CN209244790U

CN209244790U - Air driven pump

Info

Publication number: CN209244790U
Application number: CN201821519468.1U
Authority: CN
Inventors: 周文菊
Original assignee: Worldcom Hi-Tech Pump (tianjin) Ltd By Share Ltd
Current assignee: Worldcom Hi-Tech Pump (tianjin) Ltd By Share Ltd
Priority date: 2018-09-18
Filing date: 2018-09-18
Publication date: 2019-08-13
Anticipated expiration: 2028-09-18

Abstract

The utility model discloses air driven pumps, belong to delivery pump field, including intermediate, it is symmetricly set on the fixed cavity at intermediate both ends, piston rod is coaxially provided in the intermediate, diaphragm is equipped in the fixed cavity, the end of the piston rod is fixedly connected with the diaphragm, the intermediate is equipped with the slide valve that piston rod can be driven to move back and forth along its axis, it is equipped in the fixed cavity and the transfer passage pumped is realized by the diaphragm, the lower end of the transfer passage is connect with outside to pumping device by lower bracket, the upper end of the transfer passage is connected to by upper bracket with external reception device, the intermediate is equipped with gas outlet, the middle part of the upper bracket is equipped with the first manifold in communication, the middle part of the lower bracket is equipped with the second manifold in communication.The utility model performance is stablized, corrosion-resistant, long service life.

Description

Air driven pump

Technical field

The utility model belongs to delivery pump field, is related to air driven pump more particularly to air driven pump.

Background technique

Air driven pump is to use compressed air for power source, for various corrosive liquids, the liquid with particle, high viscosity, Volatile, inflammable, hypertoxic liquid, can be taken out light exhaustion, and being mainly characterized by of this pump is not required to water, can pump The liquid of flowing, and some fluid media (medium)s for having particle can be conveyed, flow can be controlled according to the big freedom in minor affairs of air pressure, lift is adjustable (0-50 meters), bleed pressure, which need only be greater than 1kg/cm2, to work, absolutely fire-proof and explosion-proof, have immersible pump, self priming pump, impurity All functions of pump, canned motor pump, slush pump and many features of conveying machinery.

Because of the pumping requirements of the achievable a variety of media of air driven pump, in addition to the material to air driven pump itself has very high anti-corrosion Erosion demand improves human cost, therefore structure is most important if frequently carrying out care and maintenance.

Utility model content

The purpose of this part be summarize the embodiments of the present invention some aspects and briefly introduce it is some compared with Good embodiment.May be done in this part and the summary of the description of the application and utility model title it is a little simplify or omit with Avoid the purpose for making this part, abstract of description and utility model title fuzzy, and this simplification or omission cannot be used for limiting The scope of the utility model.

The problem of describing in view of the aforementioned technical background proposes the utility model, and therefore, the utility model is wherein One purpose is to provide a kind of air driven pump, and Corrosion Protection is strong, compact-sized, low noise, and the service life in service life is long.

In order to solve the above technical problems, the technical solution adopted in the utility model is: air driven pump, including intermediate, symmetrically The fixed cavity at intermediate both ends is set, piston rod is coaxially provided in the intermediate, is equipped with diaphragm in the fixed cavity, The end of the piston rod is fixedly connected with the diaphragm, and the intermediate, which is equipped with, can drive piston rod back and forth to transport along its axis Dynamic slide valve, interior be equipped with of the fixed cavity realize the transfer passage pumped by the diaphragm, and the lower end of the transfer passage is logical It crosses lower bracket and is connect with outside to pumping device, the upper end of the transfer passage is connected by upper bracket and external reception device Logical, the intermediate is equipped with gas outlet；

The middle part of the upper bracket is equipped with the first manifold in communication, and the middle part of the lower bracket is equipped in communication Second manifold.

Further, the outlet port is equipped with muffler, and guide sleeve is equipped between the piston rod and the intermediate Cylinder, the pilot sleeve are equipped with multiple location holes, and the positioning hole is equipped with graphite powder.

Further, it realizes to lead to by ball sealer and ball seat between the upper bracket and the fixed cavity and close, under described It realizes to lead to by ball sealer and ball seat between bracket and the fixed cavity and close, the ball sealer is located in the ball seat and the two Sealed set under fit-state.

Further, the upper bracket and lower bracket are with respect to the setting symmetrical above and below of the axis of air driven pump, the upper bracket and Lower bracket is integrally formed by polyvinylidene fluoride material.

Further, first manifold includes into first parted hair and the second parted hair of 90 degree of settings, second manifold The axisymmetrical of the intermediate opposite with first manifold is arranged.

Further, first manifold and the second manifold are integrally formed by polyvinylidene fluoride material, and described first It is vertically arranged and is horizontally disposed with separately and perpendicular to the axis of the efferent duct, described second perpendicular to the efferent duct separately Axis setting.

Further, the upper bracket includes efferent duct and is located at the first of the efferent duct both ends and air driven pump solid lock Fixing seat, the efferent duct include second output terminal and the first output end, and the second output terminal is connected to the inside of air driven pump, First output end is connected to external reception device, and the lower bracket includes input pipe, and the both ends of the input pipe are equipped with With the second fixing seat of air driven pump solid lock.

Further, the input pipe includes the second input terminal and first input end, second input terminal and it is external to Vacuumizing part connection, the first input end are connected to the inside of air driven pump, second input terminal and first output End is located at the same side of air driven pump, and the first reinforcing rib is equipped between second fixing seat and input pipe.

Further, the first sealing ring, second fixing seat are equipped between first fixing seat and the efferent duct The second sealing ring is equipped between the input pipe.

Further, the input pipe is equipped with fixed frame far from the side of second fixing seat, and the fixed frame is to remote One end from air driven pump is extended, and the quantity of the fixed frame is two and the relatively described longitudinally central line of input pipe is symmetrical Setting, two fixations are erected between two second fixing seats, and the fixed frame is equipped with solid lock U-type groove, institute It states and is equipped with the second reinforcing rib between fixed frame and the input pipe, described second reinforces being symmetricly set on the two of the fixed frame Side.

Compared with prior art, the utility model has the advantage that as follows with good effect.

1, the utility model controls gas flow by the slide valve being fixed on intermediate, realizes that the left and right of piston rod is reciprocal The alternating movement, it can be achieved that the intracorporal transfer passage of symmetrically arranged lock chamber is moved, the efficiency of pumping is promoted, noise reduction is set Device reduces noise, improves working environment, and upper bracket and lower bracket are symmetrical arranged, the fixation under can more efficiently replacing with Direction promotes the packaging efficiency of fixed installation；

2, the upper bracket and lower bracket being arranged are all made of the integrated molding of polyvinylidene fluoride material, have than polytetrafluoroethylene (PTFE) Higher rigidity and bearing capacity also have high-intensitive and high tenacity under cryogenic conditions, with excellent resist chemical and anti- Hydrolysis property, uvioresistant outstanding and weather-resistant property, good sliding property and wear-resisting property, intrinsic low combustible, electricity Good insulation preformance；

3, the second manifold is set on input pipe, the first manifold, the first manifold and the second manifold pair are set on efferent duct Claim setting, the first manifold includes first parted hair and the second parted hair of 90 degree of settings, meets multiple angles and outputs and inputs installation Demand so that easier for installation quick；

4, the first sealing ring and the second sealing ring are set, promote the sealing between upper bracket and lower bracket and air driven pump respectively Performance；

5, the first reinforcing rib is set, the intensity of the second fixing seat is promoted, the second reinforcing rib is set, the strong of fixed frame is promoted Degree.

Detailed description of the invention

It, below will be to required in embodiment description in order to illustrate more clearly of the technical solution of the utility model embodiment The attached drawing used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the utility model Example, for those of ordinary skill in the art, without any creative labor, can also be according to these attached drawings Obtain other attached drawings.

Fig. 1 is the front view of the utility model air driven pump；

Fig. 2 is the top view of the utility model air driven pump；

Fig. 3 is the perspective view of the explosion of the utility model air driven pump；

Fig. 4 is the schematic diagram of movements of the utility model air driven pump；

Fig. 5 is the structural schematic diagram of the utility model upper bracket and lower bracket use state.

Appended drawing reference:

1- intermediate；11- air inlet；The gas outlet 12-；13- muffler；4- fixed cavity；5- piston rod；6- guide sleeve Cylinder；61- location hole；7- slide valve；8- ball sealer；81- ball seat；82- third sealing ring；9- diaphragm；10- transfer passage；It is propped up under 2- Frame；21- input pipe；The second input terminal of 211-；212- first input end；The second manifold of 23-；The second fixing seat of 24-；241- first Reinforcing rib；25- fixed frame；251-U type groove；The second reinforcing rib of 252-；The second sealing ring of 26-；3- upper bracket；31- efferent duct； The first output end of 311-；The second input terminal of 312-；The first fixing seat of 33-；The first manifold of 34-；341- first is separately；342- Two separately；The first sealing ring of 35-.

Specific embodiment

To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing to this The specific embodiment of utility model is described in detail.

Many details are explained in the following description in order to fully understand the utility model, but this is practical new Type can also be implemented using other than the one described here other way, and those skilled in the art can be without prejudice to this reality With doing similar popularization in the case where novel intension, therefore the utility model is not limited by the specific embodiments disclosed below.

Secondly, the utility model combination schematic diagram is described in detail, when the utility model embodiment is described in detail, for convenient for Illustrate, indicates that the sectional view of device architecture can disobey general proportion and make partial enlargement, and the schematic diagram is example, This should not limit the range of the utility model protection.In addition, the three-dimensional space of length, width and depth should be included in actual fabrication Between size

Again, it should be noted that in the absence of conflict, the spy in the embodiments of the present invention and embodiment Sign can be combined with each other.

In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower", The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result, Feature can explicitly or implicitly include one or more of the features.It is in the description of the present invention, unless another It is described, the meaning of " plurality " is two or more.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition State the concrete meaning of term in the present invention.

To keep the purpose of this utility model, technical solution and advantage clearer, with reference to the accompanying drawing to the utility model Specific embodiment elaborate.

As shown in Figure 1 to 4, air driven pump, including intermediate 1 are symmetricly set on the fixed cavity 4 at 1 both ends of intermediate, in It is coaxially provided with piston rod 5 in mesosome 1, is equipped with diaphragm 9 in fixed cavity 4, the end of piston rod 5 is fixedly connected with diaphragm 9, intermediate Body 1 is equipped with the slide valve 7 that piston rod 5 can be driven to move back and forth along its axis, is equipped in fixed cavity and is pumped by the realization of diaphragm 9 The lower end of transfer passage 10, transfer passage 10 is connect with outside to pumping device by lower bracket 2, and the upper end of transfer passage 10 is logical It crosses upper bracket 3 to be connected to external reception device, intermediate 1 is equipped with gas outlet 12, and slide valve 7 is equipped with air inlet, it is preferable that It realizes to lead to by ball sealer 8 and ball seat 81 between upper bracket 3 and fixed cavity 4 and close, pass through between lower bracket 2 and fixed cavity 4 Ball sealer 8 and ball seat 81 realize to lead to and close that ball sealer 8 is located in ball seat 81 and sealed set under the two fit-state, pass through slide valve 7 The air containment between diaphragm 9 and transfer passage is controlled, realizes the bilateral reciprocation of piston rod 5, piston rod 5 and intermediate 1 It is slidably connected, the reciprocating motion of piston rod 5 drives diaphragm 9 to move, realizes the variation of 10 volume of both ends transfer passage, left and right It is alternating movement in the symmetrically arranged fixed cavity in both ends, by taking the fixed cavity 4 on the right as an example, when being pumped into, diaphragm 9 is in work It is moved downward under the action of stopper rod 5, the cavity of input channel 10 becomes larger, and pressure difference, the sealing of lower end is generated outside ball sealer 7 Ball 7 moves upwards realization and opens, and the ball sealer of upper end is in sealing state, and liquid or gas are pumped into intake line, Diaphragm 9 is changed to move right after moving downward extreme position, carries out pumping out operation, under the action of pressure difference, lower end Ball sealer 7 moves downward closing, and the ball sealer 7 of upper end moves upwards opening, and that completes liquid or gas pumps out state, and both ends are solid Determine 10 alternating movement of transfer passage in cavity 4, promotes pumping efficiency.

The middle part of upper bracket 3 is equipped with the first manifold 34 in communication, and the middle part of lower bracket 2 is equipped in communication second Manifold 23 facilitates multiple angle connecting lines, promotes the efficiency of assembling.

Preferably, 12 end of gas outlet is equipped with muffler 13, reduces the noise of outlet, is conducive to the improvement of operating environment, living Pilot sleeve 6 is equipped between stopper rod 5 and intermediate 1, pilot sleeve 6 is equipped with multiple location holes 61, is equipped with stone in location hole 61 Ink powder, graphite powder have lubricating action, guarantee the smoothness that piston rod 5 moves.

Preferably, as shown in figure 5, the axis setting symmetrical above and below of upper bracket 3 and lower bracket 2 with respect to air driven pump, upper bracket 3 It is integrally formed with lower bracket 2 by polyvinylidene fluoride material, this material has been disclosed in numerous patents, such as the patent No. Are as follows: CN201721216609.8, patent name are the special of " a kind of resistance to high pressure-bearing UV resistant irradiation polyvinylidene fluoride bearing " In benefit, other components using this material are disclosed, network can be retrieved also after being retrieved and is much made using this material Part, therefore a kind of material known to this material, upper bracket 3 and lower bracket 2 be selected in known multiple material it is resistance to Preferably a kind of material carries out integrated formed structure production to corrosive nature, belongs to the structure carried out on the basis of material and changes Into upper bracket 3 includes efferent duct 31 and the first fixing seat 33 for being located at 31 both ends of efferent duct Yu air driven pump solid lock, efferent duct 31 Including second output terminal and the first output end 311, second output terminal is connected to the inside of air driven pump, the first output end 311 with it is outer The reception device in portion is connected to, and the middle part of efferent duct 31 is equipped with the first manifold 34, and the first manifold 34 includes into the first of 90 degree of settings Separately 341 and second separately 342, lower bracket 2 includes input pipe 21, and the both ends of input pipe 21 are equipped with the with air driven pump solid lock Two fixing seats 24, the middle part of input pipe 21 are equipped with the second manifold 23, the axis of the second manifold 23 and the opposite air driven pump of the first manifold 34 Line is symmetrical arranged.

Preferably, input pipe 21 includes the second input terminal 312211 and first input end 212, the second input terminal 312211 It is connect with outside to vacuumizing part, first input end 212 is connected to the inside of air driven pump, the second input terminal 312211 and first Output end 311 is located at the same side of air driven pump, facilitates and is laid out in structure, so that structure is more compact, saves occupied space.

Preferably, the first manifold 34 and the second manifold 23 are integrally formed by polyvinylidene fluoride material, the first parted hair 341 It is vertically arranged and 342 is horizontally disposed with and is arranged perpendicular to the axis of efferent duct 31 separately perpendicular to the axis of efferent duct 31, second, On the basis of outputting and inputting originally, a horizontal mouth and a vertical mouth are increased, multi-angle is met and outputs and inputs Requirement so that different working condition can also have interests installation.

Preferably, it is equipped with the first reinforcing rib 241 between the second fixing seat 24 and input pipe 21, promotes the second fixing seat 24 Fixing intensity.

Preferably, it is equipped with the first sealing ring 35 between the first fixing seat 33 and efferent duct 31, increases upper bracket 3 and air driven pump Between leakproofness, the second sealing ring 26 is equipped between the second fixing seat 24 and input pipe 21, increase lower bracket 2 and air driven pump it Between leakproofness, lift-off seal performance.

Preferably, input pipe 21 is equipped with fixed frame 25 far from the side of the second fixing seat 24, and fixed frame 25 is to far from pneumatic One end of pump is extended, and the quantity of fixed frame 25 is two and the opposite longitudinally central line of input pipe 21 is symmetrical arranged, and two Fixed frame 25 is located between two the second fixing seats 24, and fixed frame 25 is equipped with solid lock U-type groove 251, passes through 251 side of U-type groove Just installation fixation is carried out to lower bracket 2, and adjusts convenient disassembly；It is highly preferred that being equipped between fixed frame 25 and input pipe 21 Second reinforcing rib 252, second reinforces the two sides for being symmetricly set on fixed frame 25, promotes the intensity of fixed frame 25.

During practical operation, upper bracket 3 and lower bracket 2 are separately fixed to the top and bottom of air driven pump, to The medium of suction enters the inside of air driven pump by input pipe 21, because of actual installation space problem, if the of input pipe 21 The inconvenient connecting line of two input terminal 312211, that is attached after being blocked by the second manifold 23, is met different The demand of angle piping connection, efferent duct 31 are connected to external reception device under normal circumstances, by first input end 212, If 212 interconnecting piece of first input end is convenient, it is attached after being blocked to it by the first manifold 34, due to the first discrimination The pipeline of pipe 34 and the second manifold 23 with 90 degree of double parted hairs, therefore can realize two different angle connection types, especially pacifying Under the premise of filling limited space, this structure is more convenient, promotes the efficiency of installation assembling, and upper bracket 3 and lower bracket 2 It is all made of polyvinylidene fluoride, corrosion resistance is strong, meets the needs of different medium suction, long service life, stability height.

It should be noted that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although reference The utility model is described in detail in preferred embodiment, those skilled in the art should understand that, it can be to this reality It is modified or replaced equivalently with novel technical solution, without departing from the spirit and scope of the technical scheme of the present invention, It should all cover in the scope of the claims of the utility model.

Claims

1. air driven pump, it is characterised in that: including intermediate, be symmetricly set on the fixed cavity at intermediate both ends, the intermediate It is inside coaxially provided with piston rod, is equipped with diaphragm in the fixed cavity, the end of the piston rod is fixedly connected with the diaphragm, institute It states intermediate and is equipped with the slide valve that piston rod can be driven to move back and forth along its axis, be equipped in the fixed cavity by the diaphragm Realize the transfer passage pumped, the lower end of the transfer passage is connect with outside to pumping device by lower bracket, the conveying The upper end in channel is connected to by upper bracket with external reception device, and the intermediate is equipped with gas outlet；

2. air driven pump according to claim 1, it is characterised in that: the outlet port is equipped with muffler, the piston rod Pilot sleeve is equipped between the intermediate, the pilot sleeve is equipped with multiple location holes, and the positioning hole is equipped with stone Ink powder.

3. air driven pump according to claim 1, it is characterised in that: by close between the upper bracket and the fixed cavity Blocking and ball seat are realized to lead to and be closed, and are realized to lead to by ball sealer and ball seat between the lower bracket and the fixed cavity and be closed, described Ball sealer is located in the ball seat and sealed set under the two fit-state.

4. air driven pump according to claim 1, it is characterised in that: axis of the upper bracket and lower bracket with respect to air driven pump Setting symmetrical above and below, the upper bracket and lower bracket are integrally formed by polyvinylidene fluoride material.

5. air driven pump according to claim 1, it is characterised in that: first manifold includes into first point of 90 degree of settings Separately, the axisymmetrical of second manifold intermediate opposite with first manifold is arranged head and second.

6. air driven pump according to claim 5, it is characterised in that: first manifold and the second manifold are by gathering inclined difluoro Ethylene material is integrally formed, and first parted hair is vertically arranged and perpendicular to the axis of efferent duct, and the second parted hair level is set It sets and is arranged perpendicular to the axis of the efferent duct.

7. air driven pump according to claim 1, it is characterised in that: the upper bracket includes efferent duct and is located at the output First fixing seat at pipe both ends and air driven pump solid lock, the efferent duct include second output terminal and the first output end, and described Two output ends are connected to the inside of air driven pump, and first output end is connected to external reception device, and the lower bracket includes Input pipe, the both ends of the input pipe are equipped with the second fixing seat with air driven pump solid lock.

8. air driven pump according to claim 7, it is characterised in that: the input pipe includes the second input terminal and the first input End, second input terminal are connect with outside to vacuumizing part, and the first input end is connected to the inside of air driven pump, described Second input terminal and first output end are located at the same side of air driven pump, and the is equipped between second fixing seat and input pipe One reinforcing rib.

9. air driven pump according to claim 8, it is characterised in that: be equipped between first fixing seat and the efferent duct First sealing ring is equipped with the second sealing ring between second fixing seat and the input pipe.

10. air driven pump according to claim 8, it is characterised in that: the input pipe far from second fixing seat one Side is equipped with fixed frame, and the fixed frame is extended to one end far from air driven pump, and the quantity of the fixed frame is two and phase The longitudinally central line of the input pipe is symmetrical arranged, two fixations are erected between two second fixing seats, institute Fixed frame is stated equipped with solid lock U-type groove, the second reinforcing rib is equipped between the fixed frame and the input pipe, described second adds It is symmetricly set on the two sides of the fixed frame by force.