CN220270694U

CN220270694U - Material leakage detection device of heat exchanger

Info

Publication number: CN220270694U
Application number: CN202321846527.7U
Authority: CN
Inventors: 姜晗
Original assignee: Qingdao Haiwan Chemical Engineering Design & Research Institute Co ltd
Current assignee: Qingdao Haiwan Chemical Engineering Design & Research Institute Co ltd
Priority date: 2023-07-14
Filing date: 2023-07-14
Publication date: 2023-12-29
Anticipated expiration: 2033-07-14

Abstract

The utility model discloses a heat exchanger material leakage detection device, which relates to the technical field of heat exchanger detection equipment and comprises a detection water tank, a tank cover, a mounting plate and a detector, wherein the detection water tank is connected with the tank cover through a detachable assembly. When the detector is used, the two sliding blocks are driven to synchronously move in opposite directions through the two operation plates when the detector is required to be disassembled and overhauled, the two trapezoidal pin blocks which are matched with each other are driven to move in opposite directions under the action of the four connecting components, the limit is released with the four pin grooves respectively, then the mounting plate is lifted up from the mounting groove, the disassembly function of the detector is realized, when the detector is required to be mounted, the mounting plate is only required to be pushed in by aiming at the mounting groove, the four trapezoidal pin blocks are driven to move in opposite directions under the extrusion action of the inner walls of the two sides of the mounting groove, and when the mounting plate moves to the bottom end, the four trapezoidal pin blocks are driven to be respectively clamped with the four pin grooves under the action of the guide components, so that the mounting and the fixing of the mounting plate and the detector are realized.

Description

Material leakage detection device of heat exchanger

Technical Field

The utility model relates to the technical field of heat exchanger detection equipment, in particular to a heat exchanger material leakage detection device.

Background

A teaching heat exchanger is a device that transfers a portion of the heat of a hot fluid to a cold fluid, also known as a heat exchanger. The heat exchanger plays an important role in chemical industry, petroleum, power, food and other industrial production, and the heat exchanger can leak in the use process, so that the heat exchanger needs to be subjected to leak detection, but because materials such as Vinyl Chloride (VCM), dichloroethane (EDC), phenol acetone and the like are slightly soluble in water, an online detection instrument for detecting PH and conductivity conventionally is not easy to monitor in real time.

At present, a water quality analyzer is arranged at the outlet of a circulating water or condensed water main pipe of the existing production device to detect whether the water quality is polluted or not, but the device which leaks and pollutes the water quality cannot be accurately found, and the water quality analyzer has high cost and cannot be widely used.

The detection device in the prior art is provided with a detection water tank on a circulating water or steam condensate water pipeline, the detection water tank is open, a combustible gas detection alarm is arranged above the detection water tank, steam condensate water or circulating water pressure is higher than ambient pressure, the combustible gas is volatilized in the detection water tank if materials leak, when the combustible alarm detects the combustible material, the combustible gas indicates that heat exchange equipment has the materials leak, the heat exchange equipment is stopped or switched to standby in time, and overhaul treatment is performed, so that leak detection is realized, but in actual use, in order to ensure that the detector always has a good detection effect, the detector is required to be detached and overhauled, the detector is inconvenient to detach after being installed, the detachment step is complex, the consumption time is long, the practicability is lower, and the heat exchanger material leak detection device is provided.

Disclosure of Invention

The utility model aims at providing a heat exchanger material leak detection device to when solving the in-service use that proposes among the above-mentioned prior art, for guaranteeing that the detector has good detection effect all the time, often need dismantle the maintenance to the detector, it is inconvenient to dismantle after the installation, and the dismantlement step is complicated, and it is longer to consume time, the lower problem of practicality.

In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a heat exchanger material leak detection device, includes detection water tank, case lid, mounting panel, detector, the detection water tank with be connected through removable subassembly between the case lid, the through-hole has all been seted up to the both sides inner wall of detection water tank, two install inlet tube, outlet pipe in the through-hole respectively, the inlet tube with all be provided with the valve on the outlet pipe, the mounting groove has been seted up at the top of case lid, the relative inner wall of mounting groove all is provided with two cotter grooves, the mounting panel with mounting groove looks adaptation, the fixed orifices has been seted up to the bottom of mounting panel, fixed orifices internally fixed mounting has the intake pipe, the bottom of intake pipe extends to in the detection water tank, the top of intake pipe extends to the mounting panel is outer and is provided with the detector, the top of detector is provided with the suggestion subassembly, two joint chamber have been seted up in the mounting panel, two joint intracavity all be provided with the joint subassembly, the joint subassembly includes two trapezoidal round pin piece, rectangular hole has all been seted up to the relative inner wall in joint chamber, two trapezoidal round pin piece with the side of sliding block installs respectively the rectangular pin piece in the side portion of sliding connection has the slider, the slider has the side portion of sliding connection.

Preferably, the guide unit comprises a sliding rod, the lateral part of fixed block is provided with the mounting hole, sliding rod fixed mounting in the mounting hole, two the slide hole has all been seted up to the lateral part of trapezoidal round pin piece, sliding rod slidable mounting in two in the slide hole, two the lateral part of trapezoidal round pin piece all is provided with reset spring, two reset spring's the other end set up respectively in on the both sides portion of fixed block.

Preferably, the connecting assembly comprises a connecting rod, one end of the connecting rod is rotatably mounted on the side part of the trapezoid pin block, and the other end of the connecting rod is rotatably mounted on the side part of the sliding block.

Preferably, the compression assembly comprises a compression spring, one end of the compression spring is fixedly mounted on the side portion of the sliding block, and the other end of the compression spring is fixedly mounted on the inner wall of the side portion of the clamping cavity.

Preferably, the operation assembly comprises an operation plate, an operation hole is formed in the inner wall of the top of the clamping cavity, the operation plate is slidably mounted in the operation hole, the bottom of the operation plate is fixedly connected with the top of the sliding block, and a pull groove is formed in the side portion of the operation plate.

Preferably, the prompting component comprises a warning lamp, the warning lamp is arranged at the top of the detector, and the warning lamp is electrically connected with the detector.

Preferably, the detachable component comprises a plurality of bolts, a plurality of thread grooves are formed in the top of the detection water tank, a plurality of threaded holes are formed in the top of the tank cover, and the bolts are respectively and threadedly mounted in the thread grooves and the threaded holes.

In summary, the utility model has the technical effects and advantages that:

1. according to the utility model, when the device works, the valve on the water inlet pipe is opened to feed water into the detection water tank, and the water level in the detection water tank is adjusted through the water outlet pipe, because the steam condensate water or circulating water pressure is higher than the ambient pressure, if materials leak, the steam volatilizes in the detection water tank, the volatilized gas enters the detector through the air inlet pipe, and the gas enters the detector through the early warning lamp to carry out early warning prompt, so that a worker can find the leakage position at the first time, the detection effect is good, the positioning is accurate, and the efficiency is higher.

2. According to the utility model, when the detector needs to be disassembled and overhauled, two hands respectively control the two operation plates, so that the two operation plates are driven to move in opposite directions, and further the two sliding blocks are driven to move in opposite directions synchronously, under the action of the four connecting rods, the two trapezoidal pin blocks which are matched with each other are driven to move in opposite directions, the limit is released from the four pin grooves respectively, then the mounting plate is lifted from the mounting groove through the two pull grooves, and the disassembly function of the detector is realized.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of a material leakage detection device of a heat exchanger according to an embodiment of the present application;

FIG. 2 is a schematic view of a partially cut-away structure of a case cover according to an embodiment of the present application;

FIG. 3 is a schematic view of a mounting plate in partial cross-section in an embodiment of the present application;

fig. 4 is an enlarged schematic view of the structure of fig. 3 at a.

In the figure: 1. detecting a water tank; 2. a case cover; 3. a bolt; 4. a water inlet pipe; 5. a water outlet pipe; 6. a pin slot; 7. a mounting plate; 8. an air inlet pipe; 9. a detector; 10. an early warning lamp; 11. a fixed block; 12. a trapezoidal pin block; 13. a slide bar; 14. a return spring; 15. a slide shaft; 16. a slide block; 17. a connecting rod; 18. a compression spring; 19. an operation panel; 20. and (5) pulling grooves.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: referring to a heat exchanger material leakage detection device shown in fig. 1-4, including detecting water tank 1, case lid 2, mounting panel 7, detector 9, be connected through removable subassembly between detecting water tank 1 and the case lid 2, the through-hole has all been seted up to the both sides inner wall of detecting water tank 1, install inlet tube 4 in the two through-holes respectively, outlet pipe 5, all be provided with the valve on inlet tube 4 and the outlet pipe 5, the mounting groove has been seted up at the top of case lid 2, the relative inner wall of mounting groove all is provided with two cotter grooves 6, mounting panel 7 and mounting groove looks adaptation, the fixed orifices has been seted up to the bottom of mounting panel 7, fixed orifices internally fixed mounting has intake pipe 8, the bottom of intake pipe 8 extends to detecting water tank 1 in, the top of intake pipe 8 extends to outside and is provided with detector 9, the top of detector 9 is provided with the suggestion subassembly, two joint chamber have all been provided with the joint subassembly in the mounting panel 7, the joint intracavity has been provided with the joint piece, the joint piece is including two trapezoidal round pin pieces 12, the rectangular slide hole has all been seted up to the relative inner wall in joint chamber, two trapezoidal pin pieces 12 are respectively sliding mounting in rectangular piece 6, sliding mounting is provided with the fixed orifices 16 side piece 11 side portion, sliding block 11 side portion and sliding block 16 are connected with the side portion 16, sliding block 16 is provided with the fixed connection slider 16, the side portion is provided with the side portion 16, sliding block is connected with the side portion 16.

By means of the structure, when the detector 9 needs to be disassembled and overhauled, two hands are used for controlling the two operation components respectively, the two operation components are driven to move in opposite directions, the two sliding blocks 16 are driven to move in opposite directions synchronously, the two trapezoidal pin blocks 12 which are matched with each other are driven to move in opposite directions under the action of the four connection components, the limit positions of the two trapezoidal pin blocks are released from the four pin grooves 6 respectively, then the mounting plate 7 is lifted up from the mounting groove, the disassembly function of the detector 9 is realized, the disassembly process is simple, the operation is convenient, the practicability is high, when the detector 9 needs to be assembled, the mounting plate 7 is only required to be pushed into the mounting groove, the four trapezoidal pin blocks 12 are driven to move in opposite directions under the extrusion action of the inner walls of the two sides of the mounting groove, and when the mounting plate 7 moves to the bottom end, the four trapezoidal pin blocks 12 are driven to be clamped with the four pin grooves 6 respectively, so that the mounting plate 7 and the detector 9 are fixedly assembled.

As shown in fig. 4, the guiding unit includes a slide bar 13, the lateral part of a fixed block 11 is provided with a mounting hole, the slide bar 13 is fixedly mounted in the mounting hole, the lateral parts of two trapezoidal pin blocks 12 are all provided with slide holes, the slide bar 13 is slidably mounted in the two slide holes, the lateral parts of the two trapezoidal pin blocks 12 are all provided with a reset spring 14, the other ends of the two reset springs 14 are respectively arranged on the two lateral parts of the fixed block 11, and the advantage of the arrangement is that the trapezoidal pin blocks 12 can be driven to reset under the elastic action of the reset spring 14 after the limit of the trapezoidal pin blocks 12 is released through the arrangement of the reset spring 14.

As shown in fig. 4, the connecting assembly includes a connecting rod 17, one end of the connecting rod 17 is rotatably mounted on the side portion of the trapezoidal pin block 12, and the other end of the connecting rod 17 is rotatably mounted on the side portion of the sliding block 16, so that the trapezoidal pin block 12 can be driven to synchronously move by the movement of the sliding block 16 through the arrangement of the connecting rod 17.

As shown in fig. 4, the compression assembly includes a compression spring 18, one end of the compression spring 18 is fixedly mounted on the side portion of the slider 16, and the other end of the compression spring 18 is fixedly mounted on the inner wall of the side portion of the clamping cavity, so that the compression assembly has the advantage that after the slider 16 moves, the slider 16 can be driven to return under the elastic action of the compression spring 18 through the arrangement of the compression spring 18.

As shown in fig. 4, the operation assembly includes an operation plate 19, an operation hole is provided in the top inner wall of the clamping cavity, the operation plate 19 is slidably mounted in the operation hole, the bottom of the operation plate 19 is fixedly connected with the top of the slider 16, and a pull groove 20 is provided on the side of the operation plate 19, which has the advantage that the installation plate 7 can be pulled out by applying a pulling force under the action of the pull groove 20 through providing the pull groove 20 on the side of the operation plate 19.

As shown in fig. 3, the prompting component comprises a warning lamp 10, the warning lamp 10 is arranged at the top of the detector 9, and the warning lamp 10 is electrically connected with the detector 9.

As shown in fig. 1, the detachable assembly comprises a plurality of bolts 3, a plurality of thread grooves are formed in the top of the detection water tank 1, a plurality of threaded holes are formed in the top of the tank cover 2, the bolts 3 are respectively and threadedly mounted in the thread grooves and the threaded holes, and the detachable assembly has the advantages that the convenient disassembly function of the tank cover 2 can be realized through the arrangement of the bolts 3, and the inner wall of the detection water tank 1 is convenient to clean after long-time use.

The working principle of the utility model is as follows: when the device works, a valve on the water inlet pipe 4 is opened to feed water into the detection water tank 1, the water level in the detection water tank 1 is adjusted through the water outlet pipe 5, and as steam condensate water or circulating water pressure is higher than ambient pressure, if materials leak, the materials volatilize in the detection water tank 1, and volatilized gas enters the detector 9 through the air inlet pipe 8 and is warned through the warning lamp 10, so that a worker can find a leakage position at the first time, and the detection effect is good, the positioning is accurate, and the efficiency is higher. When the detector 9 needs to be disassembled and overhauled, two hands control the two operation plates 19 respectively, the two operation plates 19 are driven to move in opposite directions, the two sliding blocks 16 are driven to move in opposite directions synchronously, the two trapezoidal pin blocks 12 which are matched with each other are driven to move in opposite directions under the action of the four connecting rods 17, the limit positions of the two trapezoidal pin blocks are released from the four pin grooves 6 respectively, then the mounting plate 7 is lifted from the mounting grooves through the two pull grooves 20, the disassembly function of the detector 9 is realized, the disassembly process is simple, the operation is convenient and fast, the practicability is high, when the detector 9 needs to be installed, the mounting plate 7 is only required to be pushed in the alignment with the mounting grooves, the four trapezoidal pin blocks 12 are driven to move in opposite directions under the extrusion action of the inner walls of the two sides of the mounting grooves, and the four trapezoidal pin blocks 12 are driven to be clamped with the four pin grooves 6 respectively under the guiding action of the four reset springs 14 when the mounting plate 7 moves to the bottom.

Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a heat exchanger material leak detection device, includes detection water tank (1), case lid (2), mounting panel (7), detector (9), its characterized in that: the detection water tank (1) is connected with the tank cover (2) through a detachable component, through holes are formed in the inner walls of the two sides of the detection water tank (1), a water inlet pipe (4) and a water outlet pipe (5) are respectively arranged in the two through holes, valves are respectively arranged on the water inlet pipe (4) and the water outlet pipe (5), mounting grooves are formed in the top of the tank cover (2), two pin grooves (6) are formed in the inner walls of the mounting grooves, the mounting plate (7) is matched with the mounting grooves, fixing holes are formed in the bottom of the mounting plate (7), an air inlet pipe (8) is fixedly arranged in the fixing holes, the bottom end of the air inlet pipe (8) extends into the detection water tank (1), the top end of the air inlet pipe (8) extends out of the mounting plate (7) and is provided with a detector (9), the top of the detector (9) is provided with a prompt component, two clamping cavities are formed in the mounting plate (7), two clamping components are arranged in the clamping cavities, each clamping component comprises two trapezoidal pin blocks (12), rectangular sliding holes are formed in the opposite inner walls of the clamping cavities, the two trapezoidal pin blocks (12) are respectively and slidably mounted in the two rectangular sliding holes, the inner walls of the side parts of the clamping cavities are provided with fixing blocks (11), the side parts of the fixing blocks (11) are provided with guide units, the side of fixed block (11) with joint chamber's lateral part inner wall is fixed mounting jointly has slide shaft (15), slidable mounting has slider (16) on slide shaft (15), slider (16) with be connected through coupling assembling between trapezoidal round pin piece (12), the lateral part of slider (16) is provided with compression subassembly, the top of slider (16) is provided with operating unit.

2. The heat exchanger material leakage detection apparatus according to claim 1, wherein: the guide unit comprises a slide bar (13), the lateral part of fixed block (11) is provided with the mounting hole, slide bar (13) fixed mounting in the mounting hole, two the slide hole has all been seted up to the lateral part of trapezoidal round pin piece (12), slide bar (13) slidable mounting in two in the slide hole, two the lateral part of trapezoidal round pin piece (12) all is provided with reset spring (14), two the other end of reset spring (14) set up respectively in on the both sides portion of fixed block (11).

3. The heat exchanger material leakage detection apparatus according to claim 1, wherein: the connecting assembly comprises a connecting rod (17), one end of the connecting rod (17) is rotatably mounted on the side part of the trapezoid pin block (12), and the other end of the connecting rod (17) is rotatably mounted on the side part of the sliding block (16).

4. The heat exchanger material leakage detection apparatus according to claim 1, wherein: the compression assembly comprises a compression spring (18), one end of the compression spring (18) is fixedly arranged on the side portion of the sliding block (16), and the other end of the compression spring (18) is fixedly arranged on the inner wall of the side portion of the clamping cavity.

5. The heat exchanger material leakage detection apparatus according to claim 1, wherein: the operation assembly comprises an operation plate (19), an operation hole is formed in the inner wall of the top of the clamping cavity, the operation plate (19) is slidably mounted in the operation hole, the bottom of the operation plate (19) is fixedly connected with the top of the sliding block (16), and a pull groove (20) is formed in the side portion of the operation plate (19).

6. The heat exchanger material leakage detection apparatus according to claim 1, wherein: the prompting component comprises an early warning lamp (10), the early warning lamp (10) is arranged at the top of the detector (9), and the early warning lamp (10) is electrically connected with the detector (9).

7. The heat exchanger material leakage detection apparatus according to claim 1, wherein: the detachable assembly comprises a plurality of bolts (3), a plurality of thread grooves are formed in the top of the detection water tank (1), a plurality of threaded holes are formed in the top of the tank cover (2), and the bolts (3) are respectively and threadedly mounted in the thread grooves and the threaded holes.