KR200242419Y1 - height variable manhole - Google Patents

Abstract

The present invention relates to a height-deformable manhole, provided with three fixing pins downwardly projected on the bottom of the variable fixing ring and the manhole cover at intervals of 120 °, and a plurality of magnet pieces inserted and attached between the fixing pins. By having a, a fixed fixing ring and a manhole cover that can be stacked according to the height and height of the manhole support frame is firmly fixed and coupled to double the stability of the manhole.

Therefore, the present invention, the support jaw 11, the locking jaw 12, the lid insertion portion 13 is formed in multiple stages from below on the upper inner peripheral surface, the support jaw 11 and the lid insertion portion 13 the upper surface A manhole support frame 10 having three fixing grooves 3 formed thereon at a 120 ° interval, and an inner circumferential surface having the same shape as the manhole support frame 10, and three steel fixing pins 2 having a 120 ° interval on the bottom surface thereof. ) Is provided with a protruding projection, and a variable fixing ring (20) constituting a fixing portion (24) having six magnet pieces (1) between the fixing pins, and forming a protruding jaw (31) on the bottom of a lid on a circular plate. On the protruding jaw 31, five magnet pieces (5 each) between the three fixing pins 2 and the fixing pin 2 at 120 ° intervals, such as the fixing portion 24 of the variable fixing ring 20 ( It consists of a manhole cover 30 having a fixing portion 32 made of 1), the variable fixing ring 20 is laminated by fitting in the same shape as the height to be compensated Turns can be used.

Looking at the operation effect through the first embodiment according to the present invention, to compensate for the height difference according to the road surface construction, first, of the manhole cover 30 of the lid housing 11 of the manhole support frame 10 After releasing and separating the fixing part 32, the variable fixing ring 20 is provided, but the variable fixing ring 20 is formed in the fixing groove 3 formed on the upper lid storage part 11 of the manhole support frame 10. After fixing pins (2) provided on the bottom fixing part 24 of the () and a total of 18 magnet pieces (1) are magnetized, the fixing formed on the support jaw 21 of the variable fixing ring (20) Insert the fixing pin 32 of the fixing portion 32 of the manhole cover 30 into the groove 3 so that a total of 15 magnet pieces 1 are magnetized on the supporting jaw 21 of the variable fixing ring 20. By doing so, it is more firmly fixed to prevent the swing or the variable fixing ring 20 and the manhole cover 30 from falling out due to the impact caused by the passage of the vehicle.

Therefore, the manhole support frame, the variable fixing ring, and the manhole cover are firmly fixed and coupled to each other to double the stability of the manhole, and there is no noise by preventing the rocking of the variable fixing ring or the manhole cover, and the impact applied by the traffic of a vehicle. Even if there is no damage or damage to the surface of the road, there is an effect that prevents the risk of safety accidents due to the falling of the variable retaining ring or manhole cover. In addition, even in the variable fixing ring, it can be used in the same shape as the height to be compensated to increase the usability and practicality, there is an effect of facilitating the workability of manufacturing and installation.

Description

Height variable manhole}

The present invention relates to a height-deformable manhole, provided with three fixing pins downwardly projected on the bottom of the variable fixing ring and the manhole cover at intervals of 120 °, and a plurality of magnet pieces inserted and attached between the fixing pins. By having a, a fixed fixing ring and a manhole cover that can be stacked according to the height and height of the manhole support frame is firmly fixed and coupled to double the stability of the manhole.

In general, the manhole installed on the road is installed so that the upper surface of the cap coincides with the road surface, and does not affect the operation of the vehicle at the beginning of the installation.However, the surface of the road becomes uneven due to the aging of the road. In the case of renovation, the new road surface is higher than the top of the manhole cover, which provides a lot of risks for the safe operation of the vehicle.

At this time, in order to eliminate the height difference between the manhole cover and the road surface, the manhole body is deeply buried and installed in the basement, and the manhole body is re-installed while compensating for the height change of the road surface by stacking and installing bricks and the like. After the road surface repair work, the construction work is cumbersome, the construction period is long, there is a problem that causes a serious traffic jam.

Conventionally, in order to solve the above problems, there is provided a manhole height variable fixing ring having a lid seating surface in the upper portion of the cylindrical insertion fixing, integrally formed with a lid insert having a diameter larger than the insertion fixing portion, The mandrel height of the manhole body made of concrete or cast iron is installed because the fixing ring for manhole height variable that compensates the height difference between the road surface and the top of the manhole cover is simply inserted and contacted to the lid insertion part of the upper part of the manhole body. As the dimensions are not accurate, the outer circumferential surface of the fixing hole for the manhole height variable ring is not tightly adhered to the inner circumferential surface of the lid insertion part of the manhole body, causing severe noise and frequent compensation of the vehicle driving on the road. There was a problem that is broken, and in severe cases, the impact of the vehicle passing over the manhole cover around the height compensation ring It broke down the binding force between the asphalt concrete and the height compensating ring to form the road, and the height compensating ring was deviated by the vibration that occurred, which implied the risk of traffic jams and safety accidents on road vehicles. .

Accordingly, by the applicant of the present invention, by fixing and installing the manhole height variable fastening ring firmly to the manhole body, to prevent the accident that the manhole height variable fastening ring is protruded to fall and prevent the safety accident of the vehicle, Manhole height variable fixing ring that can prevent the damage of the road due to the rocking of the variable height fixing ring has been registered as Utility Model Registration No. 0163600.

However, the manhole height variable ring is to be produced by varying the width of each of the fixing ring to the depth to compensate for the height covered by the repair work on the road surface, and fixed to the fixing portion of the manhole body and the fixing ring Forming a groove and inserting the magnet fixing rod in the fixing groove, and provided with a plurality of fixed magnets in the interval between the magnet fixing rod to be in contact with the lid fixing part of the manhole body, on the locking jaw of the fixing ring It takes the form of the manhole cover of the original plate without a separate coupling configuration, so that when the vehicle passes, it generates a lot of noise, and if the manhole cover pops up and falls, there is a risk of a safety accident of the vehicle or people passing by. have.

In addition, the magnetic fixing rod protruding from the fixing groove formed on the fixing portion of the fixing ring is often separated and lost, thereby insufficient to catch the flow of the fixing ring.

The present invention improves the problems of the conventional manhole height-variable fixed ring, which is provided separately, and provided with a fixing pin downwardly projected to the bottom fixing part of the variable fixing ring and the manhole cover, and a magnet piece between the fixing pins. It is an object of the present invention to provide a variable fixing ring that can be stacked according to the height and height of the manhole support frame, and the manhole cover is firmly fixed and coupled to double the stability.

Thus, the present invention is buried deeply underground, the manhole support frame is installed, the support jaw, the locking jaw, the lid insertion portion is formed in multiple stages from below on the upper inner circumferential surface, 3 at a 120 ° interval on the upper surface of the support jaw and the lid insertion portion Another object of the present invention is to provide a manhole support frame having a fixing groove into which two fixing pins are to be inserted.

In addition, in the variable compensation ring for the height compensation, the mandrel and the locking jaw of the manhole support frame, the inner circumferential surface of the same shape as the lid housing, and the same outer peripheral surface as the inner circumferential surface, but the fixing pin is inserted into the supporting jaw and the lid housing To form three fixing grooves of 120 ° intervals, which are fitted into the fixing grooves of the manhole support frame on the bottom, are fixed and three steel fixing pins provided to protrude downward at 120 ° intervals, and between each of the fixing pins, By forming a fixed part made up of a total of 18 inserts and built-in magnet pieces, it is possible to secure the upper and lower couplings with the manhole support frame and the manhole cover, and at the same time, a variable fixing ring that can be stacked and used to be compensated for. Providing another purpose.

In addition, in the manhole cover, a projection jaw is formed on the bottom, and the same shape as the bottom fixing portion of the variable fixing ring on the projection jaw at intervals of 120 ° five by three between the steel fixing pin and the fixing pin, It consists of a fixing part provided with a total of 15 magnet pieces are strongly coupled to the manhole support frame or the variable fixing ring, and the magnet pieces are provided with a brass cap on the upper part embedding side when the magnetic force is released to the outside of the manhole to prevent malfunction of the vehicle. It is another object to provide a stable manhole cover that does not produce.

1 is an enlarged cross-sectional view and a manhole cover bottom insertion magnet piece showing a state diagram of use according to the first embodiment of the present invention

2 is a cross-sectional view showing a state diagram of use according to a second embodiment of the present invention;

Figure 3 is a perspective view showing the support frame of the manhole according to the present invention

Figure 4 is a perspective view showing a variable fixing ring of the manhole according to the present invention

Figure 4a is a bottom view of the variable fixing ring shown in Figure 4

Figure 5 is a bottom perspective view showing a manhole cover according to the present invention

Figure 5a is a bottom view of the manhole cover shown in Figure 5

[Description of Symbols for Main Parts of Drawing]

1: magnet piece 2: fixed pin

3: fixing groove 4: brass cap

10: manhole support frame 11,21: support jaw

12,22: hanging jaw 13,23: lid storage

20: variable fixing ring 24, 32: fixed part

30: manhole cover 31: protruding jaw

The present invention relates to a height-deformable manhole, provided with three fixing pins projecting downwards at 120 ° intervals on the bottom of the variable fixing ring and the manhole cover to catch the flow, and at the same time a plurality of magnet pieces between the fixing pins By providing a fixing portion to be provided with a magnetic coupling, the manhole support frame, the variable fixing ring, the manhole cover is firmly fixed to each other, it is characterized by doubling the stability of the manhole.

Therefore, the configuration of the present invention is divided into three parts of the manhole support frame 10, the variable fixing ring 20, and the manhole cover 30, and the detailed configurations of the respective components will be described with reference to the drawings.

First, as shown in Figure 3, the manhole support frame 10 is buried deeply underground, in the installed state, on the upper inner circumference, the support jaw 11, the locking jaw 12, the lid insert 13 in sequence from the bottom Is formed in, and the appropriate position on the upper surface of the support jaw (11) and the lid insert 13, 120 ° intervals so that the fixing pin (2) can be inserted when the manhole cover 30 or the variable fixing ring 20 is coupled It is provided with three fixing grooves (3).

In addition, Figure 4 is the surface of the road uneven due to the aging phenomenon of the road, when the repair work to cover the asphalt, concrete, etc., the variable fixing ring is provided to compensate for the height of the new road surface ( 20) is shown.

The variable fixing ring 20 has a cross-section of the upper and lower bidirectional staircase, the lower outer peripheral surface of the support jaw 11 and the locking jaw 12 of the manhole support frame 10, the lid housing 13 is multi-stage It is formed on the inner circumferential surface is formed, bonded to, the inner circumferential surface of the variable fixing ring 20 is also formed in the same shape as the manhole support frame 10, the support jaw 21 and the lid housing ( 23 and the locking jaw 22 is formed in the middle.

In particular, the outermost bottom of the variable fixing ring 20, as shown in the bottom view of Figure 4a, is provided with three fixing pins (2) of steel downwardly at intervals of 120 °, between the fixing pins (2) A total of 18 magnet pieces 1 are inserted into each of 6 pieces, and the fixing part 24 is provided, so that the lid of the manhole support frame 10 when the variable fixing ring 20 is coupled to the manhole support frame 10. The fixing pin (2) is inserted into and fixed to the receiving portion (13) fixing groove (3) to catch the flow of the variable fixing ring (20), and the magnet piece (1) is a lid storing portion of the manhole support frame (10). 13) Since it is magnetized by contacting the upper surface, it is more firmly bonded and fixed.

5 and 5a, the manhole cover 30 forms a projection jaw 31 at the bottom surface of the lid on the circular plate, and the bottom surface of the variable fixing ring 20 is formed on the projection jaw 31. As shown in FIG. Like the fixing part 24, three steel fixing pins 2 are provided to protrude downward at intervals of 120 degrees, and the fixing parts are provided with a total of 15 magnet pieces 1, five each between the fixing pins 2, respectively. By configuring 32, the manhole support frame 10 or the fixing jaw (11) of the variable fixing ring 20 is firmly coupled and fixed, the inner side of the protruding jaw 31 is wheel-shaped The frame is formed.

Here, in the magnet piece 1 embedded in the fixing part 32 of the bottom face of the manhole cover 30, the brass piece 4 is provided in the embedding part side of the magnet piece 1, and it moves to the upper part of the manhole cover 30 here. It should have a shielding function to prevent the magnetic force from acting and cause the vehicle to malfunction.

The height-variable manhole of the present invention having each configuration as described above, the manhole cover 30 is directly coupled to the manhole support frame 10 when the first installation on the road, that is, the support jaw of the manhole support frame 10 A fixing pin 2 protruding downward from the bottom projection jaw 31 of the manhole cover 30 is inserted and fixed in the fixing groove 3 formed on the 11, and a total of 15 magnet pieces of the fixing portion 32 are inserted. (1) is installed on the base 11 of the manhole support frame 10 in a state that is strongly compressed, coupled by magnetic coupling.

After that, if the aging phenomenon of the surface of the road over time, the repair work is required, the variable fixing ring 20 is provided between the manhole support frame 10 and the manhole cover 30 by the height covered with ascon or concrete. Fig. 1 and Fig. 2 show examples of the use state.

In other words, FIG. 1 is a first embodiment according to the present invention, and releases the fixing part 32 of the manhole cover 30 from the upper surface of the lid housing 11 of the manhole support frame 10, and then removes the variable fixing. A ring 20 is provided, but the fixing pin provided in the bottom fixing part 24 of the variable fixing ring 20 in the fixing groove 3 formed on the upper lid storage part 11 of the manhole support frame 10 ( 2) is fitted and the total 18 magnet pieces 1 are magnetized, and then the fixing part of the manhole cover 30 in the fixing groove 3 formed in the support jaw 21 of the variable fixing ring 20 ( 32) By inserting the fixing pin (2), so that a total of 15 magnet pieces (1) are magnetized on the support jaw 21 of the variable fixing ring 20, it is more firmly fixed in accordance with the impact of traffic, etc. The rocking or variable fixing ring 20 and the manhole cover 30 will be prevented from falling out.

In addition, as shown in FIG. 2, which is the second embodiment, when the height is overlaid on the road surface, the two variable fixing rings 20 may be stacked up and down to be combined to compensate for the height. Without limiting the number of the variable fixing ring 20 can be stacked up to the height to be compensated for installation and the combination is always kept solid.

The present invention is provided with three steel fixing pins downwardly projected on the bottom surface of the variable fixing ring and the manhole cover to catch the flow, and at the same time having a plurality of magnet pieces between the fixing pins to be magnetized By constructing the fixing portion, the manhole support frame, the variable fixing ring, the manhole cover is firmly fixed to each other, there is an effect of doubling the stability of the manhole.

In addition, there is no noise generated by preventing the rocking of the variable retaining ring or manhole cover, and there is no damage or damage to the road surface due to the impact caused by traffic, etc., as well as the variable retaining ring or the manhole cover is protruded. There is an effect to prevent the risk of safety accidents in advance.

And, even in the variable fixing ring, to solve the difficulty of manufacturing the variable fixing ring by the height to be compensated in the past, the variable fixing ring of the present invention can be laminated in the same shape as the height to be compensated for usability and practicality There is an effect to increase and to facilitate the workability of manufacturing and installation.

Claims (3)

On the inner circumferential surface of the upper side, the support jaw 11, the locking jaw 12, and the lid insertion portion 13 are formed in multiple stages, and the support jaw 11 and the lid insertion portion 13 are disposed at 120 ° intervals on the upper surface. A manhole support frame 10 having three fixing grooves 3, The inner circumferential surface of the same shape as the manhole support frame 10 is formed, and three steel fixing pins 2 are inserted into the fixing grooves 3 at 120 ° intervals to protrude downward, and the fixing pins are provided downward. A variable retaining ring 20 constituting a fixing part 24 having a total of 18 magnet pieces 1 between each of the two; Protruding jaw 31 is formed on the bottom surface of the lid on the circular plate, and three fixing pins 2 and 120 ° apart from the fixing part 24 of the variable fixing ring 20 on the protruding jaw 31. By constructing a manhole cover 30 having a fixing portion 32 composed of a total of 15 magnet pieces 1, five between the fixing pins 2, the variable fixing ring 20 and the manhole cover 30 Height-variable manholes feature rocking prevention due to tight coupling. The variable height manhole according to claim 1, wherein the variable fixing ring (20) can be used by stacking by multistage fitting by the height to be compensated. The magnet piece 1 provided in the fixing part 32 of the bottom face of the manhole cover 30 has a magnetic shielding function to the upper part by providing the brass cap 4 in the embedding part side. Height variable manhole characterized by the above.