CN215003070U - Vertical shell and tube heat exchanger and heat pump capable of ensuring uniform water flow - Google Patents
Vertical shell and tube heat exchanger and heat pump capable of ensuring uniform water flow Download PDFInfo
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- CN215003070U CN215003070U CN202120308934.7U CN202120308934U CN215003070U CN 215003070 U CN215003070 U CN 215003070U CN 202120308934 U CN202120308934 U CN 202120308934U CN 215003070 U CN215003070 U CN 215003070U
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Abstract
The utility model discloses a can guarantee even vertical shell and tube heat exchanger of rivers and heat pump can guarantee that even vertical shell and tube heat exchanger of rivers is including the casing that is equipped with refrigerant export and refrigerant import, locate the heat exchange tube in the casing and locate respectively the casing both ends and respectively with the intake chamber and the play water cavity of heat exchange tube both ends intercommunication still include the inlet tube, the inlet tube at least part is inserted and is located in the intake chamber, and it inserts and locates supply water hole has been seted up to partial lateral wall in the intake chamber, supply water hole site in the inlet tube non-orientation one side of heat exchange tube. The utility model discloses an even vertical shell and tube heat exchanger of rivers can be guaranteed, the inlet tube of seting up the feed water hole through the lateral wall is inserted and is located into the water cavity for rivers evenly distributed is in a plurality of heat exchange tubes, in order to guarantee the heat exchange efficiency of heat exchanger.
Description
Technical Field
The utility model belongs to the technical field of indirect heating equipment, more specifically say, it relates to a vertical shell and tube heat exchanger and heat pump that can guarantee that rivers are even.
Background
The shell and tube heat exchanger generally comprises a shell and a plurality of heat exchange tubes arranged in the shell, wherein the heat exchange tubes penetrate through the shell and are respectively communicated with a water inlet cavity and a water storage cavity which are arranged outside the shell, a refrigerant flow flows in the shell, and water flows in the heat exchange tubes so as to realize heat exchange between the water flow and the refrigerant flow. The side wall of the water inlet cavity is generally provided with a water inlet for water inlet.
When the heat exchanger intake, the impact strength of its rivers of intaking is great, and rivers directly rush into the part of water cavity with deviating from easily for rivers distribute inhomogeneously in the water cavity of intaking, and then lead to rivers only get into partial heat exchange tube in, lead to rivers to be difficult to evenly distributed on a plurality of heat exchange tubes, have influenced the heat exchange efficiency of heat exchanger.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides an aim at: the utility model provides a can guarantee the even vertical shell and tube heat exchanger of rivers, it can solve the above-mentioned problem that exists among the prior art.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a can guarantee even vertical shell and tube heat exchanger of rivers, includes the casing that is equipped with refrigerant export and refrigerant import, locates a plurality of heat exchange tubes in the casing and locates respectively the casing both ends and respectively with the intake chamber and the play water cavity of heat exchange tube both ends intercommunication still include the inlet tube, the inlet tube at least part is inserted and is located in the intake chamber, and it inserts and locates partial lateral wall in the intake chamber has seted up the water supply hole, the water supply hole is located the inlet tube non-orientation one side of heat exchange tube.
Preferably, the water inlet pipe is inserted into the water inlet cavity, and an opening at one end of the water inlet pipe is closed.
Preferably, the water supply hole is located at a side of the water inlet pipe facing away from the heat exchange pipe.
Preferably, the water supply hole is located at a side of the water inlet pipe facing the inner wall of the water inlet chamber.
Preferably, the water supply hole is opened in plurality.
Preferably, the plurality of water supply holes are sequentially arranged along a length direction of the water inlet pipe.
Preferably, the plurality of water supply holes are distributed in the water inlet pipe in a plurality of rows in parallel along a length direction of the water inlet pipe.
Preferably, the distance between two adjacent water supply holes is gradually increased along the water inlet direction of the water inlet pipe.
Preferably, the part of the water inlet pipe inserted into the water inlet cavity is annularly wound on the inner wall of the water inlet cavity.
The utility model also provides a heat pump, including foretell vertical shell and tube heat exchanger that can guarantee that rivers are even.
To sum up, the utility model discloses following beneficial effect has:
the utility model provides a vertical shell and tube heat exchanger capable of ensuring even water flow, which comprises a shell provided with a refrigerant outlet and a refrigerant inlet, a plurality of heat exchange tubes arranged in the shell, a water inlet cavity and a water outlet cavity which are respectively arranged at two ends of the shell and are respectively communicated with two ends of the heat exchange tubes, a water inlet tube is inserted in the water inlet cavity, and a water supply hole is arranged on the side wall of the water inlet tube, the opening of the water supply hole is arranged opposite to the end opening of the heat exchange tubes, so that the water flow can pass through the water inlet tube and can enter the heat exchange tubes through the water supply hole, the flow of the water flow is effectively limited, the flow speed of the water flow is reduced, the water flow can flow more gently, meanwhile, the water flow can not directly rush into the heat exchange tubes, but can slowly and stably enter the water inlet cavity, and is more evenly distributed in the water inlet cavity, the water flow can be more evenly distributed before entering the plurality of heat exchange tubes, so that the water flow is uniformly distributed in the plurality of heat exchange tubes to ensure the heat exchange efficiency of the heat exchanger.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural view of a vertical shell-and-tube heat exchanger capable of ensuring uniform water flow;
FIG. 2 is a schematic view of the internal structure of the vertical shell-and-tube heat exchanger of the present invention, which can ensure uniform water flow;
fig. 3 is the internal structure schematic diagram of the middle water inlet cavity of the utility model.
In the figure:
100. the vertical shell-and-tube heat exchanger can ensure uniform water flow; 10. a housing; 10a, a refrigerant inlet; 10b, a refrigerant outlet; 11. a heat exchange pipe; 20. a water inlet cavity; 21. a water inlet pipe; 21a, a water inlet; 21b, a water supply hole; 30. a water outlet cavity; 31. a water outlet pipe; 31a and a water outlet.
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 belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a vertical shell and tube heat exchanger 100 capable of ensuring uniform water flow.
The structure of the vertical shell-and-tube heat exchanger 100 capable of ensuring uniform water flow is described in detail below, and the vertical shell-and-tube heat exchanger 100 capable of ensuring uniform water flow comprises a shell 10 provided with a refrigerant outlet 10b and a refrigerant inlet 10a, a plurality of heat exchange tubes 11 arranged in the shell 10, a water inlet cavity 20 and a water outlet cavity 30 respectively arranged at two ends of the shell 10 and respectively communicated with two ends of the heat exchange tubes 11, and further comprises a water inlet tube 21, wherein at least part of the water inlet tube 21 is inserted into the water inlet cavity 20, and a water supply hole 21b is formed in part of the side wall of the water inlet cavity 20, and the water supply hole 21b is located at one side of the heat exchange tube 21, which does not face the heat exchange tube 11.
Specifically, the casing 10 is cylindrical and is used for flowing of the refrigerant, the heat exchange tube 11 is arranged in the casing 10 and is used for flowing of water, namely, when the refrigerant flows to exchange heat with water, the water flows away from the tube side of the heat exchange tube 11, and the refrigerant flows away from the shell side of the casing 10. The heat exchange tube 11 penetrates the casing 10, and both ends of the heat exchange tube are respectively communicated with the water inlet cavity 20 and the water outlet cavity 30, and the water inlet cavity 20 and the water outlet cavity 30 are in a circular truncated cone shape and are respectively installed at two opposite ends of the casing 10.
In order to ensure the heat exchange efficiency, the heat exchanger performs heat exchange in a counter-flow manner, and the flow direction of the water flow is opposite to the flow direction of the refrigerant flow, i.e., the refrigerant inlet 10a and the water outlet 31a are disposed at one end of the housing 10 adjacent to each other, and the refrigerant outlet 10b and the water inlet 21a are disposed at the other end of the housing 10 adjacent to each other.
It is worth explaining, be equipped with inlet tube 21 in the interpolation of intake cavity 20, specifically, the partial lateral wall that inlet tube 21 inserted and establish in intake cavity 20 has seted up water supply hole 21b, that is, the rivers that get into by inlet tube 21, can directly not rush into intake cavity 20, but get into inlet tube 21 earlier, the flow of rivers of intaking is restricted effectively, in order to reduce the velocity of flow of rivers, when making rivers get into intake cavity 20, the flow can be more steady, furthermore, get into intake cavity 20 through water supply hole 21b of inlet tube 21 in, the flow of rivers of intaking can be further restricted, in order to further reduce the velocity of flow of rivers, make rivers flow can be more steady.
Meanwhile, because the water supply hole 21b is located at the side of the water inlet pipe 21 not facing the heat exchange pipe 11, so that water flow cannot directly rush into the heat exchange pipe, but flows through the water inlet cavity 20 first, and flows into the heat exchange pipe 11 after the water inlet cavity 20 is filled up, compared with the existing heat exchanger, the flow direction of the water flow is directly entering the heat exchange pipe 11 from the inlet of the water inlet cavity 20, and in the scheme, the water flow cannot directly enter the heat exchange pipe 11, and the flow direction of the water flow is changed, therefore, the water flow can slowly and stably enter the water inlet cavity 20 and is more uniformly distributed in the water inlet cavity 20, that is, the water flow can be uniformly distributed before entering the heat exchange pipes 11, so that the water flow is uniformly distributed in the heat exchange pipes 11, and the heat exchange efficiency of the heat exchanger is ensured.
The utility model provides a vertical shell and tube heat exchanger 100 capable of ensuring uniform water flow, which comprises a shell 10 provided with a refrigerant outlet 10b and a refrigerant inlet 10a, a plurality of heat exchange tubes 11 arranged in the shell 10, and a water inlet cavity 20 and a water outlet cavity 30 respectively arranged at two ends of the shell 10 and respectively communicated with two ends of the heat exchange tubes 11, wherein a water inlet tube 21 is inserted in the water inlet cavity 20, and a water supply hole 21b is arranged on the side wall of the water inlet tube 21, the water supply hole 21b is positioned at one side of the heat exchange tube 11 which is not faced by the water inlet tube 21, so that the water flow can pass through the water inlet tube 21 and can enter the heat exchange tubes 11 through the water supply hole 21b, the flow of the water flow is effectively limited, the flow rate of the water flow is reduced, the water flow can flow more gently, meanwhile, the water flow can not directly rush into the heat exchange tubes 11, but can enter the water inlet cavity 20 slowly and stably, and more evenly distributed in the water inlet cavity 20, rivers can distribute comparatively evenly before getting into a plurality of heat exchange tubes 11 for rivers evenly distributed in a plurality of heat exchange tubes 11, in order to guarantee the heat exchange efficiency of heat exchanger.
The utility model discloses can guarantee the even vertical shell and tube heat exchanger 100's of rivers preferred embodiment, water supply hole site 21b in inlet tube 21 is back to one side of heat exchange tube 11, the opening through water supply hole 21b is back to the setting of heat exchange tube 11 tip open-ended for the inflow can not directly get into heat exchange tube 11, has changed the flow direction of inflow, so, rivers can be comparatively slow, get into intake cavity 20 steadily, and more evenly distributed is in intake cavity 20, rivers can distribute comparatively evenly before getting into a plurality of heat exchange tubes 11 promptly, make rivers evenly distributed in a plurality of heat exchange tubes 11, in order to guarantee the heat exchange efficiency of heat exchanger.
Of course, the utility model discloses can guarantee the even vertical shell and tube heat exchanger 100's of rivers other preferred embodiments, supply water hole 21b can also be located the inlet tube 21 orientation one side of intake antrum 20 inner wall, it can be towards on the arbitrary inner wall of intake antrum 20's lateral wall, roof, diapire to make into rivers through supply water hole 21b after flowing out, can not directly rush into in the heat exchange tube 11, but on the arbitrary inner wall of the lateral wall of flow direction intake antrum 20, roof, diapire, and make into intake antrum 20 fully loaded with the back, get into in the heat exchange tube 11, make into rivers distribute more evenly in a plurality of heat exchange tubes 11.
In order to guarantee that the inflow water flow can be more evenly distributed in a plurality of heat exchange tubes 11, the inflow cavity 20 is located below the outflow cavity 30, and the inflow water flow can flow into the heat exchange tubes 11 only after the inflow cavity 20 needs to be filled up due to the gravity action of the inflow water flow, so that the inflow water flow can be more evenly distributed in the heat exchange tubes 11.
Correspondingly, the opening of water supply hole 21b sets up down, so, after the rivers of intaking got into inlet tube 21, down flow earlier to after the rivers cavity is fully loaded with, get into heat exchange tube 11 and upwards flow, changed the flow direction of traditional heat exchanger rivers of intaking, so that rivers can not directly rush into in the heat exchange tube 11, but through the setting of opening water supply hole 21b down, can comparatively slowly, steadily get into intake cavity 20, and more evenly distributed is in intake cavity 20.
In a preferred embodiment of the present invention, the inlet pipe 21 is inserted into the inlet chamber 20 to close the opening at one end, so that the inlet water can only enter the inlet chamber 20 through the water supply hole 21b, thereby effectively ensuring the uniform distribution of the inlet water through the water supply hole 21 b.
In order to guarantee that the inflow rivers can be more evenly distributed, supply water hole 21b has seted up a plurality ofly to make the inflow rivers can get into water cavity 20 through a plurality of supply water holes 21b in, make rivers get into water cavity 20 by inlet tube 21 more evenly, make rivers can distribute in water cavity 20 comparatively evenly, and then guarantee that rivers can be more evenly respectively in a plurality of heat exchange tubes 11.
The utility model discloses can guarantee that rivers are even in a preferred embodiment of the vertical shell and tube heat exchanger 100, a plurality of supply hole 21b follows the length direction of inlet tube 21 sets gradually, because the flow direction of inlet flow is the length direction of water pipe, supply hole 21b sets up so that inlet flow flows the in-process in inlet tube 21, can be simultaneously by a plurality of supply hole 21b outflow, improves its flow efficiency effectively.
Further, it is a plurality of supply hole 21b follows the length direction of inlet tube 21 is multiseriate and distributes side by side in inlet tube 21 sets up on inlet tube 21 through the mode that a plurality of supply hole 21b parallel, not only makes the outflow that rivers can be parallel to make rivers flow into intake cavity 20 more evenly, simultaneously, guaranteed inlet tube 21's inflow effectively, in order to guarantee heat exchange efficiency.
Can be more for evenly distributed, a plurality of in order to guarantee into rivers supply equidistant setting between the hole 21b, so, evenly distribute on inlet tube 21 through a plurality of holes 21b that supply to make into rivers can distribute in intake cavity 20 more evenly, equally, further guarantee rivers can be more evenly respectively in a plurality of heat exchange tubes 11.
The utility model discloses can guarantee that rivers are even another preferred embodiment of the vertical shell and tube heat exchanger 100, adjacent two interval between the water supply hole 21b is followed the direction of intaking of inlet tube 21 increases gradually, and is also, a plurality of the density of water supply hole 21b is followed the direction of intaking of inlet tube 21 increases gradually, because the inflow rivers flow along the direction of intaking of inlet tube 21, consequently, its partial rivers can flow along the water supply hole 21b of its front side of the direction of intaking at inlet tube 21, and the inflow of the water supply hole 21b of the rear side of the direction of intaking of inlet tube 21 is less relatively, consequently, through the inseparable setting of the rear side water supply hole 21b of the direction of intaking along inlet tube 21, be favorable to the inflow more fast, flow comprehensively more to improve heat exchange efficiency.
In order to facilitate the connection use of the heat exchanger, the water inlet pipe 21 is connected with a connecting pipe outside the water inlet cavity 20, an opening at the end of the connecting pipe is a water inlet 21a, an external water supply source can be communicated with the water inlet 21a outside the shell 10, so that the inside of the water inlet cavity 20 is not easily damaged, and similarly, the water outlet cavity 30 is also connected with a connecting pipe outside the water inlet cavity 20, and an opening at the end of the connecting pipe is a water outlet 31 a.
In this scheme, in order to improve the structural stability of inlet tube 21 to guarantee the stability that the influent stream intake, inlet tube 21 with intake cavity 20 structure as an organic whole to improve the structural stability between inlet tube 21 and the intake cavity 20.
In this embodiment, the water inlet pipe 21 is a straight pipe, and certainly, in other embodiments, the water inlet pipe 21 may also be configured such that the portion inserted in the water inlet cavity 20 is an annular arrangement wound on the inner wall of the water inlet cavity 20, so that the inlet water flow can flow into the water inlet cavity 20 only by winding the path of the water inlet pipe 21, and the inlet water flow can be delivered through the annular path of the water inlet pipe 21, thereby effectively making the inlet water flow into the water inlet cavity 20 more uniformly.
Of course, the water inlet pipe 21 may be provided in a spiral shape or the like.
The utility model discloses still provide a heat pump, including foretell can guarantee the even vertical shell and tube heat exchanger 100 of rivers, because this heat pump has adopted the whole technical scheme of above-mentioned all embodiments, consequently have all beneficial effects that the technical scheme of above-mentioned embodiment brought at least, no longer give unnecessary detail here.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a can guarantee even vertical shell and tube heat exchanger of rivers which characterized in that, including the casing that is equipped with refrigerant export and refrigerant import, locate a plurality of heat exchange tubes in the casing and locate respectively the casing both ends and respectively with intake chamber and the play water cavity of heat exchange tube both ends intercommunication still include the inlet tube, the inlet tube at least part is inserted and is located in the intake chamber, and it inserts and locates partial lateral wall in the intake chamber has seted up the water supply hole, the water supply hole is located the inlet tube non-orientation one side of heat exchange tube.
2. The vertical shell and tube heat exchanger as recited in claim 1 wherein the inlet tube is inserted into the inlet cavity with an open end closed.
3. The vertical shell and tube heat exchanger ensuring uniform water flow as set forth in claim 1, wherein said water supply hole is formed at a side of said water inlet pipe facing away from said heat exchange pipe.
4. The vertical shell and tube heat exchanger ensuring uniform water flow as recited in claim 1 wherein the water supply hole is located on a side of the water inlet tube facing an inner wall of the water inlet chamber.
5. The vertical shell and tube heat exchanger capable of ensuring uniform water flow as claimed in claim 1, wherein the water supply hole is opened in plurality.
6. The vertical shell and tube heat exchanger ensuring uniform water flow as set forth in claim 5, wherein a plurality of the water supply holes are provided in sequence along the length direction of the water inlet pipe.
7. The vertical shell and tube heat exchanger ensuring uniform water flow as recited in claim 6 wherein a plurality of said water supply holes are arranged side by side in a plurality of rows along the length of said inlet tube.
8. The vertical shell and tube heat exchanger ensuring uniform water flow as set forth in claim 6, wherein the interval between adjacent ones of said water supply holes is gradually increased in the water inlet direction of said water inlet tube.
9. The vertical shell and tube heat exchanger as recited in claim 1 wherein the portion of the inlet tube inserted into the inlet chamber is in the form of a ring around the inner wall of the inlet chamber.
10. A heat pump comprising a vertical shell and tube heat exchanger according to any one of claims 1 to 9, wherein a uniform water flow is ensured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120308934.7U CN215003070U (en) | 2021-02-03 | 2021-02-03 | Vertical shell and tube heat exchanger and heat pump capable of ensuring uniform water flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120308934.7U CN215003070U (en) | 2021-02-03 | 2021-02-03 | Vertical shell and tube heat exchanger and heat pump capable of ensuring uniform water flow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215003070U true CN215003070U (en) | 2021-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120308934.7U Active CN215003070U (en) | 2021-02-03 | 2021-02-03 | Vertical shell and tube heat exchanger and heat pump capable of ensuring uniform water flow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215003070U (en) |
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2021
- 2021-02-03 CN CN202120308934.7U patent/CN215003070U/en active Active
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