Supporting and limiting mechanism of double-tube-sheet heat exchanger

Abstract

The utility model belongs to the field of double-tube-sheet heat exchangers, particularly relates to a supporting and limiting mechanism of a double-tube-sheet heat exchanger, and provides the following scheme aiming at the problems that a water inlet and a water outlet of an existing double-tube-sheet heat exchanger are fixed in orientation and height and cannot be adjusted: the supporting and limiting mechanism comprises a double-tube-sheet heat exchanger main body; the supporting cylinder is rotationally connected to the surface of the double-tube-plate heat exchanger body in a sleeving mode; the supporting frame is welded to the bottom of the supporting cylinder; the number of the sliding rods is four, and the four sliding rods are connected to the sliding holes in the bottom of the supporting frame in a sliding mode; the mounting plate is connected among the bottom ends of the four sliding rods through bolts; the adjusting assembly comprises a worm, a worm gear, a transmission gear and a gear ring, the orientation of a water inlet and a water outlet of the double-tube-plate heat exchanger body can be adjusted through rotation of the gear ring, the double-tube-plate heat exchanger body is made to adapt to site conditions, the height of the double-tube-plate heat exchanger body can be adjusted through a lead screw, and various conditions of pipelines are met.

Description

TECHNICAL FIELD

[0001] The utility model relates to double tube plate heat exchanger technical field especially, relates to a kind of support limiting mechanism of double tube plate heat exchanger. BACKGROUND

[0002] Pipe heat exchanger is the most typical partition heat exchanger, it has a long history in industry application, and still occupies the dominant position in all heat exchangers to date. Pipe heat exchanger is mainly composed of shell, tube bundle, tube plate and head, shell is mostly circular, internally equipped with parallel tube bundle, tube bundle is fixed to tube plate at both ends, Chinese patent file with the publication number CN210268307U discloses a double tube plate heat exchanger.

[0003] But the above technical scheme uses stand to support and limit double tube plate heat exchanger, so set, the inlet and outlet of double tube plate heat exchanger are fixed, cannot be connected according to the pipeline situation of scene, and the height of double tube plate heat exchanger is fixed, cannot be lifted, in actual use, sometimes only to adjust pipeline, it is very inconvenient. UTILITY MODEL CONTENTS

[0004] The utility model aims at solving the shortcomings that the inlet and outlet of prior art double tube plate heat exchanger are fixed in orientation and height, and proposes a kind of support limiting mechanism of double tube plate heat exchanger.

[0005] In order to achieve the above object, the utility model adopts the following technical scheme:

[0006] A kind of support limiting mechanism of double tube plate heat exchanger, including

[0007] Double tube plate heat exchanger main body;

[0008] Support cylinder, support cylinder rotation sleeve is connected to the surface of double tube plate heat exchanger main body;

[0009] Support frame, support frame is welded to the bottom of support cylinder;

[0010] Slide bar, four slide bars are provided, four slide bars are all slidingly connected to the slide hole of support frame bottom;

[0011] Mounting plate, mounting plate bolt connection is between the bottom end of four slide bars;

[0012] Adjusting assembly, adjusting assembly includes worm, worm wheel, transmission gear and gear ring, the middle end of worm surface and the bottom of worm wheel are engaged, the left side of worm wheel and the right side of transmission gear are keyed, the teeth of transmission gear and the teeth of gear ring bottom are engaged, the inside of gear ring and the surface of double tube plate heat exchanger main body are bolted;

[0013] The two lead screws are rotatably sleeved in the holes of the mounting plate, and the surface of the lead screw is threadedly connected with the screw hole of the supporting frame.

[0014] The lifting mechanism is connected with the lead screw, the water inlet / outlet of the double-tube plate heat exchanger body can be adjusted in orientation by rotating the gear ring, the double-tube plate heat exchanger body can adapt to the site condition, and the height of the double-tube plate heat exchanger body can be adjusted by the lead screw to meet various pipeline conditions.

[0015] As a preferred scheme of the utility model, the lifting mechanism comprises a main sprocket, a chain and a secondary sprocket, the teeth of the main sprocket are engaged with the inner side of the chain, the secondary sprocket is provided with two, the inner side of the chain is engaged with the teeth of the secondary sprocket, the shaft center of the secondary sprocket is key-connected with the bottom end of the surface of the lead screw, the main sprocket is driven to rotate, the chain is driven to rotate by the main sprocket, the two secondary sprockets are driven to rotate by the chain, and the lead screw is driven to rotate by the secondary sprocket.

[0016] As a preferred scheme of the utility model, the shaft center of the bottom of the main sprocket is rotatably connected with the top of the mounting plate, the top of the main sprocket is rotatably connected with a hand wheel, the hand wheel can drive the main sprocket to rotate, and the main sprocket is rotatably arranged on the mounting plate, so that the stability of the rotation of the main sprocket is ensured.

[0017] As a preferred scheme of the utility model, the hole in the top of the supporting cylinder is embedded with a threaded sleeve, a tension bolt is threadedly connected in the threaded sleeve, and the tension bolt is fixed and limited downward to the double-tube plate heat exchanger body by the threaded sleeve by rotating the tension bolt.

[0018] As a preferred scheme of the utility model, one end of the worm is key-connected with a handle, the surface of the handle is rotatably connected with a movable block, the handle can drive the worm to rotate, and the movable block facilitates the rotation of the handle by the user.

[0019] As a preferred scheme of the utility model, the two ends of the worm are rotatably sleeved with the right side of the supporting frame, the shaft center of the transmission gear is rotatably connected with the right side of the supporting frame, the worm is rotatably arranged on the supporting frame through a bearing, the stability of the rotation of the worm is ensured, and the transmission gear is rotatably arranged on the supporting frame through a bearing, so that the stability of the rotation of the transmission gear is ensured.

[0020] Beneficial effects:

[0021] 1. The worm can drive the worm gear to rotate, the worm gear can drive the transmission gear to rotate, the transmission gear can drive the gear ring to rotate, the gear ring can drive the double-tube plate heat exchanger body to rotate, and the water inlet / outlet of the double-tube plate heat exchanger body is adjusted.

[0022] 2, the main sprocket can drive the chain to rotate, the chain can drive the two secondary sprocket to rotate, the sprocket can drive the lead screw to rotate, the lead screw can drive the support frame to lift, so the height of the double tube plate heat exchanger body can be adjusted;

[0023] In the utility model, the water inlet and outlet orientation of the double tube plate heat exchanger body can be adjusted through the rotation of the gear ring, the double tube plate heat exchanger body can adapt to the site condition, and the height of the double tube plate heat exchanger body can be adjusted through the lead screw, satisfying various conditions of the pipeline. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is the overall perspective view of the utility model;

[0025] Figure 2 It is the support cylinder perspective view of the utility model;

[0026] Figure 3 It is the mounting plate perspective view of the utility model;

[0027] Figure 4 It is the gear ring perspective view of the utility model.

[0028] In the drawing, 1, double tube plate heat exchanger body;2, support cylinder;3, support frame;4, slide rod;5, mounting plate;6, worm;7, worm wheel;8, transmission gear;9, gear ring;10, main sprocket;11, chain;12, secondary sprocket;13, lead screw;14, threaded sleeve;15, elastic bolt. DETAILED DESCRIPTION

[0029] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model, obviously, the described embodiments only are a part of the embodiments of the utility model, not all the embodiments.

[0030] EMBODIMENT

[0031] Referring to Figures 1-4 A supporting and limiting mechanism of a double tube plate heat exchanger, comprising

[0032] Double tube plate heat exchanger body 1;

[0033] Support cylinder 2, the support cylinder 2 is rotatably connected to the surface of the double tube plate heat exchanger body 1;

[0034] Support frame 3, the support frame 3 is welded to the bottom of the support cylinder 2;

[0035] Slide rod 4, four slide rods 4 are provided, and the four slide rods 4 are all slidingly connected to the slide hole in the bottom of the support frame 3;

[0036] Mounting plate 5, the mounting plate 5 is bolted between the bottom end of the four slide rods 4.

[0037] The adjusting assembly comprises a worm 6, a worm wheel 7, a transmission gear 8 and a gear ring 9, the middle end of the surface of the worm 6 is engaged with the bottom of the worm wheel 7, the left side of the worm wheel 7 is keyed connected with the right side of the transmission gear 8, the teeth of the transmission gear 8 are engaged with the teeth of the bottom of the gear ring 9, and the inner side of the gear ring 9 is bolted connected with the surface of the double-tube plate heat exchanger body 1;

[0038] The screw rod 13 is provided with two, and the two screw rods 13 are rotationally sleeved in the holes of the mounting plate 5, and the surface of the screw rod 13 is threadedly connected with the screw hole of the supporting frame 3.

[0039] The lifting mechanism is connected with the screw rod 13.

[0040] Through the rotation of the gear ring 9, the water inlet and outlet orientation of the double-tube plate heat exchanger body 1 can be adjusted, so that the double-tube plate heat exchanger body 1 can adapt to the site conditions, and the height of the double-tube plate heat exchanger body 1 can be adjusted through the screw rod 13, so that various conditions of the pipeline can be met.

[0041] Please refer to Figure 3 The lifting mechanism comprises a main sprocket 10, a chain 11 and two auxiliary sprockets 12, the teeth of the main sprocket 10 are engaged with the inner side of the chain 11, the chain 11 is engaged with the teeth of the auxiliary sprockets 12, the shaft centers of the auxiliary sprockets 12 are keyed connected with the bottom end of the surface of the screw rod 13, the main sprocket 10 is driven to rotate, the chain 11 is driven to rotate by the main sprocket 10, the two auxiliary sprockets 12 are driven to rotate by the chain 11, and the screw rod 13 is driven to rotate by the auxiliary sprockets 12.

[0042] Please refer to Figure 2 The shaft center of the bottom of the main sprocket 10 is rotationally connected with the top of the mounting plate 5, a hand wheel is rotationally connected with the top of the main sprocket 10, the hand wheel can drive the main sprocket 10 to rotate, and the main sprocket 10 is rotationally arranged on the mounting plate 5 through a bearing, so that the stability of the rotation of the main sprocket 10 is ensured.

[0043] Please refer to Figure 2 A threaded sleeve 14 is embedded in the hole in the top of the supporting cylinder 2, a tension bolt 15 is threadedly connected in the threaded sleeve 14, and the tension bolt 15 is fixed and limited downward to the double-tube plate heat exchanger body 1 by the threaded sleeve 14 through rotation.

[0044] Please refer to Figure 4 One end of the worm 6 is keyed connected with a handle, the surface of the handle is rotationally connected with a movable block, the handle can drive the worm 6 to rotate, and the movable block facilitates the rotation of the handle by the user.

[0045] Please refer to Figure 2Both ends of the worm 6 are rotatably connected with the right side of the support frame 3, the transmission gear 8 is rotatably connected with the right side of the support frame 3, the worm 6 is rotatably arranged with the support frame 3 through a bearing, and the transmission gear 8 is rotatably arranged with the support frame 3 through a bearing.

[0046] The double-tube-plate heat exchanger body 1 adopts the prior art, and the body structure of the patent with the application number 201920269527.2 can be adopted.

[0047] The operation steps of the utility model are as follows: after the double-tube-plate heat exchanger body 1 is fixed on the site through the mounting plate 5, if it is necessary to adjust the water inlet and outlet orientation of the double-tube-plate heat exchanger body 1, the worm 6 can be rotated, the worm 6 can drive the worm wheel 7 to rotate, the worm 6 and the worm wheel 7 have a self-locking function, so that the worm wheel 7 cannot drive the worm 6 to rotate, the worm wheel 7 can drive the transmission gear 8 to rotate, the transmission gear 8 can drive the gear ring 9 to rotate, the gear ring 9 can drive the double-tube-plate heat exchanger body 1 to rotate, and the water inlet and outlet of the double-tube-plate heat exchanger body 1 are adjusted, if it is necessary to fix the posture of the double-tube-plate heat exchanger body 1, the tension bolt 15 is rotated, the tension bolt 15 can be fixed and limited on the double-tube-plate heat exchanger body 1 downwardly by the threaded sleeve 14, if it is necessary to adjust the height of the double-tube-plate heat exchanger body 1, the main sprocket 10 is driven to rotate, the main sprocket 10 can drive the chain 11 to rotate, the chain 11 can drive the two auxiliary sprockets 12 to rotate, the auxiliary sprockets 12 can drive the lead screw 13 to rotate, the lead screw 13 can drive the support frame 3 to ascend and descend, the support frame 3 is slidably arranged with the slide rail and the slide rod 4, so that the support frame 3 can be supported and stabilized, and the height of the double-tube-plate heat exchanger body 1 can be adjusted.

[0048] The above merely describes the preferred embodiments of the utility model, and the protection scope of the utility model is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A support and limiting mechanism for a double tube sheet heat exchanger, characterized by, Comprising Double tube plate heat exchanger main body (1); Supporting cylinder (2), supporting cylinder (2) is rotatably sleeved on the surface of double tube plate heat exchanger main body (1); Supporting frame (3) is welded on the bottom of supporting cylinder (2); Four slide rods (4) are provided, and the four slide rods (4) are all slidingly connected to the slide holes in the bottom of supporting frame (3); Mounting plate (5) is bolted between the bottom ends of the four slide rods (4); Adjusting assembly, adjusting assembly includes worm (6), worm gear (7), transmission gear (8) and gear ring (9), the middle end of the surface of worm (6) is engaged with the bottom of worm gear (7), the left side of worm gear (7) is keyed connected with the right side of transmission gear (8), the teeth of transmission gear (8) are engaged with the teeth of the bottom of gear ring (9), the inner side of gear ring (9) is bolted with the surface of double tube plate heat exchanger main body (1); Lead screw (13), two lead screws (13) are provided, and the two lead screws (13) are all rotatably sleeved in the holes of mounting plate (5), and the surface of lead screw (13) is threadedly connected with the screw hole of supporting frame (3); Lifting mechanism, lifting mechanism is connected with lead screw (13).

2. The support and limiting mechanism of a double-tube-sheet heat exchanger according to claim 1, characterized in that, The lifting mechanism includes main sprocket (10), chain (11) and auxiliary sprocket (12), the teeth of main sprocket (10) are engaged with the inner side of chain (11), the auxiliary sprocket (12) is provided with two, the inner side of chain (11) is engaged with the teeth of auxiliary sprocket (12), and the shaft center of auxiliary sprocket (12) is keyed connected with the bottom end of the surface of lead screw (13).

3. The support and limiting mechanism of a double-tube-sheet heat exchanger according to claim 2, characterized in that, The shaft center of the bottom of main sprocket (10) is rotatably connected with the top of mounting plate (5), and the top of main sprocket (10) is rotatably connected with hand wheel.

4. The support and limiting mechanism of a double-tube-sheet heat exchanger according to claim 1, characterized in that, The hole in the top of supporting cylinder (2) is embedded with threaded sleeve (14), and the inside of threaded sleeve (14) is threadedly connected with elastic bolt (15).

5. The support and limiting mechanism of a double-tube-sheet heat exchanger according to claim 1, characterized in that, One end of worm (6) is keyed connected with handle, and the surface of handle is rotatably connected with movable block.

6. The support and limiting mechanism of a double-tube-sheet heat exchanger according to claim 1, wherein Both ends of worm (6) are rotatably sleeved with the right side of supporting frame (3), and the shaft center of transmission gear (8) is rotatably connected with the right side of supporting frame (3).

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