CN209834600U

CN209834600U - Improved manhole well

Info

Publication number: CN209834600U
Application number: CN201920518480.9U
Authority: CN
Inventors: 孙罗娇
Original assignee: DESHUN CONTAINER Co Ltd CIXI CITY
Current assignee: DESHUN CONTAINER Co Ltd CIXI CITY
Priority date: 2019-04-17
Filing date: 2019-04-17
Publication date: 2019-12-24
Anticipated expiration: 2029-04-17

Abstract

The utility model discloses an improved manhole well, which can be used for being installed on an oil storage tank of a gas station, and the structure of the manhole well comprises a well body and a well cover, wherein the well body is mainly composed of a vertical pipe and a base which are installed in a split way, so that the well body can be conveniently and independently rotationally molded, the volume of the well body can be reduced, the well body is convenient to package and transport, and the manhole well can be electrified through a hot melting coil wire on an installation contact surface between the vertical pipe and the base so as to integrate the vertical pipe and the base into a whole by hot melting, so that the assembling process is; meanwhile, the vertical pipe and the base are mutually tensioned by adopting a structure of a lower fixing pull belt, so that the accuracy and the reliability of hot melting operation are facilitated; a plurality of cutting grooves are formed in the vertical pipe to improve the smoothness of a cutting surface, and the connection between the well cover and the well body is strengthened by combining a structure of an upper fixed pull belt, so that the covering sealing performance between the well cover and the well body is improved; in addition, the well cover is provided with a detection hole for a detection element to extend into the manhole, so that oil leakage can be conveniently and timely found, and the function of prevention and alarm is achieved.

Description

Improved manhole well

Technical Field

The utility model relates to a manhole well for filling station's use, concretely relates to improved generation manhole well.

Background

The manhole well is a manhole well barrel installed on the oil storage tank of the gas station, it is mostly formed by two parts, namely well body and well cover that rotational moulding takes shape separately, the removable sealed cover of the well cover closes on the well head of the top of the well body, because the manhole well is a large rotational moulding product, although the well cover can be taken apart separately, the well body is an integrated component, its large volume often brings great inconvenience for making, packing and transporting; meanwhile, after the manhole well is buried and installed underground, due to the fact that the upper end of a well body is exposed out of the ground frequently due to different installation positions, cutting processing is needed, generally, workers cut randomly through experience, so that a cutting surface is not smooth enough, the well cover is mainly covered on a well mouth by the aid of the weight of the well cover to achieve sealing, and therefore the covering sealing performance of the well cover is not reliable enough; in addition, when oil leaks from the oil storage tank, the oil storage tank is deeply buried underground, and the manhole well above the oil storage tank is also buried underground, but the manhole wells used at present are all of a fully closed structure, and the manhole wells are not related to the structural design for installing the detection elements, so that the oil is leaked and cannot be found in time, and the oil loss and the pollution to underground soil are caused.

Disclosure of Invention

The utility model aims to solve the technical problem that overcome prior art's defect and provide one kind make, packing and transportation convenient, sealed reliable, can make things convenient for the detection component to pack into and prevent an improved generation manhole well that fluid leaked.

The technical problem of the utility model is realized through following technical scheme:

an improved manhole well comprises a well body and a well lid, wherein the well lid is detachably sealed and covered on a well mouth at the top of the well body, the well body is composed of a stand pipe and a base which are installed in a split mode, a hot melting coil wire is arranged on the installation contact surface between the stand pipe and the base, and the stand pipe and the base are integrated through hot melting by electrifying the hot melting coil wire.

The lower end of the vertical pipe is provided with a horn-shaped lower port, the inner circumferential surface of the lower port is provided with a hot-melting coil wire which is embedded and fixed, the anode and the cathode of the hot-melting coil wire are exposed and arranged on one side of the vertical pipe, the upper end of the base is provided with a conical upper port, the lower end cover is covered on the upper port, and the hot-melting coil wire is tightly contacted with the conical outer circumferential surface of the upper port.

The inner circumferential surface of the lower port is provided with a plurality of installation ring grooves for the hot melting coil wire to be fixedly embedded, and the end surface of the lower port is provided with an embedded groove for installing the anode and the cathode.

The upper part of the vertical pipe is a connected cylindrical barrel, a plurality of cutting grooves which are distributed from top to bottom at equal intervals are arranged on the outer circumferential surface of the cylindrical barrel, an upper connecting block is arranged between every two adjacent cutting grooves, a top connecting block corresponding to the upper connecting block is correspondingly arranged on the outer circumferential surface of the well lid, and an upper fixing drawstring which is mutually tensioned in a detachable mode is arranged between the top connecting block and the upper connecting block.

The lower part of the base is also a connected cylinder, the outer circumference of the cylinder is formed by uniformly enclosing a plurality of rectangular plane circumferences with the same shape, a plurality of lower connecting blocks with uniform circumference are arranged on the outer circumference of the cylinder, and a detachable mutually-tensioned lower fixed drawstring is arranged between each lower connecting block and any cutting groove on the vertical pipe.

The upper fixed drawstring is composed of a dry-shaped connector and a connecting sleeve, the top connecting block is two convex blocks, the dry-shaped connector is embedded between the two convex blocks in a detachable mode, and the connecting sleeve is sleeved on the upper connecting block in a detachable mode.

The lower fixed drawstring is composed of a connecting ring and a connecting sleeve, the connecting ring is sleeved in any cutting groove on the vertical pipe, and the connecting sleeve is detachably sleeved on the lower connecting block.

The well lid on be equipped with two centrosymmetric installation and lack, be equipped with exhaust hole and exploration hole in arbitrary installation lacks.

The bottom surface of the well lid is provided with a sealing ring which is embedded and fixed, and the well lid is sealed and covered on the well mouth through the sealing ring.

The well lid, the vertical pipe and the base are all formed by independent rotational molding.

Compared with the prior art, the utility model mainly adopts the split-type installation of the vertical pipe and the base to form the manhole well body, thus facilitating the independent rotational molding manufacture of two parts and reducing the volume of the well body, being convenient for packaging and transportation, and after entering the installation site, the hot melting coil wire on the installation contact surface between the vertical pipe and the base can be electrified to fuse the vertical pipe and the base into a whole, thus the assembly process is quite simple and convenient; meanwhile, the vertical pipe and the base are mutually tensioned by adopting a structure of a lower fixing pull belt, so that the accuracy and the reliability of hot melting operation are facilitated; a plurality of cutting grooves are formed in the vertical pipe to improve the smoothness of a cutting surface, and the connection between the well cover and the well body is strengthened by combining a structure of an upper fixed pull belt, so that the covering sealing performance between the well cover and the well body is improved; in addition, the well cover is provided with a detection hole for a detection element to extend into the manhole, so that oil leakage can be conveniently and timely found, and the function of prevention and alarm is achieved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a perspective view of fig. 1.

Fig. 3 is a sectional view a-a of fig. 1.

Fig. 4 is an enlarged view of fig. 3 at B.

Fig. 5 is an exploded perspective view of fig. 2.

Detailed Description

The embodiments of the present invention will be described in detail below with reference to the drawings.

As shown in fig. 1 ~ and fig. 5, the structure of the well comprises a well body 1, a base 11, a lower connecting block 111, an upper port 112, a vertical pipe 12, a cutting groove 121, an upper connecting block 122, an lower port 123, a mounting ring groove 124, a well cover 2, a top connecting block 21, a mounting notch 22, a vent hole 23, a detection hole 24, an upper fixing pull strip 3, a dry-shaped connector 31, a lower fixing pull strip 4, a connecting ring 41, a connecting sleeve 34, a connecting sleeve 5, a sealing ring 6, a hot-melting coil wire 61, a positive electrode 62 and a negative electrode 62.

An improved manhole well, as shown in fig. 1 ~ fig. 3 and fig. 5, relates to a manhole well barrel installed on an oil storage tank of a gas station, which is mainly composed of a well body 1 and a well cover 2, wherein the well cover 2 is detachably sealed and covered on a well mouth at the top of the well body 1, the well body 1 is composed of a stand pipe 12 and a base 11 which are installed separately, so that the well cover 2, the stand pipe 12 and the base 11 can be formed by independent rotational molding.

Therefore, through the manhole well that three independent rotational moulding parts constitute, both made things convenient for rotational moulding manufacturing, reduced the product volume again, especially for packing and transportation, can invert the riser 12 earlier and pack into base 11, invert well lid 2 and put into riser 12 again, the whole volume of three parts at this moment is actually only whole base 11's volume and has, so compare traditional integrated into one piece's manhole well, the volume can obviously be reduced, it is also more convenient to transport.

Riser 12 upper portion be a disjunctor cylinder, be equipped with the cutting groove 121 that the multichannel from top to bottom equidistance distributes on the outer periphery of this cylinder, its effect is: when the manhole well is buried and installed underground, due to the difference of installation positions, the upper end of the well body 1 is exposed out of the ground, the traditional method is that a worker cuts through experience, the cutting operation has randomness, unevenness of a cutting surface is easily caused, the covering sealing performance of the manhole cover 2 in the later period is further influenced, the cutting height can be accurately controlled by means of the cutting groove 121, the smooth cutting surface can be achieved, and the cutting operation of the worker is greatly facilitated.

Meanwhile, the rectangular upper connecting blocks 122 are arranged between every two adjacent cutting grooves 121, the number of the upper connecting blocks 122 can be multiple in the same plane, in this embodiment, four upper connecting blocks are arranged according to the form of circumferential uniform distribution, the corresponding upper connecting blocks 21 corresponding to the number and the positions of the upper connecting blocks 122 are arranged on the outer circumferential surface of the well lid 2, namely, the four upper connecting blocks 21 corresponding to the positions are also arranged on the well lid 2, each upper connecting block 21 is composed of two convex blocks, the upper connecting blocks 122 corresponding to each position and the upper connecting blocks 21 form a group, and the upper fixing drawstrings 3 which are detachably tensioned mutually are arranged between the upper connecting blocks 122 and the upper connecting blocks 21 of each group, so that the sealing cover between the well lid 2 and the top of the well body 1, namely, between the well mouths of the tops of the stand pipes 12 can be realized through the four groups of the.

Go up fixed drawstring 3 constitute by "do" style of calligraphy connector 31 and adapter sleeve 34, its taut structure is: the 'dry' shaped connector 31 is detachably embedded between two convex blocks forming the top connecting block 21, the connecting sleeve 34 is detachably sleeved on the upper connecting block 122, the bottom surface of the well lid 2 is provided with the sealing ring 5 which is embedded and fixed, and after the well lid 2 and the well body 1 are mutually tensioned through the upper fixing drawstring 3, the well lid 2 can be sealed and covered on a well mouth through the sealing ring 5, so that the covering and sealing performance between the two is realized.

The lower part of the base 11 is also provided with a connected cylinder, the outer circumferential surface of the cylinder is formed by uniformly surrounding a plurality of rectangular plane circumferences with the same shape, and the structure is adopted to facilitate the external pipeline to be connected to the base 11, so that the contact surface is always a plane, and the phenomena of connection leakage and the like easily generated when the external pipeline is connected in a cambered surface contact manner can be reduced; the outer circumference of the cylindrical barrel is also provided with a plurality of rectangular lower connecting blocks 111 which are uniformly distributed on the circumference, and the embodiment is provided with four lower connecting blocks 111 which are uniformly distributed on the circumference.

The assembly structure of the stand pipe 12 and the base 11 is shown in fig. 3 and 4: the lower end of the vertical pipe 12 is provided with a horn-shaped lower port 123, the inner circumferential surface of the lower port is provided with a plurality of mounting ring grooves 124, the mounting ring grooves are internally provided with the hot-melting coil wires 6 which are fixedly embedded, the end surface of the lower port 123 is provided with two caulking grooves, and the anode 61 and the cathode 62 at the two ends of the hot-melting coil wires 6 are just respectively mounted in the two caulking grooves, so that the anode 61 and the cathode 62 can be exposed and mounted on one side of the vertical pipe 12, and lap joint electrification is facilitated.

The upper end of the base 11 is provided with a conical upper port 112, when the stand pipe 12 is covered on the upper port 112 through the lower port 123, the hot-melting coil wire 6 is tightly contacted with the conical outer circumferential surface of the upper port 112, that is, the hot-melting coil wire 6 is arranged on the installation contact surface between the stand pipe 12 and the base 11, and at this time, the stand pipe 12 and the base 11 can be integrated by hot melting after the hot-melting coil wire 6 is electrified.

Through this kind of hot melt mode can make the field assembly between base 11 and riser 12 simpler, convenient, and in order to promote the accuracy and the reliability of hot melt operation, still can set up down fixed stretching strap 4 and carry out the temporary tightening between riser 12 and base 11, should fix the stretching strap 4 down and constitute by go-between 41 and adapter sleeve 34, and the structure of temporary tightening is: the connecting ring 41 is fitted in any one of the cutting grooves 121 of the vertical pipe 12, and the connecting sleeve 34 is detachably fitted on the lower connecting block 111, that is, a lower fixing pull belt 4 which is detachably tightened with each other is provided between each lower connecting block 111 on the outer circumferential surface of the base 11 and any one of the cutting grooves 121 of the vertical pipe 12.

In addition, the well lid 2 is provided with two installation notches 22 which are arranged in a centrosymmetric manner, an exhaust hole 23 and a detection hole 24 are arranged in any installation notch, and a detection element can extend into the manhole through the detection hole, so that the leakage of internal oil can be conveniently found in time, and the function of prevention and alarm is achieved.

The above description is only an embodiment of the present invention, and it should be understood by those skilled in the art that any structural design equivalent to this embodiment is included in the scope of the present invention.

Claims

1. An improved manhole well comprises a well body (1) and a well lid (2), wherein the well lid is detachably sealed and covered on a wellhead at the top of the well body (1), the manhole well is characterized in that the well body (1) is composed of a stand pipe (12) and a base (11) which are installed in a split mode, a hot melting coil wire (6) is arranged on a mounting contact surface between the stand pipe (12) and the base (11), and the stand pipe (12) and the base (11) are integrated through hot melting coil wire energization.

2. An improved manhole well according to claim 1, wherein the lower end of the vertical pipe (12) is provided with a trumpet-shaped lower port (123), the inner circumferential surface of the lower port is provided with a hot-melting coil wire (6) which is fixedly embedded, the positive electrode (61) and the negative electrode (62) of the hot-melting coil wire are exposed and installed on one side of the vertical pipe (12), the upper end of the base (11) is provided with a cone-shaped upper port (112), the lower port (123) is covered on the upper port (112), and the hot-melting coil wire (6) is tightly contacted with the cone-shaped outer circumferential surface of the upper port (112).

3. An improved manhole well according to claim 2, wherein the inner circumferential surface of the lower port (123) is provided with a plurality of mounting ring grooves (124) for the hot-melting coil wire (6) to be fixedly embedded, and the end surface of the lower port (123) is provided with caulking grooves for the positive electrode (61) and the negative electrode (62) to be mounted.

4. An improved manhole well according to claim 1, wherein the upper part of the vertical pipe (12) is a connected cylinder, the outer circumference of the cylinder is provided with a plurality of cutting grooves (121) which are equidistantly distributed from top to bottom, an upper connecting block (122) is arranged between every two adjacent cutting grooves, a top connecting block (21) corresponding to the upper connecting block (122) is correspondingly arranged on the outer circumference of the well lid (2), and a detachable and mutually tensioned upper fixing drawstring (3) is arranged between the top connecting block and the upper connecting block (122).

5. An improved manhole shaft according to claim 4, wherein the lower part of the base (11) is also a connected cylinder, the outer circumference of the cylinder is formed by uniformly surrounding a plurality of rectangular plane circumferences with the same shape, a plurality of lower connecting blocks (111) are uniformly distributed on the outer circumference of the cylinder, and a detachable and mutually tensioned lower fixing drawstring (4) is arranged between each lower connecting block (111) and any cutting groove (121) on the vertical pipe (12).

6. An improved manhole shaft according to claim 4, wherein the upper fixing drawstring (3) is composed of a connector (31) shaped like a Chinese character 'gan' and a connecting sleeve (34), the top connecting block (21) is composed of two projections, the connector (31) shaped like a Chinese character 'gan' is detachably inserted between the two projections, and the connecting sleeve (34) is detachably sleeved on the upper connecting block (122).

7. An improved manhole shaft according to claim 5, wherein the lower fixing drawstring (4) is composed of a connection ring (41) and a connection sleeve (34), the connection ring (41) is sleeved in any cutting groove (121) on the vertical pipe (12), and the connection sleeve (34) is detachably sleeved on the lower connection block (111).

8. An improved manhole shaft according to claim 1, wherein the shaft cover (2) is provided with two mounting notches (22) arranged in a central symmetry manner, and an exhaust hole (23) and a detection hole (24) are arranged in any one of the mounting notches.

9. An improved manhole well according to claim 1, wherein the bottom surface of the well lid (2) is provided with a sealing ring (5) which is fixedly embedded, and the well lid is sealed and covered on the wellhead through the sealing ring (5).

10. An improved manhole according to claim 1, wherein the manhole cover (2), the riser (12) and the base (11) are all formed by separate rotational moulding.