Splicing type spiral baffle plate heat exchanger

Abstract

The utility model discloses a splicing type spiral baffle plate heat exchanger which comprises two supporting frames, a first shell and a second shell are fixedly connected in the two supporting frames respectively, the first shell and the second shell are attached and communicated, cover plates are arranged on the sides, in the opposite directions, of the first shell and the second shell, and the first shell and the second shell are fixedly connected through the cover plates. An insertion hole is formed in one side of the cover plate, a screw is inserted into the insertion hole, threaded holes are formed in the opposite sides of the first shell and the second shell, and the screw is in threaded connection with the threaded holes, so that the cover plate is fixed. According to the heat exchanger shell, splicing type connection of the heat exchanger shell can be achieved, when the heat exchanger shell is damaged, the heat exchanger shell can be disassembled and replaced, meanwhile, damaged parts can be independently replaced, resources are saved, cost is reduced, the first shell body and the second shell body can be stably assembled, and the heat exchanger shell is convenient to use. And the assembling stability of the heat exchanger shell is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to spiral baffle heat exchanger technical field especially relates to a splicing type spiral baffle heat exchanger. BACKGROUND

[0002] Spiral baffle heat exchanger adopts the spiral baffle under ideal state, is a continuous spiral baffle heat exchanger without central tube, unlike the non-continuous spiral baffle heat exchanger on the market.

[0003] Through the retrieval, the patent number for CN104457388A of China discloses a kind of spiral baffle heat exchanger, can solve the technical problem that leakage occurs easily in spiral channel in heat exchanger. However, there are still the following defects, most of heat exchanger is fixed structure, and heat exchanger shell is often integrally formed, when in use, when heat exchanger is damaged, it is replaced as a whole, to waste resources, increase cost. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in the prior art and provides a splicing type spiral baffle heat exchanger.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] A splicing type spiral baffle heat exchanger, including two support frames, first shell and second shell are fixedly connected in two support frames respectively, and first shell and second shell are attached and communicated, the side of first shell and second shell opposite direction is equipped with cover plate, the side of cover plate is equipped with insertion hole, the insertion hole is inserted with screw, the side of first shell and second shell opposite direction is equipped with screw hole, the screw is connected with screw hole by screwing, so that cover plate is fixed, the outside of first shell is fixedly connected with two symmetrical distribution arc-shaped plates, the side of arc-shaped plate is equipped with semicircular groove, the semicircular groove is slidably connected with slide rod, one end of slide rod is fixedly connected with slide plate attached with arc-shaped plate, the outside of second shell is fixedly connected with two symmetrical distribution semicircular plates, the side of semicircular plate is equipped with arc-shaped insertion slot, and the slide plate is inserted with arc-shaped insertion slot, the outside of first shell is equipped with limiting component resisting slide plate.

[0007] As a further scheme of the utility model, the limiting component includes two connecting blocks, the two connecting blocks are fixedly connected on the outside of first shell symmetrically, and the two connecting blocks are located in two arc-shaped plates respectively, the side of two connecting blocks is equipped with threaded port, the threaded port is connected with threaded rod by screwing, so that threaded rod resists slide plate, the side of semicircular plate is equipped with recess avoiding threaded rod.

[0008] As a further embodiment of this utility model, a feed inlet is provided on one side of the cover plate, and two discharge outlets are provided on the outer side of the first housing.

[0009] As a further improvement of this utility model, the two feed inlets correspond one-to-one with the two discharge outlets.

[0010] As a further embodiment of this invention, a handle for pulling the cover plate is fixedly connected to one side of the cover plate.

[0011] As a further improvement of this invention, one side of the cover plate is provided with an observation window for observing the interior.

[0012] As a further improvement of this utility model, the bottom of the support frame is fixedly connected with multiple casters, and the multiple casters are evenly distributed.

[0013] The beneficial effects of this utility model are as follows:

[0014] 1. By using the first shell, the second shell, and the cover plate together, the cover plate is installed on one side of the first shell and the second shell respectively. Then, the first shell and the second shell are assembled and fixed to form a heat exchanger, thereby realizing the splicing connection of the heat exchanger shell. When the heat exchanger shell is damaged, it can be disassembled and replaced. At the same time, the damaged parts can be replaced individually, saving resources and reducing costs.

[0015] 2. By setting the limiting component, after the first housing and the second housing are installed, the limiting component blocks and limits the slide plate, so that the slide plate will not move, and the first housing and the second housing are assembled stably, thus improving the stability of the heat exchanger housing assembly. Attached Figure Description

[0016] Fig. 1 This is a three-dimensional structural diagram of the front side of a spliced ​​spiral baffle heat exchanger proposed in this utility model.

[0017] Fig. 2 This is an enlarged structural diagram of part A of a spliced ​​spiral baffle heat exchanger proposed in this utility model;

[0018] Fig. 3 This is a three-dimensional structural diagram of the rear side of a spliced ​​spiral baffle heat exchanger proposed in this utility model.

[0019] In the diagram: 1. First housing; 2. Screw; 3. Observation window; 4. Cover plate; 5. Handle; 6. Support frame; 7. Caster wheel; 8. Second housing; 9. Discharge port; 10. Slide rod; 11. Arc plate; 12. Semi-arc groove; 13. Threaded rod; 15. Semi-circular plate; 16. Connecting block; 17. Slide plate; 18. Feed port. DETAILED DESCRIPTION

[0020] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and do not necessarily describe a specific order or sequence. The embodiments of the present application described herein, based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor, shall fall within the scope of protection of the present application.

[0021] Referring to Figs. 1-3 A spliced spiral baffle heat exchanger comprises two supporting frames 6, a first shell 1 and a second shell 8 are fixed in the two supporting frames 6 by bolts respectively, and the first shell 1 and the second shell 8 are in close contact and communication. The opposite sides of the first shell 1 and the second shell 8 are each provided with a cover plate 4. A plug hole is formed in one side of the cover plate 4, and a screw 2 is inserted into the plug hole. Threaded holes are formed in the opposite sides of the first shell 1 and the second shell 8, and the screw 2 is threadedly connected with the threaded holes, so that the cover plate 4 is fixed. When splicing, the two cover plates 4 are in close contact with the first shell 1 and the second shell 8, and then the screw 2 is connected with the threaded holes through the sliding hole on the cover plate 4, so that the cover plate 4 is installed on the first shell 1 and the second shell 8.

[0022] The outer side of the first shell 1 is fixed with two symmetrically distributed arc-shaped plates 11 by bolts. A semicircular groove 12 is formed in one side of the arc-shaped plate 11, and a sliding rod 10 is slidingly connected in the semicircular groove 12. One end of the sliding rod 10 is welded with a sliding plate 17 in close contact with the arc-shaped plate 11. The outer side of the second shell 8 is fixed with two symmetrically distributed semicircular plates 15 by bolts. An arc-shaped insertion groove is formed in one side of the semicircular plate 15, and the sliding plate 17 is inserted into the arc-shaped insertion groove. The outer side of the first shell 1 is provided with a limiting component for resisting the sliding plate 17. Then the first shell 1 and the second shell 8 are in close contact, and then the sliding rod 10 is pulled to move along the semicircular groove 12. The sliding rod 10 drives the sliding plate 17 to move, so that the sliding plate 17 is inserted into the arc-shaped insertion groove on the semicircular plate 15, thereby connecting and fixing the first shell 1 and the second shell 8, so as to realize the splicing connection of the heat exchanger shell. When the heat exchanger shell is damaged, it can be disassembled and replaced, and the damaged parts can be replaced separately, saving resources and reducing costs.

[0023] The utility model discloses, limiting assembly includes two connecting blocks 16, two connecting blocks 16 symmetry welds in the outside of first casing 1, and two connecting blocks 16 are located in two arc plate 11 respectively, and one side of two connecting blocks 16 all is provided with the threaded orifice, is connected with threaded rod 13 in the threaded orifice thread, makes threaded rod 13 with sliding plate 17 and carries out resistance, and one side of semicircle plate 15 is provided with the recess of avoiding the position of threaded rod 13, rotates threaded rod 13, and threaded rod 13 will move through the thread engagement between threaded orifice, makes threaded rod 13 move to the bottom of sliding plate 17 and carries out resistance limiting of sliding plate 17, makes sliding plate 17 not move, improved the stability of heat exchanger casing assembly, and one side of cover plate 4 is equipped with feed inlet 18, and the outside of first casing 1 is equipped with two discharge ports 9, and two feed inlets 18 correspond with two discharge ports 9 respectively, and one side of cover plate 4 is fixed with handle 5 for pulling cover plate 4 through bolt, and one side of cover plate 4 is equipped with observation window 3 for observing inside, and the bottom of support frame 6 is fixed with a plurality of universal wheels 7 through bolt, and a plurality of universal wheels 7 evenly distribute, and first casing 1 and second casing 8 can move through the universal wheel 7 on support frame 6 when fitting, to facilitate staff to move first casing 1 and second casing 8.

[0024] Working principle: when need to use, two cover plates 4 and first casing 1 and second casing 8 are fitted, then use screw 2 to connect through sliding hole and threaded hole on cover plate 4, to install cover plate 4 on first casing 1 and second casing 8, then move first casing 1 and second casing 8 through universal wheel 7 on support frame 6, make first casing 1 and second casing 8 fit, then pull slide rod 10 and move along semicircular groove 12, and slide rod 10 will drive sliding plate 17 to move, make sliding plate 17 insert into arc slot on semicircle plate 15, to connect and fix first casing 1 and second casing 8, to realize the splicing type connection of heat exchanger casing, when heat exchanger casing is damaged, can be disassembled and replaced, and the damaged parts can be replaced individually, save resources, reduce cost, then rotate threaded rod 13, and threaded rod 13 will move through the thread engagement between threaded orifice, make threaded rod 13 move to the bottom of sliding plate 17 and carry out resistance limiting of sliding plate 17, make sliding plate 17 not move, improve the stability of heat exchanger casing assembly.

[0025] The utility model has carried out the description through the above embodiment, and the person skilled in the art can understand that the utility model is not limited to the above embodiment, and more kinds of modifications can be made according to the teaching of the utility model, and these modifications all fall within the range of the utility model claimed, and the protection scope of the utility model is defined by the attached claim and its equivalent range.

Claims

1. A spliced ​​spiral baffle heat exchanger, comprising two support frames (6), characterized in that, A first housing (1) and a second housing (8) are respectively fixedly connected inside the two support frames (6), and the first housing (1) and the second housing (8) are attached to each other and connected. A cover plate (4) is provided on one side of the first housing (1) and the second housing (8) in opposite directions. A plug hole is opened on one side of the cover plate (4), and a screw (2) is inserted into the plug hole. A threaded hole is opened on one side of the first housing (1) and the second housing (8) in opposite directions. The screw (2) is threadedly connected to the threaded hole to fix the cover plate (4). The outer side of the first housing (1) is fixed. Two symmetrically distributed arc-shaped plates (11) are fixedly connected. A semi-arc groove (12) is provided on one side of the arc-shaped plate (11). A slide rod (10) is slidably connected in the semi-arc groove (12). A slide plate (17) that fits against the arc-shaped plate (11) is fixedly connected to one end of the slide rod (10). Two symmetrically distributed semi-circular plates (15) are fixedly connected to the outside of the second housing (8). An arc-shaped slot is provided on one side of the semi-circular plate (15), and the slide plate (17) is inserted into the arc-shaped slot. A limiting component that blocks the slide plate (17) is provided on the outside of the first housing (1).

2. The spliced ​​spiral baffle heat exchanger according to claim 1, characterized in that, The limiting component includes two connecting blocks (16), which are symmetrically fixed to the outside of the first housing (1). The two connecting blocks (16) are located in the two arc plates (11) respectively. Each of the two connecting blocks (16) has a threaded opening on one side, and a threaded rod (13) is threaded into the threaded opening so that the threaded rod (13) abuts against the sliding plate (17). A recess is provided on one side of the semicircular plate (15) to avoid the threaded rod (13).

3. The spliced ​​spiral baffle heat exchanger according to claim 1, characterized in that, The cover plate (4) has a feed inlet (18) on one side, and the first housing (1) has two discharge outlets (9) on the outside.

4. A spliced ​​spiral baffle heat exchanger according to claim 3, characterized in that, The two feed inlets (18) correspond one-to-one with the two discharge outlets (9).

5. A spliced ​​spiral baffle heat exchanger according to claim 1, characterized in that, A handle (5) for pulling the cover plate (4) is fixedly connected to one side of the cover plate (4).

6. A spliced ​​spiral baffle heat exchanger according to claim 5, characterized in that, The cover plate (4) has an observation window (3) on one side for observing the interior.

7. A spliced ​​spiral baffle heat exchanger according to claim 1, characterized in that, The bottom of the support frame (6) is fixedly connected to multiple casters (7), and the multiple casters (7) are evenly distributed.

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