Maintenance device for leakage of low-temperature economizer

Abstract

The utility model belongs to the technical field of low-temperature economizers, and particularly relates to a low-temperature economizer leakage overhauling device which comprises a vortex shedding flowmeter and further comprises two first flanges, the two first flanges are fixedly connected to the two ends of the vortex shedding flowmeter respectively, and two pipelines are arranged on the sides, away from each other, of the two first flanges respectively. The ends, close to the two first flanges, of the two pipelines are fixedly connected with two second flanges correspondingly, and a plurality of mounting holes are formed in the two second flanges. The multiple first sliding grooves are formed in the two first flanges correspondingly and communicate with the outside, first inserting rods are slidably connected into the first sliding grooves, and threaded rods are connected into the first inserting rods in a threaded mode; the two driving assemblies are located in the two first flanges respectively, and the problems that the time consumed by screwing bolts in sequence is long, the flanges on the vortex shedding flowmeter and the flanges on the pipeline cannot be rapidly fixed to each other, and the installation efficiency is low are solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to low temperature economizer technical field especially relates to a kind of overhauling device for low temperature economizer leakage. BACKGROUND

[0002] Low temperature economizer leakage overhauling device is a kind of equipment specially designed for detecting and repairing low temperature economizer leakage problem, including: acoustic sensor, flue gas humidity monitor, differential pressure transmitter and flowmeter etc., and flowmeter includes: vortex flowmeter, magnetic flowmeter and ultrasonic flowmeter etc., wherein vortex flowmeter is according to the principle of measuring fluid flow of karman vortex, and whether low temperature economizer exists leakage condition is judged by flow difference.

[0003] Traditional vortex flowmeter needs user to use tool to mutually fix flange on vortex flowmeter and flange on pipeline by successively screwing bolt to complete vortex flowmeter during installation, and the time consumed by successively screwing bolt is long, vortex flowmeter cannot be mutually fixed on flange on pipeline quickly, and installation efficiency is low.In view of this, we propose a kind of overhauling device for low temperature economizer leakage. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of overhauling device for low temperature economizer leakage to solve the problems raised in the above background.

[0005] Therefore, the utility model provides a kind of overhauling device for low temperature economizer leakage, including vortex flowmeter, still includes:

[0006] Two first flanges, two first flanges are fixedly connected at the two ends of vortex flowmeter respectively, two first flanges are provided with two pipelines respectively on the side away from each other, two second flanges are fixedly connected with two pipelines respectively on the end close to two first flanges, and a plurality of mounting holes are arranged on two second flanges;

[0007] A plurality of first sliding grooves, a plurality of first sliding grooves are respectively provided in two first flanges and are connected with the outside, first plug rod is slidably connected in first sliding groove, and threaded rod is screw-connected in first plug rod;

[0008] Two drive assemblies, two drive assemblies are respectively located in two first flanges, and are used to drive corresponding plurality of threaded rods to rotate respectively;

[0009] A plurality of rotating grooves, a plurality of rotating grooves are respectively provided in one end of a plurality of first plug rods, a plurality of insertion holes are respectively provided on the inner wall of a plurality of rotating grooves, and a plurality of limiting blocks are slidably connected in a plurality of rotating grooves respectively;

[0010] A plurality of fixing assemblies are respectively located in the plurality of limiting blocks and are used for fixing the plurality of limiting blocks respectively.

[0011] Based on the above structure, by setting the rotating groove and the limiting block, it is ensured that the limiting block can rotate in the rotating groove, by setting the fixing assembly and the insertion hole, it is ensured that when the limiting block rotates to the appropriate position in the rotating groove, the user can fix the limiting block in the rotating groove and cannot move, by setting the second flange, the first sliding groove and the first insertion rod, it is ensured that the first insertion rod can slide in the first sliding groove, and it is ensured that the plurality of first insertion rods can be inserted into the mounting holes on the two second flanges respectively, by setting the driving assembly and the threaded rod, it is ensured that the user can drive the plurality of threaded rods to rotate respectively by the two driving assemblies, so that the plurality of first insertion rods are moved under the action of the threads of the plurality of threaded rods, when the plurality of first insertion rods are moved, the plurality of first insertion rods drive the plurality of limiting blocks to move, and the two first flanges are fixed on one side of the two second flanges respectively.

[0012] In the above technical solution, further, the driving assembly comprises:

[0013] A plurality of first rotating grooves are formed in the first flange and are respectively connected with the plurality of first sliding grooves, a plurality of gears are respectively rotatably connected in the plurality of first rotating grooves, and one end of each of the plurality of gears extends into the plurality of first sliding grooves and is fixed with one end of the plurality of threaded rods.

[0014] A second rotating groove is formed in the circumferential side of the first flange and is connected with the plurality of first rotating grooves, and a gear ring engaged with the plurality of gears is rotatably connected in the second rotating groove.

[0015] In the above technical solution, further, the driving assembly comprises:

[0016] In the above technical solution, further, one end of the gear is rotatably connected with the first sliding groove.

[0017] In the above technical solution, further, one end of the gear is rotatably connected with the first sliding groove.

[0018] In the above technical solution, further, the fixing assembly comprises:

[0019] A second sliding groove is formed in the limiting block and is connected with the outside, a second insertion rod is slidably connected in the second sliding groove, a spring is arranged on the circumferential side of the second insertion rod, one end of the spring is fixed with the second insertion rod, and the other end of the spring is fixed with the inner wall of the second sliding groove.

[0020] In the technical solution, the plurality of limiting blocks can be fixed in the plurality of rotating grooves and cannot move.

[0021] In the above technical solution, further, one end of the second insertion rod is matched with the insertion hole.

[0022] In the technical solution, one end of the second insertion rod can be inserted into the insertion hole.

[0023] In the above technical solution, further, the threaded rod is located in the first sliding groove and is rotationally connected with the inner wall of the first sliding groove.

[0024] In the technical solution, the threaded rod can rotate normally in the first sliding groove.

[0025] In the above technical solution, further, one end of each of the plurality of first insertion rods is matched with a plurality of mounting holes on the two second flanges.

[0026] In the technical solution, one end of each of the plurality of first insertion rods can be inserted into the plurality of mounting holes on the two second flanges.

[0027] The beneficial effects of the utility model are:

[0028] The maintenance device for low-temperature economizer leakage, through the rotating groove and the limiting block, ensures that the limiting block can rotate in the rotating groove, through the fixing assembly and the insertion hole, ensures that when the limiting block rotates to the appropriate position in the rotating groove, the user can fix the limiting block in the rotating groove and cannot move through the fixing assembly and the insertion hole, through the second flange, the first sliding groove and the first insertion rod, ensures that the first insertion rod can slide in the first sliding groove, and ensures that the plurality of first insertion rods can be inserted into the mounting holes on the two second flanges, through the driving assembly and the threaded rod, ensures that the user can drive the plurality of threaded rods to rotate through the two driving assemblies, moves the plurality of first insertion rods under the action of the plurality of threaded rods, moves the plurality of limiting blocks when the plurality of first insertion rods move, fixes the two first flanges on one side of the two second flanges, solves the problem that the time consumed by sequentially screwing the bolts is long, and the flanges on the vortex shedding flowmeter and the flanges on the pipeline cannot be fixed to each other quickly, and the installation efficiency is low. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 It is the overall structure schematic view of the utility model;

[0030] Figure 2 It is the overall structure schematic view of the utility model after installation;

[0031] Figure 3 It is the internal structure schematic view of the first flange of the utility model.

[0032] Figure 4 is the second internal structure diagram of the first flange of the utility model;

[0033] Figure 5 is the internal structure diagram of the first inserting rod of the utility model;

[0034] Figure 6 is the internal structure diagram of the limiting block of the utility model.

[0035] The marks in the figure are:

[0036] 1, vortex flowmeter; 2, first flange; 3, second flange; 4, first sliding groove; 5, first inserting rod; 6, threaded rod; 7, rotating groove; 8, insertion hole; 9, limiting block; 10, first rotating groove; 11, gear; 12, second rotating groove; 13, gear ring; 14, second sliding groove; 15, second inserting rod; 16, spring; 17, pipeline. DETAILED DESCRIPTION

[0037] The technical solutions in the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art belong to the scope of protection of the present application.

[0038] In the description of the present application, it should be noted that the terms used herein are only for describing the specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. For the convenience of description, the sizes of the parts shown in the drawings are not drawn according to the actual proportional relationship. The technology, method and equipment known to those skilled in the relevant art can not be discussed in detail, but should be regarded as part of the authorized description. In all examples shown and discussed here, any specific value should be interpreted as only exemplary, and not as a limitation. Therefore, other examples of exemplary embodiments can have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0039] It should be noted that the terms "first", "second", and the like in the description and in the claims of the present application are used for distinguishing between similar objects and are not necessarily used to describe a particular sequential or chronological order. It is to be understood that the use of the terms so distinguished by the adjectives "first" and "second" have a "one of a kind" relationship, one for each respective object and do not denote or imply that the features so distinguished by the adjectives are necessarily developed or working in that order. Also, the terms "comprise", "comprising", and the like are to be construed in their broadest and most liberal sense, that is, as "including, but not limited to". Also, the terms "and / or" and "or" as used herein, shall be understood to allow for "one of", "either of", "neither of", "at least one of", "at least one, but not all" and "more than one, but not all", that is, "A / B" means "A or B, through AB", and additionally is synonymous with "A and / or B" or "A and B", or "A / B" means "at least one of A and / or B".

[0040] It should be noted that in the description of the present application, the orientation or positional relationships indicated by terms such as "front", "back", "upper", "lower", "left", "right", "lateral", "vertical", "horizontal", and "top", "bottom" are generally based on the orientation or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the scope of protection of the present application. The orientation terms "inner", "outer" refer to the inner and outer relative to the outline of each component.

[0041] It should be noted that in the present application, the terms "comprise", "comprising", or any other variation thereof are intended to cover non-exclusive inclusions, so that a process, method, article, or device that includes a series of elements not only includes those elements, but also includes other elements not explicitly listed, or further includes elements inherent to such a process, method, article, or device. Without more limitations, the element defined by the phrase "comprising a" does not exclude the presence of additional identical elements in the process, method, article, or device that includes the element. In addition, it should be noted that the scope of the methods and devices in the embodiments of the present application is not limited to performing functions in the order shown or discussed, but can also include performing functions in a substantially simultaneous manner or in reverse order, for example, the described method can be performed in an order different from that described, and various steps can also be added, omitted, or combined. In addition, the features described with reference to certain examples can be combined in other examples.

[0042] Embodiment 1:

[0043] Please refer to Figure 1 - Figure 6 As shown in the drawings, the present embodiment provides a kind of overhauling device for low temperature economizer leakage, including vortex flowmeter 1, still include:

[0044] Two first flanges 2 are respectively fixedly connected at two ends of the vortex flowmeter 1, and two pipes 17 are respectively arranged at sides away from each other of the two first flanges 2, two second flanges 3 are respectively fixedly connected to one end of the two pipes 17 close to the two first flanges 2, and a plurality of mounting holes are arranged on the two second flanges 3;

[0045] A plurality of first sliding grooves 4 are respectively arranged in the two first flanges 2 and are connected with the outside, a first insertion rod 5 is slidably connected in the first sliding groove 4, and a threaded rod 6 is threadedly connected in the first insertion rod 5;

[0046] Two driving assemblies are respectively arranged in the two first flanges 2 and are used for respectively driving the corresponding plurality of threaded rods 6 to rotate;

[0047] A plurality of rotating grooves 7 are respectively arranged at one end of the plurality of first insertion rods 5, a plurality of insertion holes 8 are respectively arranged on inner walls of the plurality of rotating grooves 7, and a plurality of limiting blocks 9 are respectively slidably connected in the plurality of rotating grooves 7;

[0048] A plurality of fixing assemblies are respectively arranged in the plurality of limiting blocks 9 and are used for respectively fixing the plurality of limiting blocks 9.

[0049] Embodiment 2:

[0050] The embodiment provides a kind of for low temperature economizer leakage overhauling device, in addition to including the technical solution of above-mentioned embodiment, still have following technical features, driving assembly includes:

[0051] A plurality of first rotating grooves 10 are arranged in the first flange 2 and are respectively connected with the plurality of first sliding grooves 4, a plurality of gears 11 are respectively rotatably connected in the plurality of first rotating grooves 10, and one end of the plurality of gears 11 respectively extends into the plurality of first sliding grooves 4 and is respectively fixed with one end of the plurality of threaded rods 6;

[0052] Second rotating groove 12 is arranged on the circumferential side of first flange 2 and is connected with the plurality of first rotating grooves 10, and gear ring 13 meshing with the plurality of gears 11 is rotatably connected in second rotating groove 12.

[0053] Wherein, in use, the user turns two tooth ring 13 with hand, let two tooth ring 13 respectively drive multiple gear 11 rotate in multiple first rotation groove 10, let multiple gear 11 one end respectively drive multiple threaded rod 6 rotate in multiple first sliding slot 4, when multiple threaded rod 6 rotate, multiple first insertion rod 5 will be respectively subjected to the action of multiple threaded rod 6 screw thread, respectively along multiple first sliding slot 4 moves, let multiple first insertion rod 5 respectively drive multiple limit block 9 moves, when multiple limit block 9 moves to the position that cannot move, two first flange 2 will be respectively fixed at one side of two second flange 3, ensure that vortex shedding flowmeter 1 can be quickly fixed between two pipes 17.

[0054] Embodiment 3:

[0055] The embodiment provides a kind of for low temperature coal economizer leakage overhaul device, in addition to including the technical solutions of above-mentioned embodiment, it further has the following technical features, gear 11 one end is rotatably connected with first sliding slot 4.

[0056] Wherein, ensure that the one end of gear 11 can normally rotate in first sliding slot 4.

[0057] Embodiment 4:

[0058] The embodiment provides a kind of for low temperature coal economizer leakage overhaul device, in addition to including the technical solutions of above-mentioned embodiment, it further has the following technical features, fixed component includes:

[0059] Second sliding slot 14, second sliding slot 14 is set in limit block 9 and is connected with outside, second sliding slot 14 is slidably connected with second insertion rod 15, spring 16 is arranged on the circumferential side of second insertion rod 15, one end of spring 16 is fixed with second insertion rod 15, and the other end of spring 16 is fixed with the inner wall of second sliding slot 14.

[0060] Wherein, in use, the user rotates multiple limit block 9 with hand, let multiple limit block 9 respectively in multiple rotation groove 7 rotate, when multiple limit block 9 rotates to appropriate position, multiple second insertion rod 15 will be respectively subjected to the action of multiple spring 16 elasticity, respectively along multiple second sliding slot 14 is inserted into multiple insertion hole 8, with multiple limit block 9 respectively fixed in multiple rotation groove 7 cannot move, ensure that multiple limit block 9 can be respectively fixed in multiple rotation groove 7 cannot move.

[0061] Embodiment 5:

[0062] The embodiment provides a kind of for low temperature coal economizer leakage overhaul device, in addition to including the technical solutions of above-mentioned embodiment, it further has the following technical features, second insertion rod 15 one end is inserted into insertion hole 8 and is matched.

[0063] Wherein, ensure that the second plug rod 15 can be inserted into the hole 8.

[0064] Embodiment 6:

[0065] The embodiment provides a kind of for low temperature economizer leakage overhaul device, in addition to including the technical solutions of above-mentioned embodiment, still have the following technical features, threaded rod 6 is located in the first sliding groove 4 and is rotatably connected with the inner wall of first sliding groove 4.

[0066] Wherein, ensure that the threaded rod 6 can normally rotate in the first sliding groove 4.

[0067] Embodiment 7:

[0068] The embodiment provides a kind of for low temperature economizer leakage overhaul device, in addition to including the technical solutions of above-mentioned embodiment, still have the following technical features, multiple first plug rod 5 one end is respectively matched with multiple mounting holes on two second flanges 3.

[0069] Wherein, ensure that the one end of multiple first plug rod 5 can be respectively inserted into multiple mounting holes on two second flanges 3.

[0070] In use, when user needs to install vortex flowmeter 1 between two pipes 17, user inserts the one end of multiple first plug rod 5 into multiple mounting holes on two second flanges 3 respectively by hand, then user rotates multiple limit blocks 9 by hand, and multiple limit blocks 9 are rotated in multiple rotating grooves 7 respectively, when multiple limit blocks 9 are rotated to appropriate position, multiple second plug rod 15 will be respectively subjected to the elastic force of multiple springs 16, and is inserted into multiple insertion holes 8 along multiple second sliding grooves 14 respectively, multiple limit blocks 9 are fixed in multiple rotating grooves 7 respectively and cannot move, ensure that multiple limit blocks 9 can be respectively fixed in multiple rotating grooves 7 and cannot move, then user rotates two gear rings 13 by hand, and two gear rings 13 drive multiple gear wheels 11 to rotate in multiple first rotating grooves 10 respectively, one end of multiple gear wheels 11 drives multiple threaded rods 6 to rotate in multiple first sliding grooves 4 respectively, when multiple threaded rods 6 rotate, multiple first plug rod 5 will be respectively subjected to the action of multiple threaded rods 6 screw, and moves along multiple first sliding grooves 4 respectively, and multiple first plug rod 5 moves multiple limit blocks 9 respectively, when multiple limit blocks 9 move to position that cannot move, two first flanges 2 are fixed on one side of two second flanges 3 respectively, ensure that vortex flowmeter 1 can be quickly fixed between two pipes 17;

[0071] When the user needs to disassemble the vortex flowmeter 1 from the two pipes 17, the user pulls the second insertion rods 15 by hand, and one end of the second insertion rods 15 enters the second sliding grooves 14 from the insertion holes 8, at which time the fixing of the limiting blocks 9 is released. Then the user reversely rotates the limiting blocks 9 by hand, and the limiting blocks 9 are reversely rotated in the rotating grooves 7. When the limiting blocks 9 are reversely rotated to the appropriate position, the user reversely rotates the two tooth rings 13, and the tooth rings 13 reversely drive the gears 11 in the first rotating grooves 10, and one end of the gears 11 reversely drives the threaded rods 6 in the first sliding grooves 4. When the threaded rods 6 are reversely rotated, the first insertion rods 5 are reversely moved along the first sliding grooves 4 under the action of the threads of the threaded rods 6, and the first insertion rods 5 reversely drive the limiting blocks 9 to move. When the limiting blocks 9 are reversely moved to the appropriate position, the user can take out the vortex flowmeter 1 from the two pipes 17.

[0072] The embodiments of the present application are described above in combination with the drawings, and the embodiments and features in the embodiments of the present application can be combined with each other without conflict, and the present application is not limited to the above specific embodiments. The above specific embodiments are only illustrative, but not restrictive. Those skilled in the art can make many forms under the inspiration of the present application without departing from the scope of the present application, and all the forms belong to the protection of the present application.

Claims

1. A device for servicing a leak of a cryogenic economizer, comprising a vortex flowmeter (1), characterized in that, Also include: Two first flanges (2), two said first flange (2) is fixedly connected at both ends of vortex flowmeter (1), two said first flange (2) is respectively provided with two pipe (17) on the side away from each other, two said pipe (17) is respectively fixedly connected with two second flange (3) on one end close to two first flange (2), and two second flange (3) is provided with a plurality of mounting holes; A plurality of first sliding slot (4), a plurality of said first sliding slot (4) is respectively set up in two first flange (2), and is communicated with the outside, the first sliding slot (4) is slidably connected with first plug rod (5), the first plug rod (5) is screwedly connected with threaded rod (6) in the screw thread; Two drive assemblies, two said drive assembly is located in two first flange (2), and is used for driving corresponding plurality of threaded rod (6) to rotate respectively; A plurality of rotating groove (7), a plurality of said rotating groove (7) is respectively set up in one end of a plurality of first plug rod (5), a plurality of said rotating groove (7) is respectively provided with a plurality of insertion hole (8) on the inner wall, a plurality of said rotating groove (7) is respectively slidably connected with a plurality of limit block (9); A plurality of fixing assembly, a plurality of said fixing assembly is respectively located in a plurality of limit block (9), and is used for fixing a plurality of limit block (9) respectively.

2. The device for repairing a leak of a low-temperature economizer according to claim 1, characterized in that, The drive assembly comprises: A plurality of first rotating groove (10), a plurality of said first rotating groove (10) is set up in first flange (2), and is respectively communicated with a plurality of first sliding slot (4), a plurality of said first rotating groove (10) is respectively rotatably connected with a plurality of gear (11), and one end of a plurality of gear (11) is respectively extended into a plurality of first sliding slot (4), and is respectively fixed with one end of a plurality of threaded rod (6); Second rotating groove (12), the second rotating groove (12) is set up in the circumferential side of first flange (2), and is communicated with a plurality of first rotating groove (10), the second rotating groove (12) is rotatably connected with gear ring (13) engaged with a plurality of gear (11).

3. The device for repairing a low-temperature economizer leak according to claim 2, characterized in that, One end of the gear (11) is rotatably connected with the first sliding slot (4).

4. The device for repairing a leak in a cryogenic economizer of claim 1, wherein, The fixing assembly comprises: Second sliding slot (14), the second sliding slot (14) is set up in limit block (9) and is communicated with the outside, the second sliding slot (14) is slidably connected with second plug rod (15), the circumferential side of the second plug rod (15) is provided with spring (16), one end of the spring (16) is fixed with the second plug rod (15), and the other end of the spring (16) is fixed with the inner wall of the second sliding slot (14).

5. The device for repairing a leak in a cryogenic economizer of claim 4, wherein, One end of the second plug rod (15) is inserted into the insertion hole (8).

6. The device for inspecting and repairing a leakage of a low-temperature economizer according to claim 1, wherein The threaded rod (6) is located in the first sliding slot (4) and is rotatably connected with the inner wall of the first sliding slot (4).

7. The device for inspecting and repairing a leakage of a low-temperature economizer according to claim 1, wherein One end of a plurality of said first plug rod (5) is respectively inserted into a plurality of mounting holes on two second flanges (3).

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