CN212843126U - Heat exchanger based on parallel installation - Google Patents

Abstract

The utility model discloses a heat exchanger based on parallel installation, including a plurality of heat exchanger bodies, the tip of heat exchanger body is equipped with the interface, still includes the parallel connection ware, the parallel connection ware includes the person in charge, be equipped with a plurality of bleeder that correspond with the interface on the person in charge, the tip of each bleeder all is fixed with the parallel connection flange; and the connector fixedly connects the parallel flange with the interface. The utility model discloses a parallel connection ware and connector carry out the parallel connection with two or the small-size heat exchanger more than two, be convenient for install and split, the different scene of nimble adaptation, with low costs, convenient to use, easy to assemble.

Description

Heat exchanger based on parallel installation

Technical Field

The utility model relates to a heat exchanger specifically is a heat exchanger based on parallel installation.

Background

The existing heat exchanger generally adopts an independent type and an internal parallel type, the heat exchanger with the internal parallel type is large in size, a plurality of heat exchange fins are arranged in a shell, an independent heat exchanger is used in a place with small required heat exchange quantity, a large-scale heat exchanger is used in a place with large quantity, however, under some working conditions, the heat exchange quantity is different according to different production quantities, at the moment, the independent type heat exchanger is not suitable for the situation with large production quantity, and the large-scale heat exchanger is not suitable for the situation with small production quantity.

Meanwhile, when a plurality of heat exchange fins or heat exchangers are connected, the heat exchange fins or the heat exchangers are often directly aligned with the pipe orifices for fixed installation, and the misalignment of other pipe orifices can be easily caused in the direct alignment mode.

SUMMERY OF THE UTILITY MODEL

For solving the defect of above-mentioned prior art, the utility model provides a heat exchanger based on parallel installation, the utility model discloses a parallel connector and connector carry out the parallel connection with two or the small-size heat exchanger more than two, be convenient for install and split, the different scenes of nimble adaptation, with low costs, convenient to use, easy to assemble.

In order to achieve the technical purpose, the utility model adopts the following technical scheme: a heat exchanger based on parallel installation comprises a plurality of heat exchanger bodies, interfaces are arranged at the end parts of the heat exchanger bodies, and the heat exchanger further comprises

The parallel device comprises a main pipe, a plurality of branch pipes corresponding to the interfaces are arranged on the main pipe, and a parallel flange is fixed at the end part of each branch pipe;

and the connector fixedly connects the parallel flange with the interface.

Furthermore, a plurality of second fixing holes which are uniformly distributed on the circumference are formed in the parallel connection flange.

Further, the connector comprises a connecting body, connecting flanges are fixed at two end portions of the connecting body, third fixing holes are formed in the connecting flanges, and the third fixing holes are correspondingly connected with the second fixing holes and the interfaces respectively.

Furthermore, a plurality of empty grooves are formed in the outer side face of the connecting body, pre-positioning rods are hinged in the empty grooves, pre-positioning holes are formed in the free ends of the pre-positioning rods, bolts are arranged in the pre-positioning holes, and the bolts penetrate through the pre-positioning holes and the third fixing holes.

Furthermore, a stop block used for stopping the pre-positioning rod is fixed on the side face, close to the hinge point, of the empty groove.

Furthermore, the inner side surface of the empty groove is provided with an inclined surface, and the pre-positioning rod can be attached to the inclined surface in an inclined mode.

Further, a cover is arranged on the port of the empty groove.

Further, the number of the empty grooves is 2, the 2 empty grooves are centrosymmetric relative to the center point of the connector, one of the empty grooves corresponds to the heat exchanger body, and the other empty groove corresponds to the parallel connector.

To sum up, the utility model discloses following technological effect has been gained:

1. the utility model is provided with the parallel connector, and the plurality of branch pipes are arranged on the parallel connector, so that a plurality of heat exchanger bodies can be connected in parallel, the heat exchanger bodies with different quantities can be flexibly combined according to the production conditions, the parallel connector is suitable for different production conditions, and the adaptability is higher;

2. the utility model is provided with the connector, which interconnects the interface and the parallel connector, thereby facilitating the connection and the disassembly of a plurality of heat exchanger bodies and being convenient for use;

3. the utility model discloses set up the pre-positioning device on the connector, can when the installation, carry out the pre-positioning with connector and interface earlier, improve the accurate nature of installation, guarantee that all mouths of pipe are aimed at.

4. The utility model discloses a parallel connection ware and connector carry out the parallel connection with two or the small-size heat exchanger more than two, be convenient for install and split, the different scene of nimble adaptation, with low costs, convenient to use, easy to assemble.

Drawings

Fig. 1 is a side view of a heat exchanger body provided by an embodiment of the present invention;

fig. 2 is a schematic diagram of two heat exchangers connected together according to an embodiment of the present invention;

fig. 3 is a schematic diagram of a parallel connection provided by an embodiment of the present invention;

fig. 4 is a schematic diagram of a connector provided by an embodiment of the present invention;

fig. 5 is a partial sectional view of the connection portion of fig. 2.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Example (b):

a heat exchanger based on parallel installation comprises a plurality of heat exchanger bodies 1, as shown in figure 1, a connector 2 is arranged at the end part of each heat exchanger body 1, as shown in figure 2, a parallel connector 3 and a connector 4 are further included, and the connector 4 fixedly connects a parallel flange 303 of the parallel connector 3 with the connector 2.

As shown in fig. 3, the parallel connector 3 includes a main pipe 301, a plurality of branch pipes 302 corresponding to the ports 2 are provided on the main pipe 301, and a parallel flange 303 is fixed to an end of each branch pipe 302. In this embodiment, two branch pipes 302 are provided on one main pipe 301 for connecting two heat exchanger bodies 1 in parallel, and when in use, a user can select to connect a plurality of heat exchanger bodies 1 in parallel by using the parallel connector 3 with a plurality of branch pipes 302.

Further, as shown in fig. 3, the parallel flange 303 is provided with a plurality of second fixing holes 304 uniformly distributed circumferentially, and the second fixing holes 304 correspond to the third fixing holes 403 on the connector 4, so that the two are conveniently and fixedly connected.

Further, as shown in fig. 4, the connector 4 is i-shaped, the connector 4 includes a connecting body 401, connecting flanges 402 are fixed to both ends of the connecting body 401, a third fixing hole 403 is formed in the connecting flanges 402, and the third fixing hole 403 is correspondingly connected to the second fixing hole 304 and the interface 2, so that one connector 4 connects one branch pipe 302 and one interface 2.

A plurality of empty grooves 405 are formed in the outer side face of the connecting body 401, a pre-positioning rod 407 is hinged to the inside of the empty groove 405 through a hinge shaft 404, a pre-positioning hole 408 is formed in the free end of the pre-positioning rod 407, the pre-positioning hole 408 is provided with a bolt 5, and the bolt 5 penetrates through the pre-positioning hole 408 and the third fixing hole 403. Further, the hinge shaft 404 is disposed on a side wall of the empty groove 405, so as to facilitate rotation of the pre-positioning rod 407, and when the pre-positioning rod 407 is erected, the connector, the parallel connector and the interface can be pre-positioned, and when the pre-positioning rod 407 is placed in the empty groove 405, the pre-positioning rod 407 can be accommodated.

Furthermore, a stopper 409 for stopping the pre-positioning rod 407 is fixed on the side surface of the empty groove 405 close to the hinge point, so that the pre-positioning rod 407 is in a state of being perpendicular to the axis of the connecting body when erected, and the bolt 5 can be positioned smoothly.

Further, the medial surface of dead slot 405 is equipped with inclined plane 406, and prepositioning pole 407 can incline and paste on inclined plane 406 for prepositioning pole 407 is the tilt state when accomodating, and the workman can be convenient when being convenient for next use takes up.

Further, a cover (not shown) is disposed at the end of the empty slot 405, and the cover is snap-fit to the connecting body 401.

In this embodiment, as shown in fig. 5, the number of the empty slots 405 is 2, and 2 empty slots 405 are centrosymmetric with respect to the center point of the connector 4, wherein one empty slot 405 corresponds to the heat exchanger body 1, and the other empty slot 405 corresponds to the parallel connector 3.

The working principle is as follows:

with reference to fig. 1 to 5, the end of the heat exchanger body 1 is provided with a connector 2, the connector 2 is communicated with an internal finned tube (not shown), when the heat exchanger is in a place with a large heat exchange amount, two or more heat exchanger bodies 1 are connected in parallel by using a parallel connector 3 and a connector 4, so that the heat exchange efficiency is increased, and when the heat exchange amount is small, the heat exchanger can be detached at any time. Further, when the flanges are connected, a gasket (not shown) needs to be added to enhance sealing performance.

Aligning one of the connecting flanges 402 of the connector 4 with the interface 2, taking out the pre-positioning rod 407 in the end empty slot 405 to enable the pre-positioning rod to be in a vertical state, and connecting the third fixing hole 403 on the connecting flange 402 with the fixing hole on the interface 2 by using the bolt 5 to realize pre-positioning between the connector 4 and the interface 2; similarly, a prepositioning rod 407 in the empty groove 405 at the other end is erected and prepositioned with a branch pipe of the parallel connector by using another bolt; after pre-positioning of the parallel connector and the connector is finished, pre-positioning the other one or other several branch pipes on the parallel connector in the same mode, and strengthening reliable connection among the three, so that the fixed connection is more convenient and accurate in positioning, after the pre-positioning is finished, the three are fixedly connected by using mounting bolts (not shown), after the connection is finished, the plurality of bolts 5 are taken down, the mounting bolts are reused for connection on the positions of the fixing holes of the bolts 5, the pre-positioning rods 407 are placed inside the connector 4, and the connector is covered by using a cover.

When the heat exchanger is disassembled, the mounting bolt is taken down and disassembled.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all the modifications and equivalents of the technical spirit of the present invention to any simple modifications of the above embodiments are within the scope of the technical solution of the present invention.

Claims (8)

1. The utility model provides a heat exchanger based on parallel installation, includes a plurality of heat exchanger body (1), the tip of heat exchanger body (1) is equipped with interface (2), its characterized in that: also comprises

The parallel connection device (3) comprises a main pipe (301), a plurality of branch pipes (302) corresponding to the interfaces (2) are arranged on the main pipe (301), and a parallel flange (303) is fixed at the end part of each branch pipe (302);

a connector (4), the connector (4) fixedly connects the parallel flange (303) with the interface (2).

2. A parallel-mounted heat exchanger according to claim 1, wherein: a plurality of second fixing holes (304) which are uniformly distributed on the circumference are formed in the parallel connection flange (303).

3. A parallel-mounted heat exchanger according to claim 2, wherein: the connector (4) comprises a connecting body (401), connecting flanges (402) are fixed to two end portions of the connecting body (401), third fixing holes (403) are formed in the connecting flanges (402), and the third fixing holes (403) are correspondingly connected with the second fixing holes (304) and the interface (2) respectively.

4. A parallel-mounted heat exchanger according to claim 3, wherein: the outer side face of the connecting body (401) is provided with a plurality of empty grooves (405), the empty grooves (405) are internally hinged with pre-positioning rods (407), the free ends of the pre-positioning rods (407) are provided with pre-positioning holes (408), the pre-positioning holes (408) are provided with bolts (5), and the bolts (5) penetrate through the pre-positioning holes (408) and the third fixing holes (403).

5. A parallel-mounted heat exchanger according to claim 4, wherein: and a stop block (409) for stopping the pre-positioning rod (407) is fixed on the side surface of the empty groove (405) close to the hinge point.

6. A parallel-mounted heat exchanger according to claim 5, wherein: an inclined surface (406) is provided on the inner surface of the hollow groove (405), and the pre-positioning rod (407) can be attached to the inclined surface (406) in an inclined manner.

7. A parallel-mounted heat exchanger according to claim 6, wherein: a cover is arranged on the port of the empty groove (405).

8. A parallel-mounted heat exchanger according to claim 7, wherein: the number of the empty grooves (405) is 2, the 2 empty grooves (405) are centrosymmetric relative to the central point of the connector (4), one empty groove (405) corresponds to the heat exchanger body (1), and the other empty groove (405) corresponds to the parallel connector (3).

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