CN219407801U - High-level liquid discharge device of asphalt storage tank - Google Patents

Abstract

The utility model relates to an asphalt storage tank high-level liquid discharge device in the technical field of asphalt storage tanks, which comprises a tank body with a jacket, wherein an asphalt output pipe is arranged below the tank body, an asphalt input pipe is arranged at the upper end of the side, an asphalt discharge pipe joint is arranged at the lowest position of the tank body, an upper flange is arranged at the bottom of the asphalt discharge pipe joint, a lower flange is arranged at the top of the asphalt output pipe, the upper flange and the lower flange are connected through bolts, a high-level liquid discharge pipe extending into the tank body is coaxially arranged in the asphalt discharge pipe joint in a penetrating manner, a bottom ring plate is hermetically sleeved on the outer wall of the bottom end of the high-level liquid discharge pipe, the bottom ring plate is hermetically clamped between the upper flange and the lower flange, the outer diameter of the high-level liquid discharge pipe is smaller than the inner diameter of the asphalt discharge pipe joint, and a plurality of layers of liquid discharge holes are sequentially formed on the side wall of the high-level liquid discharge pipe from bottom to top along the circumference. The device has simple structure, convenient cleaning and maintenance, can reduce the frequency of blockage of the liquid outlet at the bottom of the tank body, is beneficial to reducing the labor intensity of cleaning the tank body and prolongs the continuous operation period of the device.

Description

High-level liquid discharge device of asphalt storage tank

Technical Field

The utility model belongs to the technical field of asphalt storage tanks, and particularly relates to a high-level liquid discharge device of an asphalt storage tank.

Background

The asphalt storage tank is a device for storing asphalt, and the asphalt needs to be heated through a jacket of the tank body when the asphalt storage tank is used. In order to avoid that purchased asphalt slag in the asphalt body enters the tank body, a filtering device is usually added at an inlet of the tank body, but in the temperature change process of a heating medium in a jacket, the phenomenon of asphalt slag bonding can be generated on the inner wall of the tank body, so that a liquid outlet at the bottom of the tank body is blocked, the output of asphalt is affected, regular production stopping is needed, the asphalt slag enters the tank body for cleaning, the continuous operation period of the device is shortened, the working environment is poor during cleaning operation, and the labor intensity is high.

Thus, there is a need for improvements to existing asphalt storage tanks.

Disclosure of Invention

The utility model aims to solve the technical problems that the prior asphalt storage tank has a problem that asphalt slag bonding phenomenon can be generated on the inner wall of a tank body in the temperature change process of a heating medium in a jacket, so that a liquid outlet at the bottom of the tank body is blocked, the output of asphalt is affected, the asphalt is required to be periodically stopped and enters the tank body for cleaning, the working environment is poor and the labor intensity is high.

The technical scheme provided by the utility model is as follows: the utility model provides a high-order flowing back device of pitch storage tank, includes the jar body that takes the cover, the below of jar body is equipped with the pitch output tube, be equipped with the relief valve on the pitch output tube, the side upper end of jar body is equipped with the pitch input tube, the pitch input tube runs through to pressing from both sides the cover outside, and is equipped with pitch delivery pump and pitch filter on pressing from both sides the pitch input tube in proper order along the medium flow direction in the cover outside, the bottom of jar body is the awl bucket form, and the lowest position department of jar body is equipped with the pitch emission coupling, the bottom of pitch emission coupling is equipped with the flange, the top of pitch output tube is equipped with the flange down with flange assorted, and goes up flange and lower flange through bolted connection, the coaxial high-order flowing back pipe that extends to the jar in the pitch emission coupling that wears to is equipped with, sealed bottom ring plate that has cup jointed on the bottom outer wall of the bottom of high-order flowing back tube, bottom ring plate sealing clamping is between flange and lower flange, the external diameter of high-order flowing back tube is less than the internal diameter of pitch emission coupling, and the lateral wall of high-order from down along circumference down to offer the multilayer flowing back hole along circumference, and the aperture of hole that is greater than the aperture of flowing back layer down hole in the upper strata.

Preferably, the side lower end and the side upper end of the jacket are respectively provided with a heat conducting oil inlet pipe and a heat conducting oil outlet pipe, and the heat conducting oil inlet pipe and the heat conducting oil outlet pipe are respectively provided with a stop valve. And the heat conducting oil is used as a heating medium, so that the heat conducting effect is good, and the energy-saving operation of the device is realized.

Preferably, an upper sealing gasket is arranged between the bottom ring plate and the upper flange, and a lower sealing gasket is arranged between the bottom ring plate and the lower flange, so that tightness between the bottom ring plate and the upper flange and tightness between the bottom ring plate and the lower flange are guaranteed.

Preferably, the aperture of the drain hole at the lowest layer of the high-level drain pipe is more than or equal to 5mm, and the functions of filtering asphalt residues and ensuring asphalt to pass through are achieved.

Preferably, the outer wall of the jacket is provided with an insulating layer, which is beneficial to the safe and energy-saving operation of the device.

The utility model also comprises other components which can ensure that the high-level liquid discharge device of the asphalt storage tank can be normally used, which are conventional means in the field, and in addition, devices or components which are not limited in the utility model, such as jackets, asphalt delivery pumps, asphalt filters, discharge valves, stop valves, heat preservation layers and the like, all adopt the prior art in the field.

The utility model has the working principle that asphalt slag generated on the inner wall of the tank body in the temperature change process of a heating medium in a jacket can be filtered by coaxially penetrating a high-level liquid discharge pipe extending into the tank body in an asphalt discharge pipe joint of the asphalt storage tank and sequentially arranging a plurality of layers of liquid discharge holes along the circumference from bottom to top on the side wall of the high-level liquid discharge pipe, so that the asphalt slag is prevented from blocking an asphalt output pipe, and the continuous operation period of the device is prolonged. The aperture that sets up upper strata flowing back hole is greater than the aperture of lower floor flowing back hole, is favorable to when pitch slagging-off deposit shelters from the flowing back hole of lower floor in jar body bottom, and pitch on jar body upper portion still can be high-efficient get into high-order flowing back intraductal and go out, through seal cover joint bottom ring board on high-order flowing back pipe's bottom outer wall, makes the sealed centre gripping of bottom ring board between flange and lower flange, but high-order flowing back pipe of quick assembly disassembly, conveniently overhauls the maintenance to the pitch storage tank.

Compared with the prior art, the utility model has the beneficial effects that: the device has the advantages of simple structure, convenient cleaning and maintenance, high-efficiency filtration of asphalt slagging, reduction of the frequency of blockage of the liquid outlet at the bottom of the tank body, reduction of the labor intensity of cleaning the tank body, and contribution to prolonging of the continuous operation period of the device.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model in an embodiment.

Fig. 2 is an enlarged schematic view of the a portion structure in fig. 1.

Detailed Description

The technology of the present utility model will be described in further detail with reference to the accompanying drawings and detailed description.

Examples:

as shown in fig. 1-2, the asphalt storage tank high-level drainage device provided by the embodiment comprises a tank body 1 with a jacket 2, an asphalt output pipe 3 is arranged below the tank body 1, a discharge valve 8 (the discharge valve 8 adopts a ball valve) is arranged on the asphalt output pipe 3, an asphalt input pipe 4 is arranged at the upper side of the tank body 1, the asphalt input pipe 4 penetrates through the outer side of the jacket 2, an asphalt delivery pump 5 and an asphalt filter 6 (the asphalt filter 6 is sequentially arranged on the asphalt input pipe 4 at the outer side of the jacket 2 along the medium flow direction), an asphalt delivery pump 6 and an asphalt filter 6 (only need to adopt a detachable metal filter screen), the bottom of the tank body 1 is cone-shaped, an asphalt discharge pipe joint 7 is arranged at the lowest position of the tank body 1, an upper flange 9 is arranged at the bottom of the asphalt discharge pipe joint 7, a lower flange 10 matched with the upper flange 9 is arranged at the top of the asphalt output pipe 3, the upper flange 9 and the lower flange 10 are connected through bolts, a high-level drainage pipe 11 extending into the tank body 1 is coaxially and sleeved on the outer wall of the high-level drainage pipe 11 along the medium flow direction, a bottom end annular plate 12 is sleeved on the bottom end of the high-level drainage pipe 11, a drainage hole 12 is arranged on the lower flange 11, and the drainage hole is formed in the high-level drainage pipe 11 along the circumference of the upper flange 11, and the lower flange is not provided with the upper flange 11.

In this embodiment, a heat conducting oil inlet pipe 13 and a heat conducting oil outlet pipe 14 are respectively disposed at a side lower end and a side upper end of the jacket 2, and stop valves are respectively disposed on the heat conducting oil inlet pipe 13 and the heat conducting oil outlet pipe 14. And the heat conducting oil is used as a heating medium, so that the heat conducting effect is good, and the energy-saving operation of the device is realized.

Further, an upper sealing gasket 15 is arranged between the bottom ring plate 12 and the upper flange 9, and a lower sealing gasket 16 is arranged between the bottom ring plate 12 and the lower flange 10, so that tightness between the bottom ring plate 12 and the upper flange 9 and tightness between the bottom ring plate and the lower flange 10 are guaranteed.

Still further, the aperture of the drain hole at the lowest layer of the high-level drain pipe 11 is 5mm (the aperture can be increased according to actual needs), which plays a role in filtering asphalt residues and ensuring asphalt to pass through.

As a further improvement of the above embodiment, an insulating layer (not shown in the figure) is arranged on the outer wall of the jacket 2, which is beneficial to the safe and energy-saving operation of the device.

The utility model has the working principle that asphalt slag generated on the inner wall of the tank body 1 in the temperature change process of a heating medium in the jacket 2 can be filtered by coaxially penetrating the high-level liquid discharge pipe 11 extending into the tank body 1 in the asphalt discharge pipe joint 7 of the asphalt storage tank and sequentially arranging a plurality of layers of liquid discharge holes along the circumference from bottom to top on the side wall of the high-level liquid discharge pipe 11, so that the asphalt slag is prevented from blocking the asphalt output pipe 3, and the continuous operation period of the device is prolonged. The aperture that sets up upper strata flowing back hole is greater than the aperture of lower floor flowing back hole, is favorable to when pitch slagging deposit shelters from the flowing back hole of lower floor in jar body 1 bottom, and pitch on jar body 1 upper portion still can be high-efficient get into high-order flowing back pipe 11 and carry out the exovolence, through seal cover joint bottom ring board 12 on the bottom outer wall of high-order flowing back pipe 11, makes the sealed centre gripping of bottom ring board 12 between flange 9 and lower flange 10, but high-order flowing back pipe 11 of quick assembly disassembly, conveniently overhauls the maintenance to the pitch storage tank.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (5)

1. The utility model provides a high-order flowing back device of pitch storage tank, includes the jar body that takes the cover, the below of jar body is equipped with pitch output tube, be equipped with the relief valve on the pitch output tube, its characterized in that: the side upper end of the tank body is provided with an asphalt input pipe, the asphalt input pipe penetrates to the outer side of the jacket, an asphalt conveying pump and an asphalt filter are sequentially arranged on the asphalt input pipe at the outer side of the jacket along the medium flow direction, the bottom of the tank body is in a cone bucket shape, the lowest position of the tank body is provided with an asphalt discharge pipe joint, the bottom of the asphalt discharge pipe joint is provided with an upper flange, the top of the asphalt output pipe is provided with a lower flange matched with the upper flange, the upper flange and the lower flange are connected through bolts, a high-level liquid discharge pipe extending into the tank body is coaxially arranged in the asphalt discharge pipe joint in a penetrating manner, a bottom annular plate is hermetically sleeved on the outer wall of the bottom end of the high-level liquid discharge pipe, the bottom annular plate is tightly clamped between the upper flange and the lower flange, the outer diameter of the high-level liquid discharge pipe is smaller than the inner diameter of the asphalt discharge pipe joint, a plurality of liquid discharge holes are sequentially formed in the side wall of the high-level liquid discharge pipe from bottom to top along the circumference, and the aperture of the upper liquid discharge hole is larger than the aperture of the lower liquid discharge hole.

2. The asphalt storage tank high-level drainage apparatus of claim 1, wherein: and the side lower end and the side upper end of the jacket are respectively provided with a heat conducting oil inlet pipe and a heat conducting oil outlet pipe, and stop valves are respectively arranged on the heat conducting oil inlet pipe and the heat conducting oil outlet pipe.

3. The asphalt storage tank high-level drainage apparatus of claim 1, wherein: an upper sealing gasket is arranged between the bottom ring plate and the upper flange, and a lower sealing gasket is arranged between the bottom ring plate and the lower flange.

4. The asphalt storage tank high-level drainage apparatus of claim 1, wherein: the aperture of the drain hole at the lowest layer of the high-level drain pipe is more than or equal to 5mm.

5. The asphalt storage tank high-level drainage apparatus according to any one of claims 1 to 4, wherein: an insulating layer is arranged on the outer wall of the jacket.