Plate heat exchanger
By designing structures such as limiting plates and anti-slip particles in the plate heat exchanger, the problem of the lack of limiting function of the fixing mechanism is solved, and more stable plate fixing and equipment operation is achieved, avoiding loosening and falling off problems.
Patent Information
- Application Number
- CN202323309428.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-06
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2033-12-06
AI Technical Summary
The fixing mechanism of the existing plate heat exchanger lacks limiting function, resulting in poor fixing effect and easy loosening, which affects the stability and operating efficiency of the equipment.
A structure including fixed compression plate, guide rod, movable compression plate, screw sleeve, screw rod, rotary plate, tie rod, connecting plate, clamp rod and limit plate is designed. Through the cooperation of screw rod and screw sleeve, the tie rod is combined with the tie rod. The movement of the lever realizes the fixation of the plate, and prevents loosening through the limiting plate and the hole, and prevents anti-slip particles from falling off.
It effectively avoids loosening of the fixing mechanism, improves the fixing effect of the plate, ensures the stable operation and safety of the equipment, and prevents unstable operation of the components in the movable cylinder and fall off problems during user operation.
Smart Images
Figure CN222211346U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of plate heat exchangers, in particular to a plate heat exchanger. Background Art
[0002] Plate heat exchanger is a kind of high-efficiency heat exchanger made of a series of metal sheets with certain corrugated shapes. Thin rectangular channels are formed between various plates, and heat is exchanged through the plates. Plate heat exchanger is an ideal equipment for liquid-liquid and liquid-steam heat exchange. It has the characteristics of high heat exchange efficiency, small heat loss, compact and light structure, small footprint, wide application and long service life. Under the same pressure loss, its heat transfer coefficient is 3-5 times higher than that of tube heat exchanger, and the footprint is one-third of that of tube heat exchanger. The heat recovery rate can be as high as more than 90%.
[0003] When the plate is installed on the heat exchanger, a fixing mechanism is required to fix the plate. However, after the fixing mechanism fixes the plate, the fixing mechanism does not have a limiting function, which causes the fixing mechanism to become loose, resulting in a poor fixing effect of the fixing mechanism on the plate. Summary of the invention
[0004] In view of the deficiencies in the prior art, the utility model provides a plate heat exchanger having the advantages of limiting the position of a fixing mechanism, etc., thereby solving the problem that the fixing mechanism does not have a limiting function.
[0005] The plate heat exchanger of the utility model comprises a fixed pressing plate, the top and bottom of the right side of the fixed pressing plate are provided with a guide rod, the right side of the guide rod is fixedly connected with a bracket, the right side of the fixed pressing plate is provided with a plate, the top and bottom of the plate are clamped with the guide rod, the right side of the plate is provided with a movable pressing plate, and the top and bottom of the movable pressing plate are movably connected with the guide rod, both sides of the inner cavity of the movable pressing plate are sleeved with screw sleeves, the inner cavity of the screw sleeve is threadedly connected with a screw, the left side of the screw rod passes through and extends to the left side of the fixed pressing plate, a rotating plate is provided on the left side of the screw rod, a clamping hole is opened on the surface of the rotating plate, a movable cylinder is provided above the rotating plate, the inner cavity of the movable cylinder is provided with a connecting plate, the top of the connecting plate is provided with a pull rod, the top of the pull rod passes through and extends to the top of the movable cylinder, the top of the pull rod is provided with a pull plate, the connection between the top of the connecting plate and the movable cylinder is provided with a spring, and the spring is sleeved on the surface of the pull rod, the connecting plate The bottom of the movable cylinder is provided with a clamping rod, and the bottom of the clamping rod penetrates and extends to the bottom of the movable cylinder and is clamped with the clamping hole. The utility model first disassembles the bracket, and then installs the required plate in the guide rod. At this time, the movable pressing plate is installed, and then the screw on the fixed pressing plate is threadedly connected to the screw sleeve, and then the bracket is fixed on the guide rod by the external fixing bolt. Then the pull plate is pulled, and the pull rod is driven upward by the pull plate, and the connecting plate is driven upward by the pull rod, and the clamping rod is driven upward by the connecting plate. At this time, the rotating plate is rotated again, and the screw is driven to rotate by the rotating plate, and the screw sleeve is driven to move left by rotating the screw, and the movable pressing plate is driven to move left by the screw sleeve, and the plate is fixed by the movable pressing plate and the fixed pressing plate. After the plate is fixed, the pull plate is released, and the connecting plate is driven downward by the inertia of the spring, and the clamping rod is driven downward by the connecting plate. When the clamping rod moves to the clamping hole in the rotating plate, the rotating plate can be limited to prevent the rotating plate from loosening.
[0006] The plate type heat exchanger of the utility model, wherein the right side of the movable cylinder is clamped with a limiting plate, and the right side of the limiting plate is fixedly connected to the fixed pressing plate. The utility model can fix the movable cylinder through the limiting plate, so that the movable cylinder is more effective when in use, and avoids the movable cylinder from loosening during use, thereby causing unstable operation of components in the movable cylinder.
[0007] In the plate heat exchanger of the utility model, the number of the clamping holes is eight, and the eight clamping holes are arranged on the surface of the rotating plate at equal distances.
[0008] In the plate heat exchanger of the utility model, the surface of the pull plate is provided with anti-skid particles, and the number of the anti-skid particles is not less than thirty. The anti-skid particles can prevent the pull plate from slipping, thereby preventing the user from falling off during use.
[0009] The utility model provides a plate-type heat exchanger, wherein the number of the screw sleeves is two, and the two screw sleeves are centrally symmetrically arranged with respect to the movable pressing plate.
[0010] In the plate heat exchanger of the utility model, the bottom of the connecting plate and the connection point of the clamping rod are fixedly connected by welding, and the top of the clamping rod is located at the center of the bottom of the connecting plate.
[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:
[0012] 1. The utility model first disassembles the bracket, and then installs the required plate in the guide rod, then installs the movable clamping plate, and then threadably connects the screw on the fixed clamping plate to the screw sleeve, and then fixes the bracket to the guide rod through the external fixing bolt, and then pulls the pull plate, drives the pull rod to move upward through the pull plate, drives the connecting plate to move upward through the pull rod, and drives the clamping rod to move upward through the connecting plate. At this time, rotate the rotating plate, drive the screw to rotate through the rotating plate, drive the screw sleeve to move left through the rotating screw, drive the movable clamping plate to move left through the screw sleeve, and fix the plate through the movable clamping plate and the fixed clamping plate. After the plate is fixed, release the pull plate, drive the connecting plate to move downward through the inertia of the spring, and drive the clamping rod to move downward through the connecting plate. When the clamping rod moves to the clamping hole in the rotating plate, the rotating plate can be limited to prevent the rotating plate from loosening.
[0013] 2. The utility model can fix the movable cylinder by means of the limit plate, so that the movable cylinder has a better effect when in use, and avoids the movable cylinder from loosening during use, thereby causing the parts in the movable cylinder to operate unstably;
[0014] The anti-skid particles can prevent the pull plate from slipping, thus preventing the user from falling off when using it. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:
[0016] Figure 1 It is a schematic diagram of the structure of the utility model;
[0017] Figure 2 For this utility model Figure 1 A schematic diagram of the partially enlarged structure at center A;
[0018] Figure 3 It is a schematic diagram of the cross-sectional structure of the movable cylinder of the utility model.
[0019] In the figure: 1. fixed clamping plate; 2. guide rod; 3. plate; 4. movable clamping plate; 5. bracket; 6. screw rod; 7. screw sleeve; 8. movable cylinder; 9. pull plate; 10. limit plate; 11. clamping hole; 12. rotating plate; 13. pull rod; 14. connecting plate; 15. spring; 16. clamping rod. DETAILED DESCRIPTION
[0020] The following will disclose multiple embodiments of the present invention with drawings. For the purpose of clear description, many practical details will be described together in the following description. However, it should be understood that these practical details should not be used to limit the present invention. In other words, in some embodiments of the present invention, these practical details are not necessary. In addition, in order to simplify the drawings, some conventional structures and components will be depicted in a simple schematic manner in the drawings.
[0021] See also Figure 1-3The plate heat exchanger of the utility model comprises a fixed pressing plate 1, a guide rod 2 is arranged at the top and bottom of the right side of the fixed pressing plate 1, a bracket 5 is fixedly connected to the right side of the guide rod 2, a plate 3 is arranged at the right side of the fixed pressing plate 1, the top and bottom of the plate 3 are clamped with the guide rod 2, a movable pressing plate 4 is arranged at the right side of the plate 3, and the top and bottom of the movable pressing plate 4 are movably connected with the guide rod 2, a screw sleeve 7 is sleeved on both sides of the inner cavity of the movable pressing plate 4, a screw 6 is threadedly connected to the inner cavity of the screw sleeve 7, and the left side of the screw 6 penetrates and extends to the fixed pressing plate On the left side of the plate 1 and the screw rod 6, a rotating plate 12 is provided, a clamping hole 11 is provided on the surface of the rotating plate 12, a movable cylinder 8 is provided above the rotating plate 12, a connecting plate 14 is provided in the inner cavity of the movable cylinder 8, a pull rod 13 is provided at the top of the connecting plate 14, the top of the pull rod 13 penetrates and extends to the top of the movable cylinder 8, a pull plate 9 is provided at the top of the pull rod 13, a spring 15 is provided at the connection between the top of the connecting plate 14 and the movable cylinder 8, and the spring 15 is sleeved on the surface of the pull rod 13, a clamping rod 16 is provided at the bottom of the connecting plate 14, and the bottom of the clamping rod 16 penetrates And extend to the bottom of the movable cylinder 8 and snap into the clamping hole 11. The utility model first disassembles the bracket 5, and then installs the required plate 3 in the guide rod 2, then installs the movable clamping plate 4, and then screws the screw 6 on the fixed clamping plate 1 into the screw sleeve 7, and then fixes the bracket 5 on the guide rod 2 through the external fixing bolt, and then pulls the pull plate 9, drives the pull rod 13 to move upward through the pull plate 9, drives the connecting plate 14 to move upward through the pull rod 13, and drives the clamping rod 16 to move upward through the connecting plate 14, and then rotates the rotating plate 12, The screw rod 6 is driven to rotate by the rotating plate 12, and the screw sleeve 7 is driven to move left by rotating the screw 6, and the movable clamping plate 4 is driven to move left by the screw sleeve 7, and the plate 3 is fixed by the movable clamping plate 4 and the fixed clamping plate 1. After the plate 3 is fixed, the pull plate 9 is released, and the connecting plate 14 is driven to move downward by the inertia of the spring 15, and the clamping rod 16 is driven to move downward by the connecting plate 14. When the clamping rod 16 moves to the clamping hole 11 in the rotating plate 12, the rotating plate 12 can be limited to prevent the rotating plate 12 from loosening.
[0022] The right side of the movable cylinder 8 is clamped with the limiting plate 10, and the right side of the limiting plate 10 is fixedly connected to the fixed pressing plate 1. The utility model can fix the movable cylinder 8 through the limiting plate 10, so that the movable cylinder 8 can be better used when in use, avoiding the loosening of the movable cylinder 8 during use, thereby causing unstable operation of the components in the movable cylinder 8.
[0023] The number of the clamping holes 11 is eight, and the eight clamping holes 11 are equidistantly arranged on the surface of the rotating plate 12 .
[0024] The surface of the pull plate 9 is provided with anti-skid particles, and the number of the anti-skid particles is not less than thirty. The anti-skid particles can prevent the pull plate 9 from slipping, thereby preventing the user from falling off during use.
[0025] There are two screw sleeves 7 , and the two screw sleeves 7 are centrally symmetrically arranged with respect to the movable pressing plate 4 .
[0026] The bottom of the connecting plate 14 and the connecting rod 16 are fixedly connected by welding, and the top of the connecting rod 16 is located at the center of the bottom of the connecting plate 14 .
[0027] When using the utility model: first disassemble the bracket 5, then install the required plate 3 in the guide rod 2, then install the movable clamping plate 4, then thread the screw 6 on the fixed clamping plate 1 into the screw sleeve 7, then fix the bracket 5 on the guide rod 2 through the external fixing bolt, then pull the pull plate 9, drive the pull rod 13 to move upward through the pull plate 9, drive the connecting plate 14 to move upward through the pull rod 13, drive the clamping rod 16 to move upward through the connecting plate 14, and then rotate the rotating plate 12, and drive the rotating plate 12 to move upward through the rotating plate 12. The movable screw rod 6 rotates, and the screw sleeve 7 is driven to move left by rotating the screw rod 6, and the movable clamping plate 4 is driven to move left by the screw sleeve 7, and the plate 3 is fixed by the movable clamping plate 4 and the fixed clamping plate 1. After the plate 3 is fixed, the pull plate 9 is released, and the connecting plate 14 is driven downward by the inertia of the spring 15, and the clamping rod 16 is driven downward by the connecting plate 14. When the clamping rod 16 moves to the clamping hole 11 in the rotating plate 12, the rotating plate 12 can be limited to prevent the rotating plate 12 from loosening.
[0028] The above description is only an embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent substitution, improvement, etc. made within the spirit and principle of the present invention shall be included in the scope of the claims of the present invention.
Claims
1. A plate heat exchanger, comprising a fixed pressing plate (1), characterized in that: A guide rod (2) is provided at the top and bottom of the right side of the fixed pressing plate (1), and a bracket (5) is fixedly connected to the right side of the guide rod (2). A plate (3) is provided on the right side of the fixed pressing plate (1), and the top and bottom of the plate (3) are clamped with the guide rod (2). A movable pressing plate (4) is provided on the right side of the plate (3), and the top and bottom of the movable pressing plate (4) are movably connected to the guide rod (2). Screw sleeves (7) are sleeved on both sides of the inner cavity of the movable pressing plate (4), and the inner cavity of the screw sleeve (7) is threadedly connected with a screw rod (6). The left side of the screw rod (6) passes through and extends to the left side of the fixed pressing plate (1). A rotating plate (12) is provided on the left side of the screw rod (6). A clamping hole (11) is provided on the surface of the plate (12), a movable cylinder (8) is provided above the rotating plate (12), a connecting plate (14) is provided in the inner cavity of the movable cylinder (8), a pull rod (13) is provided on the top of the connecting plate (14), the top of the pull rod (13) passes through and extends to the top of the movable cylinder (8), a pull plate (9) is provided on the top of the pull rod (13), a spring (15) is provided at the connection between the top of the connecting plate (14) and the movable cylinder (8), and the spring (15) is sleeved on the surface of the pull rod (13), and a clamping rod (16) is provided at the bottom of the connecting plate (14), and the bottom of the clamping rod (16) passes through and extends to the bottom of the movable cylinder (8) and is clamped with the clamping hole (11).
2. A plate heat exchanger according to claim 1, characterized in that: The right side of the movable cylinder (8) is clamped with a limiting plate (10), and the right side of the limiting plate (10) is fixedly connected to the fixed pressing plate (1).
3. A plate heat exchanger according to claim 1, characterized in that: The number of the clamping holes (11) is eight, and the eight clamping holes (11) are arranged at equal distances on the surface of the rotating plate (12).
4. A plate heat exchanger according to claim 1, characterized in that: The surface of the pull plate (9) is provided with anti-skid particles, and the number of the anti-skid particles is not less than thirty.
5. The plate heat exchanger according to claim 1, characterized in that: The number of the screw sleeves (7) is two, and the two screw sleeves (7) are centrally symmetrically arranged with respect to the movable pressing plate (4).
6. A plate heat exchanger according to claim 1, characterized in that: The connection between the bottom of the connecting plate (14) and the clamping rod (16) is fixedly connected by welding, and the top of the clamping rod (16) is located at the center of the bottom of the connecting plate (14).