CN214403969U

CN214403969U - Gear pump with anti-blocking function for suction inlet and discharge outlet

Info

Publication number: CN214403969U
Application number: CN202120129128.3U
Authority: CN
Inventors: 沈耀兴; 童瑛
Original assignee: Wuxi Diou Machinery Manufacturing Co ltd
Current assignee: Wuxi Diou Machinery Manufacturing Co ltd
Priority date: 2021-01-18
Filing date: 2021-01-18
Publication date: 2021-10-15
Anticipated expiration: 2031-01-18

Abstract

The utility model discloses a gear pump that function was prevented blockking up by sunction inlet and discharge port, which comprises a pump body, the pump body is including locating the shell in the outside and a pair of locating the inside gear of shell, one side of the pump body is equipped with the suction pipe way, the opposite side of the pump body is equipped with the discharge pipe way, the suction pipe way with the front end of discharge pipe way is connected with filters anti-blocking device, it is the box to filter anti-blocking device, the inside bottom of box is equipped with the draw-in groove, be equipped with the filter screen in the draw-in groove, the card is established under the filter screen the draw-in groove, be equipped with the spout on the inside both sides wall of box, the slip is equipped with the screen frame between the spout, the box top corresponds the filter screen has been seted up two clearly and has been drawn the mouth. In this way, the utility model discloses can install at sunction inlet and discharge port department and filter and prevent stifled device, carry out the isolation filtration before the pump body is inside at liquid, keep apart the waste residue debris in the pump body outside, avoid inside emergence to block up.

Description

Gear pump with anti-blocking function for suction inlet and discharge outlet

Technical Field

The utility model relates to a gear pump field especially relates to a gear pump that possesses sunction inlet and discharge port and prevent blockking up function.

Background

Gear pumps are rotary pumps that deliver or pressurize fluid by virtue of the change in working volume and movement created between a pump cylinder and a meshing gear. Two gears, pump body and front and back covers form two closed spaces, when the gears rotate, the space on the gear disengagement side becomes larger from smaller to larger to form vacuum to suck liquid, and the space on the gear engagement side becomes smaller from larger to smaller to squeeze liquid into the pipeline. The suction chamber and the discharge chamber are separated by a meshing line of two gears. The pressure at the discharge of the gear pump is entirely dependent on the amount of resistance at the pump outlet. Traditional gear pump lacks prefilter before liquid carries out the pump body, and impurity and waste residue are smugglied secretly easily to liquid, take place easily after leading-in pump body is inside to block up.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the main technical problem who solves provides a gear pump that possesses sunction inlet and discharge port and prevent blockking up function can locate the installation at sunction inlet and discharge port and filter and prevent stifled device, keeps apart the filtration before liquid carries out pump body inside, keeps apart waste residue debris in the pump body outside, avoids inside emergence to block up.

In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a gear pump that possesses suction inlet and discharge port and prevent blockking up function, includes the pump body, the inside confined space that forms of the pump body, the pump body includes the shell that locates the outside and a pair of gear that locates the shell is inside, driving gear and driven gear intermeshing, wear to be equipped with the gear shaft in driving gear and the driven gear respectively, the outside of gear shaft all supports and is equipped with the bearing frame, one side of pump body is equipped with the suction line, the opposite side of pump body is equipped with discharge line, suction line with discharge line's front end all is connected with and filters anti-blocking device, two one end of filtering anti-blocking device respectively with suction line with discharge line connects, two the other end of filtering anti-blocking device is equipped with suction inlet and discharge port respectively, it is a box to filter anti-blocking device, the rear end of box with the suction line the discharge line passes through bolt fixed connection, the inside of box is the filter chamber, the inside bottom of box is equipped with the draw-in groove, from the front to back equidistance is arranged and is equipped with a plurality of filter screens in the draw-in groove, and is a plurality of the filter screen all is vertical form setting, the lower extreme card of filter screen is established it is fixed to form in the draw-in groove, symmetry and vertical spout, two on the inside both sides wall of box slide from top to bottom between the spout and be equipped with the screen frame, the filter screen is installed in the screen frame, the top of box corresponds the filter screen has been seted up two and has been clearly drawn the mouth, two it has the end cover to clearly draw mouthful department to articulate, and the laminating of end cover lower extreme outside is equipped with sealed rubber ring.

In a preferred embodiment of the present invention, the filter net is guided out of the box body after sliding upwards in the sliding groove, and at least two filter nets are detachably disposed in the filter net frame.

In a preferred embodiment of the present invention, a through hole is formed at a junction of the box body and the suction pipe and a junction of the box body and the discharge pipe.

In a preferred embodiment of the present invention, a viewing port is disposed on one side of the filtering anti-blocking device.

The utility model has the advantages that: the utility model discloses compare traditional gear pump, locate to install at sunction inlet and discharge port and filter and prevent stifled device, keep apart before liquid carries out pump body inside and filter, keep apart waste residue debris in the pump body outside, avoid inside taking place to block up to can be timely through detachable design will filter and prevent that the filter screen in the stifled device is changed, avoid influencing the filter effect.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:

FIG. 1 is a schematic structural view of a gear pump with a suction inlet and a discharge outlet anti-clogging function according to a preferred embodiment of the present invention;

the parts in the drawings are numbered as follows: 1. a pump body; 2. a housing; 3. a driving gear; 4. a driven gear; 5. a suction duct; 6. a discharge conduit; 7. a filtration anti-clogging device; 8. a box body; 9. a card slot; 10. filtering with a screen; 11. a chute; 12. and cleaning the opening.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1, an embodiment of the present invention includes:

a gear pump with suction inlet and discharge outlet anti-blocking functions comprises a pump body 1, wherein a closed space is formed inside the pump body 1, the pump body 1 comprises a shell 2 arranged on the outer side and a pair of gears arranged inside the shell 2, namely a driving gear 3 and a driven gear 4, the driving gear 3 is meshed with the driven gear 4, gear shafts are respectively arranged in the driving gear 3 and the driven gear 4 in a penetrating manner, bearing seats are respectively supported and arranged on the outer sides of the gear shafts, a suction pipeline 5 is arranged on one side of the pump body 1, a discharge pipeline 6 is arranged on the other side of the pump body 1, the front ends of the suction pipeline 5 and the discharge pipeline 6 are respectively connected with a filtering anti-blocking device 7, one ends of the two filtering anti-blocking devices 7 are respectively connected with the suction pipeline 5 and the discharge pipeline 6, and the other ends of the two filtering anti-blocking devices 7 are respectively provided with a suction inlet and a discharge outlet, filter and prevent stifled device 7 and be a box 8, box 8 the rear end with inhale pipeline 5 discharge tube 6 passes through bolt fixed connection, box 8's inside is the filter chamber, box 8's inside bottom is equipped with draw-in groove 9, arrange from the front to the back equidistance in draw-in groove 9 and be equipped with a plurality of filter screens 10, it is a plurality of filter screen 10 all is vertical form setting, filter screen 10's lower extreme card is established form fixedly in draw-in groove 9, symmetry and vertical spout 11, two on box 8's the inside both sides wall the spout 11 between the spout is slided from top to bottom and is equipped with the screen frame, filter screen 10 installs in the screen frame, box 8's top corresponds filter screen 10 has been seted up two and has been clearly mouthful 12, two clearly draw mouthful 12 department of digging and articulate there is the end cover, and the laminating is equipped with the sealing rubber ring in the end cover lower extreme outside.

In addition, the filter screen 10 is in derive after upwards sliding in the spout 11 outside the box 8, the filter screen 10 is two at least and all dismantles the formula and locates in the screen frame.

In addition, through holes are arranged at the joints of the box body 8, the suction pipeline 5 and the discharge pipeline 6.

In addition, one side of the filtering anti-blocking device 7 is provided with an observation port.

The utility model discloses an operating principle is the inside enclosure space that forms of the pump body 1, and the pump body 1 is including locating the shell 2 in the outside and a pair of inside gear of locating shell 2, driving gear 3 and driven gear 4 promptly, driving gear 3 and driven gear 4 intermeshing wear to be equipped with the gear shaft in driving gear 3 and the driven gear 4 respectively, and the outside of gear shaft all supports and is equipped with the bearing frame, and one side of the pump body 1 is equipped with suction line 5, and the opposite side of the pump body 1 is equipped with discharge line 6.

The front ends of the suction pipeline 5 and the discharge pipeline 6 are both connected with a filtering anti-blocking device 7, one side of the filtering anti-blocking device 7 is provided with an observation port for conveniently observing the condition of an internal filter screen, one ends of the two filtering anti-blocking devices 7 are respectively connected with the suction pipeline 5 and the discharge pipeline 6, the other ends of the two filtering anti-blocking devices 7 are respectively provided with a suction port and a discharge port, the filtering anti-blocking device 7 is a box body 8, the joint of the box body 8 and the suction pipeline 5 and the discharge pipeline 6 is provided with a through hole, the rear end of the box body 8 is fixedly connected with the suction pipeline 5 and the discharge pipeline 6 through bolts, the inside of the box body 8 is a filter chamber, the bottom inside of the box body 8 is provided with a clamping groove 9, a plurality of filter screens 10 are equidistantly arranged from front to back in the clamping groove 9 for filtering liquid entering the pump body 1 and isolating waste residues and impurities therein, the plurality of filter screens 10 are all vertically arranged, the lower extreme card of filter screen 10 establishes and forms fixedly in draw-in groove 9, filter screen 10 is outside deriving box 8 after upwards sliding in spout 11, filter screen 10 is at least for two and all dismantlement formula locate in the screen frame, it changes screen frame slip department box 8 outward through spout 11 when filter screen 10 needs to be changed, guarantee the filter effect, symmetry and vertical spout 11 that is equipped with on the inside both sides wall of box 8, it is equipped with the screen frame to slide from top to bottom between two spout 11, filter screen 10 installs in the screen frame, box 8's top corresponds filter screen 10 and has seted up two clear mouths 12 of drawing, be convenient for in time clear up inside filter screen 10 and filter chamber, two clear mouths 12 of drawing articulate have the end cover, the laminating of end cover lower extreme outside is equipped with the seal rubber ring.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.

Claims

1. A gear pump with suction inlet and discharge outlet anti-blocking functions comprises a pump body and is characterized in that a closed space is formed inside the pump body, the pump body comprises a shell arranged on the outer side and a pair of gears, namely a driving gear and a driven gear, arranged inside the shell, the driving gear and the driven gear are meshed with each other, gear shafts are respectively arranged in the driving gear and the driven gear in a penetrating manner, bearing seats are respectively arranged on the outer sides of the gear shafts in a supporting manner, a suction pipeline is arranged on one side of the pump body, a discharge pipeline is arranged on the other side of the pump body, the front ends of the suction pipeline and the discharge pipeline are respectively connected with filtering anti-blocking devices, one ends of the two filtering anti-blocking devices are respectively connected with the suction pipeline and the discharge pipeline, the other ends of the two filtering anti-blocking devices are respectively provided with a suction inlet and a discharge outlet, the utility model discloses a filter anti-blocking device, including box, discharge pipe, filter, anti-blocking device, the rear end of box with the suction pipe the discharge pipe passes through bolt fixed connection, the inside of box is the filter chamber, the inside bottom of box is equipped with the draw-in groove, the equidistance is arranged from the front to the back in the draw-in groove and is equipped with a plurality of filter screens, and is a plurality of the filter screen all is vertical form setting, the lower extreme card of filter screen is established it is fixed to form in the draw-in groove, symmetry and vertical spout, two on the inside both sides wall of box slide from top to bottom between the spout and be equipped with the screen frame, the filter screen is installed in the screen frame, the top of box corresponds the filter screen has been seted up two and has been clearly drawn the mouth, two clearly draw mouthful department articulated end cover that has, and the laminating of end cover lower extreme outside is equipped with sealed rubber ring.

2. The gear pump with the function of preventing blockage of the suction inlet and the discharge outlet according to claim 1, wherein the filter screens slide upwards in the chute and then are led out of the box body, and at least two filter screens are detachably arranged in the filter screen frame.

3. The gear pump with the function of preventing blockage of the suction port and the discharge port as claimed in claim 1, wherein a through hole is formed at a joint of the box body, the suction pipeline and the discharge pipeline.

4. The gear pump with the function of preventing blockage of the suction port and the discharge port as claimed in claim 1, wherein a viewing port is opened at one side of the filtering blockage prevention device.