CN215113251U - Electrical heating monitoring heat transfer device - Google Patents
Electrical heating monitoring heat transfer device Download PDFInfo
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- CN215113251U CN215113251U CN202120930364.5U CN202120930364U CN215113251U CN 215113251 U CN215113251 U CN 215113251U CN 202120930364 U CN202120930364 U CN 202120930364U CN 215113251 U CN215113251 U CN 215113251U
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Abstract
The utility model relates to an electrical heating monitoring heat transfer device, including electrical heating water tank, three tubular monitoring heat exchangers are installed on electrical heating water tank, three tubular monitoring heat exchangers include head, test tube, tube sheet, head hold-down mechanism, the both ends at electrical heating water tank are installed to the tube sheet, the test tube passes through the tube sheet and places in electrical heating water tank, and the both ends of test tube are sealed through the head respectively. The utility model discloses a head hold-down mechanism's setting has realized the fixed connection that can dismantle between head and the electrical heating water tank, and it is more convenient to make the head dismantle, is convenient for follow-up take out the test tube from the electrical heating water tank, dismantles the simple swift of mounting means.
Description
Technical Field
The utility model relates to a monitoring heat exchanger technical field, concretely relates to electric heating monitoring heat transfer device.
Background
In the petrochemical industry, metallurgy, power generation and other industries of China, industrial circulating cooling water is mostly adopted. At present, in order to further save energy and reduce emission and improve the utilization rate of circulating cooling water, the quality requirements on water treatment technology and reagents are higher and higher. At the same time, it is also increasingly important to enhance monitoring of water treatment. The circulating water monitoring heat exchanger well simulates an industrial field heat exchanger and is very important for measuring corrosion and scaling data of related water quality. It is suitable for heat exchangers made of various materials, such as ceramic heat exchangers, metal heat exchangers and the like.
The principle of the monitoring heat exchanger is that normal pressure saturated steam or industrial low pressure saturated steam generated by electric heating is used as a heat medium, circulating water is used as a cooling medium, under the conditions of specified circulating water flow rate, initial water inlet and outlet temperature difference, steam temperature, material and the like, the corrosion rate and the adhesion rate are calculated according to the change of the mass of a test tube in a monitoring period, and the thermal resistance is calculated according to data such as online monitored temperature, flow and the like. The pressure drop monitoring pipe monitors the biological slime adhesion condition on line according to the pressure difference change under the condition of constant flow.
Among the current monitoring heat transfer device, the test tube need be followed and is taken out in the electrical heating water tank and weigh, but, the fixed mode of head and electrical heating water tank is complicated, and the dismantlement of being not convenient for leads to taking out of test tube very inconvenient.
SUMMERY OF THE UTILITY MODEL
For solving the problem that prior art exists, the utility model provides an electrical heating monitoring heat transfer device.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides an electrical heating monitoring heat transfer device, includes electrical heating water tank, three tubular monitoring heat exchangers are installed on electrical heating water tank, three tubular monitoring heat exchangers include head, test tube, tube sheet, head hold-down mechanism, the both ends at electrical heating water tank are installed to the tube sheet, the test tube passes through the tube sheet and places in electrical heating water tank, and the both ends of test tube are sealed through the head respectively, the head passes through head hold-down mechanism and can dismantle fixed connection with electrical heating water tank, head hold-down mechanism includes pressure strip, housing screw, the pressure strip is through compressing tightly pull rod and tube sheet connection, threaded connection housing screw is in order to lock head and tube sheet on the pressure strip.
Preferably in any one of the above schemes, the tube plate is fixed with the end socket flange at the end of the electric heating water tank, three circular holes distributed in a triangular shape are formed in the tube plate, the number of the test tubes is three and is arranged in a regular triangle, the test tubes are positioned in the electric heating water tank, and the two ends of the test tubes are respectively inserted into the corresponding circular holes.
In any of the above schemes, preferably, the number of the compression pull rods is two, the middle part of each compression pull rod is a cylinder, one end of each compression pull rod is fixed with a hemispherical clamping cap, the other end of each compression pull rod is fixed with a steel plate, and the steel plates are fixed with the tube plates.
In any of the above schemes, preferably, a threaded hole in threaded connection with the compression screw is formed in the center of the compression plate, a through hole is formed in the compression plate on one side of the threaded hole so that one compression pull rod can pass through the through hole, a U-shaped notch is formed in the bottom of the compression plate on the other side of the threaded hole, and the U-shaped notch is inserted into the other compression pull rod.
In any of the above schemes, preferably, one end of the compression screw is of a cone structure, the other end of the compression screw is provided with a through hole, and a rocker is inserted into the through hole.
The head comprises a head cylinder, a sealing plate and a connecting flange, wherein the head temperature transmitter is installed on the head cylinder, the sealing plate is fixed at one end of the head cylinder, the connecting flange matched with a tube plate is fixed at the other end of the head cylinder, a conical hole matched with a cone structure at one end of a compression screw is formed in the center of the outer side wall of the sealing plate, trapezoidal holes are formed in the positions, corresponding to the round holes, of the connecting flange respectively, and when the connecting flange compresses the tube plate, the trapezoidal holes compress the end portions of the test tubes.
In any of the above schemes, preferably, three electric heating pipes are installed on the side wall of the electric heating water tank, the top end of the electric heating water tank is provided with an exhaust hole and a steam temperature transmitter, the bottom end of the electric heating water tank is provided with a drain hole, and a liquid level meter is installed in the electric heating water tank.
In any of the above schemes, preferably, the electric heating monitoring heat exchange device further includes a pressure drop monitoring pipeline and a circulating water pipeline system.
Compared with the prior art, the utility model provides a pair of electrical heating monitoring heat transfer device has following beneficial effect:
1. through the arrangement of the end socket pressing mechanism, the end socket and the electric heating water tank are detachably and fixedly connected, so that the end socket is more convenient to detach, a test tube is convenient to take out from the electric heating water tank subsequently, and the detaching and installing modes are simple and quick;
2. the pressing plate is provided with the U-shaped notch, so that the pressing plate can rotate relative to one of the pressing pull rods, and the pressing pull rod is overturned to one side, so that the end socket can be conveniently taken out and installed.
Drawings
Fig. 1 is a schematic overall structure diagram of a preferred embodiment of an electrical heating monitoring heat exchange device provided by the present invention;
FIG. 2 is a schematic structural view of the electric heating water tank of FIG. 1;
fig. 3 is a schematic view of the overall structure of the head pressing mechanism of fig. 1 for pressing the head;
FIG. 4 is a schematic structural view of the head of FIG. 1;
FIG. 5 is a right side view of the attachment flange of FIG. 3;
FIG. 6 is a left side view of the hold-down plate of FIG. 3;
FIG. 7 is a left side view of the tube sheet of FIG. 3;
FIG. 8 is a side view of FIG. 7;
fig. 9 is a schematic structural view of the compression link in fig. 3.
The figures are labeled as follows: 1. an electrically heated water tank; 2. sealing the end; 3. a seal head flange; 4. closing the plate; 5. a connecting flange; 6. compressing the pull rod; 7. a tube sheet; 8. a compression plate; 9. a compression screw; 10. a rocker; 11. a through hole; 12. a U-shaped notch; 13. a threaded hole; 14. a connector; 15. a trapezoidal hole; 16. an electric heating pipe installation interface; 17. a head sealing cylinder body.
Detailed Description
In order to further understand the inventive content of the present invention, the present invention will be explained in detail with reference to the specific embodiments.
As shown in fig. 1-9, an embodiment of an electrical heating monitoring heat exchange device provided by the present invention comprises an electrical heating water tank 1, a three-tube monitoring heat exchanger, the three-tube monitoring heat exchanger is arranged on the electric heating water tank 1 and comprises an end socket 2, a test tube, a tube plate 7 and an end socket 2 pressing mechanism, the tube plates 7 are arranged at two ends of the electric heating water tank 1, the test tubes are placed in the electric heating water tank 1 through the tube plates 7, and two ends of the test tube are respectively sealed by seal heads 2, the seal heads 2 are detachably and fixedly connected with an electric heating water tank 1 through a seal head 2 pressing mechanism, the end socket 2 pressing mechanism comprises a pressing plate 8 and a pressing screw rod 9, the pressing plate 8 is connected with the tube plate 7 through a pressing pull rod 6, and the pressing plate 8 is in threaded connection with the pressing screw rod 9 to lock the end socket 2 and the tube plate 7.
In the structure, the seal head 2 and the tube plate 7 are pressed tightly through the rotary compression screw rod 9, the seal head 2 and the tube plate 7 are fixed in a detachable mode, the seal head 2 is more convenient to detach, the test tube is conveniently taken out from the electric heating water tank 1 in a follow-up mode, and the detachment and installation mode is simple and rapid.
The tube plate 7 is fixed with the flange of the end socket 2 at the end part of the electric heating water tank 1, three round holes which are distributed in a triangular shape are formed in the tube plate 7, the number of the test tubes is three, the test tubes are arranged in the electric heating water tank 1, and the two ends of each test tube are respectively inserted into the corresponding round holes.
The number of the pressing pull rods 6 is two, the middle parts of the pressing pull rods 6 are cylinders, hemispherical clamping caps are fixed at one ends of the cylinders, steel plates are fixed at the other ends of the cylinders, and the steel plates are fixed with the tube plates 7.
Specifically, be equipped with first connecting hole on the steel sheet, be fixed with the connector 14 of two equipartitions on the lateral wall that electrical heating water tank 1 was kept away from to tube sheet 7, be equipped with the slot on the connector 14, top and bottom on the slot are equipped with the second connecting hole respectively, the steel sheet injects so that first connecting hole and second connecting hole intercommunication in the slot, and the bolt passes coupling nut from first connecting hole and second connecting hole in, makes the steel sheet can dismantle fixedly with connector 14.
The center part of the pressure strip 8 is provided with a threaded hole 13 in threaded connection with the pressure screw 9, the pressure strip 8 on one side of the threaded hole 13 is provided with a through hole 11, so that one of the pressure rods 6 passes through the through hole 11, the pressure strip 8 can rotate relative to the pressure rod 6, the bottom of the pressure strip 8 on the other side of the threaded hole 13 is provided with a U-shaped notch 12, and the U-shaped notch 12 is inserted on the other pressure rod 6. During the upward rotation of the pressure plate 8, the U-shaped notch 12 is pulled out of the pressure pull rod 6, so that the pressure plate 8 is turned to the other side, which facilitates the removal and installation of the closure head 2.
The diameter of the hemispherical clamping cap is larger than the diameter of the through hole 11 and the width of the U-shaped notch 12, so that the pressing plate 8 cannot be separated from the pressing pull rod 6 when moving along the axial direction of the pressing pull rod 6.
One end of the compression screw rod 9 is of a cone structure, the other end of the compression screw rod 9 is provided with a through hole, and a rocker 10 is inserted into the through hole.
Wherein, the aperture that trapezoidal hole 15 is close to tube sheet 7 is greater than the aperture of the other end to the back and can be compressed tightly in convenient test tube inserts trapezoidal hole 15.
The steam heating device is characterized in that three electric heating pipes are installed on the side wall of the electric heating water tank 1, an electric heating pipe installation interface 16 is arranged on the side wall of the electric heating water tank 1, the electric heating pipes are fixed with the electric heating water tank 1 through the electric heating pipe installation interface 16, an exhaust hole and a steam temperature transmitter are arranged at the top end of the electric heating water tank 1, an exhaust hole is formed in the bottom end of the electric heating water tank 1, and a liquid level meter is installed in the electric heating water tank 1.
The electric heating monitoring heat exchange device further comprises a pressure drop monitoring pipeline and a circulating water pipeline system, and circulating cold water circularly flows in the test tube through the circulating water pipeline system. Since the structure of the circulating water pipeline system is known to those skilled in the art, that is, the prior art, it will not be described in detail herein.
In this embodiment, sealing gaskets are arranged between the tube plate 7 and the connecting flange 5 and between the tube plate 7 and the flange of the end enclosure 2 to ensure sealing.
The working principle of the embodiment is as follows: when installation head 2, the one end that is equipped with trapezoidal hole 15 with head 2 docks with tube sheet 7, make the tip of test tube inject trapezoidal hole 15 in, then rotatory pressure strip 8, make U type breach 12 on the pressure strip 8 insert on the compression pull rod 6 that corresponds, make pressure strip 8 be in the level state of placing, slip pressure strip 8, make pressure strip 8 support on the hemisphere card cap, then rotatory compression screw 9, compression screw 9 removes to head 2 direction at rotatory in-process, centrum structure end on the compression screw 9 injects the bell mouth, in order to compress tightly head 2, realize that the installation of head 2 is fixed, the mounting means is simple and fast, during the dismantlement, reverse operation can.
It will be understood by those skilled in the art that any combination of the elements of the present invention, including the summary and detailed description of the invention provided in the foregoing description and illustrated in the accompanying drawings, is not to be considered limiting in scope and in order to make the description more concise, and not to describe every element of the combination. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides an electrical heating monitoring heat transfer device, includes electrical heating water tank, three tubular monitoring heat exchangers are installed on electrical heating water tank, its characterized in that: the utility model discloses a three-tube monitoring heat exchanger, including head, test tube, tube sheet, head hold-down mechanism, the tube sheet is installed at the both ends of electrical heating water tank, the test tube passes through the tube sheet and places in electrical heating water tank, and the both ends of test tube are sealed through the head respectively, the head passes through head hold-down mechanism and can dismantle fixed connection with electrical heating water tank, head hold-down mechanism includes pressure strip, housing screw, the pressure strip is connected with the tube sheet through compressing tightly the pull rod, threaded connection housing screw is in order to lock head and tube sheet on the pressure strip.
2. The electrical heating monitoring heat exchange device of claim 1, wherein: the tube sheet is fixed with the head flange of electrical heating water tank tip, set up three round hole that is triangular distribution on the tube sheet, the number of test tube is three and is regular triangle-shaped and arranges, the test tube is located electrical heating water tank, and the both ends of test tube inject respectively in the round hole that corresponds.
3. The electrical heating monitoring heat exchange device of claim 1, wherein: the number of the compression pull rods is two, the middle part of each compression pull rod is a cylinder, a hemispherical clamping cap is fixed at one end of each compression pull rod, a steel plate is fixed at the other end of each compression pull rod, and the steel plates are fixed with the tube plates.
4. An electrical heating monitoring heat exchange device according to claim 3, wherein: the center part of the pressure strip is provided with a threaded hole in threaded connection with the pressure screw, the pressure strip on one side of the threaded hole is provided with a through hole, so that one of the pressure pull rods passes through the through hole, the bottom of the pressure strip on the other side of the threaded hole is provided with a U-shaped notch, and the U-shaped notch is inserted into the other pressure pull rod.
5. An electrical heating monitoring heat exchange device according to claim 4, wherein: one end of the compression screw rod is of a cone structure, the other end of the compression screw rod is provided with a through hole, and a rocker is inserted into the through hole.
6. An electrical heating monitoring heat exchange device according to claim 5, wherein: the seal head includes head barrel, shrouding, flange, installation head temperature transmitter on the head barrel, the fixed shrouding of one end of head barrel, the other end is fixed with tube sheet complex flange, the lateral wall central point of shrouding is equipped with the centrum structure complex bell mouth with housing screw one end, the position that corresponds with the round hole on the flange is equipped with trapezoidal hole respectively, when flange compressed tightly the tube sheet, trapezoidal hole compressed tightly the tip of test tube.
7. The electrical heating monitoring heat exchange device of claim 1, wherein: the steam heating device is characterized in that three electric heating pipes are installed on the side wall of the electric heating water tank, an exhaust hole and a steam temperature transmitter are arranged at the top end of the electric heating water tank, a drain hole is formed in the bottom end of the electric heating water tank, and a liquid level meter is installed in the electric heating water tank.
8. The electrical heating monitoring heat exchange device of claim 1, wherein: the electric heating monitoring heat exchange device further comprises a pressure drop monitoring pipeline and a circulating water pipeline system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120930364.5U CN215113251U (en) | 2021-04-30 | 2021-04-30 | Electrical heating monitoring heat transfer device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120930364.5U CN215113251U (en) | 2021-04-30 | 2021-04-30 | Electrical heating monitoring heat transfer device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215113251U true CN215113251U (en) | 2021-12-10 |
Family
ID=79291043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120930364.5U Active CN215113251U (en) | 2021-04-30 | 2021-04-30 | Electrical heating monitoring heat transfer device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215113251U (en) |
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2021
- 2021-04-30 CN CN202120930364.5U patent/CN215113251U/en active Active
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