CN207212440U

CN207212440U - Grain catcher

Info

Publication number: CN207212440U
Application number: CN201720903218.7U
Authority: CN
Inventors: 罗万祥; 唐平权
Original assignee: Shenzhen City Best Purification Equipment Ltd Co
Current assignee: Shenzhen City Best Purification Equipment Ltd Co
Priority date: 2017-07-24
Filing date: 2017-07-24
Publication date: 2018-04-10
Anticipated expiration: 2027-07-24

Abstract

The utility model discloses a kind of grain catcher, including：Filtration supports, the first shell, second housing and clip, first shell are coated on the outside of the filtration supports, and the hoop sleeve is in the outside wall surface of first shell and the second housing joint.The utility model proposes grain catcher the first shell and second housing are fixedly connected with by clip realize following 3 beneficial effects：First, yoke configurations are simple, and cost is cheap, so as to reduce the production cost of grain catcher；Secondly, yoke configurations are easy for installation and removal, and then can facilitate and filtration supports are fitted into grain catcher or taken out from grain catcher；Finally, yoke configurations can the shell of banding first and second housing, so as to ensure that the good sealing property of grain catcher.

Description

Grain catcher

Technical field

Field of exhaust gas purification is the utility model is related to, more particularly to a kind of grain catcher.

Background technology

Substantial amounts of particulate matter is included in the tail gas of diesel engine, in order to reduce pollution of the tail gas to air, most of bavins Oil turbine is equipped with DPF (Diesel Particulate Filter, grain catcher), the core parts of grain catcher It is the filtration supports for filtering motor exhaust, after filtration supports use a period of time, can be accumulated inside filtration supports big The dust of amount, it is therefore desirable to original DPF carriers are pulled down to the filtration supports more renewed or are continuing with after original vector is regenerated. However, grain catcher of the prior art complex operation, use to user when changing filtration supports bring inconvenience.

Utility model content

Main purpose of the present utility model is to propose a kind of grain catcher, it is intended to is convenient for changing the filtering of grain catcher Carrier.

To achieve the above object, the utility model proposes grain catcher, including：Filtration supports；First shell, cladding In the outside of the filtration supports, described first shell one end offers air inlet, and the other end is formed with for the filtration supports The first installation loaded is open；Second housing, it is open with the second installation docked with the described first installation opening, described second Shell is away from the open side of the described second installation formed with gas outlet；And clip, the hoop sleeve is outside described first To connect first shell and the second housing in the outside wall surface of shell and the second housing joint.

Preferably, the clip includes：Outer garter spring, two be oppositely arranged to construct are set in the annular of disconnection certainly By holding, a connection lug is formed on two free ends respectively；Inner bushing ring, include the trough plate of multiple curved settings, institute The cross section for stating trough plate is set in distance in the big V-type of bottom osculum, internal face of multiple trough plates along the outer garter spring； And locking member, wear the connection lug and close up the outer garter spring to latch.

Preferably, the outer garter spring is divided into the first outer hoop semi-ring and second by the plane that the two connection lugs are in contact Outer hoop semi-ring, the trough plate are provided with even number, trough plate described in even number be symmetrically disposed in the first outer hoop semi-ring and On the internal face of the second outer hoop semi-ring.

Preferably, first shell is provided with the first location division adjacent to the outside wall surface of the joint, outside described second Shell is provided with the second location division adjacent to the outside wall surface of the joint, and the trough plate adaptation loads first location division and institute The second location division is stated, with when the outer garter spring lock closes up, the first shell and second housing described in the inner bushing ring banding.

Preferably, first location division and second location division include two spaced annular flanges, and two The annular groove for housing the trough plate is formed between the annular flange.

Preferably, the grain catcher also includes the first seal washer, and first seal washer is located at described first Between shell and the second housing.

Preferably, first shell includes the first cladding section being detachably connected and the second cladding section；The particle is caught Storage also includes buffer unit, and for the buffer unit in the described first cladding section, the filtration supports are located at described second Coat in section；Side of the first cladding section away from the described second cladding section is formed with the air inlet, second cladding It is open that side of the section away from the described first cladding section forms first installation.

Preferably, the clip is provided with two, and a clip is detachably connected outside first shell and described second Shell, another clip are detachably connected the first cladding section and the second cladding section.

Preferably, the grain catcher also includes the second seal washer, and second seal washer is located at described first Coat between section and the second cladding section.

Preferably, the second housing includes the exhaust fume collecting hood in hollow truncated cone-shaped setting, and horizontal with the exhaust fume collecting hood The connected smoke exhaust pipe in the less side in section, side of the smoke exhaust pipe away from the exhaust fume collecting hood is formed with the gas outlet, institute It is open formed with the described second installation to state the larger side in exhaust fume collecting hood cross section.

The utility model proposes grain catcher the first shell and second housing are fixedly connected with by clip, this is outside first Filtration supports are installed, in this way, realizing following 3 beneficial effects in shell：First, yoke configurations are simple, and cost is cheap, from And reduce the production cost of grain catcher；Secondly, yoke configurations are easy for installation and removal, and then can facilitate and carry filtering Body is fitted into grain catcher or taken out from grain catcher；Finally, yoke configurations being capable of and second peace open in the first installation Fill the open shell of junction banding first and second housing, so as to ensure that the shell of grain catcher first and second housing it Between good sealing property.

Brief description of the drawings

, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.

Fig. 1 is the main structure diagram of the embodiment of the utility model grain catcher one；

Fig. 2 is the dimensional structure diagram of grain catcher in Fig. 1；

Fig. 3 is the dimensional structure diagram of clip in Fig. 2；

Drawing reference numeral explanation：

Label	Title	Label	Title
				100	Filtration supports	310	Gas outlet
200	First shell	320	Second location division
				300	Second housing	410	Inner bushing ring
400	Clip	420	Outer garter spring
				500	First seal washer	430	Locking member
600	Second seal washer	211	Air inlet
				700	Buffer unit	221	First location division
210	First cladding section	411	Trough plate
				220	Second cladding section

Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only part of the embodiment of the present utility model, rather than all Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise Lower obtained every other embodiment, belong to the scope of the utility model protection.

If it is to be appreciated that related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding, Afterwards ...), then directionality instruction be only used for explain it is relative between each part under a certain particular pose (as shown in drawings) Position relationship, motion conditions etc., if the particular pose changes, directionality instruction also correspondingly changes therewith.

If, should " first ", " the in addition, relate to the description of " first ", " second " etc. in the utility model embodiment Two " etc. description is only used for describing purpose, and it is not intended that instruction or implying its relative importance or implicit indicating meaning The quantity of the technical characteristic shown.Thus, " first " is defined, the feature of " second " can express or implicitly include at least one Individual this feature.In addition, the technical scheme between each embodiment can be combined with each other, but must be with ordinary skill Personnel can be implemented as basis, and this technical side is will be understood that when the combination appearance of technical scheme is conflicting or can not realize The combination of case is not present, also not within the protection domain of the requires of the utility model.

The utility model proposes a kind of grain catcher, it is intended to is convenient for changing the filtration supports of grain catcher.

In the embodiment of the utility model one, as shown in figure 1, the grain catcher includes：Outside filtration supports 100, first Shell 200, second housing 300 and clip 400, wherein, the first shell 200 is coated on the outside of the filtration supports 100, described The one end of first shell 200 offers air inlet, and the other end is open formed with the first installation loaded for the filtration supports 100； Second housing 300 have with open the second installation opening dock of the described first installation, the second housing 300 is away from described the The open side of two installations is formed with gas outlet；The clip 400 is sheathed on first shell 200 and the second housing To connect first shell 200 and the second housing 300 in the outside wall surface of 300 joints.

Load the first shell 200 because first installation of the filtration supports 100 through the first shell 200 is open, and normally make Linked together with open the second installation opening with second housing 300 of the first installation of the first shell 200 under state, in order to Enough facilitate the connection and separation of the first shell 200 and second housing 300, and then facilitate the installation of filtration supports 100, this patent leads to Cross clip 400 and be fixedly connected with the first shell 200 and second housing 300, the first shell 200 and are fixedly connected with by clip 400 Two shells 300 at least have the advantages that：First, clip 400 is simple in construction, and cost is cheap；Secondly, the structure of clip 400 It is easy for installation and removal, and then can facilitates and filtration supports 100 are taken out to or loaded the first shell 200 from the first shell 200； Finally, the structure of clip 400 can be in the first shell of junction banding 200 and second that the first installation is open and the second installation is open Shell 300, so as to ensure that there is preferable sealing between the first shell 200 and second housing 300.

The structure of this patent clip 400 is elaborated in conjunction with Fig. 2 and Fig. 3.The clip 400 that this patent proposes wraps Include：Inner bushing ring 410, outer garter spring 420 and locking member 430, wherein, inner bushing ring 410 includes the trough plate of multiple curved settings 411, internal face of multiple trough plates 411 along the outer garter spring 420 is set in distance to reserve the deformation of inner bushing ring 410 sky Between, the cross section of the trough plate 411 is in the big V-type of bottom osculum to be fixedly connected with the first shell 200 and second housing simultaneously 300；The outer garter spring 420 is set in the outside of the inner bushing ring 410, and the outer garter spring 420 is set with structure in the annular disconnected Two free ends being oppositely arranged are produced, a connection lug is formed respectively on two free ends；The locking member 430 wears described Connection lug closes up the outer garter spring 420 to latch, and then latches and close up inner bushing ring 410 with by outside the first shell 200 and second Shell 300 closely snaps together.

Trough plate 411 can be easily driven to close up locking when outer garter spring 420 lock closes up for convenience, this patent one is real Apply and even number trough plate 411 is provided with example, and even number trough plate 411 is symmetrically set up separately on internal face.Specifically, two institute State the plane that connection lug is in contact and the outer garter spring 420 is divided into the first outer hoop semi-ring and the second outer hoop semi-ring, even number institute Trough plate 411 is stated to be symmetrically disposed on the internal face of the first outer hoop semi-ring and the second outer hoop semi-ring.It so, it is possible The lock of inner bushing ring 410 is facilitated to close up, and then be fastened and connected the first shell 200 and second housing 300.

Can closely it be connected with the first shell 200 and second housing 300 in order that obtaining clip 400, first shell 200 The outside wall surface of the neighbouring joint is provided with the first location division 221, outer wall of the second housing 300 adjacent to the joint Face is provided with the second location division 320, and the adaptation of trough plate 411 loads first location division and second location division, with When the outer lock of garter spring 420 closes up, the first shell 200 and second housing 300 described in the banding of the inner bushing ring 410.Due to Two side walls of trough plate 411 are respectively embedded into the first location division 221 and the second location division 320, in this way, outside clip 400 and first Being fixedly connected between shell 200 and second housing 300 is more close.

Specifically, as shown in Fig. 2 first location division 221 and second location division 320 are set including two intervals The annular flange put, the annular groove for housing the trough plate 411 is formed between two annular flanges.The trough plate 411 Two side walls are adapted to connection with an annular groove respectively, and then be fastened and connected the first shell 200 and second housing 300.

Sealing after being fastened in view of the first shell 200 with the locking of second housing 300, the grain catcher also include First seal washer 500, first seal washer 500 are located between first shell 200 and the second housing 300. In this way, after the locking of clip 400 fastens the first shell 200 and second housing 300, first seal washer 500 can ensure the Sealing between one shell 200 and second housing 300.

The structure of the first shell of this patent 200 is elaborated in conjunction with Fig. 2, first shell 200 includes removable The the first cladding section 210 and second for unloading connection coats section 220；Wherein, the second cladding 220 cylindrical setting of section, both ends are all provided with There is opening, the first cladding 210 cylindrical setting of section, one end is formed with opening, and the other end is formed with air inlet 211.Specifically, Filtration supports 100 are arranged in the second cladding section 220, and the second cladding section 220 forms institute close to the open of the second housing 300 State the first installation opening；The grain catcher also includes buffer unit 700, and the buffer unit 700 is arranged on the first cladding In section 210, the first cladding section 210 is spacious formed with loading for buffer unit 700 close to one end of the second cladding section 220 Mouthful, end of the first cladding section 210 away from the second cladding section 220 is formed with the air inlet 211.

Due to being provided with buffer unit 700 in the second cladding section 220, what the buffer unit 700 can flow into air inlet 211 Tail gas enters row buffering, and the tail gas after buffering flows into filtration supports 100 again, in this way, the filter effect of filtration supports 100 is more preferable.

Section 220, and then convenient installation or removal filtration supports are coated in order to facilitate the cladding section 210 and second of dismounting first 100, in the present embodiment, the first cladding section 210 is fixedly connected with the second cladding section 220 also by clip 400, the tool of clip 400 Body structure described in each embodiment, will not be repeated here as described above.

The sealing after the locking of section 220 fastens is coated in view of the first cladding section 210 and second, the grain catcher is also Including the second seal washer 600, second seal washer 600 coats section 220 located at the described first cladding section 210 and institute second Between.In this way, after the locking of clip 400 fastens the first cladding cladding section 220 of section 210 and second, the energy of the second seal washer 600 Enough ensure that the first cladding section 210 and second coats the sealing between section 220.

The structure of the first shell of this patent 200 is elaborated in conjunction with Fig. 2, the second housing 300 is included in sky The exhaust fume collecting hood that heart circular cone shape is set, and the smoke exhaust pipe being connected with the less side in exhaust fume collecting hood cross section, the smoke evacuation Side of the pipe away from the exhaust fume collecting hood is formed formed with the gas outlet 310, the larger side in the exhaust fume collecting hood cross section State the second installation opening.Because second housing 300 is set in circular cone shape, the first shell 200 of relatively cylindrical setting, the Two shells 300 more save material.

Preferred embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model, Every equivalent structure change under inventive concept of the present utility model, made using the utility model specification and accompanying drawing content Change, or directly/be used in other related technical areas indirectly and be included in scope of patent protection of the present utility model.

Claims

A kind of 1. grain catcher, it is characterised in that including：

Filtration supports；

First shell, the outside of the filtration supports is coated on, described first shell one end offers air inlet, and the other end is formed There is the first installation opening loaded for the filtration supports；

Second housing, have with open the second installation opening dock of the described first installation, the second housing is away from described the The open side of two installations is formed with gas outlet；And

Clip, the hoop sleeve is in the outside wall surface of first shell and the second housing joint to connect described the One shell and the second housing.
2. grain catcher as claimed in claim 1, it is characterised in that the clip includes：

Outer garter spring, two free ends being oppositely arranged with constructing are set in the annular of disconnection, distinguished on two free ends Form a connection lug；

Inner bushing ring, includes the trough plate of multiple curved settings, and the cross section of the trough plate is more in the big V-type of bottom osculum Internal face of the individual trough plate along the outer garter spring is set in distance；And

Locking member, wear the connection lug and close up the outer garter spring to latch.
3. grain catcher as claimed in claim 2, it is characterised in that the plane that the two connection lugs are in contact is by described in Outer garter spring is divided into the first outer hoop semi-ring and the second outer hoop semi-ring, and the trough plate is provided with even number, trough plate pair described in even number It is arranged on the internal face of the first outer hoop semi-ring and the second outer hoop semi-ring with claiming.
4. grain catcher as claimed in claim 2, it is characterised in that outer wall of first shell adjacent to the joint Face is provided with the first location division, and the second housing is provided with the second location division, the groove adjacent to the outside wall surface of the joint Shape plate adaptation loads first location division and second location division, with when the outer garter spring lock closes up, the liner Hoop tight first shell and second housing.
5. grain catcher as claimed in claim 4, it is characterised in that first location division and second location division are equal Including two spaced annular flanges, the annular groove for housing the trough plate is formed between two annular flanges.
6. grain catcher as claimed in claim 1, it is characterised in that the grain catcher also includes the first sealing gasket Circle, first seal washer are located between first shell and the second housing.
7. the grain catcher as described in any one in claim 1 to 6, it is characterised in that first shell includes can First cladding section of dismantling connection and the second cladding section；The grain catcher also includes buffer unit, and the buffer unit is set In in the described first cladding section, the filtration supports are in the described second cladding section；The first cladding section is away from described the The side of two cladding sections forms described formed with the air inlet, side of the second cladding section away from the described first cladding section First installation is open.
8. grain catcher as claimed in claim 7, it is characterised in that the clip is provided with two, and a clip is removable Unload and connect first shell and the second housing, another clip is detachably connected the first cladding section and described the Two cladding sections.
9. grain catcher as claimed in claim 8, it is characterised in that the grain catcher also includes the second sealing gasket Circle, second seal washer is between the described first cladding section and the second cladding section.
10. the grain catcher as described in any one in claim 1 to 6, it is characterised in that the second housing is including being in The exhaust fume collecting hood of hollow truncated cone-shaped setting, and the smoke exhaust pipe being connected with the less side in exhaust fume collecting hood cross section, the row Side of the smoke pipe away from the exhaust fume collecting hood is formed with the gas outlet, and the larger side in the exhaust fume collecting hood cross section is formed with described Second installation is open.