CN206007674U - Anti-blocking suction device - Google Patents

Abstract

The utility model discloses a kind of anti-blocking suction device, including suction tube (1), connection flexible pipe (4) and vacuum extractor (6), and is sequentially connected；Also include filter (7), filter (7) are located between suction tube (1) and connection flexible pipe (4), filter (7) includes filter core (71) and hollow housing (72), filter core (71) is placed in housing (72), connection flexible pipe (4) import is connected with filter core (71), and suction tube (1) is connected with housing (72).This apparatus structure is simple, easy to use.Increase filter (7) between suction tube (1) and connection flexible pipe (4), energy effectively solving connection flexible pipe (4) blockage problem, simultaneously filter core (71) is arranged in housing (72), can not only increase filter area, and debris is difficult to be deposited in suction tube (1) exit and is resulted in blockage.

Description

Anti-blocking suction device

Technical field

The utility model is related to a kind of anti-blocking suction device, belongs to medical instruments field.

Background technology

Medical suction device be for suctioning out hand intraoperative hemorrhage, the content that oozes out in blood, fester and thoracic organ etc., make Surgical field of view understands that reduce opportunities for contamination, the principle of medical suction device is made in pipe in negative using vavuum pump or negative pressure equipment Pressure condition, connection flexible pipe are arranged between connection suction tube and negative pressure equipment.So atmospheric pressure will be by the material outside suction port Extrude to suction tube, bleeding, exudate, fester in operation etc. are inhaled in waste liquid bottle through suction tube.Existing attraction dress Filtered by screen pack in putting, debris are liable to stick on screen pack, blocking suction tube connects the flexible pipe mouth of pipe.And it is existing Screen pack be block structure, filter area is less, once debris are attached to online so that filter area reduce, while Reduce the cross section of passage, be unfavorable for that performed the operation is carried out continuously.

Utility model content

Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, there is provided a kind of effectively anti-blocking and just Anti-blocking suction device in dredging.

The utility model solves the technical scheme adopted by its technical problem：Anti-blocking suction device, including suction tube, even Connect flexible pipe and vacuum extractor, and be sequentially connected, also include filter, the filter be arranged on suction tube and connection flexible pipe it Between, the filter includes that filter core and hollow housing, the filter core are placed in housing, connects inside connection flexible pipe import and filter core Logical, suction tube is connected with housing.

Wherein, filter core described in said apparatus is hollow chondritic, and filter core volume is the 1/2～3/ of vome of shell 4.

Wherein, in said apparatus, filter core is not contacted with inner walls.

Wherein, also include bellows in said apparatus, described bellows one end is connected with filter core, the other end be connected flexible pipe Connection.

Wherein, in said apparatus suction tube Way out with to be connected flexible pipe import direction vertical.

Wherein, cone-shaped tube of the suction tube for size header structure in said apparatus, suction tube small end is entrance point, on suction tube Dredging pipe is provided with, dredging pipe is communicated with inside suction tube, dredging pipe is 10～25 ° with the big end angle of suction tube, dredging pipe pipe Mouth is provided with dismountable closeouts.

Further, in said apparatus, suction tube taper is 1:10～1:15.

Wherein, collecting vessel is provided between connection flexible pipe in said apparatus, and collecting vessel is connected with inside hose is connected.

The beneficial effects of the utility model are：This apparatus structure is simple, and easy to operate, cost of manufacture is cheap.Using Cheng Zhong, need to only be linked in sequence pipe fitting, open vacuum extractor, you can use.This device is set between suction tube and connection flexible pipe Filter is equipped with, this structure energy effectively solving connects flexible pipe blockage problem, while filter core is arranged in housing, can not only increase Big filter area so that pressure is equal everywhere outside filter core so that debris are easily dispersed in filter core outer wall, heavier debris deposition In housing so that debris are difficult to be deposited in suction tube exit and result in blockage.

Description of the drawings

Fig. 1 is the utility model structural representation.

It is labeled as in figure：1 is suction tube, and 2 is dredging pipe, and 3 is closeouts, and 4 is connection flexible pipe, and 5 is collecting vessel, and 6 is negative Pressure attractor, 7 is filter, and 71 is filter core, and 72 is housing, and 8 is bellows.

Specific embodiment

With reference to the accompanying drawings and detailed description the utility model is further illustrated.

As shown in figure 1, the anti-blocking suction device of the utility model, including suction tube 1, connection flexible pipe 4 and vacuum extractor 6, And be sequentially connected, also include that filter 7, the filter 7 are arranged between suction tube 1 and connection flexible pipe 4, the filter 7 Including filter core 71 and hollow housing 72, the filter core 71 is placed in housing 72, is connected inside connection 4 import of flexible pipe and filter core 71 Logical, suction tube 1 is connected with housing 72.It will be appreciated to those of skill in the art that the filter core 71 described in this device can be intercepted Debris, while can also make liquid communication.In use, need to only be linked in sequence pipe fitting, open vacuum extractor 6, you can make With.This device is provided with filter 7 between suction tube 1 and connection flexible pipe 4, and this structure energy effectively solving connection flexible pipe 4 is blocked up Plug problem, while filter core 71 is arranged in housing 72, can not only increase filter area so that pressure everywhere outside filter core 71 Equal so that debris are easily dispersed in 71 outer wall of filter core, heavier debris are piled up in housing 72 so that debris are difficult to be deposited in suction 1 exit of skirt results in blockage.

Preferably, filter core 71 described in said apparatus is hollow chondritic, and 71 volume of filter core is 72 volume of housing 1/2～3/4.It will be appreciated to those of skill in the art that the further preferred filter core 71 of this device is hollow ellipsoid, increase The filter area of big filter core 71, while 71 volume of filter core is the 1/2～3/4 of 72 volume of housing, is ensureing 71 larger filtration of filter core In the case of area so that partly there is gap between filter core 71 and housing 72, the debris produced in operation can be piled up, will not Block filter core 71.

Preferably, in said apparatus, filter core 71 is not contacted with 72 inwall of housing.It will be appreciated to those of skill in the art that This device is that further preferred filter core 71 is not contacted with 72 inwall of housing.This structure is caused in the operation that suction tube 1 flows out The debris mobility of generation more preferably, is difficult to pile up blocking being deposited between housing 72 and filter core 71 so that 71 filter area of filter core Maximum is always, is easy to that performed the operation to be carried out continuously.

Preferably, also include in said apparatus that bellows 8,8 one end of the bellows are connected with filter core 71, the other end and company Connect flexible pipe 4 to connect.It will be appreciated to those of skill in the art that in actual use, vacuum extractor 6 works and causes in operation The debris of generation form certain negative pressure in pipeline from sucking-off in vivo, and debris are in the presence of this pressure differential to filter core 71 There is certain shock.Bellows 8 is provided between the further preferred filter core 71 of the utility model and connection flexible pipe 4 so that filter core 71 The impact of debris can be buffered, junction is protected, while filter core 71 can be vibrated under debris impact so that be attached on filter core 71 Part debris fall in housing 72, increase aisle spare so that attract effect more preferable.

Preferably, in said apparatus, suction tube 1 exports and is connected 4 import of flexible pipe and is vertically arranged.Those skilled in the art's energy Enough it is understood by, this device is the outlet of preferred suction tube 1 and be connected 4 import of flexible pipe and be vertically arranged so that debris are difficult to pile up Export in suction tube 1, attract effect more preferable.

Preferably, cone-shaped tube of the suction tube 1 for size header structure in said apparatus, 1 small end of suction tube is entrance point, attracts Dredging pipe 2 is provided with pipe 1, and dredging pipe 2 is communicated with inside suction tube 1, dredging pipe 2 and 1 big end angle of suction tube be 10～ 25 °, 2 mouth of pipe of dredging pipe is provided with dismountable closeouts 3.It will be appreciated to those of skill in the art that dredging pipe 2 should be located Outside human body, it is easy to use.The taper suction tube 1 of concentric reducer so that medium is preferable in Bottomhole pressure, while in suction tube 1 On be provided with dredging pipe 2, when suction tube 1 is blocked, the closeouts 3 for opening 2 mouth of pipe of dredging pipe are dredged, after the completion of dredging i.e. Closeouts 3 can be loaded onto, has been saved.Dredging pipe 2 is 10～25 ° with 1 stub end angle of suction tube, side Just dredging part enters suction tube 1 and carries out dredging operation, is arranged on the closeouts 3 of 2 mouth of pipe of dredging pipe and can play sealing well Effect, suction tube 1 are disposable material, and connection flexible pipe 4 is transparent material, and above-mentioned angle can be with the increase of the taper of suction tube 1 And reduce, being easy to dredging part more preferably to enter suction tube 1 carries out dredging operation.

Preferably, in said apparatus, 1 taper of suction tube is 1:10～1:15.It will be appreciated to those of skill in the art that Suction tube 1 is tapered tube configuration so that mobility is preferable, therefore it is 1 that device is 1 taper of preferred suction tube:10～1:15 so that 1 in-out end size of suction tube is more or less the same, and taper is 1:10～1:15 cause impurity mobility in suction tube 1 more preferable.Can enter One step suction tube, 1 entrance point is arcuate structure, and actually used 1 entrance point of middle suction tube directly can be connect with tissue and organ etc. Touch, 1 entrance point of suction tube is set to arcuate structure, contact area is increased, it is to avoid sharp 1 entrance point of suction tube is to human body Wound.

Preferably, collecting vessel 5 is provided between connection flexible pipe 4 in said apparatus, collecting vessel 5 connects with being connected inside flexible pipe 4 Logical.It will be appreciated to those of skill in the art that the impurity produced in operation is under gravity, the larger impurity meeting of proportion The bottom of connection flexible pipe 4 is deposited on, when 5 position of collecting vessel is reached, is directly fallen in collecting vessel 5, further reduced to collecting The blocking of the connection flexible pipe 4 after bucket 5, while collecting vessel 5 is easy to observation therefore preferably transparent material.

Claims (8)

1. anti-blocking suction device, including suction tube (1), connection flexible pipe (4) and vacuum extractor (6), and is sequentially connected, its feature It is：Also include that filter (7), filter (7) are arranged between suction tube (1) and connection flexible pipe (4), the filter (7) include that filter core (71) and hollow housing (72), filter core (71) are placed in housing (72), connection flexible pipe (4) import and Connection inside filter core (71), suction tube (1) are connected with housing (72).

2. anti-blocking suction device as claimed in claim 1, it is characterised in that：Filter core (71) are hollow chondritic, And filter core (71) volume is the 1/2～3/4 of housing (72) volume.

3. anti-blocking suction device as claimed in claim 1 or 2, it is characterised in that：Filter core (71) is not connect with housing (72) inwall Touch.

4. anti-blocking suction device as claimed in claim 1 or 2, it is characterised in that：Also include bellows (8), the bellows (8) one end is connected with filter core (71), and the other end is connected with flexible pipe (4) is connected.

5. anti-blocking suction device as claimed in claim 1, it is characterised in that：Suction tube (1) Way out be connected flexible pipe (4) Import direction is vertical.

6. anti-blocking suction device as claimed in claim 1, it is characterised in that：Cone-shaped tube of the suction tube (1) for size header structure, Suction tube (1) small end is entrance point, is provided with dredging pipe (2), dredging pipe (2) and the internal phase of suction tube (1) on suction tube (1) Logical, dredging pipe (2) is 10～25 ° with suction tube (1) end angle greatly, and dredging pipe (2) mouth of pipe is provided with dismountable closeouts (3).

7. anti-blocking suction device as claimed in claim 6, it is characterised in that：Suction tube (1) taper is 1:10～1:15.

8. anti-blocking suction device as claimed in claim 1, it is characterised in that：Collecting vessel is provided between connection flexible pipe (4) (5), collecting vessel (5) is connected with being connected inside flexible pipe (4).