Spiral boiler finned tube evaporator

Abstract

The utility model relates to the technical field of evaporators, and discloses a spiral boiler finned tube evaporator which comprises a boiler body, and an evaporation body is installed in the boiler body. The evaporation body comprises a supporting frame, a plurality of spiral pipes are installed on the inner side of the supporting frame, a plurality of fins are fixed to the outer sides of the spiral pipes, and protective nets are installed on the two sides of the supporting frame. A liquid inlet pipe and a liquid outlet pipe are fixed to one side of the boiler body. One side of the liquid inlet pipe is fixedly sleeved with a fixing frame, a filtering assembly is arranged on one side of the fixing frame and comprises a plurality of locking mechanisms and a plurality of transverse plates, a filtering net located on the inner side of the liquid inlet pipe is inserted into the bottom of each transverse plate, and first sealing rings adhere to the periphery of the bottom of each transverse plate. And impurities are prevented from entering the spiral pipe, accumulation of the impurities in the spiral pipe is avoided, the equipment failure and downtime caused by blockage are reduced, and the reliability and stability of the equipment are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to evaporator technical field, concretely is a spiral type boiler finned tube evaporator. BACKGROUND

[0002] Evaporator is the equipment that liquid substance is converted into gaseous object, can heat water into steam, lets steam provide power for boiler.

[0003] In the Chinese patent with the authorization announcement number CN218600351U, a spiral type boiler finned tube evaporator belongs to evaporator technical field, and its technical scheme main points include evaporator body and boiler body, the evaporator body is bolted in the inner wall of boiler body, the evaporator body includes evaporation assembly and heat -assisting component, the evaporation assembly includes support frame, liquid lead pipe and fin, the liquid lead pipe is communicated in the inner wall of support frame, the fin is welded in the surface of liquid lead pipe, by setting evaporator body and spiral boiler body, can let heat -assisting component inject liquid, preheat liquid, let the liquid after preheating enter evaporation assembly and directly start evaporation, need not heat, improve the efficiency of evaporating liquid, spiral boiler body can carry out defoaming treatment to the water drop with foam when gas condenses into the water drop with foam after evaporation, increase the purity of liquid and make liquid more easily be recycled.

[0004] The above patent has the following defects: in the above patent, when the liquid flows into the liquid lead pipe, the impurities in the liquid will accumulate inside the spiral pipe, causing the spiral pipe to be blocked. Therefore, a spiral type boiler finned tube evaporator is proposed. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a spiral type boiler finned tube evaporator to solve the problems in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a spiral type boiler finned tube evaporator, including boiler main part, the inside of boiler main part is installed with evaporation main part;

[0007] The evaporation main part includes a support frame, a plurality of spiral pipes are installed inside the support frame, a plurality of fins are fixed outside the spiral pipes, and a protective net is installed on both sides of the support frame.

[0008] The boiler main part is fixed with a liquid inlet pipe and a liquid outlet pipe on one side respectively.

[0009] A fixing frame is fixed on one side of the liquid inlet pipe, and a filter assembly is arranged on one side of the fixing frame.

[0010] The filter assembly comprises locking mechanisms and horizontal plates, the bottom of the horizontal plate is provided with a filter screen inserted into the inside of the liquid inlet pipe, and the periphery of the bottom of the horizontal plate is bonded with a first sealing ring.

[0011] Preferably, the liquid outlet end of the liquid inlet pipe is connected with the liquid inlet end of the spiral pipe, and the liquid outlet end of the spiral pipe is connected with the liquid inlet end of the liquid outlet pipe.

[0012] Preferably, one side of the bottom of the horizontal plate is provided with a limiting groove, a connecting plate fixed to the top of the filter screen is inserted into the inside of the limiting groove, and a lock slot is formed in one side of the connecting plate.

[0013] Preferably, the locking mechanism comprises a sliding plate, a lock rod is fixed to one side of the sliding plate, a pull rod is fixed to the other side of the sliding plate, and a spring is sleeved with the outside of the pull rod.

[0014] Preferably, a plurality of sliding grooves are formed in the inside of the horizontal plate, and the outside of the sliding plate is seamlessly connected to the inside of the sliding groove.

[0015] Preferably, a second sealing ring slidably connected to the outside of the pull rod is fixedly embedded in the inside of the horizontal plate, and the two sides of the spring are connected to one side of the sliding groove and the sliding plate, respectively.

[0016] Preferably, the bottom of the horizontal plate is connected to one side of the top of the fixing frame through bolts.

[0017] Compared with the prior art, the above technical scheme has the following technical effects:

[0018] I. When one of the filter screens is removed for replacement or maintenance, the remaining filter screens can still continue to work, ensuring that the liquid is continuously filtered during the flow process, avoiding the interruption of filtration due to the failure or maintenance of a single filter screen, and dispersing the filtration load by using multiple filter screens, thereby reducing the burden of a single filter screen and prolonging the service life of each filter screen.

[0019] II. After the pull rod is pulled to one side and loosened, the lock rod is away from the inside of the lock slot, at which time the filter screen can be removed, the connecting plate on the top of the new filter screen is inserted into the inside of the limiting groove, the pull rod is pulled to one side and loosened, and the lock rod is inserted into the inside of the lock slot under the elastic force of the spring, at which time the installation of the new filter screen is completed, the replacement of the filter screen becomes easier, the maintenance personnel can complete the task faster, and the production loss caused by shutdown maintenance is reduced.

[0020] III. The impurities in the liquid are effectively intercepted by the filter screen, which prevents them from entering the spiral pipe, avoids the accumulation of impurities in the spiral pipe, reduces the equipment failure and downtime caused by blockage, and improves the reliability and stability of the equipment. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or prior art description will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0022] Figure 1 It is a first perspective structural schematic view of the present application.

[0023] Figure 2 It is a structural schematic view of the evaporation assembly of the present application.

[0024] Figure 3 It is a main view of the support frame of the present application.

[0025] Figure 4 It is a structural schematic view of the filter screen of the present application.

[0026] Figure 5 It is a structural schematic view of the locking rod of the present application.

[0027] Figure 6 It is a structural schematic view of the connecting plate of the present application.

[0028] Explanation of reference signs: 1, boiler main body; 2, liquid inlet pipe; 3, fixing frame; 4, liquid outlet pipe; 5, filter assembly; 51, filter screen; 52, locking rod; 53, horizontal plate; 54, first sealing ring; 55, locking groove; 56, limiting groove; 57, connecting plate; 58, sliding groove; 59, second sealing ring; 510, pull rod; 511, spring; 512, sliding plate; 6, support frame; 7, protective net; 8, spiral pipe; 9, fin. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only some embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0030] It is to be understood that the structure, proportion, size and the like shown in the drawings of the present specification are only used to cooperate with the disclosed content, so as to be understood and read by those skilled in the art, and are not used to limit the defined conditions of the application, and therefore do not have technical significance, any modification of the structure, change of the proportion relationship or adjustment of the size, without affecting the effect and purpose of the application, should still fall within the scope of the disclosed technical content.

[0031] Embodiment

[0032] Please refer to Figures 1-6 The utility model provides a technical scheme: a spiral type boiler finned tube evaporator, including boiler main body 1, boiler main body 1 inside installation has evaporating main body,

[0033] Evaporating main body includes support frame 6, the inboard of support frame 6 is installed with several spiral tubes 8, the outboard of spiral tube 8 is fixed with several fins 9, the both sides of support frame 6 are installed with protective net 7, the top of spiral tube 8 is provided with small hole (not drawn in the drawing), the aperture of hole is small enough, so that only vaporized liquid (steam) can be dispersed, and liquid water is prevented in spiral tube 8 due to the effect of surface tension, the working principle of boiler main body 1 and evaporating main body is same with the authorized scheme, the direction of filter screen 51 is improved only in this scheme, and the rest are same with the authorized scheme, because it is not the improvement point, so it is not described too much.

[0034] The side of boiler main body 1 is fixed with liquid inlet pipe 2 and liquid outlet pipe 4 respectively, the liquid outlet end of liquid inlet pipe 2 is connected with the liquid inlet end of spiral tube 8, and the liquid outlet end of spiral tube 8 is connected with the liquid inlet end of liquid outlet pipe 4.

[0035] The side of liquid inlet pipe 2 is fixedly sleeved with fixing frame 3, and the side of fixing frame 3 is provided with filter assembly 5.

[0036] Filter assembly 5 includes several locking mechanisms and several horizontal plates 53, the bottom of horizontal plate 53 is provided with filter screen 51 inserted into the inboard of liquid inlet pipe 2, the bottom of horizontal plate 53 is uniformly bonded with first sealing ring 54, the side of bottom of horizontal plate 53 is provided with limiting groove 56, the inboard of limiting groove 56 is inserted into connecting plate 57 fixed to the top of filter screen 51, the side of connecting plate 57 is provided with lock groove 55, filter screen 51 filters the impurities in the liquid, avoids the impurities from entering into the inboard of spiral tube 8, and avoids the impurities from accumulating in the inboard of spiral tube 8 to cause the blockage of spiral tube 8. First sealing ring 54 and second sealing ring 59 ensure the sealing property between filter screen 51 and liquid inlet pipe 2 and horizontal plate 53, to prevent liquid leakage.

[0037] The locking mechanism comprises a sliding plate 512, one side of the sliding plate 512 is fixed with a locking rod 52, the other side of the sliding plate 512 is fixed with a pull rod 510, the outer side of the pull rod 510 is sleeved with a spring 511, a plurality of sliding grooves 58 are formed in the inner side of the horizontal plate 53, the outer side of the sliding plate 512 is seamlessly and slidably connected to the inner side of the sliding groove 58, the pull rod 510 is pulled to the side and then loosened, the locking rod 52 is pushed into the inner side of the locking groove 55 under the elastic force of the spring 511, at this time, the installation of the new filter screen 51 is completed, the second sealing ring 59 slidably connected to the outer side of the pull rod 510 is fixedly embedded in the inner side of the horizontal plate 53, the two sides of the spring 511 are connected to one side of the sliding groove 58 and the sliding plate 512 respectively, the bottom of the horizontal plate 53 is connected to one side of the top of the fixing frame 3 through bolts, the pull rod 510 is pulled to the side, so that the locking rod 52 is away from the inner side of the locking groove 55, at this time, the filter screen 51 can be removed.

[0038] Working principle: the liquid supply device is communicated with the liquid inlet pipe 2, the liquid to be evaporated is delivered into the evaporation main body, the liquid enters the inner side of the spiral pipe 8, and the fin 9 increases the contact area of the spiral pipe 8, the liquid in the inner side of the spiral pipe 8 is gradually heated under the action of the boiler main body 1, and the heated liquid is discharged through the liquid outlet pipe 4;

[0039] At this time, after the liquid enters the liquid inlet pipe 2, the impurities in the liquid are filtered by the filter screen 51, so that the impurities are prevented from entering the inner side of the spiral pipe 8 and accumulating in the inner side of the spiral pipe 8 to cause the blockage of the spiral pipe 8;

[0040] When the filter screen 51 needs to be replaced, after the filter screen 51 reaches the replacement time, only the bolts connected to one side of the horizontal plate 53 are removed, then the connecting plate 57 at the top of the new filter screen 51 is inserted into the limiting groove 56, the pull rod 510 is pulled to the side and then loosened, the locking rod 52 is pushed into the inner side of the locking groove 55 under the elastic force of the spring 511, at this time, the installation of the new filter screen 51 is completed;

[0041] When the filter screen 51 needs to be removed, only the pull rod 510 is pulled to the side in the state that the horizontal plate 53 is removed, so that the locking rod 52 is away from the inner side of the locking groove 55, at this time, the filter screen 51 can be removed.

[0042] And a plurality of filter screens 51 are arranged on one side of the fixing frame 3, when one of the filter screens 51 needs to be replaced, although one of the filter screens 51 under the lower side of the horizontal plate 53 is removed, the liquid can still be filtered under the action of the remaining filter screens 51.

[0043] In summary, by taking off one of the filter screens 51 for replacement or maintenance, the remaining filter screens 51 can still continue to work, ensuring that the liquid is continuously filtered during the flow process, avoiding the interruption of filtration due to the failure or maintenance of a single filter screen 51, and the use of multiple filter screens 51 can distribute the filtration load and reduce the burden on a single filter screen 51, thereby prolonging the service life of each filter screen 51. Since each filter screen 51 can be replaced in turn, it has enough rest time, improving the stability of the evaporator operation.

[0044] By pulling the pull rod 510 to the side and then loosening, the lock rod 52 is away from the inside of the lock groove 55, at which time the filter screen 51 can be removed. The connecting plate 57 at the top of the new filter screen 51 is inserted into the limiting groove 56, the pull rod 510 is pulled to the side and then loosened, and the lock rod 52 is pushed into the inside of the lock groove 55 under the elastic force of the spring 511. At this time, the installation of the new filter screen 51 can be completed, and the replacement of the filter screen 51 becomes easier, and the maintenance personnel can complete the task faster, reducing the production loss caused by downtime maintenance. When disassembling and installing the filter screen 51, since no complex tools or tedious operations are required, the safety risk caused by improper operation is reduced.

[0045] The impurities in the liquid are effectively intercepted by the filter screen 51, preventing them from entering the inside of the spiral pipe 8, avoiding the accumulation of impurities in the spiral pipe 8, reducing equipment failures and downtime caused by blockage, and improving the reliability and stability of the equipment.

[0046] Those skilled in the art can understand that the features described in various embodiments and / or claims of the present application can be combined or / and combined, even if such combinations or combinations are not explicitly described in the present application. In particular, the features described in various embodiments and / or claims of the present application can be combined and / or combined without departing from the spirit and teachings of the present application. All these combinations and / or combinations fall within the scope of the present application.

Claims

1. A spiral boiler finned tube evaporator comprising a boiler body (1) characterized in that: The boiler body (1) is internally provided with an evaporation body; The evaporation body is internally provided with a support frame (6), the support frame (6) is externally provided with a plurality of spiral tubes (8), the spiral tubes (8) are externally provided with a plurality of fins (9), and the support frame (6) is externally provided with a protective net (7) on both sides; The boiler body (1) is externally provided with a liquid inlet pipe (2) and a liquid outlet pipe (4) on one side; The liquid inlet pipe (2) is externally provided with a fixing frame (3) on one side, and the fixing frame (3) is externally provided with a filter assembly (5) on one side; The filter assembly (5) is internally provided with a plurality of locking mechanisms and a plurality of horizontal plates (53), the horizontal plates (53) are externally provided with a filter screen (51) on the bottom, and the filter screen (51) is internally provided with a first sealing ring (54) on the bottom.

2. A spiral boiler finned tube evaporator according to claim 1, characterized in that: The liquid inlet pipe (2) is externally provided with a liquid outlet end, the liquid outlet end is in communication with the liquid inlet end of the spiral tube (8), and the liquid outlet end of the spiral tube (8) is in communication with the liquid inlet end of the liquid outlet pipe (4).

3. A spiral boiler finned tube evaporator according to claim 1, characterized in that: The horizontal plate (53) is externally provided with a limiting groove (56) on one side of the bottom, the limiting groove (56) is internally provided with a connecting plate (57) fixed on the top of the filter screen (51), and the connecting plate (57) is externally provided with a locking groove (55) on one side.

4. A spiral boiler finned tube evaporator according to claim 3, characterized in that: The locking mechanism is internally provided with a sliding plate (512), the sliding plate (512) is externally provided with a locking rod (52) on one side, and the sliding plate (512) is externally provided with a pull rod (510) on the other side.

5. A spiral boiler finned tube evaporator according to claim 4, characterized in that: The horizontal plate (53) is internally provided with a plurality of sliding grooves (58), and the sliding plate (512) is seamlessly connected to the inside of the sliding groove (58) on the outside.

6. A spiral boiler finned tube evaporator according to claim 5, characterized in that: The horizontal plate (53) is internally provided with a second sealing ring (59) fixedly embedded on the outside of the pull rod (510), and the spring (511) is connected to the sliding groove (58) and one side of the sliding plate (512) on both sides.

7. A spiral boiler finned tube evaporator as claimed in claim 1, wherein: The bottom of the horizontal plate (53) is connected to one side of the top of the fixing frame (3) through a bolt.

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