CN207647746U - A kind of Pneumatic type double-diaphragm pump - Google Patents

Abstract

The utility model discloses a kind of Pneumatic type double-diaphragm pumps, including the pump housing and bolt, the bottom of the pump housing is communicated with inlet tube, it is communicated with outlet tube at the top of the pump housing, the top of the inlet tube and outlet tube has been bolted to connection seal closure, it is fixedly connected with motor on the right side of the seal closure, the shaft of the motor runs through seal closure and extends to the inner cavity of seal closure, one end fixing sleeve that the shaft of the motor is located at seal cover cavity is equipped with first bevel gear, and the top movable of the seal cover cavity is connected with screwed pipe.The utility model threaded rod drives baffle to move up and down, the setting of baffle can stop the liquid of outlet tube inner cavity, controllable register changes the size of outlet tube bore positioned at the depth of outlet tube inner cavity, to adjust the size of outlet tube fluid flow, preferably liquid can be conveyed, the applicability of diaphragm pump is improved, the use of people is convenient for.

Description

A kind of Pneumatic type double-diaphragm pump

Technical field

The utility model is related to Pneumatic type double-diaphragm pump technical field, specially a kind of Pneumatic type double-diaphragm pump.

Background technology

Pneumatic diaphragm pump is a kind of novel conveyer tool, uses compressed air for power source, for various corrosive liquids, Liquid with particle, high viscosity, volatile, inflammable, hypertoxic liquid can be taken out light exhaustion, be widely used in every profession and trade, Product quality is well received, and being mainly characterized by of this pump is not required to water, can pump the liquid of flowing and convey Runny medium, suction is high, absolutely fire-proof and explosion-proof, with immersible pump, self priming pump, transh pump, canned motor pump, slush pump one Cut function and many features of conveying machinery, Pneumatic type double-diaphragm pump belongs to one kind of diaphragm pump, twin-diaphragm pump inlet tube and goes out The fluid flow of liquid pipe cannot be adjusted, and cannot preferably be conveyed to liquid, reduced the applicability of diaphragm pump, be not easy to people Use.

Utility model content

The purpose of this utility model is to provide a kind of Pneumatic type double-diaphragm pump, having can be to inlet tube and outlet tube liquid The advantages of body flow is adjusted, inlet tube and outlet tube fluid flow cannot be adjusted by solving Pneumatic type double-diaphragm pump The problem of.

To achieve the above object, the utility model provides the following technical solutions：A kind of Pneumatic type double-diaphragm pump, including the pump housing And bolt, the bottom of the pump housing are communicated with inlet tube, are communicated with outlet tube at the top of the pump housing, the inlet tube and go out liquid The top of pipe has been bolted to connection seal closure, and motor is fixedly connected on the right side of the seal closure, the motor Shaft is through seal closure and extends to the inner cavity of seal closure, and one end fixation that the shaft of the motor is located at seal cover cavity is arranged There are first bevel gear, the top movable of the seal cover cavity to be connected with screwed pipe, the surface of the screwed pipe is arranged with second Bevel gear, the first bevel gear are engaged with second bevel gear, and the thread in inner cavity of the screwed pipe is connected with threaded rod, the spiral shell The bottom of rasp bar extends to the inner cavity of seal closure, and the bottom of the threaded rod is connected with baffle, and the bottom of the baffle is passed through It pierces into liquid pipe and extends to the inner cavity of inlet tube, the both sides of the baffle and be fixedly connected with limit positioned at the inner cavity of seal closure Plate.

Preferably, the both sides of the feed liquor bottom of the tube have been fixedly connected with mounting plate, and the bottom of the mounting plate offers Mounting hole.

Preferably, it is provided with gasket between the seal closure and outlet tube, the top of the gasket and seal closure Bottom contacts, and is contacted at the top of the bottom of the gasket and outlet tube.

Preferably, it is provided with sealing shroud between the baffle and outlet tube, seal closure is extended at the top of the sealing shroud Inner cavity, the bottom of the sealing shroud extends to the inner cavity of outlet tube.

Preferably, the both sides of the seal cover cavity offer sliding slot, and side of the limiting plate far from baffle is fixed It is connected with slide bar, the one end of the slide bar far from limiting plate extends to the inner cavity of sliding slot.

Compared with prior art, the beneficial effects of the utility model are as follows：

1, the utility model is matched by motor, first bevel gear, screwed pipe, second bevel gear, threaded rod and baffle It closes, screwed pipe can be made to rotate, by screwed pipe and shaft, threaded rod be made to move up and down, threaded rod drives on baffle The setting of lower movement, baffle can stop the liquid of outlet tube inner cavity controllable register is located at the depth of outlet tube inner cavity Change the size of outlet tube bore, to adjust the size of outlet tube fluid flow, preferably liquid can be conveyed, The applicability of diaphragm pump is improved, the use of people is convenient for.

2, the utility model enhances the leakproofness between seal closure and outlet tube by the setting of gasket, sealing shroud Setting can be sealed between baffle and outlet tube, and the liquid of outlet tube inner cavity is avoided to penetrate into the inner cavity of seal closure, screw thread It is provided with bearing between pipe and seal closure, is convenient for the rotation of screwed pipe, first bevel gear can be made to be engaged with second bevel gear tightly It is close, the phenomenon that avoiding the occurrence of de- tooth, support can be balanced limiting plate by the setting of sliding slot and slide bar, be convenient for limiting plate It is vertically movable, by the setting of mounting plate and mounting hole convenient for installation is fixed to diaphragm pump.

Description of the drawings

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the connection structure schematic cross-sectional view of the utility model outlet tube and seal closure.

In figure：1 pump housing, 2 inlet tubes, 3 outlet tubes, 4 bolts, 5 seal closures, 6 motors, 7 first bevel gears, 8 screwed pipes, 9 Second bevel gear, 10 threaded rods, 11 baffles, 12 limiting plates, 13 mounting plates, 14 mounting holes, 15 gaskets, 16 sealing shrouds, 17 are slided Slot, 18 slide bars.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

- 2 are please referred to Fig.1, a kind of Pneumatic type double-diaphragm pump, including the pump housing 1 and bolt 4, the bottom of the pump housing 1 are communicated with feed liquor The top of pipe 2, the pump housing 1 is communicated with outlet tube 3, and the both sides of 2 bottom of inlet tube have been fixedly connected with mounting plate 13, mounting plate 13 Bottom offers mounting hole 14, by the setting of mounting plate 13 and mounting hole 14 is convenient for that installation, feed liquor is fixed to diaphragm pump The top of pipe 2 and outlet tube 3 is fixedly connected with seal closure 5 by bolt 4, and sealing is provided between seal closure 5 and outlet tube 3 The top of pad 15, gasket 15 is contacted with the bottom of seal closure 5, and the bottom of gasket 15 is contacted with the top of outlet tube 3, is passed through The setting of gasket 15 enhances the leakproofness between seal closure 5 and outlet tube 3, and the right side of seal closure 5 is fixedly connected with motor 6, the shaft of motor 6 runs through seal closure 5 and extends to the inner cavity of seal closure 5, and the shaft of motor 6 is located at the one of 5 inner cavity of seal closure Fixing sleeve is held to be equipped with first bevel gear 7, the top movable of 5 inner cavity of seal closure is connected with screwed pipe 8, and the surface of screwed pipe 8 is arranged There are second bevel gear 9, first bevel gear 7 to be engaged with second bevel gear 9, bearing is provided between screwed pipe 8 and seal closure 5, just In the rotation of screwed pipe 8, the phenomenon that first bevel gear 7 can be made to be engaged with second bevel gear 9 closely, avoid the occurrence of de- tooth, spiral shell The thread in inner cavity of line pipe 8 is connected with threaded rod 10, and the bottom of threaded rod 10 extends to the inner cavity of seal closure 5, the bottom of threaded rod 10 Portion is connected with baffle 11, and the bottom of baffle 11 is through inlet tube 2 and extends to the inner cavity of inlet tube 2, baffle 11 and goes out liquid Sealing shroud 16 is provided between pipe 3, the top of sealing shroud 16 extends to the inner cavity of seal closure 5, and the bottom of sealing shroud 16 extends to The setting of the inner cavity of outlet tube 3, sealing shroud 16 can be sealed between baffle 11 and outlet tube 3, avoid 3 inner cavity of outlet tube Liquid penetrate into the inner cavity of seal closure 5, the both sides of baffle 11 and be fixedly connected with limiting plate 12 positioned at the inner cavity of seal closure 5, The both sides of 5 inner cavity of seal closure offer sliding slot 17, and side of the limiting plate 12 far from baffle 11 is fixedly connected with slide bar 18, slide bar 18 one end far from limiting plate 12 extend to the inner cavity of sliding slot 17, can be to limiting plate 12 by the setting of sliding slot 17 and slide bar 18 It is balanced support, convenient for the vertically movable of limiting plate 12, passes through motor 6, first bevel gear 7, screwed pipe 8, second bevel gear 9, threaded rod 10 and baffle 11 are coordinated, and screwed pipe 8 can be made to rotate, and are coordinated by screwed pipe 8 and threaded rod 10, are made screw thread Bar 10 moves up and down, and threaded rod 10 drives baffle 11 to move up and down, the setting of baffle 11 can to the liquid of 3 inner cavity of outlet tube into Row blocking, controllable register 11 changes the size of 3 bore of outlet tube positioned at the depth of 3 inner cavity of outlet tube, to adjust outlet tube 3 The size of fluid flow can preferably convey liquid, improve the applicability of diaphragm pump, be convenient for the use of people.

In use, the shaft by motor 6 drives first bevel gear 7 to rotate, first bevel gear 7 drives second bevel gear 9 Rotation, second bevel gear 9 drive screwed pipe 8 to rotate, threaded rod 10 are made to move up and down, and threaded rod 10 drives and moved down on baffle 11 Dynamic, controllable register 11 changes the size of 3 bore of outlet tube positioned at the depth of 3 inner cavity of outlet tube, to adjust 3 liquid of outlet tube The size of flow.

In summary：The Pneumatic type double-diaphragm pump, by motor 6, first bevel gear 7, screwed pipe 8, second bevel gear 9, The cooperation of threaded rod 10 and baffle 11, inlet tube and outlet tube fluid flow cannot be adjusted by solving Pneumatic type double-diaphragm pump The problem of section.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of Pneumatic type double-diaphragm pump, including the pump housing（1）And bolt（4）, it is characterised in that：The pump housing（1）Bottom connect It is connected with inlet tube（2）, the pump housing（1）Top be communicated with outlet tube（3）, the inlet tube（2）And outlet tube（3）Top Pass through bolt（4）It is fixedly connected with seal closure（5）, the seal closure（5）Right side be fixedly connected with motor（6）, the electricity Machine（6）Shaft run through seal closure（5）And extend to seal closure（5）Inner cavity, the motor（6）Shaft be located at seal closure （5）One end fixing sleeve of inner cavity is equipped with first bevel gear（7）, the seal closure（5）The top movable of inner cavity is connected with screwed pipe （8）, the screwed pipe（8）Surface be arranged with second bevel gear（9）, the first bevel gear（7）With second bevel gear（9）It nibbles It closes, the screwed pipe（8）Thread in inner cavity be connected with threaded rod（10）, the threaded rod（10）Bottom extend to seal closure （5）Inner cavity, the threaded rod（10）Bottom be connected with baffle（11）, the baffle（11）Bottom run through inlet tube （2）And extend to inlet tube（2）Inner cavity, the baffle（11）Both sides and be located at seal closure（5）Inner cavity be fixedly connected with There is limiting plate（12）.

2. a kind of Pneumatic type double-diaphragm pump according to claim 1, it is characterised in that：The inlet tube（2）The two of bottom Side has been fixedly connected with mounting plate（13）, the mounting plate（13）Bottom offer mounting hole（14）.

3. a kind of Pneumatic type double-diaphragm pump according to claim 1, it is characterised in that：The seal closure（5）With outlet tube （3）Between be provided with gasket（15）, the gasket（15）Top and seal closure（5）Bottom contact, the gasket （15）Bottom and outlet tube（3）Top contact.

4. a kind of Pneumatic type double-diaphragm pump according to claim 1, it is characterised in that：The baffle（11）With outlet tube （3）Between be provided with sealing shroud（16）, the sealing shroud（16）Top extend to seal closure（5）Inner cavity, the sealing shroud （16）Bottom extend to outlet tube（3）Inner cavity.

5. a kind of Pneumatic type double-diaphragm pump according to claim 1, it is characterised in that：The seal closure（5）The two of inner cavity Side offers sliding slot（17）, the limiting plate（12）Far from baffle（11）Side be fixedly connected with slide bar（18）, the cunning Bar（18）Far from limiting plate（12）One end extend to sliding slot（17）Inner cavity.