior outer cylinder body and the inlet opening on the inner tube wall are flowed through in proper order to precipitation in the escape canal construction, and wherein the grit that carries in the precipitation is filtered by geotechnological cloth, has avoided the grit to enter into the inner tube internal to reduced the sewage pump by a wide margin and blockked up, guaranteed the precipitation effect, accelerated the escape canal construction.

Description

Simple water collecting device for concrete drainage ditch precipitation

Technical Field

The utility model belongs to the technical field of escape canal construction equipment, concretely relates to simple and easy type water collecting device for concrete drainage ditch precipitation.

Background

At present, the most common way for foundation pit drainage is to dig a sump pit, and a sewage pump is used for pumping away water in the sump pit so as to achieve the purposes of drying the foundation pit and facilitating foundation construction. However, in the case of sandy soil, for open-cut sump, due to the height of underground water level, the special quality of sandy soil and other problems, the excavation edge will be continuously collapsed, the collapsed sandy soil and the seeped underground water fall into the excavated sump together, the sandy soil is very easy to enter the sewage pump to cause the pump body to be blocked, and even if a filter screen is added to the sewage pump, the filtering effect is not obvious; and the sand blockage can easily burn out the sewage pump, thereby improving the equipment investment cost. And adopting the mode of well point precipitation, at first falling the water level below the foundation ditch bottom elevation, then excavating and carrying out the construction of concrete foundation, the required equipment of single well point precipitation is complicated, and when foundation ditch length is longer, the equipment of required well point precipitation just more, and the power requirement of drawing water is also big more, can increase substantially engineering cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's weak point, provide one kind and reduce sewage pump jam, guarantee precipitation effect by a wide margin, can accelerate the simple and easy type water-collecting device that is used for concrete drainage ditch precipitation of construction.

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

the utility model provides a simple and easy type water-collecting device for concrete drainage ditch precipitation which characterized in that: the simple water collecting device is arranged in the water collecting pit and is of a tubular structure and comprises an outer barrel and an inner barrel, water holes are distributed in the wall of the outer barrel and the wall of the inner barrel, an annular cavity is formed between the inner barrel and the outer barrel, gravel for filtering sand is filled in the annular cavity, and a sewage pump placing cavity is formed in the inner barrel.

Further, outer barrel is cylindrical barrel structure, and the diameter of outer barrel is 900mm, and the section of thick bamboo wall thickness of outer barrel is 4mm, and the aperture of crossing the water hole on the outer barrel is 10mm, and crosses the vertical and horizontal interval 100mm in water hole.

Further, interior barrel is cylindrical barrel structure, and the diameter 600mm of interior barrel, interior barrel section of thick bamboo wall thickness are 4mm, and the aperture of crossing the water hole on the inner tube is 10mm, and crosses the vertical and horizontal interval 100mm in water hole.

Further: the granularity of the macadam is 5-15 mm.

Furthermore, a geotextile 4 with a certain thickness is wrapped between the crushed stone 2-5 and the inner cylinder wall 2-2.

Further, the method comprises the following steps: the simple water collecting device further comprises a pair of lifting lugs 5 which are oppositely arranged, and each lifting lug 5 is fixed between the inner cylinder wall and the outer cylinder wall of the simple water collecting device.

The utility model has the advantages and positive effect:

this simple and easy type water collecting device sets up in the sump pit, and it is internal that the inlet opening on the wall of outer tube, the rubble clearance between the interior outer cylinder body and the inlet opening on the inner tube wall are flowed through in proper order to precipitation in the escape canal construction, and wherein the grit that carries in the precipitation is filtered by rubble and geotechnological cloth, has avoided the grit to enter into the inner tube internally to reduced the sewage pump by a wide margin and blockked up, guaranteed the precipitation effect, accelerated the escape canal construction.

Drawings

Fig. 1 is a reference diagram of the usage state of the present invention;

fig. 2 is a plan view of the simple water collecting device of fig. 1.

Wherein, 1, collecting pit; 2. a simple water collecting device; 2-1, the wall of the outer cylinder body; 2-2, the wall of the inner cylinder body; 2-3, water passing holes; 2-4, a ring cavity; 2-5, crushing stones; 2-6, cylinder bottom; 3. a sewage pump; 4. geotextile; 5. and (7) lifting lugs.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments, which are illustrative, not restrictive, and the scope of the invention should not be limited thereto.

A simple water collecting device for concrete drainage ditch precipitation, please refer to fig. 1-2, the simple water collecting device 2 is arranged in a water collecting pit 1. The simple water collecting device is in a cylindrical structure and comprises an outer cylinder body and an inner cylinder body, wherein the inner cylinder body and the outer cylinder body can adopt an integrated welding structure sharing a cylinder bottom 2-6, referring to the attached figure 1, the cylinder bottoms 2-6 can also be respectively arranged, the inner cylinder body is arranged in the outer cylinder body, and the bottom of the inner cylinder body and the bottom of the outer cylinder body are connected through bolts. Water passing holes 2-3 are distributed on the wall 2-1 of the outer cylinder body and the wall 2-2 of the inner cylinder body, an annular cavity 2-4 is formed between the inner cylinder body and the outer cylinder body, crushed stones 2-5 for filtering sand are filled in the annular cavity, and a sewage pump 3 placing cavity is arranged in the inner cylinder body.

In the structure, the outer cylinder body is further of a cylindrical cylinder body structure, the diameter of the outer cylinder body is 900mm, the thickness of the cylinder wall of the outer cylinder body is 4mm, the aperture of the water hole in the outer cylinder body is 10mm, and the longitudinal and transverse spacing of the water hole is 100 mm.

Under the condition that the outer barrel adopts the cylindrical barrel, the inner barrel is further of a cylindrical barrel structure, the diameter of the inner barrel is 600mm, the thickness of the wall of the inner barrel is 4mm, the aperture of the water through holes 2-3 on the inner barrel is 10mm, and the longitudinal and transverse intervals of the water through holes 2-3 are 100 mm.

In the above structure: the granularity of the crushed stone is 2-5 mm, and is further 5-15 mm.

Preferably, the geotextile 4 with a certain thickness is wrapped between the gravel 2-5 and the inner cylinder wall 2-2, so that a certain filtering effect can be achieved, and sand is effectively prevented from entering the simple water collecting device.

Preferably, the simple water collecting device further comprises a pair of lifting lugs 5 which are oppositely arranged, and each lifting lug 5 is fixed between the inner cylinder wall and the outer cylinder wall of the simple water collecting device, so that the simple water collecting device can be conveniently transported to the next construction site by using the lifting device after construction is completed, and the equipment can be recycled.

The utility model discloses technical scheme uses rubble and geotechnological cloth as filtering carrier, carries out effective filtration interception to the grit in the precipitation, and whole simple and easy type water-collecting device simple structure, low in manufacturing cost, convenient to use accomplish the back at the escape canal construction, can take out used repeatedly, are favorable to reducing construction cost.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. All equivalent changes and modifications made according to the content of the claims of the present invention fall within the technical scope of the present invention.

Claims

1. The utility model provides a simple and easy type water-collecting device for concrete drainage ditch precipitation which characterized in that: the simple water collecting device is arranged in the water collecting pit and is of a tubular structure and comprises an outer barrel and an inner barrel, water holes are distributed in the wall of the outer barrel and the wall of the inner barrel, an annular cavity is formed between the inner barrel and the outer barrel, gravel for filtering sand is filled in the annular cavity, and a sewage pump placing cavity is formed in the inner barrel.

2. The compact water collection device for concrete drainage ditch precipitation of claim 1, wherein: the outer barrel is cylindrical barrel structure, and the diameter of outer barrel is 900mm, and the section of thick bamboo wall thickness of outer barrel is 4mm, and the aperture of crossing the water hole on the outer barrel is 10mm, and crosses the vertical and horizontal interval 100mm in water hole.

3. The compact water collection device for concrete drainage ditch precipitation of claim 2, wherein: the inner cylinder body is of a cylindrical cylinder body structure, the diameter of the inner cylinder body is 600mm, the thickness of the wall of the inner cylinder body is 4mm, the aperture of a water hole in the inner cylinder body is 10mm, and the longitudinal and transverse intervals of the water hole are 100 mm.

4. The compact water collection device for concrete drainage ditch precipitation of claim 1, wherein: the granularity of the macadam is 5-15 mm.

5. The compact water collection device for concrete drainage ditch precipitation of claim 1, wherein: and geotextile with a certain thickness is wrapped between the broken stone and the wall of the inner barrel body.

6. The compact water collection device for concrete drainage ditch precipitation of claim 1, wherein: the simple water collecting device further comprises a pair of lifting lugs which are oppositely arranged, and each lifting lug is fixed between the inner cylinder wall and the outer cylinder wall of the simple water collecting device.