CN215490461U

CN215490461U - Dry filter for vehicle

Info

Publication number: CN215490461U
Application number: CN202121511297.XU
Authority: CN
Inventors: 许超
Original assignee: Nanjing Tianpu Electromechanical Products Manufacturing Co ltd
Current assignee: Nanjing Tianpu Electromechanical Products Manufacturing Co ltd
Priority date: 2021-07-05
Filing date: 2021-07-05
Publication date: 2022-01-11
Anticipated expiration: 2031-07-05

Abstract

The utility model provides a drying filter for vehicles, which comprises a cylinder body, wherein end covers are sleeved on the outer walls of two ends of the cylinder body, a plurality of screw holes are formed in the side walls of the two end covers, fixing bolts are connected to the inner threads of the screw holes, a plurality of screw grooves matched with the fixing bolts are formed in the outer walls of the two ends of the cylinder body, a plurality of positioning grooves are formed in the inner walls of the two end covers, positioning blocks matched with the positioning grooves are formed in the outer walls of the two ends of the cylinder body, fixing plates are welded between the inner walls of the two end covers, sealing rings are arranged between the outer wall of one side of each of the two fixing plates and the side wall of the two ends of the cylinder body, and a plurality of sliding holes are formed in the side walls of the two fixing plates. The positioning block is matched with the positioning groove to position the relative position of the cylinder body and the end cover, the fixing bolt is matched with the screw hole and the screw groove to fix the cylinder body and the end cover together, the structure is simple, the assembly and the disassembly are convenient, and the maintenance cost of the refrigeration equipment is reduced.

Description

Dry filter for vehicle

Technical Field

The utility model relates to the technical field of dry filters, in particular to a dry filter for a vehicle.

Background

The filter-drier is an important part of an air conditioning system for a vehicle, and functions to store a refrigerant, filter impurities, and absorb moisture. The drying filter for the automobile air conditioner is generally formed by welding an upper body (or a sealing head) and a lower body made of aluminum into a container for storing a refrigerant, and a filtering component and a moisture absorption structure are arranged inside the container.

However, most of the existing drying filters are of an integrated structure, and if the drying filters are dirty and blocked, the whole drying filters need to be replaced together, so that the maintenance cost of the refrigeration equipment is increased. Accordingly, there is a need to design a filter-drier for vehicles to solve the above problems.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a drying filter for a vehicle.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a drying filter for vehicles comprises a cylinder body, wherein the outer walls of two ends of the cylinder body are respectively sleeved with an end cover, the side walls of the two end covers are respectively provided with a plurality of screw holes, the inner part of the screw hole is connected with a fixing bolt through a screw thread, the outer walls of the two ends of the cylinder body are respectively provided with a plurality of screw grooves matched with the fixing bolt, the inner walls of the two end covers are respectively provided with a plurality of positioning grooves, the outer walls of the two ends of the cylinder body are respectively provided with a positioning block matched with the positioning groove, a fixing plate is welded between the inner walls of the two end covers, a sealing ring is arranged between the outer wall of one side of each fixing plate and the side wall of the two ends of the cylinder body, the side walls of the two fixing plates are respectively provided with a plurality of sliding holes, the inside slip grafting of slide opening has the slide bar, the outer wall of slide bar has cup jointed the spring fastening, the one end welding of slide bar has the push pedal, be provided with the filter core between the lateral wall of push pedal.

Furthermore, the outer wall of one side of the filter element is provided with a thick metal net, and the outer wall of the other side of the filter element is provided with a thin metal net.

Furthermore, a molecular sieve drying agent is arranged between the side wall of the coarse metal net and the side wall of the fine metal net, and activated carbon is arranged between the side wall of the molecular sieve drying agent and the side wall of the fine metal net.

Furthermore, two a plurality of draw-in groove has been seted up to one side outer wall of crossing the filter core, one side outer wall of push pedal is provided with the fixture block with draw-in groove looks adaptation.

Furthermore, one end of one of the end covers is provided with an air inlet pipe, and one end of the other end cover is provided with an air outlet pipe.

Furthermore, the outer walls of the air inlet pipe and the air outlet pipe are fixedly sleeved with clamping sleeves, mounting plates are welded on the outer walls of the bottoms of the clamping sleeves, and mounting holes are formed in the outer walls of the front sides of the mounting plates.

The utility model has the beneficial effects that:

1. through constant head tank, locating piece and the fixing bolt who sets up, the relative position of locating piece cooperation constant head tank to barrel and end cover is fixed a position, improves the user and to the packaging efficiency of barrel and end cover, and fixing bolt cooperation screw, thread groove are together fixed barrel and end cover, and simple structure easy dismounting has reduced refrigeration plant's maintenance cost.

2. Through the spring fastening and the push pedal that set up, the spring fastening receives the extrusion and produces bounce, and the spring fastening inwards promotes the push pedal for the filter core is filtered to the inside extrusion of push pedal of both sides, thereby fixes the position of filtering the core, and also convenient to use person improves this drier-filter's drying efficiency to the change of filtering the core.

3. Through the arranged coarse metal mesh and the fine metal mesh, the coarse metal mesh preliminarily filters impurities in the refrigerant, larger particle impurities are intercepted, the fine metal mesh filters the impurities in the refrigerant again, smaller particle impurities are intercepted, and the impurities in the refrigerant are thoroughly removed through twice interception of the fine metal mesh and the coarse metal mesh.

4. Through the molecular sieve desiccant and the activated carbon, the molecular sieve desiccant has strong adsorbability to water molecules, adsorbs water vapor and other gases in the refrigerant, dries the refrigerant, and the activated carbon mainly adsorbs harmful gases in the refrigerant, filters out insoluble and adsorbs some soluble impurities, and plays a role in purifying the refrigerant.

Drawings

Fig. 1 is a schematic structural view of a filter-drier for a vehicle according to the present invention;

fig. 2 is a schematic front view of a filter-drier for a vehicle according to the present invention;

FIG. 3 is a schematic top view of a filter-drier for a vehicle according to the present invention;

fig. 4 is a schematic side view of a filter-drier for a vehicle according to the present invention;

fig. 5 is a top partially enlarged schematic view of a filter-drier a for a vehicle according to the present invention;

fig. 6 is a top partially enlarged schematic view of a dry filter B for a vehicle according to the present invention;

fig. 7 is a top partially enlarged schematic view of a filter-drier C for a vehicle according to the present invention.

In the figure: the device comprises a cylinder body 1, end covers 2, screw holes 3, fixing bolts 4, screw grooves 5, positioning grooves 6, positioning blocks 7, a filter element 8, a thick metal mesh 9, a thin metal mesh 10, a molecular sieve drying agent 11, active carbon 12, a fixing plate 13, a sealing ring 14, a sliding hole 15, a sliding rod 16, a spring 17, a push plate 18, a clamping groove 19, a clamping block 20, an air inlet pipe 21, an air outlet pipe 22, a clamping sleeve 23, a mounting plate 24 and a mounting hole 25.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 7, a filter-drier for vehicles comprises a cylinder 1, wherein end caps 2 are respectively sleeved on the outer walls of two ends of the cylinder 1, a plurality of screw holes 3 are respectively formed on the side walls of the two end caps 2, the screw holes 3 are used for being in threaded connection with fixing bolts 4, the inner threads of the screw holes 3 are connected with the fixing bolts 4, the fixing bolts 4 are in threaded connection with the inner parts of the screw holes 3, the bottom ends of the fixing bolts 4 are in threaded connection with screw grooves 5, the fixing bolts 4 are matched with the screw holes 3 and the screw grooves 5 to fix the cylinder 1 and the end caps 2 together, a plurality of screw grooves 5 matched with the fixing bolts 4 are respectively formed on the outer walls of two ends of the cylinder 1, the screw grooves 5 are used for being in threaded connection with the bottom ends of the fixing bolts 4, a plurality of positioning grooves 6 are respectively formed on the inner walls of the two end caps 2, the positioning grooves 6 are used for being clamped with the positioning blocks 7, the positioning blocks 7 matched with the positioning grooves 6 are respectively formed on the outer walls of two ends of the cylinder 1, the positioning block 7 is clamped in the positioning groove 6, the positioning block 7 is matched with the positioning groove 6 to position the relative position of the cylinder body 1 and the end cover 2, the assembly efficiency of a user to the cylinder body 1 and the end cover 2 is improved, the fixing plates 13 are welded between the inner walls of the two end covers 2, the sealing rings 14 are arranged between the outer wall of one side of each of the two fixing plates 13 and the side walls of two ends of the cylinder body 1, the sealing rings 14 effectively improve the sealing performance between the cylinder body 1 and the end cover 2, the refrigerant is prevented from being leaked reversely, the side walls of the two fixing plates 13 are respectively provided with a plurality of sliding holes 15, the sliding holes 15 are used for being inserted with sliding rods 16, the sliding rods 16 are inserted in the sliding holes 15 in a sliding mode, the sliding rods 16 slide in the sliding holes 15, the sliding rods 16 are matched with the sliding holes 15 to maintain the position of the push plate 18, the outer walls of the sliding rods 16 are sleeved with spring fastening 17, the spring fastening 17 is extruded to generate counter-force, the spring fastening 17 pushes the push plate 18 inwards, make the push pedal 18 of both sides inwards extrude and filter 8 to fix the position of filtering 8, also convenient to use person improves this drier-filter's drying efficiency to filtering 8's change, the welding of the one end of slide bar 16 has push pedal 18, and the push pedal 18 of both sides promotes slide bar 16 outwards respectively, and push pedal 18 produces the extrusion to fastening spring 17, is provided with between the lateral wall of push pedal 18 and filters 8.

Furthermore, a coarse metal mesh 9 is arranged on the outer wall of one side of the filter element 8, the coarse metal mesh 9 is close to the air inlet pipe 21, the coarse metal mesh 9 primarily filters impurities in the refrigerant to intercept larger particle impurities in the refrigerant, a fine metal mesh 10 is arranged on the outer wall of the other side of the filter element 8, the fine metal mesh 10 is close to the air outlet pipe 22, the fine metal mesh 10 secondarily filters the impurities in the refrigerant to intercept smaller particle impurities in the refrigerant, and the impurities in the refrigerant are thoroughly removed through twice interception of the fine metal mesh 10 and the coarse metal mesh 9.

Furthermore, a molecular sieve drying agent 11 is arranged between the side wall of the coarse metal net 9 and the side wall of the fine metal net 10, the molecular sieve drying agent 11 has strong adsorbability to water molecules, the molecular sieve drying agent 11 adsorbs water vapor and other gases in the refrigerant to dry the refrigerant, activated carbon 12 is arranged between the side wall of the molecular sieve drying agent 11 and the side wall of the fine metal net 10, and the activated carbon 12 mainly adsorbs harmful gases in the refrigerant, filters out insoluble and adsorbs some soluble impurities, and plays a role in purifying the refrigerant.

Furthermore, a plurality of clamping grooves 19 are formed in the outer wall of one side of the filter element 8, the clamping grooves 19 are used for clamping blocks 20, clamping blocks 20 matched with the clamping grooves 19 are arranged on the outer wall of one side of the push plate 18, the clamping blocks 20 are clamped in the clamping grooves 19, the clamping blocks 20 are matched with the clamping grooves 19 to fix the push plate 18 on the filter element 8, and a user can assemble the barrel body 1 and the end cover 2 conveniently.

Furthermore, one end of one of the end covers 2 is provided with an air inlet pipe 21, the refrigerant enters the cylinder 1 through the air inlet pipe 21, one end of the other end cover 2 is provided with an air outlet pipe 22, and the refrigerant is discharged from the inside of the cylinder 1 through the air outlet pipe 22.

Further, the outer wall of intake pipe 21 and outlet duct 22 is all fixed to be cup jointed and is pressed from both sides cover 23, presss from both sides the position that cover 23 is used for fixed intake pipe 21 and outlet duct 22, and mounting panel 24 has all been welded to the bottom outer wall that two pressed from both sides cover 23, and mounting panel 24 is convenient for press from both sides the installation that overlaps 23, and mounting hole 25 has all been seted up to the front outer wall of two mounting panels 24, and mounting hole 25 is convenient for the installation of mounting panel 24.

The working principle is as follows: when in use, a user firstly clamps a clamping block 20 on a push plate 18 in a clamping groove 19, the clamping block 20 is matched with the clamping groove 19 to fix the push plate 18 on a filter element 8, then the filter element 8 is placed in a barrel body 1 by the user, a spring fastening 17 is sleeved on a sliding rod 16, the user sleeves two end covers 2 at two ends of the barrel body 1, a positioning block 7 is clamped in a positioning groove 6, the positioning block 7 is matched with the positioning groove 6 to position the relative position of the barrel body 1 and the end covers 2, the user connects a fixing bolt 4 in a screw hole 3 in a threaded manner, the bottom end of the fixing bolt 4 is connected in a screw groove 5 in a threaded manner, the fixing bolt 4 is matched with the screw hole 3 and the screw groove 5 to fix the barrel body 1 and the end covers 2 together, sealing rings 14 are arranged at two ends of the barrel body 1, the sliding rod 16 is inserted in a sliding hole 15 in a sliding manner during the process that the end covers 2 are sleeved at the two ends of the barrel body 1, the push plates 18 at two sides respectively push the sliding rod 16 to move outwards, the push plate 18 extrudes the fastening spring 17, the spring fastening 17 generates rebound force by extrusion, the spring fastening 17 pushes the push plate 18 inwards to enable the push plates 18 at two sides to extrude the filter element 8 inwards, thereby fixing the position of the filter element 8 and facilitating the replacement of the filter element 8 by a user, and improving the drying efficiency of the drying filter, when the drying filter is in use, a refrigerant enters the cylinder 1 through the air inlet pipe 21, the coarse metal net 9 firstly primarily filters impurities in the refrigerant, intercepts larger particle impurities in the refrigerant, the molecular sieve drying agent 11 adsorbs water vapor and other gases in the refrigerant, the refrigerant is dried, the active carbon 12 adsorbs harmful gases in the refrigerant, filters out insoluble and adsorbs some soluble impurities, and the fine metal net 10 secondarily filters the impurities in the refrigerant, intercepting small particle impurities in the refrigerant, and thoroughly removing the impurities in the refrigerant through twice interception of the fine metal mesh 10 and the coarse metal mesh 9.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a drier-filter for vehicle, includes barrel (1), its characterized in that, end cover (2) have all been cup jointed to the both ends outer wall of barrel (1), two a plurality of screw (3) have all been seted up to the lateral wall of end cover (2), the inside threaded connection of screw (3) has fixing bolt (4), the both ends outer wall of barrel (1) has all been seted up a plurality of spiral shell groove (5) with fixing bolt (4) looks adaptation, two the inner wall of end cover (2) has all been seted up a plurality of constant head tank (6), the both ends outer wall of barrel (1) all is provided with locating piece (7) with constant head tank (6) looks adaptation, all welds between the inner wall of two end cover (2) fixed plate (13), all is provided with sealing washer (14) between one side outer wall of two fixed plate (13) and the both ends lateral wall of barrel (1), the side walls of the two fixing plates (13) are provided with a plurality of sliding holes (15), sliding rods (16) are inserted into the sliding holes (15) in a sliding mode, the outer walls of the sliding rods (16) are sleeved with spring fastening pieces (17), one ends of the sliding rods (16) are welded with push plates (18), and filter elements (8) are arranged between the side walls of the push plates (18).

2. A filter-drier for vehicles according to claim 1, characterized in that the outer wall of the filter element (8) on one side is provided with a coarse metal mesh (9) and the outer wall of the filter element (8) on the other side is provided with a fine metal mesh (10).

3. Drier filter for vehicles according to claim 2, characterized in that between the side walls of the coarse metal mesh (9) and the fine metal mesh (10) molecular sieve drying agent (11) is arranged, and between the side walls of the molecular sieve drying agent (11) and the fine metal mesh (10) activated carbon (12) is arranged.

4. The filter-drier assembly for vehicles of claim 1, wherein the two filter elements (8) have a plurality of notches (19) formed on the outer wall of one side thereof, and the push plate (18) has a plurality of blocks (20) fitted to the notches (19) formed on the outer wall of one side thereof.

5. A filter-drier for vehicles according to claim 1, wherein one end of one of the end caps (2) is provided with an air inlet pipe (21) and one end of the other end cap (2) is provided with an air outlet pipe (22).

6. The vehicle drying filter of claim 5, wherein the outer walls of the air inlet pipe (21) and the air outlet pipe (22) are fixedly sleeved with jackets (23), mounting plates (24) are welded on the outer walls of the bottoms of the two jackets (23), and mounting holes (25) are formed in the outer walls of the front surfaces of the two mounting plates (24).