JPH0581387U - Drain - Google Patents

Abstract

(57) [Summary] [Purpose] The height of the lid can be easily matched with the ground surface during installation, and the height of the lid can be easily changed and adjusted after installation. [Structure] Drainage basin body 3, rising pipe 4 connected to drainage basin body 3, lid receiving frame 5 connected to rising pipe 4 through height adjusting ring 7, and detachably attached to lid receiving frame 5. It is a drainage basin 1 comprising a closed lid 6 and has a ring storage part 4a capable of mounting a plurality of height adjustment rings 7 on the upper end portion of the rising pipe 4, and the height adjustment inside the ring storage part 4a is performed. A structure in which the lid receiving frame 5 is brought into contact with the ring 7.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 This invention relates to a sewage masu, rainwater masu, and other manholes (hereinafter collectively referred to as drainage masu) provided in the ground.

[0002]

[Prior Art]

 The above-mentioned drainage basin is to be installed at the connection part of a drainage pipe buried in the ground, a bent part, or the boundary of a site, etc. Drainage It consists of a rising pipe connected from the main body to the surface of the earth, and a removable lid attached to the upper end opening of the rising pipe.

However, the top surface of the lid needs to be flush with the ground surface, and correspondingly, as shown in the cross sectional view of FIG. , Drainage basin 3 connected to the surface from the rising pipe 4, a lid receiving frame 5 connected to the upper end of the rising pipe 4 and a lid 6 detachably attached to the opening of the lid receiving frame 5 For example, a drainage basin made of vinyl chloride capable of cutting the rising pipe 4 or the vertical pipe portion 5a of the lid receiving frame 5 is partially used.

The cutting work of the rising pipe 4 or the vertical pipe portion 5a of the lid receiving frame can be carried out at the installation site, and the height of the lid 6 is adjusted to match the ground surface and the drainage 1 is installed. It is easy to manufacture, and has the advantage that it is made of vinyl chloride and is reasonably priced.

[0005]

[Problems to be solved by the device]

 In the above conventional drainage basin 1, the work of cutting the rising pipe 4 or the vertical pipe portion 5a of the lid receiving frame 5 can be performed at the installation site, and the height of the lid 6 should be adjusted to install the drainage basin 1. However, due to repair work on the ground surface, especially road repair work that is often performed when installed on the road, the height of the lid 6 exposed on the ground surface does not match the height of the ground surface. Cause

As a measure against the above problem, the rising pipe 4 or the lid receiving frame 5 is cut again. Alternatively, it is necessary to replace the lid receiving frame 5 with one having a different size. However, the above-mentioned construction is troublesome and requires a lot of man-hours, and it is impossible to repeat the same drainage many times. It was

This invention was made in order to solve the above-mentioned problems of the prior art. The height of the lid can be easily matched with the ground surface at the time of installation, and the height of the lid after installation can be increased. The purpose of the present invention is to provide a drainage basin that can be easily changed and adjusted.

[0008]

[Means for Solving the Problems]

 For this reason, the drainage basin according to the present invention comprises a drainage basin body, a rising pipe connected to the drainage basin body, a lid receiving frame connected to the rising pipe via a height adjusting ring, and the lid receiving body. A drainage drain comprising a lid detachably attached to a frame, wherein the upper end portion of the rising pipe has a ring storage portion on which a plurality of height adjustment rings can be placed, and the height inside the ring storage portion The structure is characterized in that the lid receiving frame is brought into contact with the adjusting ring to achieve the above object.

Further, on the outer surface of the rising pipe, there are provided a plurality of engaging lateral grooves provided in the circumferential direction and a plurality of engaging vertical grooves reaching from the upper end of the rising pipe to the engaging lateral groove, and the lid is provided. On the inner surface of the receiving frame, engage the plurality of engaging vertical grooves to fit the lid receiving frame onto the rising pipe, and select the plurality of engaging lateral grooves to engage the lid receiving frame with the rising pipe. On the other hand, the above-described object is also achieved by a configuration characterized in that it has a plurality of engaging projections that can be displaced in the circumferential direction.

[0010]

[Action]

 With the above configuration, at the time of installation, the rising tube or lid receiving frame is cut to the required length as before, and the rising tube and lid receiving frame are connected, so that the upper surface of the lid easily matches the ground surface. be able to.

Further, in the configuration having the ring storage part capable of mounting a plurality of height adjustment rings on the rising pipe, the required number of height adjustment rings are stored in the ring storage part, and the stored height adjustment rings are accommodated. Assemble and install the drainage tray by bringing the lid receiving frame into contact with the top surface of the ring, or change the number and thickness of the height adjustment rings stored in the ring storage section before and after installation. It is possible to change and adjust the height of the lid, and it is possible to meet the requirement for matching the ground surface and the lid surface.

Alternatively, in a configuration having a plurality of engaging lateral grooves and a plurality of engaging vertical grooves on the outer surface of the rising pipe and a plurality of engaging protrusions on the inner surface of the lid receiving frame, the engaging pipe is engaged from the upper end of the rising pipe. The engaging projections on the inner surface of the lid receiving frame are engaged with the plurality of engaging vertical grooves reaching the lateral grooves to fit the lid receiving frame onto the rising tube, and then the engaging projections on the lid receiving frame are fitted around the rising tube. The engaging height between the lid receiving frame and the rising tube is selected by selecting the engaging lateral grooves provided in the direction and engaging them to displace the lid receiving frame in the circumferential direction with respect to the rising tube. It can be connected and the height of the lid can be easily matched with the ground surface for installation and renovation work.

The load applied to the lid is transmitted to the lid receiving frame, and through the engagement between the engaging projection and the engaging lateral groove to the rising pipe and the body of the drainage basin, to the body of the drainage basin in the ground. Can be supported by

[0014]

【Example】

 Hereinafter, the drainage basin according to the present invention will be described by way of examples. FIG. 1 is a cross-sectional view of an embodiment of the present invention, in which the same or corresponding parts as those of the conventional drainage pipe are designated by the same reference numerals.

The drainage basin 1 of this embodiment has a height at the drainage basin body 3 which is buried in the ground and connected to the drainage pipe 2, a rising pipe 4 connected to the drainage basin body 3, and an upper end portion of the rising pipe 4. It comprises a lid receiving frame 5 connected via an adjusting ring 7 and a lid 6 detachably attached to the lid receiving frame 5.

At the upper end portion of the rising pipe 4, a sleeve-shaped ring storage portion 4a having an inner diameter larger than that of the rising pipe 4 is formed in order to mount and store a plurality of height adjusting rings 7. The flange portion 5a at the lower end of the lid receiving frame 5 is brought into contact with the height adjusting ring 7 housed in the portion 4a.

The rising tube 4 and the lid receiving frame 5 are formed of a hard synthetic resin such as vinyl chloride. It is also possible to use fiber-reinforced plastic reinforced with glass fibers or the like.

The height adjusting ring 7 is formed of a hard thermoplastic synthetic resin or a metal material in the shape of a flat plate ring having a thickness of about 10 mm and having substantially the same holes as the holes of the rising pipe 4. For a drainage basin with a nominal diameter of 200 mm, it is necessary to have a strength that can withstand a load of 0.5 tons per square centimeter, that is, a load of 20 tons.

With the above configuration, when installing the drainage basin 1, the height adjustment ring 7 is stored in the ring storage portion 4a in advance in accordance with the size and depth of the drainage basin 1, for example, about 5 lids are stored. It can be installed according to the conventional installation method of the drainage gutter, except that the flange portion 5a at the lower end of the receiving frame 5 is brought into contact with the height adjusting ring 7.

When the number of height adjusting rings 7 stored in the ring storing portion 4a is changed, or the height adjusting rings having different thicknesses are changed, the drainage 1 is installed and installed. It is possible to change and adjust the height of the lid 6 later, and it is possible to easily meet the demand for matching the ground surface with the surface of the lid 6.

The sectional shape of the height adjusting ring 7 is not limited to the flat plate shape described above, and various modifications can be made as shown in the sectional views of the ring accommodating portion in FIGS.

That is, in the height adjusting ring 7 shown in FIG. 2, the lower surface of the lowermost height adjusting ring 7 is flat and the upper surface thereof has an annular groove. The height adjusting ring 7 of the other step has an annular groove of the same shape as the annular groove on the upper surface and an annular protrusion engaging with the annular groove on the lower surface. Engage the annular protrusion of the upper height adjustment ring 7 with the annular groove to store it in the stacking ring storage portion 4a, and engage the lower end of the lid receiving frame 5 with the annular groove of the uppermost height adjustment ring 7. There is.

The height of the lid 6 can be raised or lowered by about 10 mm by increasing or decreasing the height adjusting ring 7.

In the height adjusting ring 7 shown in FIG. 3, the lower surface of the lowermost height adjusting ring 7 has a flat lower surface and has an annular projection on the hole side edge of the upper surface. The height adjusting ring 7 of the other step has an annular projection of the same shape as the annular projection on the hole side edge of the upper surface and an annular step that engages with the annular projection on the hole side edge of the lower surface. The annular protrusion of the height adjusting ring 7 is engaged with the annular step of the height adjusting ring 7 of the upper stage to be housed in the stacking ring storage 4a, and the annular protrusion of the height adjusting ring 7 of the uppermost stage and the flat part of the upper surface. The lower end of the lid receiving frame 5 is engaged with.

The height of the lid 6 can be increased or decreased by about 10 mm by increasing or decreasing the height adjusting ring 7.

In each of the above-mentioned embodiments, the lowermost height adjusting ring 7 may be adhered to the ring accommodating portion 4a, and between the uppermost height adjusting ring 7 and the lower end of the lid receiving frame 5. A rubber plate may be sandwiched between.

(Other Embodiment) FIG. 4 is a sectional view of another embodiment of the present invention, showing a state before the lid receiving frame is connected to the rising tube. The same or corresponding parts as those in the above-mentioned embodiment are designated by the same reference numerals.

The drainage basin 1 of this embodiment is a drainage basin body 3 which is buried in the ground and connected to a drainage pipe 2, a rising pipe 4 connected to the drainage basin body 3, and a lid receiving frame connected to the rising pipe 4. 5 and a lid 6 detachably attached to the lid receiving frame 5.

A plurality of circumferential engaging lateral grooves 8 are formed on the outer surface of the rising pipe 4 in the vertical direction, and a plurality of engaging lateral grooves 8 extending from the upper end of the rising pipe 4 to the lowermost engaging lateral groove 8 are formed. A vertical groove 9 is formed.

On the inner surface of the lid receiving frame 5, a plurality of engaging protrusions 10 capable of engaging with the plurality of engaging vertical grooves 9 of the rising tube 4 are formed. Then, the engagement projection 10 is engaged with the engagement vertical groove 9, the lid receiving frame 5 is externally fitted to the rising pipe 4, and a plurality of engagement lateral grooves 8 are selected to engage the engagement projection 10 with the engagement lateral groove 8. The lid receiving frame 5 is configured to be displaceable in the circumferential direction with respect to the rising tube 4 by being combined.

FIG. 5 is a cross-sectional view of the lid receiving frame. In this embodiment, four engaging protrusions 10 are formed at equal intervals, and the width in the circumferential direction is 5 mm, the protrusion toward the center is 2 mm, and the height in the vertical direction is 2 mm.

A plurality of engaging vertical grooves 9 of the rising pipe 4 are formed at equal intervals on the outer periphery of the rising pipe 4 which can be fitted in the lid receiving frame 5 so as to engage with the engaging projections 10. The width in the circumferential direction is 5.5 mm and the depth is 2.5 mm, and the engaging lateral groove 8 has a vertical height of 2.5 mm and a depth of 2.5 mm.

The engaging vertical groove 9 and the engaging protrusion 10 may be engaged with each other, and the number thereof is preferably 2 or more, and 3 or 4 is suitable from the viewpoint of manufacturing.

It is convenient to provide the engaging lateral grooves 8 with about 10 steps or more at a pitch of about 5 mm to 12.5 mm. In the above embodiment, the engaging lateral groove 8 is provided in an annular shape around the entire circumference from the engaging vertical groove 9. However, as shown in the side views of the rising pipe main parts of FIGS. Alternatively, the engagement state with the engagement protrusion 10 can be made stable and reliable by using the engagement lateral groove 8a in which one side is formed with an excess of 10 mm in the lateral direction and bent downward to form the engagement end 11 with the engagement protrusion 10. You can also

In this embodiment, the engaging projections 10 of the lid receiving frame 5 are engaged with the plurality of engaging vertical grooves 8 of the rising tube 4 to fit the lid receiving frame 5 onto the rising tube 4, and then Engagement of the lid receiving frame 5 The lid receiving frame 5 is circumferentially displaced with respect to the rising tube 4 by selecting the engaging lateral grooves 8 of the rising tube to engage the protrusions 10 and engaging the lid receiving frame 5 in the circumferential direction. It is possible to select and connect the engagement height between the rising pipe 5 and the rising pipe 4, and the height of the lid 6 can be easily matched with the ground surface for installation work and repair work.

The load applied to the lid 6 is transmitted to the lid receiving frame 5 and to the rising pipe 4 and the drainage body 3 through the engagement between the engaging projection 10 and the engaging lateral groove 8, and Some drainage can be supported by the body 3.

[0037]

[Effect of the device]

 As described above, according to the present invention, by cutting the rising pipe or the lid receiving frame to a required length at the work site and connecting the rising pipe and the lid receiving frame, the upper surface of the lid is placed on the ground surface. Can be easily matched and installed.

Then, in the configuration having the ring storage part capable of mounting a plurality of height adjustment rings on the rising pipe, the required number of height adjustment rings are stored in the ring storage part, and the stored height adjustment rings are stored. Assemble and install a drainage pipe by bringing the rising pipe into contact with the top surface of the ring, or change the number and thickness of the height adjustment rings stored in the ring storage part, The height of the lid can be changed and adjusted, and the demand for matching the ground surface with the lid surface can be met.

Alternatively, in a structure having a plurality of engaging lateral grooves and a plurality of engaging vertical grooves on the outer surface of the rising pipe and a plurality of engaging protrusions on the inner surface of the lid receiving frame, the engaging pipe is engaged from the upper end of the rising pipe. The engaging projections on the inner surface of the lid receiving frame are engaged with the plurality of engaging vertical grooves reaching the lateral grooves to fit the lid receiving frame onto the rising tube, and then the engaging projections on the lid receiving frame are fitted around the rising tube. The engaging height between the lid receiving frame and the rising tube is selected by selecting the engaging lateral grooves provided in the direction and engaging them to displace the lid receiving frame in the circumferential direction with respect to the rising tube. It can be connected and the height of the lid can be easily matched with the ground surface for installation and renovation work.

[0040] The load applied to the lid is transmitted to the lid receiving frame, and to the rising pipe and the drainage body through the engagement of the engaging projection and the engaging lateral groove, and to the drainage body in the ground. Can be supported by

[Brief description of drawings]

FIG. 1 is a sectional view of an embodiment.

FIG. 2 is a sectional view of a ring storage portion.

FIG. 3 is a sectional view of a ring storage portion.

FIG. 4 is a cross-sectional view of another embodiment.

FIG. 5 is a cross-sectional view of a lid receiving frame.

FIG. 6 is a side view of a main portion of a rising tube.

FIG. 7 is a side view of the main part of the rising tube.

FIG. 8 is a cross-sectional view of a conventional sewage tank.

[Explanation of symbols]

 1 Drain water 2 Drain pipe 3 Sew water body 4 Standing pipe 4a Ring storage part 5 Lid receiving frame 6 Lid 7 Adjustment ring 8 Engagement lateral groove 9 Engagement vertical groove 10 Engagement protrusion

Claims (2)

[Scope of utility model registration request] 1. A drainage basin body, a rising pipe connected to the drainage basin body, a lid receiving frame connected to the rising pipe via a height adjusting ring, and a lid detachably attached to the lid receiving frame. The upper end portion of the rising pipe has a ring storage part capable of mounting a plurality of height adjustment rings, and the lid receiving frame is attached to the height adjustment ring in the ring storage part. Drainage characterized by abutting. 2. A drainage basin comprising a main body for drainage, a rising pipe connected to the main body for drainage, a lid receiving frame connected to the rising pipe, and a lid detachably attached to the lid receiving frame. The outer surface of the rising pipe has a plurality of engaging lateral grooves provided in the circumferential direction and a plurality of engaging vertical grooves reaching the engaging lateral groove from the upper end of the rising pipe, and is provided on the inner surface of the lid receiving frame. Is engaged with the plurality of engaging vertical grooves to externally fit the lid receiving frame to the rising pipe, and the plurality of engaging lateral grooves are selected to be engaged with the lid receiving frame in the circumferential direction with respect to the rising pipe. A drainage characterized by having multiple engaging protrusions that can be displaced.