CN209512598U - Convenient for adjusting the plate heat exchanger of heat exchange amount - Google Patents

Abstract

The utility model relates to a kind of plate heat exchangers convenient for adjusting heat exchange amount, including front end-plate, the end plate with front end-plate parallel arrangement；It is equipped with several between front end-plate and end plate and changes thermal module, each changes thermal module and includes several heat exchange plates and the preceding auxiliary end plate that heat exchange plate both ends are set, assists end plate afterwards；Preceding auxiliary end plate top is equipped with first fluid entrance, second fluid exports, and preceding auxiliary end plate lower part is equipped with second fluid entrance, first fluid exports；Adjacent two change between thermal module and are connected by pipeline, there are four pipeline is set altogether, respectively first fluid flow into pipe, first fluid effuser, second fluid flow into manage, second fluid effuser；First fluid flows into pipe, first fluid effuser, second fluid flow into and manage, be equipped with control valve for controlling fluids within pipes on-off on second fluid effuser.It is easy to operate, quick, convenient for quickly adjusting the heat exchange area of plate heat exchanger, to adjust heat exchange amount.

Description

Plate heat exchanger for easy adjustment of heat transfer

technical field

The utility model belongs to the technical field of plate heat exchangers that are convenient for adjusting the heat transfer amount, and in particular relates to a plate heat exchanger that is convenient for adjusting the heat transfer amount.

Background technique

The existing plate heat exchanger is a new type of high-efficiency heat exchanger formed by stacking a series of metal sheets with a certain corrugated shape. Thin rectangular channels are formed between various plates, and heat exchange is performed through the plates. Plate heat exchanger is an ideal equipment for liquid-liquid, liquid-vapor heat exchange. It has the characteristics of high heat exchange efficiency, small heat loss, compact and light structure, small footprint, convenient installation and cleaning, wide application and long service life.

Once most of the existing plate heat exchangers are processed and cast, it is impossible to adjust the amount of heat exchange by changing the number of heat exchange plates, while a small part of detachable plate heat exchangers can change the number of heat exchange plates. However, when they change the number of heat exchange plates, they need to suspend the entire system, manually disassemble, increase or decrease the number of plates, which will bring economic losses, and the number of plates cannot be adjusted at any time.

Utility model content

The purpose of the utility model is to provide a plate heat exchanger which is convenient to adjust the heat exchange capacity to solve the technical problem that the existing plate heat exchanger is not convenient to adjust the number of heat exchange plates.

In order to achieve the above purpose, the technical solution adopted by the utility model is: a plate heat exchanger for adjusting heat exchange, including a front end plate and a rear end plate arranged in parallel with the front end plate; Each heat exchange module includes several heat exchange plates and front auxiliary end plates and rear auxiliary end plates arranged at both ends of the heat exchange plates; the upper part of the front auxiliary end plate is provided with a first fluid inlet, The second fluid outlet, the lower part of the front auxiliary end plate is provided with the second fluid inlet and the first fluid outlet; two adjacent heat exchange modules are connected by pipes, and there are four pipes in total, which are the first fluid inflow pipe, The first fluid outflow pipe, the second fluid inflow pipe, the second fluid outflow pipe; A fluid inlet, a first fluid outlet, a second fluid inlet, and a second fluid outlet correspond; the rear auxiliary end plate is provided with the first fluid inflow pipe, the first fluid outflow pipe, the second fluid inflow pipe, and the second fluid outflow pipe The corresponding openings of the pipes; the first fluid inflow pipe, the first fluid outflow pipe, the second fluid inflow pipe and the second fluid outflow pipe are all provided with control valves for controlling the flow of fluid in the pipes.

Further, both ends of the first fluid inflow pipe, the first fluid outflow pipe, the second fluid inflow pipe and the second fluid outflow pipe are respectively connected to the adjacent front auxiliary end plate and rear auxiliary end plate.

Further, above and below the heat exchange module, there are upper guide rods and lower guide rods for supporting each heat exchange plate, and the front auxiliary end plate and the rear auxiliary end plate are fixed between the upper guide rods and the lower guide rods .

Further, the front auxiliary end plate and the rear auxiliary end plate are clamped between the upper guide rod and the lower guide rod, and the upper and lower ends of the front auxiliary end plate and the rear auxiliary end plate are provided with locking grooves.

Further, the slot plate of the clamping slot is hinged with a clip for the upper or lower guide rod of the clamp, one end of the clip is hinged with the slot plate, and the other end of the clip is fastened with the slot plate.

Further, the fastening member is a semi-circular plate or an L-shaped plate.

Further, the front auxiliary end plate and the rear auxiliary end plate are sealed and connected to the heat exchange plates.

Further, the control valve is a manual valve or a solenoid valve.

The beneficial effects of the utility model:

The plate heat exchanger of the utility model, which is convenient for adjusting the heat exchange amount, is provided with a plurality of heat exchange modules, and the adjacent heat exchange modules are connected by pipelines, and the pipelines are provided with control valves. When a larger amount of heat exchange is required, more heat exchange modules can be opened sequentially through the control valve. After the control valve is opened, multiple heat exchange modules are connected through pipelines, which can increase the heat exchange area. When a small amount of heat exchange is required, some heat exchange modules can be closed sequentially through the control valve. After the control valve is closed, some heat exchange modules will stop working and the heat exchange area will be reduced. The operation is simple and fast, and it is convenient to quickly adjust the heat transfer area of the plate heat exchanger, thereby adjusting the heat transfer amount.

Description of drawings

Fig. 1 is the schematic diagram of the front view of the plate heat exchanger which is convenient to adjust the heat transfer in Example 1;

Fig. 2 is a schematic diagram of the cooperative structure of the front auxiliary end plate and the rear auxiliary end plate in embodiment 1;

FIG. 3 is a partially enlarged schematic diagram of A in FIG. 2 .

In the figure: 1. Front end plate; 2. Rear end plate; 3. Heat exchange plate; 4. Front auxiliary end plate; 41. First fluid inlet; 42. Second fluid outlet; 43. Second fluid inlet; 44 , the first fluid outlet; 5, the rear auxiliary end plate; 6, the pipeline; 61, the first fluid inflow pipe; 62, the first fluid outflow pipe; 63, the second fluid inflow pipe; 64, the second fluid outflow pipe; 65 , control valve; 7, upper guide rod; 8, lower guide rod; 9, card slot; 10, clip firmware.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. All other embodiments obtained by persons of ordinary skill in the art based on the embodiments of the present utility model belong to the protection scope of the present utility model.

The embodiment of the plate heat exchanger which is convenient to adjust the heat transfer amount in the utility model is shown in Fig. 1-3.

Example 1

The plate heat exchanger of this embodiment, which is convenient for adjusting the heat exchange rate, includes a front end plate 1 and a rear end plate 2 arranged in parallel with the front end plate. Three heat exchange modules are arranged between the front end plate and the rear end plate, and each heat exchange module includes a plurality of heat exchange plates 3 and front auxiliary end plates 4 and rear auxiliary end plates 5 arranged at both ends of the heat exchange plates .

The upper part of the front auxiliary end plate 4 is provided with a first fluid inlet 41 and the second fluid outlet 42 , and the lower part of the front auxiliary end plate 4 is provided with a second fluid inlet 43 and a first fluid outlet 44 . The first fluid is a heat exchange medium, and the second fluid is a cold exchange medium.

Two adjacent heat exchange modules are connected by pipes 6, and there are four pipes in total, namely the first fluid inflow pipe 61, the first fluid outflow pipe 62, the second fluid inflow pipe 63, and the second fluid outflow pipe 64 . Both ends of the first fluid inflow pipe, the first fluid outflow pipe, the second fluid inflow pipe and the second fluid outflow pipe are respectively connected to the adjacent front auxiliary end plate and the rear auxiliary end plate. The length of the first fluid inflow pipe, the first fluid outflow pipe, the second fluid inflow pipe and the second fluid outflow pipe is relatively short to prevent waste of energy.

The first fluid inflow pipe, the first fluid outflow pipe, the second fluid inflow pipe, and the second fluid outflow pipe are respectively connected with the first fluid inlet, the first fluid outlet, the second fluid inlet, and the second fluid outlet on the front auxiliary end plate. correspond. Openings corresponding to the first fluid inflow pipe, the first fluid outflow pipe, the second fluid inflow pipe and the second fluid outflow pipe are arranged on the rear auxiliary end plate.

The first fluid inflow pipe, the first fluid outflow pipe, the second fluid inflow pipe and the second fluid outflow pipe are all provided with a control valve 65 for controlling the flow of fluid in the pipeline. The control valve is a manual valve, and the manual valve is a ball valve. The ball valve has high control accuracy and is easy to operate.

An upper guide rod 7 and a lower guide rod 8 for supporting each heat exchange plate are arranged above and below the heat exchange module, and the front auxiliary end plate and the rear auxiliary end plate are fixed between the upper guide rod and the lower guide rod. Both the front auxiliary end plate and the rear auxiliary end plate are fastened between the upper guide rod and the lower guide rod, and the upper end and the lower end of the front auxiliary end plate and the rear auxiliary end plate are provided with card slots 9 . Both the front auxiliary end plate and the rear auxiliary end plate are clamped and fixed, which is convenient for disassembly when cleaning the plate heat exchanger, and is also convenient for maintenance.

The slot plate of the clip groove is hinged with a clip 10 for the upper guide rod or the lower guide rod of the clamp, one end of the clip is hinged with the slot plate, and the other end of the clip is tightly connected with the slot plate. The card firmware is an L-shaped board. The clip is provided with a first bolt hole, and the front auxiliary end plate and the rear auxiliary end plate are provided with a second bolt hole corresponding to the first bolt hole, and the first bolt hole and the second bolt hole are connected by fastening bolts. fixed. The clamping member is hinged on the groove plate of the card slot and fixed by fastening bolts, so that the front auxiliary end plate and the rear auxiliary end plate are conveniently clamped between the upper guide rod and the lower guide rod, and the structure is relatively stable.

The front auxiliary end plate and the rear auxiliary end plate are sealed and connected with the heat exchange plates.

Example 2

The general structure of the plate heat exchanger described in this embodiment, which is convenient for adjusting the amount of heat transfer, is consistent with that of Embodiment 1, but the difference from Embodiment 1 is that the upper guide rod or the lower guide rod for the clamp is hinged on the groove plate of the clamp. As for the clip of the guide rod, one end of the clip is hinged to the slot plate, and the other end of the clip is fastened to the slot plate. The clamping member is a semi-circular plate.

Example 3

The general structure of the plate heat exchanger described in this embodiment, which is convenient for adjusting the heat exchange rate, is the same as that of Embodiment 1, but the difference from Embodiment 1 is that the control valve is a solenoid valve.

Claims (8)

1. convenient for adjusting the plate heat exchanger of heat exchange amount, including front end-plate, the end plate with front end-plate parallel arrangement；Its feature exists In: it is equipped with several between front end-plate and end plate and changes thermal module, each changes thermal module and includes several heat exchange plates and set Set heat exchange plate both ends preceding auxiliary end plate, assist end plate afterwards；Front end-plate auxiliary upper is equipped with first fluid entrance, second Body outlet, preceding auxiliary end plate lower part is equipped with second fluid entrance, first fluid exports；Adjacent two change and pass through pipeline between thermal module Connection, there are four pipeline is set altogether, respectively first fluid flow into pipe, first fluid effuser, second fluid flow into manage, second Body effuser；First fluid flow into pipe, first fluid effuser, second fluid flow into manage, second fluid effuser respectively with it is preceding The first fluid entrance on end plate, first fluid outlet, the outlet of second fluid entrance, second fluid is assisted to correspond to；After assist end Plate, which is equipped with and flows into pipe with first fluid, first fluid effuser, second fluid flow into pipe, second fluid effuser is corresponding opens Mouthful；First fluid flows into pipe, first fluid effuser, second fluid flow into pipe, is equipped on second fluid effuser for controlling The control valve of fluid on-off in tubing giving sufficient strength.

2. the plate heat exchanger according to claim 1 convenient for adjusting heat exchange amount, it is characterised in that: the first fluid stream Enter pipe, first fluid effuser, second fluid flow into pipe, second fluid effuser both ends respectively with adjacent preceding auxiliary end plate With rear auxiliary end plate connection.

3. the plate heat exchanger according to claim 1 convenient for adjusting heat exchange amount, it is characterised in that: described to change in thermal module Side and lower section are equipped with the top guide bar and lower guide rod for being used to support each heat exchange plate, and preceding auxiliary end plate and rear auxiliary end plate are fixed on Between top guide bar and lower guide rod.

4. the plate heat exchanger according to claim 3 convenient for adjusting heat exchange amount, it is characterised in that: assist end plate before described It is fixed between top guide bar and lower guide rod with rear auxiliary end plate, the top and bottom of preceding auxiliary end plate and rear auxiliary end plate are all provided with There is card slot.

5. the plate heat exchanger according to claim 4 convenient for adjusting heat exchange amount, it is characterised in that: the frid of the card slot On be hinged with holding firmware for clip top guide bar or lower guide rod, one end of holding firmware and frid are hinged, the other end of holding firmware It is fastenedly connected with frid.

6. the plate heat exchanger according to claim 5 convenient for adjusting heat exchange amount, it is characterised in that: the holding firmware is half Annular slab or L-shaped plate.

7. the plate heat exchanger according to claim 1 or 3 convenient for adjusting heat exchange amount, it is characterised in that: auxiliary before described It is tightly connected between end plate and rear auxiliary end plate and heat exchange plate.

8. the plate heat exchanger according to claim 1 convenient for adjusting heat exchange amount, it is characterised in that: the control valve is hand Dynamic valve or solenoid valve.