Plate heat exchanger with multiple partition plates and adjustable heat exchange area

Abstract

The utility model relates to the technical field of plate heat exchangers, and discloses a multi-partition plate heat exchanger with an adjustable heat exchange area, which comprises a fixed limiting component, a plurality of mounting boxes symmetrically arranged, positive and negative lead screws, two protective blocks, a connecting plate connected with the protective blocks and a limiting block, the protection assembly comprises a clamping block arranged on the limiting block, a protection box connected with the clamping block, a spring arranged on the side wall of the protection box and a sliding plate slidably connected to the interior of the protection box, so that a worker manually operates a hand-cranking device to drive a positive and negative lead screw to rotate, and a threaded sleeve drives a connecting block and a protection block to relatively move; and the thread of the fastening bolt is protected through the protection block, so that the product is prevented from being eroded by the external environment in the use process, the influence on the subsequent adjustment, cleaning and maintenance work of the product is further prevented, and the product meets the use requirements under different conditions.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of plate heat exchanger, especially to a multi-baffle heat exchange area adjustable type plate heat exchanger. BACKGROUND

[0002] Plate heat exchanger is by a series of have certain corrugated shape metal sheet stack loading and form a kind of high-efficiency heat exchanger, various wide channel plate heat exchanger between thin rectangular channel is formed, and heat exchange is carried out through wide channel plate heat exchanger, plate heat exchanger is the ideal equipment of liquid vapor and carries out heat exchange, it has heat exchange efficiency high, heat loss small, compact structure light and handy, small footprint, widely used and long service life etc.

[0003] Such as Chinese patent document (CN209197537U) a plate heat exchanger, it includes the body, the body is provided with the heat dissipation area with air contact area adjustable, the body is connected with the material feeding port for material entering the body and the water inlet for cooling water entering the body circulation, the body is provided with discharge port and water outlet, the feeding port and water inlet are provided with the fixed assembly of facilitating disassembly, the fixed assembly is fixedly connected with the driving assembly for driving the fixed assembly to be fixed loose, the driving assembly is rotatably connected with the fixed assembly, the utility model has water inlet pipe and material pipe to realize automatic disassembly, and the effect of facilitating the adjustment of heat exchange efficiency, but the product is directly exposed in the external air in the process of using, and the moisture and impurities in the external air are prone to erode it, to cause the influence to the subsequent cleaning, maintenance and adjustment of product, and it is inconvenient to meet different application environment, therefore, need to be improved. SUMMARY

[0004] This section aims to outline some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the utility model name to avoid obscuring the purpose of this section, the abstract of the specification and the utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In view of the above problems existing in the prior art multi-baffle heat exchange area adjustable type plate heat exchanger, the utility model is proposed.

[0006] Therefore, the utility model aims to provide a multi-baffle heat exchange area adjustable type plate heat exchanger.

[0007] To solve the above technical problems, the utility model provides technical scheme as follows: A kind of multi-baffle heat exchange area adjustable plate heat exchanger, it includes fixed limiting component, it includes the multiple installation box of symmetric arrangement, positive and negative screw rod, two protective blocks, connecting plate connected with protective block and limiting block, protective component, it includes the clamping block being arranged on limiting block, protective box connected with clamping block and spring and sliding plate slidingly connected in protective box interior being arranged on the side wall of protective box.

[0008] As a preferred scheme of the multi-baffle heat exchange area adjustable plate heat exchanger of the utility model, wherein: the installation box side is fixedly connected with movable compression plate, and the movable compression plate side is provided with fixed compression plate.

[0009] As a preferred scheme of the multi-baffle heat exchange area adjustable plate heat exchanger of the utility model, wherein: the movable compression plate and fixed compression plate inside both sides are provided with a plurality of first through holes, the first through hole is provided with fastening bolt inside, a plurality of fastening bolts are provided with a plurality of heat exchange fins between them, the heat exchange fin is arranged between movable compression plate and fixed compression plate, and the same positioning guide rod is arranged on the upper and lower sides of the plurality of heat exchange fins.

[0010] As a preferred scheme of the multi-baffle heat exchange area adjustable plate heat exchanger of the utility model, wherein: the installation box is sleeved on the outer circumferential side of fastening bolt, the positive and negative screw rod is rotationally connected in the installation box interior, and the positive and negative screw rod top end extends to the installation box outside and is fixedly connected with hand shaker.

[0011] As a preferred scheme of the multi-baffle heat exchange area adjustable plate heat exchanger of the utility model, wherein: the threads on the two sides of the positive and negative screw rod are oppositely arranged, the threaded sleeve is threadedly connected on the two sides of the positive and negative screw rod, the connecting block is fixedly connected on the outer circumferential side of the threaded sleeve, the connecting block side is fixedly connected with the one side of the protective block, and the connecting block and protective block are slidingly connected in the installation box interior.

[0012] As a preferred scheme of the multi-baffle heat exchange area adjustable plate heat exchanger of the utility model, wherein: the connecting plate side is fixedly connected with the outer wall of the protective block, and the connecting plate is arranged on the side opposite to the protective box, and the protective block is arranged on the side away from the fastening bolt.

[0013] As a preferred scheme of the multi-baffle heat exchange area adjustable plate heat exchanger of the utility model, wherein: the protective box is sleeved on the outer circumferential side of fastening bolt, the second through hole is formed on the two sides of the fastening bolt, the second through hole is located in the movable compression plate interior, and the clamping block is slidingly connected in the second through hole interior.

[0014] As a preferred scheme of the multi-baffle heat exchange area adjustable plate heat exchanger, the utility model discloses a fixing plate is fixedly connected to the fixed compression plate, and the fixing plate is fixedly connected to the fixed compression plate.

[0015] As a preferred scheme of the multi-baffle heat exchange area adjustable plate heat exchanger, the utility model discloses a fixing plate is fixedly connected to the fixed compression plate, and the fixing plate is fixedly connected to the fixed compression plate.

[0016] As a preferred scheme of the multi-baffle heat exchange area adjustable plate heat exchanger, the utility model discloses a fixing plate is fixedly connected to the fixed compression plate, and the fixing plate is fixedly connected to the fixed compression plate.

[0017] As a preferred scheme of the multi-baffle heat exchange area adjustable plate heat exchanger, the utility model discloses a fixing plate is fixedly connected to the fixed compression plate, and the fixing plate is fixedly connected to the fixed compression plate.

[0018] The utility model discloses an advantage lies in: the staff manual operation hand shake ware drive positive and negative screw rod rotation, make the thread cover drive connecting block and the relative movement of the protection block, the thread of fastening bolt is prevented to the protection block to the product in the use process and is prevented from being eroded by external environment, and then prevent the influence that the subsequent adjustment, cleaning and maintenance work of product causes, thereby make the product satisfy the use demand of different situation, the fastening bolt of the fixed compression plate side far away from the fixed compression plate of the movable compression plate is prevented to the protection box, further improve the protection effect of product, simultaneously, the sealed baffle will be sealed with the protection block and is prevented with the first through -hole, to the thread on the fastening bolt in the movable compression plate inside is prevented, guarantees the all -round protection effect of product in the use process, further improve the application scope of product. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will be needed to use the drawing in the embodiment description briefly introduced, obviously, the drawing in the following description only some embodiments of the utility model, for the ordinary skilled person in the art, under the premise of not paying the creative labor, can also obtain other drawings according to these drawings.

[0020] Figure 1The utility model discloses a whole structure schematic diagram of multi-baffle heat exchange area adjustable plate heat exchanger.

[0021] Figure 2 It is the partial enlarged structure schematic diagram of A place in the utility model multi-baffle heat exchange area adjustable plate heat exchanger. Figure 1

[0022] Figure 3 It is the partial structure schematic diagram of fixed limiting assembly and protection assembly in the utility model multi-baffle heat exchange area adjustable plate heat exchanger.

[0023] Figure 4 It is the structure schematic diagram of protection box in the utility model multi-baffle heat exchange area adjustable plate heat exchanger.

[0024] Legend:

[0025] 1, fixed compression plate, 2, positioning guide rod, 3, support column, 4, movable compression plate, 5, fastening bolt, 6, heat exchange fin, 7, protection assembly, 701, protection box, 702, spring, 703, sliding plate, 704, sealing baffle, 705, clamping block, 8, fixed limiting assembly, 801, installation box, 802, positive and negative screw, 803, hand shaker, 804, threaded sleeve, 805, connecting block, 806, protection block, 807, connecting plate, 808, limiting block, 9, hot water inlet pipe, 10, hot water outlet pipe, 11, cold water inlet pipe, 12, cold water outlet pipe. Specific implementation

[0026] In order to make the above-mentioned purpose, features and advantages of the utility model more obvious and easy to understand, the specific implementation of the utility model is explained in detail below with the help of the attached drawings of the specification.

[0027] In the following description, a lot of specific details are set forth in order to fully understand the utility model, but the utility model can also be implemented in other ways different from the description, and the person skilled in the art can make similar generalization without violating the connotation of the utility model, so the utility model is not limited by the following disclosed specific embodiments.

[0028] Secondly, the "one embodiment" or "embodiment" referred to here means that the specific features, structures or characteristics can be contained in at least one implementation of the utility model. In this specification, "in one embodiment" does not mean the same embodiment, nor is it an independent or selective embodiment that excludes other embodiments.

[0029] ​Thirdly, the utility model is described in detail in combination with the schematic diagram, in the detailed description of the utility model embodiment, for the convenience of description, the sectional view of the device structure will be partially enlarged without the general proportion, and the schematic diagram is only an example, which should not limit the scope of the utility model protection here. In addition, the three-dimensional spatial dimension of length, width and depth should be included in actual production. Embodiment 1

[0030] Reference Figures 1-4 For the first embodiment of the utility model, a multi-baffle heat exchange area adjustable plate heat exchanger is provided, which comprises a fixed limiting component 8, which comprises a plurality of installation boxes 801 arranged symmetrically, a forward and reverse screw rod 802, two protective blocks 806, a connecting plate 807 connected with the protective block 806 and a limiting block 808.

[0031] Further, the installation box 801 is fixedly connected with a movable compression plate 4 on one side, and the movable compression plate 4 is provided with a fixed compression plate 1 on one side.

[0032] Further, the movable compression plate 4 and the fixed compression plate 1 are provided with a plurality of first through holes on both sides, and the first through holes are provided with fastening bolts 5 inside, a plurality of heat exchange plates 6 are arranged between the movable compression plate 4 and the fixed compression plate 1, and the same positioning guide rod 2 is arranged on both sides of the heat exchange plate 6.

[0033] Further, the installation box 801 is sleeved on the outer circumferential side of the fastening bolt 5, the forward and reverse screw rod 802 is rotatably connected in the installation box 801, and the top end of the forward and reverse screw rod 802 extends to the outside of the installation box 801 and is fixedly connected with a hand shaker 803.

[0034] Further, the threads on both sides of the forward and reverse screw rod 802 are oppositely arranged, the threaded sleeves 804 are threadedly connected on both sides of the forward and reverse screw rod 802, the connecting blocks 805 are fixedly connected on the outer circumferential side of the threaded sleeves 804, one side of the connecting block 805 is fixedly connected with one side of the protective block 806, and the connecting block 805 and the protective block 806 are slidably connected in the installation box 801.

[0035] Further, one side of the connecting plate 807 is fixedly connected with the outer wall of the protective block 806, and the connecting plate 807 is arranged on the side opposite to the protective box 701, and the protective block 806 is arranged on the side away from the fastening bolt 5.

[0036] Specifically, when the staff adjusts the use distance between the fixed pressing plate 1 and the movable pressing plate 4, and places the external heat exchange sheet 6 between the fixed pressing plate 1 and the movable pressing plate 4, the fixed pressing plate 1 and the movable pressing plate 4 after adjustment are fixed through the fastening bolt 5, the use quantity between the plurality of heat exchange sheets 6 is increased, the overall heat exchange area of the product is adjusted, after the fixing of the fastening bolt 5 is completed, then the protection assembly 7 is operated to move to the movable pressing plate 4, then the staff manually operates the hand shaker 803, the hand shaker 803 drives the lead screw 802 to rotate, the lead screw 802 and the two threaded sleeves 804 are linked, power is transmitted to the threaded sleeve 804, the threaded sleeve 804 drives the connecting block 805 and the protection block 806 to move relatively, the threaded part of the fastening bolt 5 is protected through the protection block 806, so that the product is not eroded by the external environment during use, and the subsequent adjustment, cleaning and maintenance of the product are prevented from being affected, so that the product meets the use requirements in different situations. Embodiment 2

[0037] With reference to Figures 1-4 For the second embodiment of the utility model, different from the previous embodiment, the embodiment further comprises: a protection assembly 7, which comprises a clamping block 705 arranged on a limiting block 808, a protection box 701 connected with the clamping block 705, and a spring 702 arranged on the side wall of the protection box 701 and a sliding plate 703 slidingly connected in the protection box 701.

[0038] Further, the protection box 701 is sleeved on the outer circumferential side of the fastening bolt 5, second through holes are arranged on both sides of the fastening bolt 5, the second through holes are located in the movable pressing plate 4, and the clamping block 705 is slidingly connected in the second through hole.

[0039] Further, one side of the clamping block 705 is fixedly connected with the outer wall of the protection box 701, a clamping groove is arranged in the clamping block 705, one side of the limiting block 808 is fixedly connected with the connecting plate 807, the limiting block 808 is slidingly connected in the clamping groove, the protection box 701 is fixedly connected with a sealing baffle 704 on the side opposite to the protection block 806, the sealing baffle 704 is slidingly sealed in the movable pressing plate 4, and the sealing baffle 704 is arranged on the side away from the center of the movable pressing plate 4.

[0040] Further, one side of the sliding plate 703 is fixedly connected with the spring 702, and the spring 702 is arranged on the side away from the fastening bolt 5.

[0041] Further, one end of the positioning guide rod 2 is fixedly connected with the fixed pressing plate 1, the other end of the positioning guide rod 2 is fixedly connected with a supporting column 3, and the movable pressing plate 4 is slidingly connected between the two positioning guide rods 2.

[0042] Further, the fixed pressing plate 1 is respectively provided with a hot water inlet pipe 9 and a cold water inlet pipe 11, and the hot water outlet pipe 10 and the cold water outlet pipe 12 are respectively arranged below the hot water inlet pipe 9 and the cold water inlet pipe 11, and the hot water outlet pipe 10 and the cold water outlet pipe 12 are in communication with the fixed pressing plate 1.

[0043] Specifically, the staff manually operates the protection box 701 to drive the clamping block 705 into the second through hole, at this time, the protection box 701 is located on the outer peripheral side of the fastening bolt 5, the fastening bolt 5 on the side away from the fixed pressing plate 1 of the movable pressing plate 4 is protected by the protection box 701, and the protection effect of the product is further improved; when the two protection blocks 806 are relatively moved, the connecting plate 807 and the limiting block 808 are driven to move, the limiting block 808 enters the clamping groove in the clamping block 705, so as to fix the use position of the clamping block 705 and the protection box 701; at this time, the end of the fastening bolt 5 away from the fixed pressing plate 1 will extrude the spring 702 through the sliding plate 703, at the same time, the sealing baffle 704 will be in sealing contact with the protection block 806, and the first through hole is protected, so as to protect the thread on the fastening bolt 5 in the movable pressing plate 4, and the all-round protection effect of the product in use is ensured, and the application range of the product is further improved.

[0044] Importantly, it should be noted that the constructions and arrangements of the present application shown in the various exemplary embodiments are by way of illustration only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily understand that many modifications can be made to the embodiments without materially departing from the novel teachings and advantages described in this application (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters, mounting arrangements, use of materials, colors, orientations, etc.). For example, elements shown as integrally formed can be constructed of multiple parts or elements, the position of elements can be reversed or otherwise varied, and the nature or number of elements or positions can be altered or varied. Accordingly, all such variations are intended to be included within the scope of the present application. The order or sequence of any process or method steps can be changed or re-sequenced without departing from the scope of the application. Any "means plus function" clauses are intended to cover the structures described herein as performing the recited functions and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes, and omissions can be made in the design, operating conditions, and arrangement of the exemplary embodiments without departing from the scope of the present application. Accordingly, the present application is not limited to the particular embodiments described and illustrated herein, but extends to equivalents of what is claimed and / or described. It is therefore desired that the present application be interpreted as broadly as possible in order to include all equivalents of what is claimed and / or described.

[0045] Furthermore, in the interest of providing a concise description of illustrative embodiments, not all features of an actual implementation can be described (i.e., those pertaining to the

[0046] It will be appreciated that in the development of any actual embodiment, as in any engineering or design project, numerous implementation-specific decisions can be made. Such development efforts might be complex and time-consuming, but would nevertheless be a routine undertaking for those of ordinary skill in the art having the benefit of this disclosure.

[0047] It should be noted that the above-mentioned embodiments are only used to illustrate the technical solutions of the present application, not limit the present application. Although the present application has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present application can be modified or equivalently replaced without departing from the spirit and scope of the present application, and they should be covered in the scope of the claims of the present application.

Claims

1. A multi-baffle heat exchange area adjustable plate heat exchanger, characterized by: The utility model relates to a heat exchange device for a heat exchanger, which comprises a fixed limiting assembly (8), a protection assembly (7) and a heat exchange assembly (2). The fixed limiting assembly (8) comprises a plurality of mounting boxes (801) arranged symmetrically, a forward and reverse screw rod (802), two protection blocks (806), a connecting plate (807) connected with the protection blocks (806) and a limiting block (808). The protection assembly (7) comprises a clamping block (705) arranged on the limiting block (808), a protection box (701) connected with the clamping block (705) and a spring (702) arranged on the side wall of the protection box (701) and a sliding plate (703) slidingly connected in the protection box (701).

2. The multi-partition heat exchange area adjustable plate heat exchanger according to claim 1, characterized in that: One side of the mounting box (801) is fixedly connected with a movable compression plate (4), and one side of the movable compression plate (4) is provided with a fixed compression plate (1).

3. The multi-partition heat exchange area adjustable plate heat exchanger according to claim 2, characterized in that: Both sides of the movable compression plate (4) and the fixed compression plate (1) are provided with a plurality of first through holes, and the first through holes are provided with fastening bolts (5) inside.

4. The multi-partition heat exchange area adjustable plate heat exchanger according to claim 3, characterized in that: The mounting box (801) is sleeved on the outer circumferential side of the fastening bolt (5), the forward and reverse screw rod (802) is rotationally connected in the mounting box (801), and the top end of the forward and reverse screw rod (802) extends to the outside of the mounting box (801) and is fixedly connected with a hand shaker (803).

5. The multi-partition heat exchange area adjustable plate heat exchanger according to claim 4, characterized in that: The threads on both sides of the forward and reverse screw rod (802) are oppositely arranged, and the forward and reverse screw rod (802) is threadedly connected with a threaded sleeve (804) on both sides.

6. The multi-partition heat exchange area adjustable plate heat exchanger according to claim 5, characterized in that: One side of the connecting plate (807) is fixedly connected with the outer wall of the protection block (806), and the connecting plate (807) is arranged on the side opposite to the protection box (701).

7. The multi-partition heat exchange area adjustable plate heat exchanger according to claim 6, characterized in that: The protection block (806) is arranged on the side away from the fastening bolt (5).

8. The multi-partition heat exchange area adjustable plate heat exchanger according to claim 7, characterized in that: The protection box (701) is sleeved on the outer circumferential side of the fastening bolt (5), and the fastening bolt (5) is provided with a second through hole on both sides.

9. The multi-partition heat exchange area adjustable plate heat exchanger according to claim 1, characterized in that: The second through hole is located in the movable compression plate (4), and the clamping block (705) is slidingly connected in the second through hole. One side of the clamping block (705) is fixedly connected with the outer wall of the protection box (701), and the clamping block (705) is provided with a clamping groove inside. One side of the limiting block (808) is fixedly connected with the connecting plate (807), and the limiting block (808) is slidingly connected in the clamping groove. One side of the sliding plate (703) is fixedly connected with the spring (702), and the spring (702) is arranged on the side away from the fastening bolt (5).

10. The multi-partition heat exchange area adjustable plate heat exchanger according to claim 3, characterized in that: One end of the positioning guide rod (2) is fixedly connected with the fixed pressing plate (1), the other end of the positioning guide rod (2) is fixedly connected with the supporting column (3), the movable pressing plate (4) is slidably connected between the two positioning guide rods (2), the top of the fixed pressing plate (1) is respectively provided with the hot water inlet pipe (9) and the cold water inlet pipe (11), the lower side of the hot water inlet pipe (9) and the cold water inlet pipe (11) is respectively provided with the hot water outlet pipe (10) and the cold water outlet pipe (12), the hot water outlet pipe (10) and the cold water outlet pipe (12) are communicated with the fixed pressing plate (1).

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