Asphalt melting device

Abstract

The utility model provides an asphalt melting device which comprises a treatment bin and a primary filter screen arranged in the treatment bin, a middle cross beam is arranged on the treatment bin, the primary filter screen is connected to the middle cross beam, and the treatment bin is divided into a melting area and a standing filter area by the primary filter screen; the heating assembly comprises two sets of side plates arranged in parallel and a plurality of sets of heating plates arranged between the side plates, the heating assembly extends into the melting area, and a stirring paddle is arranged on a bottom plate of the melting area; a supporting rod is further arranged on one side of the melting area, the side plates are erected on the middle cross beam and the supporting rod respectively, and a discharging opening is further formed in the side, away from the melting area, of the standing filtering area. According to the split design structure provided by the utility model, the primary filter screen and the heating assembly can be independently disassembled conveniently, the structure convenient to disassemble is adopted, the equipment is convenient to disassemble in the overhaul and maintenance process, and the maintenance efficiency of the asphalt melting device can be improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to bitumen production technical field, especially related to a bitumen melting device. BACKGROUND

[0002] Part of fixed bitumen material needs to be melted to form liquid bitumen solution in bitumen processing process, and corresponding additives are added into the bitumen solution according to needs to improve the performance of bitumen. However, some non-melting substances are easily mixed in bitumen material in the production process, so these non-melting substances are removed in the secondary processing process, and they are usually filtered before processing.

[0003] The general melting device adopts a filter screen to intercept non-melting substances, and such equipment is usually composed of two modules of heating and filtering. However, bitumen has strong viscosity, and the equipment is prone to blockage and other abnormal conditions. The two module structures in the prior art equipment are complex, and it is inconvenient to disassemble and maintain. The need for equipment maintenance is not considered. UTILITY MODEL CONTENT

[0004] The utility model provides a bitumen melting device, which aims to solve the problem of complex two module structures in the prior art equipment, inconvenient disassembly and maintenance, and the need for equipment maintenance not being considered.

[0005] The utility model is implemented as follows: a bitumen melting device comprises:

[0006] A treatment bin and a primary filter screen arranged inside the treatment bin are arranged, an intermediate cross beam is arranged on the treatment bin, the primary filter screen is connected to the intermediate cross beam, and the primary filter screen divides the treatment bin into a melting zone and a standing filtering zone.

[0007] A heating assembly comprises two groups of parallel arranged side plates and a plurality of groups of heating plates arranged between the side plates, the heating assembly extends into the melting zone, and the bottom plate of the melting zone is provided with a stirring paddle.

[0008] A support rod is further arranged on one side of the melting zone, the side plates are respectively arranged on the intermediate cross beam and the support rod, and a discharge port is further arranged on the side of the standing filtering zone away from the melting zone.

[0009] Preferably, the primary filter screen comprises a cross beam, an arc-shaped plate and a plug-in plate, the cross beam and the plug-in plate are respectively arranged at two ends of the arc-shaped plate, and the arc-shaped plate is provided with sieve holes for accommodating bitumen solution.

[0010] Preferably, the cross beam is connected to the intermediate cross beam, the side wall of the treatment bin is provided with a plug-in slot near the bottom of the treatment bin, the plug-in slot is arranged on the side wall of the treatment bin away from the support rod, and the plug-in plate is inserted into the plug-in slot.

[0011] Preferably, the intermediate crossbeam is arranged in parallel with the supporting rod, the intermediate crossbeam is provided with a supporting groove near one side of the supporting rod, a group of side plates is clamped in the supporting groove, another group of side plates is placed on the supporting rod, the heating plate is vertically connected between the two groups of side plates, and the heating plate transmits heat to the asphalt material located in the melting area.

[0012] Preferably, a secondary filter screen is arranged at the discharge port.

[0013] Preferably, the end of the heating plate inserted into the melting area is spaced apart from the bottom of the melting area, and the stirring paddle is located between the bottom of the melting area and the heating plate.

[0014] Preferably, the processing bin is internally provided with a device bin, and the device bin is internally provided with a driving device for driving the stirring paddle.

[0015] Compared with the prior art, the embodiments of the present application have the following beneficial effects:

[0016] 1. The asphalt melting device provided by the utility model is fixed and assembled with the heating assembly and the primary filter screen on the intermediate crossbeam, the structure of separate design facilitates independent disassembly of the primary filter screen and the heating assembly, the structure facilitating disassembly is convenient for disassembly during equipment maintenance and maintenance, and the maintenance efficiency of the asphalt melting device can be improved.

[0017] 2. The asphalt melting device provided by the utility model sets the heating plate using a plate body as a carrier of a heating coil, the heating plate structure design is different from a coil structure and is relatively easy to clean and maintain, and damage of the coil caused by collision during disassembly can be reduced. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is a structural schematic view of the asphalt melting device provided by the utility model.

[0019] Figure 2 is a schematic view of the internal structure of the processing bin of the asphalt melting device provided by the utility model.

[0020] Figure 3 is a structural schematic view of the heating assembly and the stirring paddle of the asphalt melting device provided by the utility model.

[0021] Figure 4 is a structural schematic view of the device bin of the asphalt melting device provided by the utility model.

[0022] Figure 5 is a structural schematic view of the primary filter screen of the asphalt melting device provided by the utility model.

[0023] BRIEF DESCRIPTION OF DRAWINGS

[0024] 100, processing bin; 101, equipment bin; 102, discharge port; 110, intermediate cross beam; 120, support rod; 200, heating assembly; 210, side plate; 220, heating plate; 300, stirring paddle; 400, primary filter screen; 410, cross beam; 420, arc plate; 430, plug-in plate. DETAILED DESCRIPTION

[0025] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description herein is for describing particular embodiments only and is not intended to be limiting of the application; the present application will be described with reference to the drawings and detailed description, and the terminology used in the description and associated drawings is not intended to be limiting of the present application; the terms "comprising", "comprises" and "comprised of" as used herein are synonymous with "including", "includes" or "containing", "contains", and are inclusive or open-ended and do not exclude additional, unrecited elements or method steps; the terms "first", "second", and "third" and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to denote one object from another.

[0026] Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are they necessarily mutually exclusive or alternative embodiments. It is expressly understood that the embodiments described herein are combinable.

[0027] The utility model embodiment provides a kind of asphalt melting device, as shown in Figures 1-5 The utility model embodiment provides a kind of asphalt melting device, as shown in

[0028] Processing bin 100, the processing bin 100 inside is equipped with the cavity containing asphalt processing, the inside of the cavity and the primary filter screen 400 equipped in the processing bin 100 inside, the primary filter screen 400 is connected on the intermediate cross beam 110, the primary filter screen 400 divides the processing bin 100 into melting area and standing filtering area, the middle part of the cavity is equipped with the intermediate cross beam 110, the cavity one side is also equipped with support rod 120;

[0029] Heating assembly 200, the heating assembly 200 includes two groups of parallelly arranged side plates 210 and several groups of heating plates 220 between the side plates, the heating assembly 200 extends into melting area, the bottom plate of the melting area is equipped with stirring paddle 300;The intermediate cross beam 110 is arranged in parallel with support rod 120, the intermediate cross beam 110 is also equipped with the support groove that is adapted to side plate 210, one group of side plates 210 in two groups of side plates 210 is engaged in support groove, another group of side plates 210 is placed on support rod 120;The internal circuit and heating coil of side plate 210 and heating plate 220 are all prior art;

[0030] The heating plate 220 in the heating assembly 200 is internally provided with a heating coil for heating. During the heating process, the pitch material will fill the gap between the heating plates 220. Generally, the pitch material will be put into the melting area. Under the action of the heating assembly 200, the pitch material will melt and decompose to form a liquid structure. The liquid pitch will pass through the primary filter screen 400 to the static filtering area. Finally, it will leave the treatment bin 100 through the discharge port 102 provided on the side of the static filtering area away from the melting area. In this process, the impurities in the pitch material during the melting process will be intercepted in the melting area of the treatment bin 100 under the action of the primary filter screen 400. The impurities in the melting area will be periodically cleaned and collected later.

[0031] The heating assembly 200 and the treatment bin 100 adopt a structure convenient for disassembly. During the maintenance and repair of the equipment, it is convenient to disassemble. The structure of the heating plate 220 is different from that of the coil structure, which is easier to disassemble, reducing the damage to the coil caused by collision during disassembly. The primary filter screen 400 is also supported by the middle cross beam 110. The primary filter screen 400 can be assembled on the middle cross beam by fixing bolts. The structure of the separate design facilitates the independent disassembly of the primary filter screen 400 and the heating assembly 200, thereby improving the maintenance efficiency of the pitch melting device.

[0032] As a preferred embodiment in this embodiment, the primary filter screen 400 includes a cross beam 410, an arc plate 420, and a plug plate 430. The cross beam 410 and the plug plate 430 are respectively arranged at both ends of the arc plate 420. The arc plate 420 is provided with screen holes for accommodating pitch solution to pass through. The arc plate 420 adopts an arc structure. The arc structure increases the filtering area on one hand and makes it difficult for impurities to deposit on the arc plate 420 on the other hand.

[0033] The treatment bin 100 is provided with a slot near the bottom of the side wall of the treatment bin 100. The slot is located on the side wall of the treatment bin 100 away from the support rod 120. The plug plate 430 is inserted into the slot. When fixed, the plug plate 430 is first inserted into the slot, and then the cross beam 410 is fixed to the end face of the middle cross beam 110 away from the support slot.

[0034] The connection between the middle cross beam 110 and the cross beam 410 can adopt a detachable connection mode such as bolt fixation. The side plate 210 and the middle cross beam 110 are fixedly connected by bolts.

[0035] As a preferred embodiment in the embodiment, the ends of the heating plate 220 inserted into the melting zone are spaced apart from the bottom of the melting zone, the purpose of the spacing is to form the active area of the stirring paddle 300, which is located between the bottom of the melting zone and the heating plate 220; the stirring paddle 300 functions to fully stir the melted asphalt solution, on the one hand, to enable the internal material to flow to be fully heated, reduce the heating dead angle, and at the same time, to flow the asphalt solution to avoid condensation;

[0036] In the embodiment, the processing bin 100 is internally provided with an equipment bin 101, and the equipment bin 101 is internally provided with a driving device for driving the stirring paddle 300; the driving device adopts the structure of a rotating motor and a corresponding sealing bearing in the prior art, and the driving shaft of the driving device extends into the melting zone from the equipment bin 101, and the stirring paddle 300 is arranged on the driving shaft;

[0037] As a preferred embodiment in the embodiment, the discharge port 102 is provided with a secondary filter screen, and the filter aperture of the secondary filter screen is smaller than the sieve hole provided on the arc-shaped plate 420 for accommodating the asphalt solution to pass through, and the secondary filtration is mainly performed by the secondary filter screen to further reduce the impurities in the asphalt solution;

[0038] It should be noted that, for the foregoing embodiments, in order to simply describe, they are all expressed as a series of action combinations, but those skilled in the art should know that the present application is not limited by the described action sequence, because according to the present application, certain steps can be performed in other sequences or simultaneously. Secondly, those skilled in the art should also know that the embodiments described in the specification all belong to preferred embodiments, and the actions and modules involved are not necessarily necessary for the present application.

[0039] The above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the protection scope of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments. Based on these embodiments, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application. Although the present application has been described in detail with reference to the above embodiments, those skilled in the art can still combine, delete or make other adjustments to the features in the embodiments of the present application according to the circumstances without making creative labor, so as to obtain different other technical solutions which do not deviate from the concept of the present application in essence. These technical solutions also belong to the scope of the present application to be protected.

Claims

1. An asphalt melting apparatus, characterized by, include: The processing chamber (100) and the primary filter (400) disposed inside the processing chamber (100) are provided with a middle crossbeam (110), the primary filter (400) is connected to the middle crossbeam (110), and the primary filter (400) divides the processing chamber (100) into a melting zone and a static filtration zone. Heating assembly (200) includes two sets of parallel side plates (210) and several sets of heating plates (220) disposed between the side plates. The heating assembly (200) extends into the melting zone, and the bottom plate of the melting zone is provided with a stirring paddle (300). A support rod (120) is provided on one side of the melting zone. The side plate (210) is respectively mounted on the middle crossbeam (110) and the support rod (120). A discharge port (102) is provided on the side of the static filtration zone away from the melting zone.

2. An asphalt melting apparatus as claimed in claim 1, wherein The primary filter screen (400) includes a crossbeam (410), an arc plate (420), and an insert plate (430). The crossbeam (410) and the insert plate (430) are respectively disposed at both ends of the arc plate (420). The arc plate (420) is provided with sieve holes for accommodating the passage of asphalt solution.

3. An asphalt melting apparatus as claimed in claim 2, wherein The crossbeam (410) is connected to the intermediate crossbeam (110). The side wall of the processing chamber (100) is provided with a slot near the bottom of the processing chamber (100). The slot is located on the side wall of the processing chamber (100) away from the support rod (120). The insert plate (430) is inserted into the slot.

4. An asphalt melting apparatus as claimed in claim 3, wherein The intermediate crossbeam (110) is arranged parallel to the support rod (120). The intermediate crossbeam (110) has a support groove on the side near the support rod (120). A set of side plates (210) are engaged in the support groove, and another set of side plates (210) are placed on the support rod (120). The heating plate (220) is vertically connected between the two sets of side plates (210). The heating plate (220) transfers heat to the asphalt material located in the melting zone.

5. The asphalt melting device as described in claim 4, characterized in that, A secondary filter screen is provided at the discharge port (102).

6. The asphalt melting device as described in claim 5, characterized in that, The heating plate (220) is inserted into the end of the melting zone and spaced apart from the bottom of the melting zone, and the stirring paddle (300) is located between the bottom of the melting zone and the heating plate (220).

7. The asphalt melting device as described in claim 6, characterized in that, The processing chamber (100) is equipped with an equipment chamber (101), and the equipment chamber (101) is equipped with a drive device for driving the stirring paddle (300).

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