CN215217969U - Anti-leakage detection platform of plate heat exchanger - Google Patents
Anti-leakage detection platform of plate heat exchanger Download PDFInfo
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- CN215217969U CN215217969U CN202120832798.1U CN202120832798U CN215217969U CN 215217969 U CN215217969 U CN 215217969U CN 202120832798 U CN202120832798 U CN 202120832798U CN 215217969 U CN215217969 U CN 215217969U
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Abstract
The utility model relates to an anti-leakage detection platform of a plate heat exchanger, which comprises a bottom plate, a stand column, a five-way pipe and an air pump, wherein the lower end of the stand column is fixed on the bottom plate; the five-way pipe comprises a main pipe, an input pipe and 4 output pipes, wherein one end of the input pipe is fixedly communicated with one end of the main pipe, and the other end of the input pipe is connected with the air pump; one end of the output pipe is fixedly communicated with the main pipe, and the other end of the output pipe is provided with a first connecting flange which is used for being connected with an inlet or an outlet flange of the plate heat exchanger; the main pipe is fixed on the upright post, and a control valve is arranged on the input pipe; the main pipes are respectively provided with a first pressure gauge, and the first pressure gauges are used for detecting the pressure intensity in the main pipes; and closing the control valve to enable the plate heat exchanger and the five-way pipe to form a relatively closed space, observing the air pressure change value of the first pressure gauge after maintaining for a period of time, and enabling the plate heat exchanger to be free of leakage when the change value is smaller than a certain value, so that the anti-leakage requirement is met.
Description
Technical Field
The utility model belongs to the technical field of plate heat exchanger check out test set, concretely relates to plate heat exchanger's antiseep testing platform.
Background
The plate heat exchanger is a high-efficiency heat exchanger formed by stacking a series of metal sheets with certain corrugated shapes. Thin rectangular channels are formed between the various plates through which heat is exchanged. The plate heat exchanger is an ideal device for heat exchange of liquid-liquid and liquid-vapor. The heat exchanger has the characteristics of high heat exchange efficiency, small heat loss, compact and light structure, small occupied area, wide application, long service life and the like. The leakage detection is needed to be carried out under the plate heat exchanger before leaving the factory, and the leakage of the plate heat exchanger in the use process is reduced or prevented. The leakage of the plate heat exchanger comprises an inner leakage and an outer leakage, wherein the outer leakage is used for detecting whether the plate heat exchanger leaks outwards.
The chinese utility model patent with the publication number CN207351628U discloses a detection device for leakage of a plate heat exchanger, which comprises a plate heat exchanger filled with helium, a lower cover plate, an upper cover plate, a detection box, a helium detector and an annular sealing ring; the plate heat exchanger is placed in the detection box, the lower cover plate seals the lower end face of the detection box, the upper end face of the detection box is provided with an annular groove, an annular sealing ring is placed in the annular groove, a protrusion is arranged at the annular groove of the detection box, a notch is formed in the annular sealing ring, the protrusion of the detection box is clamped into the notch of the annular sealing ring, the upper cover plate is in contact with the annular sealing ring, and the helium detector is communicated with the interior of the detection box; and detecting helium leaked from the inside and the outside of the plate heat exchanger through a helium detector, and judging whether the plate heat exchanger leaks air or not. However, when the device is used for detection, helium gas needs to be filled in the plate heat exchanger in advance, and the plate heat exchanger is sealed well, so that detection is inconvenient and detection efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
In order to improve the anti-leakage detection efficiency and the detection quality of the plate heat exchanger, the utility model provides an anti-leakage detection platform of the plate heat exchanger; in order to achieve the above object, the utility model discloses a technical scheme specifically as follows:
an anti-leakage detection platform of a plate heat exchanger comprises a bottom plate, a stand column, a five-way pipe and an air pump, wherein the lower end of the stand column is fixed on the bottom plate; the five-way pipe comprises a main pipe, an input pipe and 4 output pipes, wherein one end of the input pipe is fixedly communicated with one end of the main pipe, and the other end of the input pipe is connected with the air pump; one end of the output pipe is fixedly communicated with the main pipe, and the other end of the output pipe is provided with a first connecting flange which is used for being connected with an inlet or an outlet flange of the plate heat exchanger; the main pipe is fixed on the upright post, and a control valve is arranged on the input pipe; the main pipe is provided with a first pressure gauge respectively, and the first pressure gauge is used for detecting the pressure intensity in the main pipe.
The utility model discloses a plate heat exchanger's antiseep testing platform's beneficial effect: the first connecting flange of the output pipe is respectively connected with the inlet or the outlet of the plate heat exchanger in a sealing mode, the air pump is started, the plate heat exchanger is vacuumized through the five-way pipe, the first pressure gauge is observed, when the number of the first pressure gauge meets the requirement of detection parameters, the control valve is closed, the plate heat exchanger and the five-way pipe form a relatively closed space, the air pressure change value of the first pressure gauge is observed after one end of maintenance time, when the change value is smaller than a certain value, the plate heat exchanger does not leak, and the anti-leakage requirement is met.
Furthermore, a plurality of annular grooves are formed in the end face, away from the output pipe, of the first connecting flange, the annular grooves are coaxially arranged, and sealing rings are filled in the annular grooves.
Has the advantages that: the sealing rings are filled in the plurality of annular grooves, so that the connection sealing performance between the first connecting flange and the inlet or the outlet of the plate heat exchanger is improved, and the detection accuracy is improved.
Further, plate heat exchanger's antiseep testing platform still includes the clamp, the clamp includes first half circle and second half circle, first half circle is articulated with second half circle's one end, and the other end bolted connection be provided with the elastic cushion layer on the medial surface of first half circle and second half circle respectively.
Has the advantages that: the clamp buckle is in the junction between the import or the export of first flange and plate heat exchanger, and the elasticity bed course fills the gap of junction, further improves the leakproofness of junction, is favorable to improving and detects the accuracy.
Furthermore, a second connecting flange is arranged at one end, far away from the main pipe, of the input pipe, and the second connecting flange is connected with the air suction pump.
Has the advantages that: through the second flange and the air pump connection, accomplish the back of bleeding, removable air pump improves the turnover rate of air pump, reduction equipment cost.
Furthermore, the control valves comprise two groups which are arranged at intervals along the axial direction of the input pipe, a second pressure gauge is arranged on the input pipe between the two groups of control valves, and the second pressure gauge is used for detecting the pressure intensity in the input pipe between the two groups of control valves.
Has the advantages that: when two sets of control valves were closed simultaneously, made one section buffer of intraductal formation of input, the pressure in the second manometer detection buffer prevents to cause the misdetection because control valve leaks gas.
Furthermore, two parallel baffle platforms are arranged on the upper end surface of the bottom plate, and the baffle platforms extend along the axial direction of the output pipe; the two blocking platforms and the bottom plate are enclosed to form a clamping groove for accommodating the base of the plate heat exchanger.
Has the advantages that: the baffle table is limited to the base of the plate heat exchanger, so that the plate heat exchanger can be quickly aligned with the first connecting flange conveniently, and the connecting efficiency is improved.
Further, wheels are arranged on the lower end face of the bottom plate.
Has the advantages that: the arrangement of the wheels facilitates the transfer of the anti-leakage detection platform of the plate heat exchanger.
Drawings
Fig. 1 is one of schematic three-dimensional structures of an embodiment of an anti-leakage detection platform of a plate heat exchanger according to the present invention;
FIG. 2 is an enlarged view at A in FIG. 1;
fig. 3 is a second schematic perspective view of an embodiment of an anti-leakage testing platform of a plate heat exchanger according to the present invention;
fig. 4 is a schematic view of the anti-leakage detection platform of the embodiment of the plate heat exchanger with a hoop in a three-dimensional structure.
Reference numbers in the figures: 1-bottom plate, 2-upright post, 3-five-way pipe, 31-main pipe, 32-input pipe, 33-output pipe, 34-first connecting flange, 4-air pump, 5-control valve, 6-first pressure gauge, 7-clamp, 71-upper half circle, 72-lower half circle, 73-elastic cushion layer, 8-sealing ring, 9-second connecting flange, 10-second pressure gauge, 11-baffle table and 12-wheel.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments:
the embodiment of the anti-leakage detection platform of the plate heat exchanger has the specific structure as shown in fig. 1-4, and comprises a bottom plate 1, a stand column 2, a five-way pipe 3 and an air pump 4, wherein the lower end of the stand column 2 is fixed on the bottom plate 1. The five-way pipe 3 comprises a main pipe 31, an input pipe 32 and 4 output pipes 33, wherein one end of the input pipe 32 is fixedly communicated with one end of the main pipe 31, and the other end of the input pipe is connected with the air pump 4; one end of the output pipe 33 is fixedly communicated with the main pipe 31, and the other end is provided with a first connecting flange 34, wherein the first connecting flange 34 is used for being connected with an inlet or outlet flange of the plate heat exchanger; the main pipe 31 is fixed on the upright post 2, and the input pipe 32 is provided with a control valve 5; the main pipes 31 are respectively provided with a first pressure gauge 6, and the first pressure gauges 6 are used for detecting the pressure intensity in the main pipes 31.
In this embodiment, the anti-leakage detection platform of the plate heat exchanger further includes a hoop 7 and a sealing ring 8, a plurality of annular grooves are formed in an end surface of the first connecting flange 34 away from the output pipe 33, the plurality of annular grooves are coaxially arranged, and one side of the sealing ring 8 is embedded in the annular grooves; and the sealing rings 8 are filled in the plurality of annular grooves, so that the connection sealing property between the first connecting flange 34 and the inlet or the outlet of the plate heat exchanger is improved, and the detection accuracy is improved. In the present embodiment, the number of the annular grooves is specifically 3, and the annular grooves are coaxially arranged with the first connecting flange 34 and uniformly spaced in the radial direction of the first connecting flange 34. The hoop 7 comprises an upper half ring 71 and a lower half ring 72, one end of the upper half ring 71 is hinged with one end of the lower half ring 72, the other end of the upper half ring 71 is connected with the other end of the lower half ring 72 through a bolt, and the inner side surfaces of the upper half ring 71 and the lower half ring 72 are respectively provided with an elastic cushion layer 73; the clamp 7 is buckled at the joint between the first connecting flange 34 and the inlet or the outlet of the plate heat exchanger, and the elastic cushion layer 73 fills the gap at the joint, so that the sealing performance of the joint is further improved, and the detection accuracy is favorably improved. In other embodiments, the anti-leakage detection platform of the plate heat exchanger does not comprise a hoop, and grease is smeared at the joint between the first connecting flange and the inlet or the outlet of the plate heat exchanger, so that the sealing performance is improved.
In the embodiment, a second connecting flange 9 is arranged at one end of the input pipe 32 far away from the main pipe 31, and the connection with the air suction pump 4 is realized through the second connecting flange 9; through being connected with aspiration pump 4 by second flange 9, accomplish the back of bleeding, detachable aspiration pump 4 improves the turnover rate of aspiration pump 4, reduction equipment cost. The control valves 5 comprise two groups which are arranged at intervals along the axial direction of the input pipe 32, a second pressure gauge 10 is arranged on the input pipe 32 between the two groups of control valves 5, and the second pressure gauge 10 is used for detecting the pressure in the input pipe 32 between the two groups of control valves 5; when two sets of control valve 5 were closed simultaneously, made one section buffer in the input tube 32, the pressure in the second manometer 10 detection buffer prevents to cause the misdetection because control valve 5 leaks gas. In other embodiments, the input pipe and the output pipe of the air pump are fixed by welding and sealing.
In this embodiment, two parallel baffle stages 11 are disposed on the upper end surface of the bottom plate 1, and the baffle stages 11 extend along the axial direction of the output pipe 33; the two baffle platforms 11 and the bottom plate 1 are enclosed to form a clamping groove for accommodating the base of the plate heat exchanger; the baffle table 11 is limited on the base of the plate heat exchanger, so that the plate heat exchanger can be quickly aligned with the first connecting flange 34, and the connecting efficiency is improved. Wheels 12 are arranged on the lower end surface of the bottom plate 1; the arrangement of the wheels 12 facilitates the transfer of the anti-leakage detection platform of the plate heat exchanger. In other embodiments, the upper end surface of the lower base plate is provided with a groove for accommodating a base of the plate heat exchanger, so that the arrangement of the baffle table is replaced.
When the device is used, the first connecting flange 34 of the output pipe 33 is respectively connected with the inlet or the outlet of the plate heat exchanger in a sealing manner, the air pump 4 is started, the plate heat exchanger is vacuumized through the five-way pipe 3, the first pressure gauge 6 is observed, when the number of the first pressure gauge 6 meets the requirement of detection parameters, the control valve 5 is closed, the plate heat exchanger and the five-way pipe 3 form a relatively closed space, the air pressure change value of the first pressure gauge 6 is observed after one end of maintenance time, and when the change value is smaller than a certain value, the plate heat exchanger does not leak, and meets the requirement of leakage prevention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (7)
1. The anti-leakage detection platform of the plate heat exchanger is characterized by comprising a bottom plate, a stand column, a five-way pipe and an air pump, wherein the lower end of the stand column is fixed on the bottom plate; the five-way pipe comprises a main pipe, an input pipe and 4 output pipes, wherein one end of the input pipe is fixedly communicated with one end of the main pipe, and the other end of the input pipe is connected with the air pump; one end of the output pipe is fixedly communicated with the main pipe, and the other end of the output pipe is provided with a first connecting flange which is used for being connected with an inlet or an outlet flange of the plate heat exchanger; the main pipe is fixed on the upright post, and a control valve is arranged on the input pipe; the main pipe is provided with a first pressure gauge respectively, and the first pressure gauge is used for detecting the pressure intensity in the main pipe.
2. The anti-leakage testing platform of a plate heat exchanger according to claim 1, wherein a plurality of annular grooves are formed in an end surface of the first connecting flange away from the output pipe, the plurality of annular grooves are coaxially arranged, and the annular grooves are filled with sealing rings.
3. The anti-leakage detection platform of the plate heat exchanger according to claim 2, further comprising a clamp, wherein the clamp comprises an upper half ring and a lower half ring, one end of the upper half ring is hinged to one end of the lower half ring, the other end of the upper half ring is connected with the other end of the lower half ring through a bolt, and elastic cushion layers are respectively arranged on inner side surfaces of the upper half ring and the lower half ring.
4. The anti-leakage detection platform of a plate heat exchanger according to claim 1, wherein a second connection flange is disposed at an end of the input pipe away from the main pipe, and the connection with the air pump is achieved through the second connection flange.
5. The anti-leakage testing platform of the plate heat exchanger as claimed in claim 1, wherein the two sets of control valves are arranged at intervals along the axial direction of the input pipe, and a second pressure gauge is disposed on the input pipe between the two sets of control valves, and the second pressure gauge is used for measuring the pressure in the input pipe between the two sets of control valves.
6. The anti-leakage testing platform of the plate heat exchanger according to claim 1, wherein two parallel blocking platforms are disposed on the upper end surface of the bottom plate, and the blocking platforms extend along the axial direction of the output pipe; the two blocking platforms and the bottom plate are enclosed to form a clamping groove for accommodating the base of the plate heat exchanger.
7. The anti-leakage detection platform of the plate heat exchanger according to claim 1, wherein wheels are disposed on the lower end surface of the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120832798.1U CN215217969U (en) | 2021-04-22 | 2021-04-22 | Anti-leakage detection platform of plate heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120832798.1U CN215217969U (en) | 2021-04-22 | 2021-04-22 | Anti-leakage detection platform of plate heat exchanger |
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| CN215217969U true CN215217969U (en) | 2021-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120832798.1U Active CN215217969U (en) | 2021-04-22 | 2021-04-22 | Anti-leakage detection platform of plate heat exchanger |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116412974A (en) * | 2023-06-09 | 2023-07-11 | 江苏奥琳斯邦装备科技股份有限公司 | Sealing detection device for heat exchanger |
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2021
- 2021-04-22 CN CN202120832798.1U patent/CN215217969U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116412974A (en) * | 2023-06-09 | 2023-07-11 | 江苏奥琳斯邦装备科技股份有限公司 | Sealing detection device for heat exchanger |
| CN116412974B (en) * | 2023-06-09 | 2023-10-31 | 江苏奥琳斯邦装备科技股份有限公司 | Sealing detection device for heat exchanger |
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