Evaporator with easy filter element replacement

Abstract

The utility model belongs to the technical field of evaporators, specifically an evaporator that is easy to replace the filter element, including an evaporator shell and a filter element body, the interior of the evaporator shell is provided with a first slide groove, the filter element body is slidably connected to the interior of the first slide groove, the interior of the evaporator shell is provided with two cavities, the bottom ends of the interiors of the two cavities are slidably connected with spur racks, the interior of the evaporator shell is rotatably connected with a plurality of left and right distributed rotating drums, the interiors of the plurality of rotating drums are provided with a second slide groove, the interiors of the plurality of second slide grooves are slidably connected with sliders, the outer walls of the plurality of sliders are fixedly connected with blocks, the left and right end surfaces of the filter element body are provided with slots matching the blocks, one end of the plurality of rotating drums respectively extends to the interiors of the two cavities and is fixedly connected with gears. The filter element body of the utility model is easy to disassemble and assemble.

Description

Technical Field

[0001] The utility model belongs to the technical field of evaporators, in particular to an evaporator which is convenient for replacing a filter element. Background Art

[0002] Industrial wastewater needs to be treated in internal systems before being discharged into public sewage systems or rivers, lakes and oceans.

[0003] Evaporators are used in the wastewater treatment process. Evaporators are generally equipped with filters for preliminary filtration of sewage. The filters need to be regularly disassembled and replaced to ensure the filtering effect. However, existing filters are generally fixed inside the evaporator by bolts, which makes disassembly and assembly inconvenient. Summary of the invention

[0004] The purpose of the utility model is to provide an evaporator which is convenient for replacing a filter element, so as to solve the problems pointed out in the above background technology.

[0005] The utility model is achieved in this way: an evaporator for facilitating replacement of a filter element, comprising an evaporator shell and a filter element body, the evaporator shell having a first slide groove inside, the filter element body being slidably connected to the inside of the first slide groove, the evaporator shell having two symmetrically distributed cavities inside, the inner bottom ends of the two cavities being slidably connected to a spur rack, the evaporator shell having a plurality of left and right distributed rotating cylinders being rotatably connected thereto, the interiors of the plurality of rotating cylinders having a second slide groove inside, the interiors of the plurality of second slide grooves having a sliding block slidably connected thereto, the outer walls of the plurality of sliding blocks being fixedly connected thereto, the left and right end surfaces of the filter element body having a slot matching the sliding block, the interiors of the plurality of second slide grooves being provided with a first spring, one end of the plurality of rotating cylinders respectively extending to the interiors of the two cavities and being fixedly connected thereto with gears, and the plurality of gears being respectively meshed with the two spur racks.

[0006] In order to prevent the slider from falling out, as a preferred evaporator of the utility model that is easy to replace the filter element, the upper and lower end surfaces of multiple clamping blocks are fixedly connected to limiting blocks, and the upper and lower end surfaces inside multiple second sliding grooves are provided with limiting grooves.

[0007] In order to facilitate the pulling of the spur rack, as an evaporator of the utility model that is convenient for replacing the filter element, the front end faces of the two spur racks are fixedly connected with a pull rod, and the pull rod extends to the outside of the evaporator shell and is slidably connected to the evaporator shell, and the outer wall of the pull rod is fixedly connected to two mounting plates, and the outer wall of the pull rod is sleeved with two second springs, the front ends of the two second springs are respectively fixedly connected to the two mounting plates, and the rear ends of the two second springs are fixedly connected to the front end face of the evaporator shell.

[0008] In order to prevent the slider from rotating in the second slide groove, as a preferred embodiment of the evaporator of the utility model for facilitating replacement of the filter element, the longitudinal cross-section of the slider along the front-to-back direction is rectangular.

[0009] In order to facilitate the rotation of the block in the slot and the inward squeezing of the block by the filter element body, as a preferred evaporator of the utility model for easy replacement of the filter element, the longitudinal cross-section of the block along the front-to-back direction is circular, and the end of the block away from the slider is inclined.

[0010] In order to facilitate pulling out the filter element body, as a preferred embodiment of the evaporator of the utility model for facilitating replacement of the filter element, a handle is provided on the front end surface of the filter element body.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The utility model can drive the clamping block to rotate 180 degrees through the cooperation of the pull rod, the second spring, the spur rack, the gear, the rotating drum, the sliding block, the first spring and the clamping block, so that the inclined surfaces of the clamping block are respectively located at the front side and the rear side. When the inclined surface of the clamping block is located at the front side, the filter element body can be inserted into the evaporator housing for fixation; when the inclined surface of the clamping block is located at the rear side, the filter element body can be drawn out of the evaporator housing, thereby facilitating the disassembly and assembly of the filter element body. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0014] Figure 1 It is a three-dimensional structural diagram of the utility model;

[0015] Figure 2 It is a three-dimensional structural schematic diagram of the evaporator shell of the utility model;

[0016] Figure 3 It is a partial three-dimensional structural schematic diagram of the utility model;

[0017] Figure 4 It is a front view cross-sectional structural schematic diagram of the utility model;

[0018] Figure 5 For this utility model Figure 4 A schematic diagram of the enlarged structure at A in the middle;

[0019] Figure 6 It is a three-dimensional structural schematic diagram of the rotary drum of the utility model;

[0020] Figure 7 It is a three-dimensional structural schematic diagram of the slider and the clamping block of the utility model;

[0021] Figure 8 It is a three-dimensional structural schematic diagram of the filter element of the utility model.

[0022] In the figure: 1. evaporator housing; 2. filter element body; 3. first slide groove; 4. rotating drum; 5. cavity; 6. second slide groove; 7. slider; 8. block; 9. slot; 10. first spring; 11. limit groove; 12. limit block; 13. gear; 14. spur rack; 15. pull rod; 16. mounting plate; 17. second spring; 18. handle. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0024] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0025] See also Figure 1-8 , an evaporator for easy replacement of filter elements, comprising an evaporator housing 1 and a filter element body 2, a first slide groove 3 is provided inside the evaporator housing 1, the filter element body 2 is slidably connected to the inside of the first slide groove 3, two symmetrically distributed cavities 5 are provided inside the evaporator housing 1, and the inner bottom ends of the two cavities 5 are slidably connected with a straight rack 14, a plurality of left and right distributed rotating drums 4 are rotatably connected inside the evaporator housing 1, a second slide groove 6 is provided inside the plurality of rotating drums 4, a slider 7 is slidably connected inside the plurality of second slide grooves 6, a block 8 is fixedly connected to the outer wall of the plurality of sliders 7, a card slot 9 matching the card block 8 is provided on the left and right end surfaces of the filter element body 2, a first spring 10 is provided inside the plurality of second slide grooves 6, one end of the plurality of rotating drums 4 respectively extends to the inside of the two cavities 5 and is fixedly connected with a gear 13, and the plurality of gears 13 are respectively meshed and connected with the two spur racks 14.

[0026] In this embodiment: when the filter element body 2 is to be disassembled, the pull rod 15 is pulled, and the pull rod 15 drives the two spur racks 14 to slide forward along the cavity 5, thereby driving the multiple gears 13 to rotate counterclockwise synchronously. When the spur rack 14 moves to the front of the cavity 5, the gear 13 just rotates 180°, thereby driving the rotating drum 4 to rotate 180°, and the rotating drum 4 drives the slider 7 and the block 8 to rotate 180°, so that the inclined surface of the block 8 rotates to the rear side. At this time, the filter element body 2 is pulled forward by the handle 18. When the filter element body 2 slides forward, it squeezes the block 8 on both sides, so that the block 8 slides into the second slide groove 6, so that the filter element body can be removed. 2 is pulled out; when installing a new filter element body 2, loosen the pull rod 15, and the pull rod 15 pushes the two spur racks 14 to slide backward under the elastic force of the second spring 17, driving the multiple gears 13 to rotate clockwise. When the spur rack 14 moves to the rear of the cavity 5, the gear 13 drives the rotating drum 4 and the block 8 to rotate 180°, so that the inclined surface of the block 8 rotates to the front side. At this time, the filter element body 2 can be inserted into the first slide groove 3. When the filter element body 2 is inserted into the evaporator housing 1, the block 8 is clamped into the clamping groove 9 under the elastic force of the first spring 10, and the filter element body 2 is fixed, so that the filter element body 2 is easy to disassemble and assemble.

[0027] As a technical optimization solution of the present invention, both upper and lower end surfaces of the plurality of clamping blocks 8 are fixedly connected to the limiting blocks 12 , and both upper and lower end surfaces inside the plurality of second sliding grooves 6 are provided with limiting grooves 11 .

[0028] In this embodiment, the slider 7 is limited by the limiting block 12 and the limiting groove 11 to prevent the slider 7 from escaping from the rotating drum 4 .

[0029] As a technical optimization scheme of the utility model, the front end faces of the two spur racks 14 are fixedly connected with a pull rod 15, the pull rod 15 extends to the outside of the evaporator shell 1 and is slidably connected to the evaporator shell 1, the outer wall of the pull rod 15 is fixedly connected with two mounting plates 16, the outer wall of the pull rod 15 is sleeved with two second springs 17, the front ends of the two second springs 17 are respectively fixedly connected to the two mounting plates 16, and the rear ends of the two second springs 17 are fixedly connected to the front end face of the evaporator shell 1.

[0030] In this embodiment, the two spur racks 14 are pulled by the pull rod 15, which saves time and effort; the spur racks 14 can be driven to reset by the elastic force of the second spring 17.

[0031] As a technical optimization solution of the present invention, the longitudinal cross section of the sliding block 7 along the front-rear direction is rectangular.

[0032] In this embodiment, the longitudinal cross section of the sliding block 7 along the front-rear direction is set to be rectangular, which can prevent the sliding block 7 from rotating in the second sliding groove 6.

[0033] As a technical optimization solution of the present invention, the longitudinal cross section of the clamping block 8 along the front-to-back direction is circular, and the end of the clamping block 8 away from the sliding block 7 is an inclined surface.

[0034] In this embodiment: by setting the longitudinal cross-section of the block 8 along the front-to-back direction to a circle, it is convenient for the block 8 to rotate in the slot 9; by setting the end of the block 8 away from the slider 7 to an inclined surface, it is convenient to squeeze the block 8 to both sides when the filter element body 2 moves forward and backward.

[0035] As a technical optimization solution of the present invention, a handle 18 is provided on the front end surface of the filter element body 2 .

[0036] In this embodiment, the handle 18 is provided to facilitate pulling out the filter element body 2 .

[0037] The working principle and use process of the utility model are as follows: when disassembling the filter element body 2, the pull rod 15 is pulled, and the pull rod 15 pulls the two spur racks 14 to slide forward along the cavity 5, thereby driving the multiple gears 13 to rotate counterclockwise synchronously. When the spur rack 14 moves to the front of the cavity 5, the gear 13 just rotates 180°, driving the rotating drum 4 to rotate 180°, and the rotating drum 4 drives the slider 7 and the block 8 to rotate 180°, so that the inclined surface of the block 8 rotates to the rear side. At this time, the filter element body 2 is pulled forward by the handle 18, and the filter element body 2 slides forward and squeezes the block 8 on both sides, so that the block 8 slides into the second slide groove 6, so that the filter element can be removed. The main body 2 is pulled out; when installing a new filter element main body 2, the pull rod 15 is loosened. The pull rod 15 pushes the two spur racks 14 to slide backward under the elastic force of the second spring 17, thereby driving multiple gears 13 to rotate synchronously clockwise. When the spur rack 14 moves to the rear of the cavity 5, the gear 13 drives the rotating drum 4 and the block 8 to rotate 180°, so that the inclined surface of the block 8 rotates to the front side. At this time, the filter element main body 2 can be inserted into the first slide groove 3. When the filter element main body 2 is inserted into the evaporator housing 1, the block 8 is clamped into the slot 9 under the elastic force of the first spring 10, and the filter element main body 2 is fixed, so that the filter element main body 2 is easy to disassemble and assemble.

[0038] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An evaporator with a filter element that is easy to replace, comprising an evaporator housing (1) and a filter element body (2), characterized in that: The evaporator shell (1) has a first slide groove (3) disposed inside, the filter element body (2) is slidably connected to the inside of the first slide groove (3), the evaporator shell (1) has two symmetrically distributed cavities (5) disposed inside, the bottom ends of the two cavities (5) are slidably connected to a spur rack (14), the evaporator shell (1) has a plurality of rotating drums (4) distributed on the left and right rotatably connected inside, the plurality of rotating drums (4) have a second slide groove (6) disposed inside, the plurality of second slide grooves (6) have a sliding block (7) slidably connected inside, the outer walls of the plurality of sliding blocks (7) are fixedly connected to a clamping block (8), the left and right end surfaces of the filter element body (2) have a clamping groove (9) matching the clamping block (8), the plurality of second slide grooves (6) are provided with a first spring (10), one end of the plurality of rotating drums (4) respectively extends to the inside of the two cavities (5) and is fixedly connected to a gear (13), and the plurality of gears (13) are respectively meshed and connected to the two spur racks (14).

2. The evaporator with easy filter element replacement according to claim 1, characterized in that: The upper and lower end surfaces of the plurality of clamping blocks (8) are fixedly connected to the limiting blocks (12), and the upper and lower end surfaces inside the plurality of the second sliding grooves (6) are provided with limiting grooves (11).

3. The evaporator with easy filter element replacement according to claim 1, characterized in that: The front end faces of the two spur racks (14) are fixedly connected with a pull rod (15), the pull rod (15) extends to the outside of the evaporator shell (1) and is slidably connected to the evaporator shell (1), the outer wall of the pull rod (15) is fixedly connected with two mounting plates (16), the outer wall of the pull rod (15) is sleeved with two second springs (17), the front ends of the two second springs (17) are respectively fixedly connected to the two mounting plates (16), and the rear ends of the two second springs (17) are fixedly connected to the front end face of the evaporator shell (1).

4. The evaporator with easy filter element replacement according to claim 1, characterized in that: The sliding block (7) has a rectangular longitudinal cross section along the front-rear direction.

5. The evaporator with easy filter element replacement according to claim 1, characterized in that: The longitudinal cross section of the clamping block (8) along the front-to-back direction is circular, and the end of the clamping block (8) away from the sliding block (7) is in the form of an inclined surface.

6. The evaporator with easy filter element replacement according to claim 1, characterized in that: A handle (18) is provided on the front end surface of the filter element body (2).

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