Clamping plate for plate heat exchanger

Abstract

The utility model discloses a clamping plate for a plate heat exchanger, which comprises a base, the base is connected with a fixing mechanism, the upper surface of the base is connected with a support frame, the support frame is connected with a lifting frame, the inner wall of the lifting frame is connected with a buffer mechanism, and a switch mechanism is connected between a protective plate and the lifting frame. And a heat exchanger is mounted on the base. According to the clamping plate for the plate heat exchanger, the distance between the lifting frame and the supporting frame can be adjusted by rotating the lifting handle, so that the clamping area is adjusted, different heat exchanger pieces are installed, the rotating handle is rotated, the first bevel gear is driven to rotate, then the threaded rod is driven to rotate, and through cooperation between the buffer spring and the buffer pad, the clamping plate is convenient to use. The heat exchanger can be buffered, damage to the outer surface of the heat exchanger caused by too large pressure when the heat exchanger is fixed is facilitated, and the protection plate can be quickly fixed through cooperation between the insertion rods and the fixing holes.

Description

Technical Field

[0001] The utility model relates to the technical field of plate heat exchangers, in particular to a clamping plate for 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.

[0003] The Chinese patent application with application number CN201922008749.1 discloses a plate heat exchanger clamp, including an end plate, a heat exchange plate, a bolt, an upper guide rod, a clamp, a pillar and a lower guide rod, the top of the end plate is fixedly connected to one end of the upper guide rod by a screw, the bottom of the end plate is fixedly connected to one end of the lower guide rod by a screw, the middle of the upper and lower ends of the heat exchange plate is provided with a first slide groove, the first slide grooves at the upper and lower ends of the heat exchange plate are respectively slidably connected to the bottom of the upper guide rod and the top of the lower guide rod, the middle of the upper and lower ends of the clamp is provided with a second slide groove, the second slide grooves at the upper and lower ends of the clamp are respectively slidably connected to the bottom of the upper guide rod and the top of the lower guide rod, the heat exchange plate is located between the end plate and the clamp, a rubber pad is embedded and fixed on one side of the clamp, the other end of the upper guide rod is fixedly connected to the top of the pillar by a screw, and the other end of the lower guide rod is fixedly connected to the bottom of the pillar by a screw. The utility model has the advantage of making the connection tighter through the elastic contact of the rubber pad.

[0004] However, the existing heat exchangers still have some defects. The sizes are fixed, so the heat exchange area is also fixed, and the heat exchanger cannot be adjusted according to needs. Utility Model Content

[0005] In view of the above-mentioned deficiencies in the prior art, the utility model provides a clamping plate for a plate heat exchanger, which aims to solve the problems that the size is fixed, so that the heat exchange area is also fixed and the heat exchanger cannot be adjusted according to needs.

[0006] In order to achieve the above-mentioned utility model object, the technical solution adopted by the utility model is: a clamping plate for a plate heat exchanger, comprising a base, a fixing mechanism connected to the base, a support frame connected to the upper surface of the base, a lifting frame connected to the support frame, a buffer mechanism connected to the inner wall of the lifting frame, a protective plate connected to the top of the lifting frame, a switch mechanism connected between the protective plate and the lifting frame, and a heat exchanger installed on the base;

[0007] The fixing mechanism includes a rotating shaft sleeved on the base, the top end of the rotating shaft is connected to a rotating handle, the bottom end of the rotating shaft is connected to a bevel gear 1, a threaded rod is connected to the inside of the base, a slider is threadedly connected to the threaded rod, one end of the threaded rod is connected to a bevel gear 2, the bevel gear 1 is meshed with the bevel gear 2, an auxiliary rod is provided on the lifting frame, a telescopic rod is connected between the auxiliary rod and the slider, and a fixing plate is connected to one side of the telescopic rod.

[0008] Furthermore, a screw rod is threadedly connected between the lifting frame and the support frame, and a lifting handle is connected to the screw rod.

[0009] Furthermore, a buffer spring is connected to one side of the buffer mechanism, one end of the buffer spring is connected to a buffer plate, and a buffer pad is provided on one side of the buffer plate.

[0010] Furthermore, the switch mechanism includes a mounting base installed on the top of the lifting frame, a plug rod is connected to one side of the mounting base, a tension spring is connected between the plug rod and the mounting base, a fixing rod is connected to the lower surface of the protective plate, a fixing hole is provided on the fixing rod, and the plug rod is plugged into the fixing hole.

[0011] Furthermore, a fixing seat is fixedly connected to the lower surface of the base.

[0012] The beneficial effects of the utility model are:

[0013] The utility model discloses a clamping plate for a plate type heat exchanger. During actual use, the distance between the lifting frame and the supporting frame can be adjusted by rotating the lifting handle, thereby adjusting the clamping area. To cope with the installation of different heat exchanger plates, after adjusting the position, the heat exchanger is placed on the upper surface of the base, and the rotating handle is rotated to drive the bevel gear to rotate, thereby driving the threaded rod to rotate, and the telescopic rod slides on the auxiliary rod to drive the fixing plate to fix the heat exchanger. While fixing, the heat exchanger can be buffered by the cooperation between the buffer spring and the buffer pad, so that when fixing the heat exchanger, excessive pressure causes damage to the outer surface of the heat exchanger. The protective plate can be quickly fixed by the cooperation between the insertion rod and the fixing hole. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a cross-sectional view of a clamping plate for a plate heat exchanger of the utility model;

[0015] Figure 2 A plate for a plate heat exchanger according to the utility model Figure 1 Enlarged view of point A in the middle.

[0016] Reference table of reference numerals:

[0017] 1. Base; 2. Fixing mechanism; 201. Rotating shaft; 202. Bevel gear one; 203. Rotating handle; 204. Threaded rod; 205. Sliding block; 206. Telescopic rod; 207. Auxiliary rod; 208. Fixing plate; 209. Bevel gear two; 3. Support frame; 4. Lifting frame; 401. Screw rod; 402. Lifting handle; 5. Buffering mechanism; 501. Buffering spring; 502. Buffering plate; 503. Buffering pad; 6. Heat exchanger; 7. Protective plate; 8. Switching mechanism; 801. Mounting seat; 802. Insert rod; 803. Tension spring; 804. Fixing rod; 805. Fixing hole; 9. Fixing seat. DETAILED DESCRIPTION

[0018] The specific implementation of the utility model is further described below in conjunction with the accompanying drawings, wherein the same parts are represented by the same reference numerals.

[0019] It should be noted that the words "front", "rear", "left", "right", "up" and "down" used in the following description refer to directions in the drawings, and the words "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0020] In order to make the contents of the present invention more clearly understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0021] like Figure 1 to Figure 2 As shown, a clamping plate for a plate heat exchanger comprises a base 1, a fixing mechanism 2 is connected to the base 1, a support frame 3 is connected to the upper surface of the base 1, a lifting frame 4 is connected to the support frame 3, a buffer mechanism 5 is connected to the inner wall of the lifting frame 4, a protective plate 7 is connected to the top of the lifting frame 4, a switch mechanism 8 is connected between the protective plate 7 and the lifting frame 4, and a heat exchanger 6 is installed on the base 1;

[0022] The fixing mechanism 2 includes a rotating shaft 201 sleeved on the base 1, the top of the rotating shaft 201 is connected to a rotating handle 203, the bottom of the rotating shaft 201 is connected to a bevel gear 1 202, the inside of the base 1 is connected to a threaded rod 204, a slider 205 is threadedly connected to the threaded rod 204, one end of the threaded rod 204 is connected to a bevel gear 209, the bevel gear 1 202 and the bevel gear 2 209 are meshed, an auxiliary rod 207 is provided on the lifting frame 4, a telescopic rod 206 is connected between the auxiliary rod 207 and the slider 205, and a fixing plate 208 is connected to one side of the telescopic rod 206.

[0023] Specifically, the rotating handle 203 is rotated to drive the bevel gear 202 to rotate, and then the threaded rod 204 is rotated, and the telescopic rod 206 slides on the auxiliary rod 207 to drive the fixing plate 208 to fix the heat exchanger 6.

[0024] A screw rod 401 is threadedly connected between the lifting frame 4 and the supporting frame 3 , and a lifting handle 402 is connected to the screw rod 401 .

[0025] Specifically, while fixing, the heat exchanger 6 can be buffered through the cooperation between the buffer spring 501 and the buffer pad 503, so that when the heat exchanger 6 is fixed, excessive pressure may cause damage to the outer surface of the heat exchanger 6.

[0026] A buffer spring 501 is connected to one side of the buffer mechanism 5 , one end of the buffer spring 501 is connected to a buffer plate 502 , and a buffer pad 503 is provided on one side of the buffer plate 502 .

[0027] Specifically, the protective plate 7 can be quickly fixed through the cooperation between the insertion rod 802 and the fixing hole 805.

[0028] The switch mechanism 8 includes a mounting base 801 installed on the top of the lifting frame 4, a plug rod 802 is connected to one side of the mounting base 801, a tension spring 803 is connected between the plug rod 802 and the mounting base 801, a fixing rod 804 is connected to the lower surface of the protective plate 7, a fixing hole 805 is provided on the fixing rod 804, and the plug rod 802 is plugged into the fixing hole 805.

[0029] Specifically, the telescopic rod 206 slides on the auxiliary rod 207 to drive the fixing plate 208 to fix the heat exchanger 6 .

[0030] A fixing seat 9 is fixedly connected to the lower surface of the base 1 .

[0031] According to the working principle of the utility model, in actual use, the distance between the lifting frame 4 and the support frame 3 can be adjusted by rotating the lifting handle 402, thereby adjusting the clamping area. In response to the installation of different heat exchanger plates, after adjusting the position, the heat exchanger 6 is placed on the upper surface of the base 1, and the rotating handle 203 is rotated to drive the bevel gear 202 to rotate, thereby driving the threaded rod 204 to rotate, and the telescopic rod 206 slides on the auxiliary rod 207 to drive the fixing plate 208 to fix the heat exchanger 6. At the same time, the heat exchanger 6 can be buffered by the cooperation between the buffer spring 501 and the buffer pad 503, so that when the heat exchanger 6 is fixed, the outer surface of the heat exchanger 6 is damaged due to excessive pressure. The protective plate 7 can be quickly fixed by the cooperation between the insertion rod 802 and the fixing hole 805.

[0032] The above description is only a preferred embodiment of the present utility model patent and is not intended to limit the present utility model patent. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model patent shall be included in the protection scope of the present utility model patent.

Claims

1. A clamping plate for a plate heat exchanger, characterized in that: The invention comprises a base (1), the base (1) being connected to a fixing mechanism (2), the upper surface of the base (1) being connected to a supporting frame (3), the supporting frame (3) being connected to a lifting frame (4), the inner wall of the lifting frame (4) being connected to a buffer mechanism (5), the top end of the lifting frame (4) being connected to a protective plate (7), a switch mechanism (8) being connected between the protective plate (7) and the lifting frame (4), and a heat exchanger (6) being installed on the base (1); The fixing mechanism (2) comprises a rotating shaft (201) sleeved on the base (1), the top end of the rotating shaft (201) is connected to a rotating handle (203), the bottom end of the rotating shaft (201) is connected to a bevel gear 1 (202), the interior of the base (1) is connected to a threaded rod (204), a slider (205) is threadedly connected to the threaded rod (204), one end of the threaded rod (204) is connected to a bevel gear 2 (209), the bevel gear 1 (202) and the bevel gear 2 (209) are meshed, an auxiliary rod (207) is provided on the lifting frame (4), a telescopic rod (206) is connected between the auxiliary rod (207) and the slider (205), and one side of the telescopic rod (206) is connected to a fixing plate (208).

2. A clamping plate for a plate heat exchanger according to claim 1, characterized in that: A screw rod (401) is threadedly connected between the lifting frame (4) and the supporting frame (3), and a lifting handle (402) is connected to the screw rod (401).

3. The clamping plate for a plate heat exchanger according to claim 1, characterized in that: One side of the buffer mechanism (5) is connected to a buffer spring (501), one end of the buffer spring (501) is connected to a buffer plate (502), and one side of the buffer plate (502) is provided with a buffer pad (503).

4. The clamping plate for a plate heat exchanger according to claim 1, characterized in that: The switch mechanism (8) comprises a mounting seat (801) mounted on the top of the lifting frame (4); a plug rod (802) is connected to one side of the mounting seat (801); a tension spring (803) is connected between the plug rod (802) and the mounting seat (801); a fixing rod (804) is connected to the lower surface of the protective plate (7); a fixing hole (805) is provided on the fixing rod (804); and the plug rod (802) and the fixing hole (805) are plugged into each other.

5. The clamping plate for a plate heat exchanger according to claim 1, characterized in that: A fixing seat (9) is fixedly connected to the lower surface of the base (1).

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