Condenser structure for producing dry air and manufacturing method thereof
By designing the S-shaped cavity and multiple channels in the condenser structure, and using expansion method or spinning method to make the conveyor pipe come into contact with the inner surface of the channel, the problem of corrosion leakage and pollution of dry air in the conveyor pipe is solved, and the condensation efficiency is improved .
Patent Information
- Application Number
- CN202411799019.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-09
- Publication Date
- 2025-02-11
AI Technical Summary
The existing condenser structures used to produce dry air are prone to contaminate the produced dry air when the conveyor pipe is corroded and leaked, especially in the medical industry, which may cause damage to the human body.
A condenser structure is designed, in which an S-shaped cavity is provided on one side of the thickness direction in the plate-shaped shell, and a plurality of channels are provided on the other side, which separates the S-shaped cavity from the plurality of channels, so that both ends of the channel are The sides of the plate-shaped casing are connected, and both ends of the conveying pipe placed in the channel extend out of the outer part of the plate-shaped casing. The outer surface of the conveying pipe is brought into contact with the inner surface of the channel by expansion or spinning method, and the two ends of the conveying pipe are connected through a U-shaped tube to form an S-shaped structure.
When the conveying pipe is corroded and leaked, refrigerant can flow out from the gap between the conveying pipe and the plate-shaped shell, and will not contaminate the dry air. At the same time, maintenance personnel are reminded to deal with it in time. The structure also improves condensation efficiency by optimizing the cavity design, slowing the airflow through the speed.
Smart Images
Figure CN119406213A_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to a condenser, and in particular to a condenser structure for producing dry air, which is composed of a plate-shaped shell, a cover plate and a delivery pipe arranged in the plate-shaped shell. The present invention also relates to a manufacturing method of the condenser structure. Background Art
[0002] A condenser structure for producing dry air is disclosed on the market, comprising a plate-shaped shell, a cover plate, and a delivery pipe placed in the plate-shaped shell. An S-shaped cavity for gas to pass through is arranged in the plate-shaped shell between the plate-shaped shell and the cover plate. An air inlet and an air outlet are arranged in the cavity. A condensed water outlet is installed at the bottom of the cavity. Since the delivery pipe is arranged in the S-shaped cavity, the outer surface of the delivery pipe is in contact with the air. Therefore, when the delivery pipe is corroded and leaks, it is easy to pollute the dry air that has been produced. In particular, when the dry air used in the medical industry is polluted, it is easy to cause harm to the human body. Summary of the invention
[0003] The object of the present invention is to provide a condenser structure for producing dry air and a manufacturing method thereof, which will not pollute the produced dry air when a conveying pipe is corroded and leaks, while improving the condensation efficiency.
[0004] To achieve the above-mentioned purpose, the present invention provides a condenser structure for producing dry air, comprising a plate-shaped shell, a cover plate and a delivery pipe placed in the plate-shaped shell, an S-shaped cavity for gas to pass through is provided in the plate-shaped shell between the plate-shaped shell and the cover plate, an air inlet and an air outlet are provided in the cavity, a condensate outlet is installed at the bottom of the cavity, an S-shaped cavity is provided on one side in the thickness direction of the plate-shaped shell, and a plurality of channels parallel to each other for placing the delivery pipe are provided on the other side in the thickness direction of the plate-shaped shell, the S-shaped cavity is separated from the plurality of channels, so that the two ends of the channels are respectively communicated with the two side surfaces in the length direction or the width direction of the plate-shaped shell, and the two ends of the delivery pipe placed in the channel are respectively extended out of a portion of the plate-shaped shell.
[0005] The plane formed by the plurality of channels is parallel to the plane formed by the S-shaped cavity.
[0006] One end of the conveying pipe arranged in the channel is connected to one end of the conveying pipe in the upper channel through a U-shaped pipe, and the other end of the conveying pipe in the channel is connected to the other end of the conveying pipe in the lower channel through a U-shaped pipe to form an S shape, and the U-shaped pipe is placed outside the plate-shaped shell.
[0007] The height of the bottom layer of the S-shaped cavity below the air inlet is made greater than the heights of the remaining layers of the S-shaped cavity, so as to slow down the speed of air flow.
[0008] The width of the vertical cavity below the air outlet is made greater than or equal to the height of the lowest layer of the S-shaped cavity, so as to slow down the speed of air flow.
[0009] A method for manufacturing a condenser structure for producing dry air, firstly, an S-shaped cavity is machined on a rectangular surface of one side of a cast plate-shaped shell, and then an air inlet, a condensate outlet and an air outlet are machined, and then a plurality of mutually parallel channels are machined on the other side of the plate-shaped shell along the horizontal section direction on the S-shaped cavity, so that the S-shaped cavity is separated from the plurality of channels, at this time a delivery pipe is placed in the channel, and an expansion method or a spinning method is used to make the outer surface of the delivery pipe contact with the inner surface of the channel, and finally one end of a U-shaped tube is welded to one end of the delivery pipe, the other end of the U-shaped tube is welded to one end of the delivery pipe in the upper channel, one end of another U-shaped tube is welded to the other end of the delivery pipe, and the other end of another U-shaped tube is welded to the other end of the delivery pipe in the upper channel to form an S shape.
[0010] The expansion method is to send the steel balls into the conveying pipe by compressed air to complete the extrusion of the inner wall of the conveying pipe. Before extrusion, the inner hole of the conveying pipe extending out of the plate-shaped shell is expanded by an expansion tool to facilitate the free entry and exit of the steel balls and connection with the U-shaped tube.
[0011] The expansion tool consists of an expansion guide head and a clamping section. The large end of the expansion guide head is connected to the clamping section which can be mounted on a bench drill spindle. The expansion guide head is arranged to have a trapezoidal axial cross section.
[0012] The spinning method is to first place the plate-like shell with the conveying pipe installed on the bench drill workbench, then align the spinning head with the inner hole of the conveying pipe on the plate-like shell, finally start the spindle of the bench drill to rotate, and press down the spinning head on the spindle to make the outer surface of the conveying pipe contact with the inner surface of the channel. Before spinning, the inner hole of the conveying pipe that extends out of the plate-like shell is expanded by an expansion tool to facilitate the spinning head to enter and exit and connect with the U-shaped tube.
[0013] The spinning head consists of a spinning guide head, a spinning smooth section and a clamping section. The spinning guide head is connected to the clamping section that can be installed on the spindle of the bench drill through the spinning smooth section. The spinning guide head is set to have a trapezoidal axial cross-section, and the spinning smooth section is set to be cylindrical.
[0014] After adopting this structure, since an S-shaped cavity is provided on one side of the plate-shaped shell in the thickness direction, and multiple channels are provided on the other side of the plate-shaped shell in the thickness direction, which are parallel to each other and convenient for placing the conveying pipe, the S-shaped cavity is separated from the multiple channels, so that the two ends of the channel are respectively connected to the two side surfaces in the length direction or width direction of the plate-shaped shell, and the two ends of the conveying pipe placed in the channel are respectively extended out of the plate-shaped shell. When the conveying pipe is corroded and leaks, the refrigerant will flow to the outside from the gap between the conveying pipe and the plate-shaped shell, and will not pollute the dry air that has been produced. At the same time, it can also remind the staff to repair or replace this structure in time. In addition, since the height of the bottom layer of the S-shaped cavity placed below the air inlet is greater than the height of the other layers of the S-shaped cavity, it is convenient to slow down the airflow passing speed; the width of the vertical cavity placed below the air outlet is greater than or equal to the height of the bottom layer of the S-shaped cavity, which is convenient to slow down the airflow passing speed. Thereby improving the condensation efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] The present invention is further described in detail below in conjunction with the accompanying drawings and embodiments.
[0016] Attached Figure 1 It is a main cross-sectional schematic diagram of a condenser structure for producing dry air according to the present invention.
[0017] Attached Figure 2 Yes Figure 1 Schematic top cross-sectional view of .
[0018] Attached Figure 3 It is a schematic front view of an expansion tool of a condenser structure for producing dry air according to the present invention.
[0019] Attached Figure 4 It is a schematic main view of a spinning head of a condenser structure for producing dry air according to the present invention.
[0020] In the figure: 1. Plate-shaped shell 2. Cavity 3. Air inlet 4. Air outlet 5. Delivery pipe 6. Condensate outlet 7. U-shaped pipe 8. Cover plate 9. Spinning head 10. Spinning guide head 11. Spinning smooth section 12. Clamping section 13. Expansion tool 14. Expansion guide head. DETAILED DESCRIPTION
[0021] Attached Figure 1 and attached Figure 2The present invention is a condenser structure for producing dry air, comprising a plate-shaped shell 1, a cover plate 8 and a delivery pipe 5 placed in the plate-shaped shell 1, an S-shaped cavity 2 for gas to pass through is arranged in the plate-shaped shell 1 between the plate-shaped shell 1 and the cover plate 8, an air inlet 3 and an air outlet 4 are arranged in the cavity 2, a condensate outlet 6 is installed at the bottom of the cavity 2, an S-shaped cavity 2 is arranged on one side in the thickness direction of the plate-shaped shell 1, and a plurality of channels parallel to each other for accommodating the delivery pipe 5 are arranged on the other side in the thickness direction of the plate-shaped shell 1, the S-shaped cavity 2 is separated from the plurality of channels, so that the two ends of the channel are respectively communicated with the two side surfaces in the length direction or the width direction of the plate-shaped shell 1, and the two ends of the delivery pipe 5 placed in the channel are respectively extended A portion of the plate-like shell 1 is out of the plate-like shell 1; the plane formed by the multiple channels is parallel to the plane formed by the S-shaped cavity 2; one end of the delivery pipe 5 arranged in the channel is connected to one end of the delivery pipe 5 in the upper channel through a U-shaped tube 7, and the other end of the delivery pipe 5 in the channel is connected to the other end of the delivery pipe 5 in the lower channel through the U-shaped tube 7, forming an S shape, and the U-shaped tube 7 is placed outside the plate-like shell 1; the height of the bottom layer of the S-shaped cavity 2 placed below the air inlet 3 is greater than the height of the remaining layers of the S-shaped cavity 2, so as to slow down the airflow passing speed; the width of the vertical cavity 2 placed below the air outlet 4 is greater than or equal to the height of the bottom layer of the S-shaped cavity 2, so as to slow down the airflow passing speed and improve the condensation efficiency.
[0022] Attached Figure 1 , Attachment Figure 2 , Attachment Figure 3 and attached Figure 4The present invention is a method for manufacturing a condenser structure for producing dry air. First, an S-shaped cavity 2 is processed on a rectangular surface of one side of a cast plate-shaped shell 1, and then an air inlet 3, a condensed water outlet 6 and an air outlet 4 are processed. Subsequently, a plurality of mutually parallel channels are processed along the horizontal section direction on the other side of the plate-shaped shell 1 to separate the S-shaped cavity 2 from the plurality of channels. At this time, a delivery pipe 5 is placed in the channel, and an expansion method or a spinning method is used to make the outer surface of the delivery pipe 5 contact with the inner surface of the channel to improve the heat transfer efficiency. Finally, one end of a U-shaped tube 7 is welded to one end of the delivery tube 5, the other end of the U-shaped tube 7 is welded to one end of the delivery tube 5 in the upper channel, one end of another U-shaped tube 7 is welded to the other end of the delivery tube 5, and the other end of another U-shaped tube 7 is welded to the other end of the delivery tube 5 in the upper channel to form an S shape; the expansion method is to send the steel ball into the delivery tube 5 by compressed air to complete the extrusion of the inner wall of the delivery tube 5. Before extrusion, the inner hole of the delivery tube 5 extending out of the plate-shaped shell 1 is expanded by the expansion tool 13 to facilitate the free movement of the steel ball. In and out and connected with the U-shaped tube 7; the expansion tool 13 is composed of an expansion guide head 14 and a clamping section 12, the large end of the expansion guide head 14 is connected to the clamping section 12 that can be installed on the bench drill spindle, and the expansion guide head 14 is set to have an axial cross-section with a trapezoidal shape; the spinning method is to first place the plate-like shell 1 with the conveying tube 5 installed on the bench drill workbench, and then align the spinning head 9 with the inner hole of one end of the conveying tube 5 on the plate-like shell 1, and finally start the bench drill spindle to rotate, and press down the spinning head 9 on the spindle, so that the outer surface of the conveying tube 5 contacts the inner surface of the channel, Before spinning, the inner hole of one end of the conveying tube 5 extending out of the plate-like shell 1 is expanded by an expansion tool 13 to facilitate the entry and exit of the spinning head 9 and the connection with the U-shaped tube 7. After processing one end of the conveying tube 5, turn around and process the other end of the conveying tube 5; the spinning head 9 is composed of a spinning guide head 10, a spinning smooth section 11 and a clamping section 12. The spinning guide head 10 is connected to the clamping section 12 that can be installed on the spindle of the bench drill through the spinning smooth section 11. The spinning guide head 10 is set to have a trapezoidal axial cross-section, and the spinning smooth section 11 is set to be cylindrical.
Claims
1. A condenser structure for producing dry air, comprising a plate-shaped shell, a cover plate and a delivery pipe disposed in the plate-shaped shell, an S-shaped cavity for gas to pass through is disposed in the plate-shaped shell between the plate-shaped shell and the cover plate, an air inlet and an air outlet are disposed in the cavity, and a condensed water outlet is installed at the bottom of the cavity, characterized in that: An S-shaped cavity (2) is provided on one side in the thickness direction of the plate-shaped shell (1), and a plurality of channels which are parallel to each other and convenient for placing the conveying pipe (5) are provided on the other side in the thickness direction of the plate-shaped shell (1). The S-shaped cavity (2) is separated from the plurality of channels so that the two ends of the channels are respectively connected to the two side surfaces in the length direction or the width direction of the plate-shaped shell 1, and the two ends of the conveying pipe (5) placed in the channel are respectively extended out of a portion of the plate-shaped shell (1).
2. A condenser structure for producing dry air according to claim 1, characterized in that: The plane formed by the plurality of channels is parallel to the plane formed by the S-shaped cavity (2).
3. A condenser structure for producing dry air according to claim 1, characterized in that: One end of the delivery pipe (5) arranged in the channel is connected to one end of the delivery pipe (5) in the upper channel via a U-shaped pipe (7), and the other end of the delivery pipe (5) in the channel is connected to the other end of the delivery pipe (5) in the lower channel via the U-shaped pipe (7), forming an S shape, and the U-shaped pipe (7) is placed outside the plate-shaped shell (1).
4. A condenser structure for producing dry air according to claim 1, characterized in that: The height of the bottom layer of the S-shaped cavity (2) below the air inlet (3) is greater than the heights of the remaining layers of the S-shaped cavity (2), so as to reduce the speed of airflow.
5. A condenser structure for producing dry air according to claim 1, characterized in that: The width of the vertical cavity (2) disposed below the air outlet (4) is greater than or equal to the height of the bottommost section of the S-shaped cavity (2), so as to reduce the speed of air flow.
6. A method for manufacturing a condenser structure for producing dry air, characterized in that: First, an S-shaped cavity (2) is machined on a rectangular surface of one side of a plate-shaped shell (1), and then an air inlet (3), a condensate outlet (6) and an air outlet (4) are machined. Subsequently, a plurality of mutually parallel channels are machined on the other side of the plate-shaped shell (1) along the horizontal section direction on the S-shaped cavity (2) so that the S-shaped cavity (2) is separated from the plurality of channels. At this time, a delivery pipe (5) is placed in the channel, and an expansion method or a spinning method is used to make the outer surface of the delivery pipe (5) contact with the inner surface of the channel. Finally, one end of a U-shaped tube (7) is welded to one end of the delivery pipe (5), the other end of the U-shaped tube (7) is welded to one end of the delivery pipe (5) in the upper channel, one end of another U-shaped tube (7) is welded to the other end of the delivery pipe (5), and the other end of another U-shaped tube (7) is welded to the other end of the delivery pipe (5) in the upper channel to form an S shape.
7. The method for manufacturing a condenser structure for producing dry air according to claim 6, characterized in that: The expansion method is to use compressed air to send steel balls into the conveying pipe (5) to complete the extrusion of the inner wall of the conveying pipe (5). Before the extrusion, the inner hole of the conveying pipe (5) that extends out of the plate-shaped shell (1) is expanded by an expansion tool (13) to facilitate the free entry and exit of the steel balls and the connection with the U-shaped tube (7).
8. The method for manufacturing a condenser structure for producing dry air according to claim 7, characterized in that: The expansion tool (13) is composed of an expansion guide head (13) and a clamping section (12); the large end of the expansion guide head (13) is connected to the clamping section (12) which can be mounted on a bench drill spindle; and the expansion guide head (13) is arranged to have an axial cross section in a trapezoidal shape.
9. The method for manufacturing a condenser structure for producing dry air according to claim 6, characterized in that: The spinning method comprises first placing the plate-shaped shell (1) with the delivery tube (5) installed on a bench drill workbench, then aligning the spinning head (9) with the inner hole of the delivery tube (5) on the plate-shaped shell (1), and finally starting the spindle of the bench drill to rotate and pressing the spinning head (9) on the spindle to make the outer surface of the delivery tube (5) contact with the inner surface of the channel. Before spinning, the inner hole of the delivery tube (5) extending out of the plate-shaped shell (1) is expanded by an expansion tool (13) to facilitate the spinning head (9) to enter and exit and connect with the U-shaped tube (7).
10. A method for manufacturing a condenser structure for producing dry air according to claim 9, characterized in that: The spinning head (9) is composed of a spinning guide head (10), a spinning smooth section (11) and a clamping section (12); the spinning guide head (10) is connected to the clamping section (12) which can be mounted on a bench drill spindle via the spinning smooth section (11); the spinning guide head (10) is arranged to have an axial cross section in a trapezoidal shape, and the spinning smooth section (11) is arranged to have a cylindrical shape.