CN215447501U

CN215447501U - Anti-freezing type sleeve heat exchanger

Info

Publication number: CN215447501U
Application number: CN202121697688.5U
Authority: CN
Inventors: 李必波; 曾燕珍; 范纪谦
Original assignee: Foshan Nanhai Huahong Refrigeration Parts Co ltd
Current assignee: Foshan Nanhai Huahong Refrigeration Parts Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2022-01-07
Anticipated expiration: 2031-07-26

Abstract

The utility model relates to the technical field of heat exchangers and discloses an anti-freezing type sleeve heat exchanger which comprises a box body, wherein a sleeve heat exchanger is arranged in the box body, two ends of the sleeve heat exchanger are respectively arranged into corrugated pipes, the pipe walls of the two corrugated pipes are respectively fixedly sleeved with an annular plate, a supporting plate is fixedly arranged on the right side in the box body, a first opening is formed in the upper side wall of the supporting plate, the annular plate on the right side is matched with the first opening and movably sleeved with the first opening, a round opening is formed in the upper side of the right side wall of the box body, the right end of the sleeve heat exchanger is movably inserted into the round opening, an annular cavity is formed in the inner wall of the box body, an anti-freezing mechanism is arranged in the annular cavity, a cavity is formed in the right end of the upper side of the inner wall of the box body, and a conveying mechanism is arranged in the cavity. When the antifreezing solution is used for antifreezing, the temperature of the antifreezing solution is kept by utilizing the heat of the antifreezing solution, so that the antifreezing solution can effectively prevent the antifreezing solution from being frozen and can save energy.

Description

Anti-freezing type sleeve heat exchanger

Technical Field

The utility model relates to the technical field of heat exchangers, in particular to an anti-freezing type sleeve heat exchanger.

Background

The heat exchanger is a device for transferring partial heat of hot fluid to cold fluid, also called heat exchanger, is suitable for heat exchangers of different media, different working conditions and different temperatures, and has different structural forms, and the double-pipe heat exchanger is a heat exchanger which is most widely applied in petrochemical production at present.

In the use process of the double-pipe heat exchanger, a large amount of cold air is generated, and the double-pipe heat exchanger is easy to freeze in cold weather, so that the double-pipe heat exchanger is frozen to be damaged, the double-pipe heat exchanger stops working, and the double-pipe heat exchanger is generally prevented from freezing by using an anti-freezing solution.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that in the prior art, a double-pipe heat exchanger is easy to freeze and damage in cold weather in the use process of the heat exchanger, and in order to prevent the double-pipe heat exchanger from freezing, when anti-freezing liquid is used for freezing, the temperature of the anti-freezing liquid is kept by utilizing the heat of the anti-freezing liquid, so that the anti-freezing type double-pipe heat exchanger can effectively prevent freezing and save energy.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides an anti-freezing type shell and tube heat exchanger, comprises a box body, the inside of box is equipped with shell and tube heat exchanger, establish respectively to the bellows at shell and tube heat exchanger's both ends, two the pipe wall of bellows is fixed the cup jointed annular plate respectively, the fixed backup pad that is equipped with in inside right side of box, first trompil has been seted up to the last lateral wall of backup pad, the right side the annular plate cup joints with first trompil phase-match and activity, the round mouth has been seted up to the right lateral wall upside of box, shell and tube heat exchanger's right-hand member and round mouth activity are pegged graft, the annular cavity has been seted up to the inner wall of box, the inside of annular cavity is equipped with anti-freezing mechanism, the cavity has been seted up to the inner wall upside right-hand member, the inside of cavity is equipped with conveying mechanism, conveying mechanism fixedly connected with adjustment mechanism is passed through to the inside of cavity.

Preferably, the freeze-proof mechanism includes spiral pipe and two valves, the spiral pipe is fixed the ring and is around setting up inside the toroidal cavity, the both ends of spiral pipe run through the corresponding toroidal cavity's lateral wall respectively and extend to the toroidal cavity outside, two the valve respectively with the both ends fixed connection of spiral pipe, the inside of spiral pipe is equipped with antifreeze.

Preferably, conveying mechanism includes sleeve pipe and screwed pipe, sleeve pipe and double-pipe heat exchanger right-hand member fixed connection, the screwed pipe is located inside the cavity, the left end of screwed pipe and the left side wall fixed connection of cavity, circular mouth has been seted up to the lower lateral wall of cavity, the lower extreme of screwed pipe and circular mouth activity are pegged graft and downwardly extending and sleeve pipe activity are pegged graft.

Preferably, adjustment mechanism includes separation blade, internal thread pipe and lead screw, the upper end pole wall of lead screw passes through the bearing and is connected with the upper surface rotation of cavity, the lower extreme pole wall threaded connection of internal thread pipe and lead screw, the separation blade is with the lower extreme right side wall fixed connection of screwed pipe, the separation blade is with the pipe wall lower extreme fixed connection of internal thread pipe.

Preferably, an opening is formed in the left side wall of the box body, a circular plate is arranged inside the opening, a second opening hole is formed in the lower side wall of the circular plate, and the left end of the double-pipe heat exchanger is fixedly connected with the second opening hole.

Preferably, the upper end rod wall of the screw rod penetrates through the upper side wall of the cavity and is fixedly connected with a knob.

Compared with the prior art, the utility model provides an anti-freezing type double-pipe heat exchanger, which has the following beneficial effects:

1. this type of preventing frostbite shell and tube heat exchanger through setting up the freeze-proof mechanism, pours into the antifreeze into the spiral inside, through antifreeze and annular cavity, can effectually guarantee the inside temperature of box, prevents that shell and tube heat exchanger from freezing.

2. This type of preventing frostbite sleeve heat exchanger through setting up adjustment mechanism, flows into the inside of annular cavity with the steam of heat-flow self-bring through the screwed pipe to utilize the heat of carrying to improve the inside temperature of annular cavity, make the temperature of antifreeze be in stable state, effectively improve the effect of preventing frostbite.

3. According to the anti-freezing type sleeve heat exchanger, the threaded pipe is driven to be separated from the sleeve through the adjusting mechanism, and the circular plate can be directly pulled to take out the whole sleeve heat exchanger, so that the sleeve heat exchanger is convenient to maintain.

The part not involved in the device is the same as the prior art or can be realized by the prior art, and when the antifreeze is used for antifreezing, the temperature of the antifreeze is kept by utilizing the heat of the antifreeze, so that the energy is saved while the antifreeze is effectively prevented.

Drawings

FIG. 1 is a schematic structural diagram of an antifreeze type sleeve heat exchanger according to the present invention;

fig. 2 is an enlarged schematic view of a part a of the mechanism in fig. 1.

In the figure: the heat exchanger comprises a box body 1, a sleeve heat exchanger 2, a corrugated pipe 3, an annular plate 4, a supporting plate 5, a spiral pipe 6, a valve 7, a sleeve 8, a threaded pipe 9, a baffle plate 10, a screw rod 11, an internal threaded pipe 12, a circular plate 13, an annular cavity 14, a cavity 15, a knob 16 and a sealing gasket 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-2, an anti-freezing type double pipe heat exchanger, including box 1, box 1's inside is equipped with double pipe heat exchanger 2, double pipe heat exchanger 2's both ends are established respectively to bellows 3, the pipe wall of two bellows 3 is fixed respectively and has been cup jointed annular plate 4, box 1's inside right side is fixed and is equipped with backup pad 5, first trompil has been seted up to backup pad 5's last lateral wall, right side annular plate 4 and first trompil phase-match and activity are cup jointed, the round mouth has been seted up to box 1's right lateral wall upside, double pipe heat exchanger 2's right-hand member and round mouth activity are pegged graft, annular cavity 14 has been seted up to box 1's inner wall, annular cavity 14's inside is equipped with anti-freezing mechanism, cavity 15 has been seted up to box 1's inner wall upside right-hand member, cavity 15's inside is equipped with conveying mechanism fixedly connected with adjustment mechanism through conveying mechanism.

The anti-freezing mechanism comprises a spiral pipe 6 and two valves 7, the spiral pipe 6 is fixedly arranged inside the annular cavity 14 in a surrounding mode, two ends of the spiral pipe 6 penetrate through the side wall of the corresponding annular cavity 14 respectively and extend to the outside of the annular cavity 14, the two valves 7 are fixedly connected with two ends of the spiral pipe 6 respectively, and anti-freezing liquid is arranged inside the spiral pipe 6.

Conveying mechanism includes sleeve pipe 8 and screwed

pipe

9, and 2 right-hand members fixed connection of sleeve pipe 8 and double-pipe heat exchanger, inside cavity 15 was located to screwed pipe 9, the left end of screwed pipe 9 and the left side wall fixed connection of cavity 15, circular mouth has been seted up to the lower lateral wall of cavity 15, and the lower extreme of screwed pipe 9 is pegged graft with circular mouth activity and downwardly extending and sleeve pipe 8 activity is pegged graft.

Adjustment mechanism includes separation blade 10, internal thread pipe 11 and lead screw 12, the upper end pole wall of lead screw 11 passes through the upper surface rotation of bearing and cavity 15 and is connected, internal thread pipe 12 and the lower extreme pole wall threaded connection of lead screw 11, separation blade 10 and screwed pipe 9's lower extreme right side wall fixed connection, separation blade 10 and internal thread pipe 12's pipe wall lower extreme fixed connection.

The opening has been seted up to the left side wall of box 1, and open-ended inside is equipped with plectane 13, and the second trompil has been seted up to the lower lateral wall of plectane 13, and double-pipe heat exchanger 2's left end and second trompil fixed connection are used for pulling out whole double-pipe heat exchanger 2.

The upper end rod wall of the screw rod 11 penetrates through the upper side wall of the cavity 15 and is fixedly connected with a knob 16 for rotating to drive the adjusting mechanism to move.

In the utility model, when in use, antifreeze is poured into the spiral pipe 6 through the valve 7, the antifreeze is frozen in the whole box body 1 in the spiral pipe 6, when weather is cold, the antifreeze is reduced along with temperature reduction, the antifreeze effect is reduced, when the double-pipe heat exchanger 2 works, hot fluid enters through the right end of the double-pipe heat exchanger 2, the heat of the hot fluid can enter the threaded pipe 9 upwards through the sleeve 5 and then enters the annular cavity 14 through the threaded pipe 9, the temperature in the annular cavity 14 is increased, so that the temperature of the antifreeze is always in a stable state, the antifreeze effect of the antifreeze is improved, when the double-pipe heat exchanger 2 needs to be taken out, the knob 16 is rotated to drive the screw rod 11 to rotate, so that the internal threaded pipe 12 is driven to move upwards, and the baffle 10 is driven to move upwards, when the baffle 10 moves upwards, the screwed pipe 9 can be synchronously driven to be upwards separated from the casing pipe 5, and the circular plate 13 is pulled at the moment, so that the whole casing pipe heat exchanger 2 can be directly pulled through the circular plate 13, and the casing pipe heat exchanger 2 can be taken out.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The anti-freezing type sleeve heat exchanger comprises a box body (1) and is characterized in that a sleeve heat exchanger (2) is arranged inside the box body (1), corrugated pipes (3) are respectively arranged at two ends of the sleeve heat exchanger (2), annular plates (4) are respectively and fixedly sleeved on pipe walls of the two corrugated pipes (3), a supporting plate (5) is fixedly arranged on the right side inside the box body (1), a first open hole is formed in the upper side wall of the supporting plate (5), the annular plates (4) on the right side are matched with the first open hole and movably sleeved, a round opening is formed in the upper side of the right side wall of the box body (1), the right end of the sleeve heat exchanger (2) is movably inserted into the round opening, an annular cavity (14) is formed in the inner wall of the box body (1), an anti-freezing mechanism is arranged inside the annular cavity (14), a cavity (15) is formed in the upper side of the inner wall of the box body (1), the inside of cavity (15) is equipped with conveying mechanism, the inside of cavity (15) is through conveying mechanism fixedly connected with adjustment mechanism.

2. The anti-freezing type sleeve heat exchanger according to claim 1, wherein the anti-freezing mechanism comprises a spiral pipe (6) and two valves (7), the spiral pipe (6) is fixedly arranged inside the annular cavity (14) in a surrounding manner, two ends of the spiral pipe (6) respectively penetrate through the side wall of the corresponding annular cavity (14) and extend to the outside of the annular cavity (14), the two valves (7) are respectively fixedly connected with two ends of the spiral pipe (6), and anti-freezing liquid is arranged inside the spiral pipe (6).

3. The anti-freezing type sleeve heat exchanger according to claim 1, wherein the conveying mechanism comprises a sleeve (8) and a threaded pipe (9), the sleeve (8) is fixedly connected with the right end of the sleeve heat exchanger (2), the threaded pipe (9) is arranged inside the cavity (15), the left end of the threaded pipe (9) is fixedly connected with the left side wall of the cavity (15), the lower side wall of the cavity (15) is provided with a circular opening, the lower end of the threaded pipe (9) is movably inserted into the circular opening and extends downwards to be movably inserted into the sleeve (8), and a sealing gasket (17) is fixedly sleeved at the lower end of the threaded pipe (9).

4. The antifreeze type sleeve heat exchanger as claimed in claim 1, wherein the adjusting mechanism comprises a baffle plate (10), an internally threaded tube (12) and a screw rod (11), the upper end rod wall of the screw rod (11) is rotatably connected with the upper surface of the cavity (15) through a bearing, the internally threaded tube (12) is in threaded connection with the lower end rod wall of the screw rod (11), the baffle plate (10) is fixedly connected with the lower right side wall of the threaded tube (9), and the baffle plate (10) is fixedly connected with the lower end of the tube wall of the internally threaded tube (12).

5. The anti-freezing type double-pipe heat exchanger as claimed in claim 1, wherein the left side wall of the box body (1) is provided with an opening, a circular plate (13) is arranged inside the opening, the lower side wall of the circular plate (13) is provided with a second opening, and the left end of the double-pipe heat exchanger (2) is fixedly connected with the second opening.

6. An antifreeze type shell and tube heat exchanger according to claim 4, characterized in that the upper end rod wall of the screw rod (11) penetrates the upper side wall of the cavity (15) and is fixedly connected with a knob (16).