CN217483314U

CN217483314U - Plate type heat exchanger

Info

Publication number: CN217483314U
Application number: CN202220149382.4U
Authority: CN
Inventors: 张臣; 刘亮; 李莎
Original assignee: Qingdao Fengli Thermal Power Co ltd
Current assignee: Qingdao Fengli Thermal Power Co ltd
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-09-23
Anticipated expiration: 2032-01-20

Abstract

The utility model provides a plate heat exchanger, which comprises a fixed clamping plate, a heat exchange plate, a fastening bolt, a water outlet pipe and a water inlet pipe, the two sides of the heat exchange plate are respectively provided with a fixed clamping plate, the two fixed clamping plates are matched and fixed through fastening bolts, the heat exchange water pipe is arranged in the heat exchange plate, the two ends of the heat exchange water pipe are connected with the water outlet pipe and the water inlet pipe, the two electrode plates are contacted, the electrification of the second warning lamp is realized, the personnel can be reminded to maintain and overhaul in time, the normal operation of the heat exchanger is ensured, the dangerous conditions such as cylinder explosion and the like are avoided, the use safety is ensured, after the resistance ball rises, unnecessary water is led into the buoyancy tank, realizes carrying rivers reposition of redundant personnel, can protect overall structure, improves the safety in utilization, can send alarm signal, reminds personnel in time to maintain, in time closes the use, reduces the wasting of resources.

Description

Plate type heat exchanger

Technical Field

The utility model belongs to the technical field of the heat exchanger, a heat transfer technique is related to, specifically is a plate heat exchanger.

Background

The heat exchanger is a device for transferring part of heat of hot fluid to cold fluid, and is also called as a heat exchanger. The heat exchanger plays an important role in chemical industry, petroleum industry, power industry, food industry and other industrial production, can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in chemical industry production, and is widely applied, for example, a polytetrafluoroethylene heat exchanger for low temperature in a power plant is novel device equipment for recovering waste heat in order to reduce the temperature of exhaust smoke in the power plant;

when the heat exchanger is used, the water pipe is generally used for direct access, in the heat exchange process, after impurities in water are accumulated, the water pressure is increased, safety problems such as cylinder explosion and the like are not easy to find, the use safety is low, the heat exchange efficiency is reduced, and meanwhile, resources are wasted; to this end, we propose a plate heat exchanger.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a plate heat exchanger to solve the problem that proposes in the above-mentioned background art, the utility model discloses the heat exchanger normal operation is guaranteed to the structure, avoids dangerous situations such as exploding the jar to take place, guarantees safe in utilizationly, and protection overall structure improves the safety in utilization.

The purpose of the utility model can be realized by the following technical scheme: the utility model provides a plate heat exchanger, includes fixed clamp plate, heat transfer slab, fastening bolt, outlet pipe and inlet tube, the both sides of heat transfer slab are provided with fixed clamp plate, two respectively fixed clamp plate passes through fastening bolt cooperation fixedly, the inside heat transfer water pipe that is provided with of heat transfer slab, the both ends of heat transfer water pipe are connected with outlet pipe and inlet tube, be connected with the connection jar on the outlet pipe, the inside of connecting the jar is provided with the resistance ball, be connected with the push rod on the resistance ball, the top of push rod runs through the top of connecting the jar, the top of push rod is fixed with the limiting plate, the rigid coupling has the second spring between limiting plate and the connection jar, the mounting bracket is fixed on connecting the jar, be fixed with the plate electrode on the diaphragm bottom side of mounting bracket and the limiting plate respectively, the diaphragm top side of mounting bracket is fixed with the second warning light.

Further, the connecting cylinder is communicated with the water outlet pipe, and the electrode plate, the second warning light and the mains supply are connected into a series circuit.

Furthermore, a buoyancy tank is installed on the fixed clamping plate, a buoyancy plate is arranged inside the buoyancy tank, a jacking rod is fixed on the top side of the buoyancy plate, a supporting seat is fixed on the top side of the buoyancy tank, and a swing rod is installed inside the supporting seat in a matched mode through a pin shaft.

Furthermore, a first spring is fixedly connected between one end of the swinging rod and the top side wall of the buoyancy tank, and electromagnetic plates are respectively fixed on the other end of the swinging rod and the top side wall of the buoyancy tank.

Further, the jacking rod is arranged under the oscillating rod, a first warning lamp is installed on the top side face of the buoyancy box, and the electromagnetic plate, the first warning lamp and the mains supply are connected into a series circuit.

Furthermore, the buoyancy tank is connected with the connecting cylinder through a conduit, and the other side of the buoyancy tank is connected with a return pipe.

The utility model has the advantages that: the utility model discloses a plate heat exchanger, when carrying water pressure grow and surpass the peak value, the resistance ball is promoted under water pressure cooperation, under the cooperation of push rod, realize the jacking of limiting plate, two plate electrode contacts realize the circular telegram of second warning light, can in time remind personnel to maintain, overhaul, guarantee heat exchanger normal operating, avoid dangerous condition such as fried jar to take place, guarantee safe in utilization, after the resistance ball rises, unnecessary water is introduced into the buoyancy tank, realize carrying the rivers reposition of redundant personnel, can protect overall structure, improve safety in utilization;

when water pressure is ultrahigh, a large amount of water of buoyancy incasement overflow, the buoyancy board receives the buoyancy operation, realizes the jacking to the lifting rod, and after the jacking, promotes the swing of swinging arms, two electromagnetic plate contact are adsorbed, realize the circular telegram operation of first warning light, when first warning light is glittering, explain that water pressure is too high, and can not carry out the heat transfer operation, can send alarm signal, remind personnel in time to maintain, in time close the use, reduce the wasting of resources.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic view of the overall front view structure of the present invention;

fig. 2 is an overall cross-sectional schematic view of the present invention;

fig. 3 is a schematic view of a structure a of the overall cross-sectional view of the present invention;

in the figure: 1. fixing the clamping plate; 2. a heat exchange plate; 3. fastening a bolt; 4. a water outlet pipe; 5. a water inlet pipe; 6. a buoyancy plate; 7. a first warning light; 8. a return pipe; 9. an electromagnetic plate; 10. a swing lever; 11. a supporting seat; 12. a first spring; 13. a jacking rod; 14. a buoyancy tank; 15. a connecting cylinder; 16. a resistance ball; 17. a push rod; 18. a limiting plate; 19. a mounting frame; 20. a second warning light; 21. an electrode plate; 22. a second spring.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only some embodiments of the present invention, rather than all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-3, a plate heat exchanger includes a fixed clamping plate 1, two heat exchange plate sheets 2, a fastening bolt 3, a water outlet pipe 4 and a water inlet pipe 5, the two sides of the heat exchange plate sheets 2 are respectively provided with the fixed clamping plate 1, the two fixed clamping plates 1 are fixed by the fastening bolt 3 in a matching manner, the heat exchange plate sheets 2 are internally provided with heat exchange water pipes, two ends of each heat exchange water pipe are connected with the water outlet pipe 4 and the water inlet pipe 5, the water outlet pipe 4 is connected with a connecting cylinder 15, the connecting cylinder 15 is internally provided with a resistance ball 16, the resistance ball 16 is connected with a push rod 17, the top of the push rod 17 penetrates through the top of the connecting cylinder 15, the top of the push rod 17 is fixed with a limiting plate 18, a second spring 22 is fixedly connected between the limiting plate 18 and the connecting cylinder 15, a mounting frame 19 is fixed on the connecting cylinder 15, the bottom side of the mounting frame 19 and the limiting plate 18 are respectively fixed with an electrode plate 21, and the top side of the mounting frame 19 is fixed with a second warning light 20, the connecting cylinder 15 is communicated with the water outlet pipe 4, the two electrode plates 21, the second warning light 20 and the mains supply are connected into a series circuit, the fixed clamping plate 1 is provided with a buoyancy tank 14, the buoyancy plate 6 is arranged inside the buoyancy tank 14, the top side of the buoyancy plate 6 is fixed with a jacking rod 13, the top side of the buoyancy tank 14 is fixed with a supporting seat 11, the inside of the supporting seat 11 is provided with a swing rod 10 in a pin shaft matching manner, when the delivery water pressure is increased to exceed the peak value, the resistance ball 16 is pushed up under the water pressure matching, the jacking of the limiting plate 18 is realized under the matching of the push rod 17, the two electrode plates 21 are contacted, the second warning light 20 is electrified, the maintenance and overhaul can be timely reminded, the normal operation of the heat exchanger is ensured, the dangerous conditions such as cylinder explosion and the like are avoided, the use safety is ensured, after the resistance ball 16 is lifted, the surplus water is guided into the buoyancy tank 14, the diversion delivery of water flow is realized, the integral structure can be protected, and the use safety is improved.

A first spring 12 is fixedly connected between one end of a swing rod 10 and the top side wall of a buoyancy tank 14, an electromagnetic plate 9 is respectively fixed on the other end of the swing rod 10 and the top side wall of the buoyancy tank 14, a jacking rod 13 is arranged under the swing rod 10, a first warning lamp 7 is arranged on the top side surface of the buoyancy tank 14, the electromagnetic plate 9, the first warning lamp 7 and a mains supply are connected into a series circuit, the buoyancy tank 14 is connected with a connecting cylinder 15 through a conduit, the other side of the buoyancy tank 14 is connected with a return pipe 8, when the water pressure is ultrahigh, a large amount of water overflows from the buoyancy tank 14, the buoyancy plate 6 is subjected to buoyancy operation to realize jacking of the jacking rod 13, after jacking, the swing rod 10 is pushed to swing, the two electromagnetic plates 9 are contacted and adsorbed, the electrifying operation of the first warning lamp 7 is realized, when the first warning lamp 7 is flashing, the water pressure is over-high, the heat exchange operation cannot be carried out, and an alarm signal can be sent out, reminding personnel to maintain in time and close the use in time, and reducing the resource waste.

The utility model discloses when specifically implementing: during operation, water is fed through the water outlet pipe 4, water is discharged through the water inlet pipe 5, heat exchange operation is realized under the matching of the heat exchange plate pieces 2, a heating effect can be achieved, when water enters, due to various impurities in the water, after long-term use, incrustation can be generated in the water pipe, the water flow pressure can be changed, when the delivery water pressure is increased to exceed the peak value, the resistance ball 16 is pushed up under the water pressure matching, under the matching of the push rod 17, the jacking of the limiting plate 18 is realized, the two electrode plates 21 are contacted, the electrification of the second warning lamp 20 is realized, the personnel can be timely reminded to maintain and overhaul, the normal operation of the heat exchanger is ensured, the dangerous conditions such as cylinder explosion are avoided, the use safety is ensured, after the resistance ball 16 is lifted, redundant water is guided into the buoyancy tank 14, the water flow diversion delivery is realized, the integral structure can be protected, and the use safety is improved;

in the use, when water pressure superelevation, a large amount of water of overflow in the buoyancy tank 14, buoyancy board 6 receives the buoyancy operation, realize the jacking to jacking rod 13, after the jacking, promote the swing of swinging arms 10, two electromagnetic plate 9 contacts adsorb, realize the circular telegram operation of first warning light 7, when first warning light 7 shines, it is too high to explain water pressure, and can not carry out the heat transfer operation, can send alarm signal, remind personnel in time to maintain, in time, close the use, reduce the wasting of resources.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a plate heat exchanger, includes fixed clamp plate (1), heat transfer slab (2), fastening bolt (3), outlet pipe (4) and inlet tube (5), the both sides of heat transfer slab (2) are provided with fixed clamp plate (1) respectively, two fixed clamp plate (1) is fixed through fastening bolt (3) cooperation, the inside heat transfer water pipe that is provided with of heat transfer slab (2), the both ends of heat transfer water pipe are connected with outlet pipe (4) and inlet tube (5), its characterized in that: be connected with on outlet pipe (4) and connect jar (15), the inside of connecting jar (15) is provided with resistance ball (16), be connected with push rod (17) on resistance ball (16), the top through connection jar (15)'s of top of push rod (17) top is fixed with limiting plate (18) push rod (17), the rigid coupling has second spring (22) between limiting plate (18) and the connection jar (15), be fixed with mounting bracket (19) on connecting jar (15), be fixed with electrode board (21) on the diaphragm bottom side of mounting bracket (19) and limiting plate (18) respectively, the diaphragm top side of mounting bracket (19) is fixed with second warning light (20).

2. A plate heat exchanger according to claim 1 wherein the connection cylinder (15) is in communication with the outlet pipe (4), and the two electrode plates (21), the second warning light (20) and the mains are connected in a series circuit.

3. A plate heat exchanger according to claim 1, wherein a buoyancy tank (14) is mounted on the fixed clamp plate (1), a buoyancy plate (6) is disposed inside the buoyancy tank (14), a lifting rod (13) is fixed on the top side of the buoyancy plate (6), a support seat (11) is fixed on the top side of the buoyancy tank (14), and a swing rod (10) is mounted inside the support seat (11) through a pin shaft fit.

4. A plate heat exchanger according to claim 3, characterized in that a first spring (12) is fixedly connected between one end of the oscillating rod (10) and the top side wall of the buoyancy tank (14), and the electromagnetic plate (9) is fixed on the other end of the oscillating rod (10) and the top side wall of the buoyancy tank (14).

5. A plate heat exchanger according to claim 4, characterized in that the lifting rod (13) is arranged right below the oscillating rod (10), the top side of the buoyancy tank (14) is provided with a first warning light (7), and the electromagnetic plate (9), the first warning light (7) and the mains are connected in a series circuit.

6. A plate heat exchanger according to claim 5, characterized in that the buoyancy tank (14) is connected to a connection cylinder (15) by means of a conduit, and that the other side of the buoyancy tank (14) is connected to a return pipe (8).