High-sealing suspension type dryer

Abstract

The utility model relates to a high sealing suspension style dryer, including shell, end cap, filter subassembly and spring, the shell is provided with inner cavity, and is located air inlet and welding end of inner cavity both ends, the inner cavity is connected with filter subassembly in clamping, end cap is welded in shell through welding end, and the spring is provided between end cap and filter subassembly. The end cover is provided with an air outlet communicated with the inner cavity; the main purpose of the utility model is that the shell and the end cover are both plastic parts, and the shell is connected with the end cover through the welding end by a friction welding process or an induction welding process, so that the whole dryer is modularized, the air tightness of the dryer is ensured, and the product percent of pass is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of dryers, in particular to a high-sealing hanging dryer. Background Art

[0002] The dryer is mainly used to dry the compressed gas generated by the air pump in the air suspension system. It mainly includes an outer shell, an end cover, and a filter assembly arranged between the outer shell and the end cover. The air dryer is connected to the output end of the air pump, and the air entering the air suspension system is filtered for particulate matter and moisture is absorbed through the filter assembly. The outer shell of the traditional dryer is mainly made of metal parts, and the outer shell and the end cover are mostly sealed and connected by a crimping process, which makes it prone to the risk of air leakage and is difficult to install. Utility Model Content

[0003] In order to overcome the shortcomings of the background technology, the technical solution adopted by the utility model is: a high-sealing suspended dryer, including a shell, an end cover, a filter assembly and a spring, the shell is provided with an inner cavity, and an air inlet and a welding end located at both ends of the inner cavity, the inner cavity is clamped with a filter assembly, the end cover is welded to the shell through the welding end, and a spring is provided between the end cover and the filter assembly, and the end cover is provided with an air outlet for connecting to the inner cavity.

[0004] By adopting the above technical solution, the shell and the end cover are both plastic parts. The shell is connected to the end cover through the welding end by friction welding process or induction welding process, so that the dryer is modularized as a whole and the air tightness of the dryer is ensured. The air suspension system connects the air inlet and air outlet on both sides. The compressed gas generated by the air pump enters the inner cavity from the air inlet. The filter component is used to filter particulate impurities and absorb moisture in the air. The filtered gas flows out from the air outlet, thereby providing dry gas to the air suspension system, enabling it to normally adjust the vehicle height and prolong the service life of the suspension system.

[0005] The utility model is further configured such that the end cover is provided with an outer ring portion adapted to the welding end, and an inner retaining ring adapted to the spring, the spring is clamped between the outer ring portion and the inner retaining ring, the outer ring portion is provided with a groove adapted to the welding end, wherein the welding end is conical and the outer ring portion is Y-shaped, which meets the requirements of the welding structure, and the inner retaining ring is used to prevent the spring from falling sideways, and the end cover is reserved with a groove for positioning the shell to avoid misalignment between the shell and the end cover during welding, thereby maintaining the stability of the structure.

[0006] The utility model is further configured as follows: the filter assembly includes a molecular sieve, and a first gasket and a second gasket arranged on both sides of the molecular sieve, and the first gasket and the second gasket are both provided with meshes, the molecular sieve is abutted against the shell through the first gasket, the spring is arranged between the second gasket and the end cover, the molecular sieve is a water-absorbing filter element with countless small holes distributed thereon, and is used to absorb moisture in the air, and the structural strength of the molecular sieve is improved by the first gasket and the second gasket to prevent the molecular sieve from being deformed.

[0007] The utility model is further configured such that a filter sheet is provided between the molecular sieve and the first gasket / the second gasket. The filter sheet is made of non-woven fabric and is used to maintain the structure of the molecular sieve, filter small particle impurities, and prevent dust from the molecular sieve from entering the subsequent pipeline.

[0008] The utility model is further configured that the shell is provided with a circumferentially distributed reinforcing rib group at the air inlet, and the first gasket abuts against the reinforcing rib group.

[0009] The utility model is further configured such that the reinforcing rib group includes first reinforcing ribs and second reinforcing ribs that are alternately distributed, and the upper surfaces of the first reinforcing ribs and the second reinforcing ribs are combined to form a virtual plane for connecting the first gasket, and the contact area between the shell and the first gasket is increased by the reinforcing rib group to avoid deformation of the first gasket and the molecular sieve.

[0010] The utility model is further configured to include a quick-insert interface, which includes an air pipe, a locking piece and a connecting piece. The air pipe is clamped to the connecting piece through the locking piece. The locking piece is provided with an external hexagonal portion, and the connecting piece is provided with a threaded portion. The connecting piece is threadedly connected to the air inlet / air outlet through the threaded portion. The suspension piece is provided with a through hole or a threaded hole as needed to facilitate installation on the frame. The external hexagonal portion is rotated with a wrench to facilitate installation or removal of the quick-insert interface, thereby achieving dry and quick replacement and improving maintenance efficiency.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. Both the shell and the end cover are plastic parts. The shell is connected to the end cover by friction welding or induction welding at the welding end, so that the dryer is modularized as a whole, and the air tightness of the dryer is ensured, and the product qualification rate is improved;

[0013] 2. The air suspension system connects the air inlet and outlet on both sides. The compressed gas generated by the air pump enters the inner cavity from the air inlet. The filter component is used to filter particulate impurities and absorb moisture in the air. The filtered gas flows out from the air outlet, thereby providing dry gas to the air suspension system, enabling it to normally adjust the vehicle height and extend the service life of the suspension system.

[0014] The embodiments of the utility model are further described below in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 It is a cross-sectional view of the utility model;

[0017] Figure 3 For the utility model Figure 2 A partial enlarged view of the A-direction view;

[0018] Figure 4 It is a structural explosion diagram of the filter assembly of the utility model;

[0019] Figure 5 It is a right side view of the housing in the utility model;

[0020] Wherein: 1 - shell, 2 - end cover, 3 - filter assembly, 4 - spring, 5 - quick-insert interface, 11 - inner cavity, 12 - air inlet, 13 - welding end, 14 - reinforcement rib group, 15 - first reinforcement rib, 16 - second reinforcement rib, 17 - suspension, 21 - air outlet, 22 - outer ring, 23 - inner retaining ring, 24 - slot, 31 - molecular sieve, 32 - first gasket, 33 - second gasket, 34 - filter, 35 - mesh, 51 - air pipe, 52 - locking piece, 53 - connector, 521 - outer hexagonal part, 531 - threaded part; DETAILED DESCRIPTION

[0021] like Figure 1 , 2 As shown, this embodiment provides a high-sealing suspended dryer, including a shell 1, an end cover 2, a filter assembly 3 and a spring 4. The shell 1 is provided with an inner cavity 11, and an air inlet 12 and a welding end 13 located at both ends of the inner cavity 11. The inner cavity 11 is clamped with the filter assembly 3, the end cover 2 is welded to the shell 1 through the welding end 13, and a spring 4 is provided between the end cover 2 and the filter assembly 3, and the end cover 2 is provided with an air outlet 21 for connecting to the inner cavity 11.

[0022] Combination Figure 3 As shown, in this embodiment, the end cover 2 is provided with an outer ring portion 22 adapted to the welding end 13, and an inner retaining ring 23 adapted to the spring 4, and the spring 4 is clamped between the outer ring portion 22 and the inner retaining ring 23, and the outer ring portion 22 is provided with a slot 24 adapted to the welding end 13. The inner retaining ring 23 prevents the spring 4 from falling sideways. The end cover 2 is reserved with a slot 24 for positioning the shell 1 to avoid misalignment between the shell 1 and the end cover 2 during welding, thereby maintaining the stability of the structure.

[0023] Combination Figure 4As shown, in this embodiment, the filter assembly 3 includes a molecular sieve 31, and a first gasket 32 ​​and a second gasket 33 arranged on both sides of the molecular sieve 31, and the first gasket 32 ​​and the second gasket 33 are both provided with meshes 35, the molecular sieve 31 is abutted against the shell 1 through the first gasket 32, and the spring 4 is arranged between the second gasket 33 and the end cover 2. The molecular sieve 31 is a water-absorbing filter element with countless small holes distributed thereon, which is used to absorb moisture in the air. The first gasket 32 ​​and the second gasket 33 are used to improve the structural strength of the molecular sieve 31 to prevent the molecular sieve 31 from deformation.

[0024] In this embodiment, a filter sheet 34 is provided between the molecular sieve 31 and the first gasket 32 / second gasket 33. The filter sheet 34 is made of non-woven fabric and is used to maintain the structure of the molecular sieve 31, filter small particles of impurities, and prevent dust from the molecular sieve 31 from entering the subsequent pipeline.

[0025] Combination Figure 5 As shown, in this embodiment, the shell 1 is provided with a circumferentially distributed reinforcing rib group 14 at the air inlet 12, and the first gasket 32 ​​abuts against the reinforcing rib group 14. The reinforcing rib group 14 includes first reinforcing ribs 15 and second reinforcing ribs 16 that are staggered, and the upper surfaces of the first reinforcing ribs 15 and the second reinforcing ribs 16 are combined to form a virtual plane for connecting the first gasket 32. The contact area between the shell 1 and the first gasket 32 ​​is increased by the reinforcing rib group 14, thereby avoiding deformation of the first gasket 32 ​​and the molecular sieve 31.

[0026] like Figure 3 As shown, in this embodiment, a quick-connect interface 5 is also included. The quick-connect interface 5 includes an air pipe 51, a locking piece 52 and a connecting piece 53. The air pipe 51 is clamped to the connecting piece 53 through the locking piece 52. The locking piece 52 is provided with an external hexagonal portion 521. The connecting piece 53 is provided with a threaded portion 531. The connecting piece 53 is threadedly connected to the air inlet 12 / air outlet 21 through the threaded portion 531. The suspension member 17 is provided with a through hole or a threaded hole as needed to facilitate installation on the frame. The external hexagonal portion 521 is rotated by a wrench to facilitate installation or removal of the quick-connect interface 5, thereby achieving dry and quick replacement and improving maintenance efficiency.

[0027] In the utility model, during installation, the first gasket 32, the molecular sieve 31, the second gasket 33 and the spring 4 are placed in the shell 1 in sequence, the exposed end of the spring 4 is inserted into the inner retaining ring 23 of the end cover 2, the end cover 2 and the shell 1 are connected by a friction welding process or an induction welding process, the connecting piece 53 is threadedly connected to the air inlet 12 and the air outlet 21 by a wrench, the air pipe 51 is clamped at the air inlet 12 / air outlet 21 by the locking piece 52, and the air pipe 51 is connected to the inner cavity 11 of the shell 1, thereby completing the assembly of the drying cylinder.

[0028] The working principle of the utility model is that the air suspension system connects the air inlet 12 and the air outlet 21, the compressed gas generated by the air pump enters the inner cavity 11 from the air inlet 12, and the air flow flows into the filter 34 and the molecular sieve 31 from the mesh 35 of the first gasket 32, so that the filter 34 filters the particulate impurities in the air, and the molecular sieve 31 absorbs moisture in the air, and the filtered gas flows out from the air outlet 21, thereby providing dry gas to the air suspension system.

[0029] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A highly sealed hanging dryer, characterized in that: The invention comprises a shell (1), an end cover (2), a filter assembly (3) and a spring (4); the shell (1) is provided with an inner cavity (11), and an air inlet (12) and a welding end (13) located at both ends of the inner cavity (11); the inner cavity (11) is clamped with the filter assembly (3); the end cover (2) is welded to the shell (1) via the welding end (13); a spring (4) is provided between the end cover (2) and the filter assembly (3); and the end cover (2) is provided with an air outlet (21) for communicating with the inner cavity (11).

2. A highly sealed hanging dryer according to claim 1, characterized in that: The end cover (2) is provided with an outer ring portion (22) adapted to the welding end (13), and an inner retaining ring (23) adapted to the spring (4); the spring (4) is clamped between the outer ring portion (22) and the inner retaining ring (23); and the outer ring portion (22) is provided with a clamping groove (24) adapted to the welding end (13).

3. A highly sealed hanging dryer according to claim 2, characterized in that: The filter assembly (3) comprises a molecular sieve (31), and a first gasket (32) and a second gasket (33) arranged on both sides of the molecular sieve (31), and the first gasket (32) and the second gasket (33) are both provided with meshes (35), the molecular sieve (31) is abutted against the housing (1) through the first gasket (32), and the spring (4) is arranged between the second gasket (33) and the end cover (2).

4. A highly sealed hanging dryer according to claim 3, characterized in that: A filter plate (34) is provided between the molecular sieve (31) and the first gasket (32) / the second gasket (33).

5. A highly sealed hanging dryer according to claim 4, characterized in that: The shell (1) is provided with a circumferentially distributed reinforcement rib group (14) at the air inlet (12), and the first gasket (32) abuts against the reinforcement rib group (14).

6. A highly sealed hanging dryer according to claim 5, characterized in that: The reinforcing rib group (14) comprises first reinforcing ribs (15) and second reinforcing ribs (16) which are distributed in an alternating manner, and the upper surfaces of the first reinforcing ribs (15) and the second reinforcing ribs (16) are combined to form a virtual plane for connecting the first gasket (32).

7. A highly sealed hanging dryer according to claim 1, characterized in that: The invention also comprises a quick-connect interface (5), which comprises an air pipe (51), a locking piece (52) and a connecting piece (53), wherein the air pipe (51) is clamped to the connecting piece (53) via the locking piece (52), the locking piece (52) is provided with an external hexagonal portion (521), the connecting piece (53) is provided with a threaded portion (531), and the connecting piece (53) is threadedly connected to the air inlet (12) / air outlet (21) via the threaded portion (531).

Images