CN217979939U

CN217979939U - Plate heat exchanger with internal leakage prevention structure

Info

Publication number: CN217979939U
Application number: CN202220076269.8U
Authority: CN
Inventors: 欧献波
Original assignee: China Electric Power Construction Engineering Consulting Co ltd
Current assignee: China Electric Power Construction Engineering Consulting Co ltd
Priority date: 2022-01-12
Filing date: 2022-01-12
Publication date: 2022-12-06
Anticipated expiration: 2032-01-12

Abstract

The utility model relates to a plate heat exchanger field with leak structure in preventing specifically is a plate heat exchanger with leak structure in preventing, including bottom plate and gasket, the top of bottom plate is provided with preceding baffle, and the internally mounted of preceding baffle has the guide arm, the draw-in groove has been seted up to the inside of guide arm, the internally mounted of draw-in groove has coolant liquid feed liquor pipe, and the bottom of coolant liquid feed liquor pipe is provided with the heat transfer board, one side of heat transfer board is provided with electric jack, the outlet duct is installed to one side of coolant liquid feed liquor pipe. This plate heat exchanger with leak protection structure in setting up coolant liquid feed liquor pipe to take place heat exchange between messenger's chemical gas that can be quick and the coolant liquid, make chemical gas cool off rapidly, set up the draw-in groove, can guarantee the inside leakproofness of heat transfer board, set up electric jack, avoid can take place not hard up in the junction, thereby leak the phenomenon in can avoiding plate heat exchanger to appear, guarantee plate heat exchanger's heat transfer performance.

Description

Plate heat exchanger with internal leakage prevention structure

Technical Field

The utility model relates to a plate heat exchanger technical field specifically is a plate heat exchanger with leak protection structure in.

Background

Since the spontaneous appearance of plate heat exchangers, the plate heat exchangers have been used for over 100 years, but the plate heat exchangers themselves have the characteristics of high efficiency, convenient maintenance and the like, and the application fields of the plate heat exchangers are continuously widened along with the deepening of people's knowledge of the heat exchangers, and products are spread in more than ten industries such as petrifaction, metallurgy, electric power, light industry, food, medicine, paper making and the like, so the plate heat exchangers are needed.

The plate heat exchanger who leaks the structure in having in existing market, the junction takes place easily not hard up after using for a long time to leak the phenomenon in appearing, influence heat transfer performance, because plate heat exchanger need carry out the quantity of adjustment sheet board according to the environment of use, cause the inconvenience of sheet board installation and dismantlement, increased the operation degree of difficulty, to above-mentioned circumstances, carry out technical innovation on the plate heat exchanger basis that has the structure of leaking in having now, for this we propose a plate heat exchanger who leaks the structure in having.

In order to solve the problems, innovative design is urgently needed on the basis of the original plate heat exchanger with an internal leakage prevention structure.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a plate heat exchanger with leak structure in preventing possesses and is convenient for leak in preventing and just dismantle advantages such as maintenance to plate heat exchanger, has solved and has prevented leaking in and just dismantle the problem of maintenance to plate heat exchanger.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a plate heat exchanger with leak structure in preventing, includes bottom plate and gasket, the top of bottom plate is provided with preceding baffle, and the internally mounted of preceding baffle has the guide arm, the draw-in groove has been seted up to the inside of guide arm, the internally mounted of draw-in groove has coolant liquid feed liquor pipe, and the bottom of coolant liquid feed liquor pipe is provided with the heat transfer board, one side of heat transfer board is provided with electric jack, the outlet duct is installed to one side of coolant liquid feed liquor pipe, and the opposite side of outlet duct installs the coolant liquid drain pipe, one side of guide arm is provided with coupling nut.

The bottom of gasket is provided with the clamp plate, and the bottom of clamp plate is provided with the connecting plate, the spout has been seted up to the inside of connecting plate, the screw rod is installed to the opposite side of heat transfer board, and one side of screw rod installs swivel nut, the outside of screw rod is provided with the backplate, and one side of backplate installs the limiting plate.

Furthermore, the front baffle is connected with the guide rod in a nested manner, and the guide rod is connected with the connecting nut in a threaded manner.

Furthermore, sliding connection is adopted between the cooling liquid inlet pipe and the clamping groove, and the cooling liquid inlet pipe coincides with the central axis of the heat exchange plate.

Furthermore, the air outlet pipe and the cooling liquid outlet pipe are arranged in parallel, and the cooling liquid outlet pipe is connected with the clamping groove in a sliding mode.

Furthermore, the electric jack is tightly attached to the heat exchange plate, and the heat exchange plate and the gasket are arranged in parallel.

Furthermore, the screw rod and the heat exchange plate are perpendicular to each other, and the screw rod is in threaded connection with the rotating nut.

Furthermore, the rear baffle and the limiting plate are connected in a welding mode, and the limiting plate and the guide rod are connected in a nesting mode.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this plate heat exchanger with leak protection structure in setting up coolant liquid feed liquor pipe to take place heat exchange between messenger's chemical gas that can be quick and the coolant liquid, make chemical gas cool off rapidly, set up the draw-in groove, can guarantee the inside leakproofness of heat transfer board, set up electric jack, avoid can take place not hard up in the junction, thereby leak the phenomenon in can avoiding plate heat exchanger to appear, guarantee plate heat exchanger's heat transfer performance.

2. This plate heat exchanger with leak protection structure in sets up swivel nut for screw rod and backplate separation take off the screw rod from the backplate, set up coupling nut, no longer carry on spacingly to the backplate, through the guide arm at removal top, make guide arm and heat transfer board and clamp plate separation, thereby realize dismantling the heat transfer board, be convenient for maintenance and change.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a front view of the guide rod of the present invention;

FIG. 3 is a schematic front view of the present invention;

FIG. 4 is a schematic perspective view of the heat exchange plate of the present invention;

fig. 5 is an enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a base plate; 2. a front baffle; 3. a guide bar; 4. a card slot; 5. a coolant inlet pipe; 6. a heat exchange plate; 7. an air outlet pipe; 8. a coolant outlet pipe; 9. an electric jack; 10. a gasket; 11. pressing a plate; 12. a chute; 13. a connecting plate; 14. a screw; 15. rotating the nut; 16. a tailgate; 17. a limiting plate; 18. and connecting a nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-5, in the embodiment, the plate heat exchanger with an inner leakage prevention structure includes a bottom plate 1 and a gasket 10, a front baffle 2 is disposed on a top end of the bottom plate 1, a guide rod 3 is disposed inside the front baffle 2, a clamping groove 4 is disposed inside the guide rod 3, a coolant inlet pipe 5 is disposed inside the clamping groove 4, a heat exchange plate 6 is disposed at a bottom end of the coolant inlet pipe 5, an electric jack 9 is disposed on one side of the heat exchange plate 6, an outlet pipe 7 is disposed on one side of the coolant inlet pipe 5, a coolant outlet pipe 8 is disposed on the other side of the outlet pipe 7, and a connection nut 18 is disposed on one side of the guide rod 3.

The bottom end of the gasket 10 is provided with a pressing plate 11, the bottom end of the pressing plate 11 is provided with a connecting plate 13, a chute 12 is formed in the connecting plate 13, the other side of the heat exchange plate 6 is provided with a screw 14, one side of the screw 14 is provided with a rotating nut 15, the outer part of the screw 14 is provided with a rear baffle 16, and one side of the rear baffle 16 is provided with a limiting plate 17.

Referring to fig. 1, 2 and 3, in the present embodiment, the front baffle 2 and the guide bar 3 are connected in a nested manner, and the guide bar 3 and the connecting nut 18 are connected in a threaded manner.

It should be noted that, by moving the top guide rod 3, the end of the guide rod 3 slides inside the front baffle 2, so that the guide rod 3 is separated from the heat exchange plate 6 and the pressure plate 11.

Referring to fig. 1, 4 and 5, in the present embodiment, the cooling liquid inlet pipe 5 is slidably connected to the slot 4, and the central axis of the cooling liquid inlet pipe 5 coincides with the central axis of the heat exchange plate 6.

It should be noted that the electric jack 9 can push the heat exchange plate 6, so as to clamp the cooling liquid inlet pipe 5 driven by the heat exchange plate 6 into the clamping groove 4.

Referring to fig. 1, 4 and 5, in the present embodiment, the air outlet pipe 7 and the cooling liquid outlet pipe 8 are disposed in parallel, and the cooling liquid outlet pipe 8 is slidably connected to the slot 4.

It should be noted that the heat exchange plate 6 is respectively connected through the air outlet pipe 7 and the cooling liquid outlet pipe 8, so that the cooling liquid can be conveniently conveyed to the heat exchange plate 6.

Referring to fig. 1, 2 and 3, in the embodiment, the electric jack 9 is tightly attached to the heat exchange plate 6, and the heat exchange plate 6 and the gasket 10 are parallel to each other.

It should be noted that, under the action of the electric jack 9, the stability of the joint with the slot 4 can be ensured, and the joint is prevented from being loosened.

Referring to fig. 1 and 2, in the present embodiment, the screw 14 and the heat exchange plate 6 are disposed perpendicular to each other, and the screw 14 and the rotating nut 15 are connected by a screw thread.

Note that, the screw 14 is detached from the tailgate 16 by unscrewing the swivel nut 15 to separate the screw 14 from the tailgate 16.

Referring to fig. 1 and 2, in the embodiment, the rear baffle 16 and the limiting plate 17 are welded, and the limiting plate 17 and the guide rod 3 are nested.

It should be noted that the coupling nut 18 is unscrewed so that the coupling nut 18 no longer restrains the tailgate 16.

It can be understood is the plate heat exchanger who leaks the structure in having, set up electric jack 9, thereby it advances card inslot 4 to drive 5 joints of coolant liquid feed liquor pipe with heat transfer plate 6, thereby can make and form three cavity between three heat transfer plates 6 and the gasket 10, set up coolant liquid feed liquor pipe 5, thereby can be quick make take place the heat exchange between chemical gas and the coolant liquid, make chemical gas cool off rapidly, set up card inslot 4, can guarantee the inside leakproofness of heat transfer plate 6, set up electric jack 9, can guarantee the stability with draw-in groove 4 junction, avoid can take place to become flexible in the junction, thereby can avoid plate heat exchanger to appear the phenomenon of interior hourglass, guarantee plate heat exchanger's heat transfer performance.

The working principle of the above embodiment is as follows:

when the plate heat exchanger with the internal leakage prevention structure is used, the electric jack 9 is turned on, the electric jack 9 can push the heat exchange plates 6, so that the heat exchange plates 6 drive the cooling liquid inlet pipe 5 to be clamped into the clamping groove 4, three chambers can be formed between the three heat exchange plates 6 and the gasket 10, the middle chamber is a chemical gas chamber, the left and right chambers are cooling liquid chambers, cooling liquid and chemical gas are introduced into the corresponding chambers through the cooling liquid inlet pipe 5, heat exchange can be rapidly performed between the chemical gas and the cooling liquid, the chemical gas can be rapidly cooled, the sealing property inside the heat exchange plates 6 can be ensured under the action of the clamping groove 4, the stability of the connection part with the clamping groove 4 can be ensured under the action of the electric jack 9, the looseness of the connection part can be avoided, the internal leakage heat exchange phenomenon of the plate heat exchanger can be avoided, the plate heat exchanger performance can be ensured, and adverse reactions such as corrosion, explosion or severe toxicity can be avoided;

when the plate heat exchanger needs to be mounted or dismounted, the rotary nut 15 is unscrewed, the screw rod 14 is separated from the rear baffle 16, the screw rod 14 is taken down from the rear baffle 16, the connecting nut 18 is unscrewed, the connecting nut 18 does not limit the rear baffle 16 any more, the guide rod 3 at the top is moved, the end part of the guide rod 3 slides in the front baffle 2, the guide rod 3 is separated from the heat exchange plate 6 and the pressing plate 11, the heat exchange plate 6 is dismounted, and the heat exchange plate is convenient to maintain and replace.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a plate heat exchanger with leak protection structure in, includes bottom plate (1) and gasket (10), its characterized in that: the cooling device is characterized in that a front baffle (2) is arranged at the top end of the bottom plate (1), a guide rod (3) is arranged inside the front baffle (2), a clamping groove (4) is formed inside the guide rod (3), a cooling liquid inlet pipe (5) is arranged inside the clamping groove (4), a heat exchange plate (6) is arranged at the bottom end of the cooling liquid inlet pipe (5), an electric jack (9) is arranged on one side of the heat exchange plate (6), an air outlet pipe (7) is arranged on one side of the cooling liquid inlet pipe (5), a cooling liquid outlet pipe (8) is arranged on the other side of the air outlet pipe (7), and a connecting nut (18) is arranged on one side of the guide rod (3);

the bottom of gasket (10) is provided with clamp plate (11), and the bottom of clamp plate (11) is provided with connecting plate (13), spout (12) have been seted up to the inside of connecting plate (13), screw rod (14) are installed to the opposite side of heat transfer board (6), and one side-mounting of screw rod (14) has swivel nut (15), the outside of screw rod (14) is provided with backplate (16), and limiting plate (17) are installed to one side of backplate (16).

2. A plate heat exchanger with an internal leakage prevention structure according to claim 1, characterized in that: the front baffle (2) and the guide rod (3) are connected in a nested manner, and the guide rod (3) and the connecting nut (18) are connected in a threaded manner.

3. A plate heat exchanger with an internal leakage prevention structure according to claim 1, characterized in that: the cooling liquid inlet pipe (5) is in sliding connection with the clamping groove (4), and the cooling liquid inlet pipe (5) coincides with the central axis of the heat exchange plate (6).

4. A plate heat exchanger with an internal leakage prevention structure according to claim 1, characterized in that: the air outlet pipe (7) and the cooling liquid outlet pipe (8) are arranged in parallel, and the cooling liquid outlet pipe (8) is connected with the clamping groove (4) in a sliding mode.

5. A plate heat exchanger with an internal leakage prevention structure according to claim 1, characterized in that: the electric jack (9) is tightly attached to the heat exchange plate (6), and the heat exchange plate (6) and the gasket (10) are arranged in parallel.

6. A plate heat exchanger with an internal leakage prevention structure according to claim 1, characterized in that: the screw rod (14) and the heat exchange plate (6) are perpendicular to each other, and the screw rod (14) is in threaded connection with the rotary nut (15).

7. A plate heat exchanger with an internal leakage prevention structure according to claim 1, characterized in that: the rear baffle (16) and the limiting plate (17) are connected in a welding mode, and the limiting plate (17) and the guide rod (3) are connected in a nesting mode.