CN211598965U

CN211598965U - Diaphragm pump with multiple inlets and outlets

Info

Publication number: CN211598965U
Application number: CN201922393115.2U
Authority: CN
Inventors: 叶茂钦; 叶成川
Original assignee: Shanghai Hao Yang Pump Manufacturing Co ltd
Current assignee: Shanghai Hao Yang Pump Manufacturing Co ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-09-29
Anticipated expiration: 2029-12-24

Abstract

The utility model relates to a diaphragm pump of many imports and exports, including the reciprocating pump body, the equal rigid coupling in both sides of the reciprocating pump body has the side cap, the equal vertical rigid coupling in upper and lower both sides of side cap has branch liquid pipe, all is provided with the liquid flow pipe between the corresponding branch liquid pipe of two side caps, the equal rigid coupling in both ends of liquid flow pipe has the business turn over liquid pipe one with liquid flow pipe intercommunication, the middle part of liquid flow pipe still rotates the movable tube that is connected with liquid flow pipe intercommunication, the middle part rigid coupling of movable tube has the business turn over liquid pipe two with the movable tube intercommunication, business turn over liquid pipe one all is provided with the enclosed construction that can seal business turn over liquid pipe one and business turn over liquid pipe two with the tip of business. The utility model discloses have a plurality of business turn over liquid mouths, be convenient for be suitable for different use operating modes, simple to operate's effect.

Description

Diaphragm pump with multiple inlets and outlets

Technical Field

The utility model belongs to the technical field of the technique of diaphragm pump and specifically relates to a diaphragm pump of many imports and exports is related to.

Background

Diaphragm pumps are a more particular form of positive displacement pump. It relies on the back and forth movement of a diaphragm to vary the volume of the working chamber to draw in and expel fluid. The pneumatic diaphragm pump mainly comprises a transmission part and a diaphragm cylinder head. The transmission part is a driving mechanism for driving the diaphragm to swing back and forth, and the transmission form of the driving mechanism comprises mechanical transmission, hydraulic transmission, pneumatic transmission and the like, wherein the hydraulic transmission is widely applied. The working part of the diaphragm pump mainly comprises a crank connecting rod mechanism, a plunger, a hydraulic cylinder, a diaphragm, a pump body, a suction valve, a discharge valve and the like, wherein a driving mechanism consisting of the crank connecting rod, the plunger and the hydraulic cylinder is very similar to a reciprocating plunger pump.

The prior Chinese utility model patent with reference to the grant publication No. CN202690386U discloses a diaphragm pump, which comprises a first chamber, a second chamber and an air valve device, wherein the first chamber and the second chamber are connected through a piston rod cavity, a piston rod is arranged in the piston rod cavity, pistons are arranged at two ends of the piston rod, and the pistons are diaphragm sheets and are correspondingly positioned in the first chamber and the second chamber; an air inlet hole and an air outlet hole are arranged in the first cavity and the second cavity, the air outlet hole is connected with an air valve device, and an air outlet is correspondingly arranged on the air valve device; an air inlet device is arranged on the air inlet hole, and an air inlet is correspondingly arranged on the air inlet device; the air valve device is arranged on the outer surface of the diaphragm pump at a position corresponding to the air outlet hole. The first cavity and the second cavity are respectively provided with a liquid inlet hole and a liquid outlet hole, the two liquid outlet holes are respectively connected with two liquid outlet pipes, and the same two liquid inlet holes are respectively connected with the two liquid inlet pipes; the utility model has the advantages that: simple structure has reduced the cost of manufacture, and the theory of operation is simple and convenient simultaneously, need not professional operation.

When the pneumatic diaphragm pump is used, the direction of the discharge port is not adjustable, so that the pneumatic diaphragm pump is difficult to install and inconvenient to use in some cases, and a device for changing the flowing direction of a medium needs to be additionally installed, so that the use cost is greatly increased, and the pneumatic diaphragm pump is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a diaphragm pump of many imports and exports has a plurality of business turn over liquid mouths, is convenient for be suitable for different use operating modes, simple to operate's advantage.

The above object of the present invention is achieved by the following technical solutions:

the utility model provides a diaphragm pump of importing and exporting more, includes the reciprocating pump body, the equal rigid coupling in both sides of the reciprocating pump body has the side cap, the equal vertical rigid coupling in upper and lower both sides of side cap has branch liquid pipe, all is provided with liquid flow pipe between the corresponding branch liquid pipe of two side caps, the equal rigid coupling in both ends of liquid flow pipe has the business turn over liquid pipe one with liquid flow pipe intercommunication, liquid flow pipe's middle part still rotates the movable tube that is connected with liquid flow pipe intercommunication, the middle part rigid coupling of movable tube has the business turn over liquid pipe two with the movable tube intercommunication, business turn over liquid pipe one all is provided with the enclosed construction that can seal business turn over liquid pipe one and business turn over liquid pipe two with business turn over liquid.

Through adopting above-mentioned technical scheme, the during operation can use the business turn over liquid pipe one or business turn over liquid pipe two that correspond according to the demand of using, then open the enclosed construction who corresponds business turn over drain pipe one or business turn over liquid pipe two, can use, in addition, because the movable tube can rotate for flowing liquid pipe, therefore two that advance the drain pipe also can be applicable to the connection of the global 360 degrees directions of ware, convenient to use.

The utility model discloses further set up to: the equal rigid coupling in both ends of activity pipe has the ring of inserting, the equal rigid coupling in the position that the liquid flow pipe can the butt in the activity pipe has the jack that can insert the ring of inserting, the inner peripheral surface rigid coupling of jack has a plurality of rotation sealing washer that can the butt in inserting the ring.

Through adopting above-mentioned technical scheme, the insert ring through adopting rotates with the jack to be connected, can be convenient for the rotation of movable tube, and the rotation sealing washer of adoption can guarantee the sealing of movable tube and movable tube.

The utility model discloses further set up to: the global still rigid coupling of flowing liquid pipe has the holding ring, a plurality of locating holes have evenly been seted up as the center to the axis that the holding ring used the holding ring, one side rigid coupling that the activity pipe is close to flowing liquid pipe has the backup pad, it is connected with the slide bar to slide in the backup pad, still the cover is equipped with the normality and can promotes the slide bar and insert the spring of locating in the locating hole down on the slide bar.

Through adopting above-mentioned technical scheme, the during operation can rotate the movable tube, promotes through the spring and inserts the slide bar of locating in each locating hole and fix a position the holding ring to can accomplish the movable tube and fix a position for the rotation of flowing liquid pipe.

The utility model discloses further set up to: the closed structure comprises a plug which is in threaded connection with the outer end of the liquid inlet and outlet pipe I or the outer end of the liquid inlet and outlet pipe II.

Through the technical scheme, the adopted blockage can conveniently realize the sealing or opening of the liquid inlet and outlet pipe I or the liquid inlet and outlet pipe II, and the use is convenient.

The utility model discloses further set up to: the periphery of the plug is rotatably connected with a first rotating ring, the periphery of the first liquid inlet and outlet pipe or the periphery of the second liquid inlet and outlet pipe is rotatably connected with a second rotating ring, and the first rotating ring and the corresponding second rotating ring are fixedly connected with a connecting chain.

Through adopting above-mentioned technical scheme, the connecting link that uses is blockking up and is dismantled the back from business turn over liquid pipe one or business turn over liquid pipe two, can be through connecting link connection swivel ring one and swivel ring two to prevent to block up the loss.

The utility model discloses further set up to: the middle part of the plug is provided with a cylindrical closed groove, the inner peripheral surface of the closed groove is provided with internal threads, and the outer peripheral surfaces of the liquid inlet and outlet pipe I and the liquid inlet and outlet pipe II are fixedly provided with external threads matched with the internal threads.

Through adopting above-mentioned technical scheme, the dismantlement or the installation that the realization that internal thread and external screw thread adopted can be convenient blockked up.

The utility model discloses further set up to: and a sealing gasket which can be abutted against the end part of the liquid inlet and outlet pipe I or the end part of the liquid inlet and outlet pipe II is fixedly connected to the inner bottom surface of the sealing groove.

Through adopting above-mentioned technical scheme, sealed that can further realization advance drain pipe and jam through the sealed pad that adopts.

To sum up, the utility model discloses a beneficial technological effect does:

1. in addition, the movable pipe can rotate relative to the liquid flowing pipe, so that the liquid inlet and outlet pipe II can be also suitable for the connection of the peripheral surface of the device in the 360-degree direction, and the use is convenient;

2. the movable pipe can rotate conveniently by adopting the rotary connection of the inserting ring and the inserting hole, and the sealing of the movable pipe and the movable pipe can be ensured by adopting the rotary sealing ring;

3. during operation, the positioning ring can be rotated, the sliding rod inserted into each positioning hole is pushed by the spring to position the positioning ring, and therefore the movable pipe can be positioned in a rotating mode relative to the liquid flow pipe.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic diagram of the structure of the jack of the present invention.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 1.

In the figure, 1, a reciprocating pump body; 11. a side cover; 12. a liquid separating pipe; 2. a liquid flow pipe; 21. a first liquid inlet and outlet pipe; 22. a movable tube; 221. inserting a ring; 222. a positioning ring; 223. positioning holes; 23. a jack; 231. a seal ring; 24. a liquid inlet pipe and a liquid outlet pipe II; 25. a support plate; 251. a slide bar; 252. a baffle ring; 253. a spring; 26. a second rotating ring; 3. blocking; 31. closing the groove; 32. a gasket; 33. rotating the ring I; 34. and connecting the chains.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a diaphragm pump of importing and exporting more, including the reciprocating pump body 1, the equal rigid coupling in both sides of the reciprocating pump body 1 has side cap 11, and the equal vertical rigid coupling in upper and lower both sides of side cap 11 has branch liquid pipe 12, all is provided with flow pipe 2 between the corresponding branch liquid pipe 12 of both sides cap 11, and the equal rigid coupling in both ends of flow pipe 2 has into drain pipe 21, and a business turn over liquid pipe 21 all communicates with flow pipe 2.

Referring to fig. 1 and 2, the middle portion of the fluid tube 2 is further rotatably connected with the movable tube 22, the movable tube 22 is coaxial with the fluid tube 2, two ends of the movable tube 22 are fixedly connected with insertion rings 221 coaxial with the movable tube 22, two ends of the fluid tube 2 corresponding to the movable tube 22 are provided with insertion holes 23, the insertion rings 221 at two ends of the movable tube 22 can be inserted into the insertion holes 23 of the fluid tube 2, rotary sealing rings 231 are further fixedly connected between the inner circumferential surface of the insertion holes 23 and the outer circumferential surface of the insertion rings 221, so that the sealing performance of the movable tube 22 and the fluid tube 2 is ensured, the middle portion of the movable tube 22 is further fixedly connected with a fluid inlet tube 24 and a fluid outlet tube 24, the axes of the fluid inlet tube 24 and the movable tube 22 are perpendicular to each other, and the fluid inlet tube 24 and the fluid. The end parts of the liquid inlet and outlet pipe I21 and the liquid inlet and outlet pipe II 24 are respectively provided with a sealing structure capable of sealing the liquid inlet and outlet pipe I21 and the liquid inlet and outlet pipe II 24. During operation, can use business turn over liquid pipe 21 or business turn over liquid pipe two 24 that correspond according to the demand of using, then open the enclosed construction who corresponds business turn over liquid pipe 21 or business turn over liquid pipe two 24, can use, in addition, because movable tube 22 can rotate for flowing liquid pipe 2, therefore advance liquid pipe two 24 also can be applicable to the connection of the global 360 degrees directions of ware, convenient to use.

Referring to fig. 2 and 3, a positioning ring 222 is further fixedly connected to the circumferential surface of the fluid tube 2, a plurality of positioning holes 223 are uniformly formed in the positioning ring 222 by taking the axis of the fluid tube 2 as the center, a support plate 25 is fixedly connected to one side of the movable tube 2 close to the movable tube 22, a slide bar 251 is slidably connected to the support plate 25, the axis direction of the slide bar 251 is parallel to the axis direction of the fluid tube 2, stop rings 252 are fixedly connected to two sides of the slide bar 251 corresponding to the support plate 25, a spring 253 is further sleeved on the slide bar 251, one end of the spring 253 abuts against the support plate 25, the other end of the spring 253 abuts against the stop ring 252 at one end of the support bar close to the positioning ring 222, and in a normal state, the. In operation, the positioning ring 222 can be rotated, and the sliding rod inserted into each positioning hole 223 is pushed by the spring 253 to position the positioning ring 222, so that the movable tube 22 can be rotatably positioned relative to the fluid tube 2.

The closed structure comprises a plug 3 arranged at the outer end of the liquid inlet and outlet pipe I21 or the liquid inlet and outlet pipe II 24. The middle part of the plug 3 is provided with a cylindrical sealing groove 31, the sealing groove 31 and the plug 3 are coaxially arranged, the inner peripheral surface of the sealing groove 31 is provided with an internal thread, the outer peripheral surfaces of the first liquid inlet and outlet pipe 21 and the second liquid inlet and outlet pipe 24 are fixedly provided with external threads, the sealing of the first liquid inlet and outlet pipe 21 and the plug 3 or the sealing of the second liquid inlet and outlet pipe 24 and the plug 3 can be realized by mutually matching the external threads and the internal threads, the inner bottom surface of the sealing groove 31 is fixedly connected with a sealing gasket 32, the peripheral surface of the plug 3 is rotatably connected with a first rotating ring 33, the peripheral surface of the first liquid inlet and outlet pipe 21 or the peripheral surface of the second liquid inlet and outlet pipe 24 is rotatably connected with a second rotating ring 26, and the. The adopted plug 3 can conveniently realize the sealing or the opening of the liquid inlet and outlet pipe I21 or the liquid inlet and outlet pipe II 24, and the adopted sealing gasket 32 can further realize the sealing of the liquid inlet and outlet pipe and the plug 3. The used connecting chain 34 can connect the first rotating ring 33 and the second rotating ring 26 through the connecting chain 34 after the plug 3 is detached from the first liquid inlet and outlet pipe 21 or the second liquid inlet and outlet pipe 24, thereby preventing the plug 3 from being lost.

The implementation principle of the embodiment is as follows: during operation, can use corresponding business turn over liquid pipe 21 or business turn over liquid pipe two 24 according to the demand of using, then open the enclosed construction that corresponds business turn over liquid pipe 21 or business turn over liquid pipe two 24, can use, in addition, because movable tube 22 can rotate for liquid pipe 2, therefore advance two of liquid pipe also can be applicable to the connection of the 360 degrees directions of the global of ware, in addition, the rotational positioning ring 222, promote through spring 253 and insert the slide bar of locating in each locating hole 223 and fix a position the locating ring 222, thereby can accomplish the rotational positioning of movable tube 22 for liquid pipe 2.

The adopted plug 3 can conveniently realize the sealing or the opening of the liquid inlet and outlet pipe I21 or the liquid inlet and outlet pipe II 24, and the adopted sealing gasket 32 can further realize the sealing of the liquid inlet and outlet pipe and the plug 3. The used connecting chain 34 can connect the first rotating ring 33 and the second rotating ring 26 through the connecting chain 34 after the plug 3 is detached from the first liquid inlet and outlet pipe 21 or the second liquid inlet and outlet pipe 24, thereby preventing the plug 3 from being lost.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a diaphragm pump of many imports and exports, includes reciprocating pump body (1), the equal rigid coupling in both sides of reciprocating pump body (1) has side cap (11), the equal vertical rigid coupling in upper and lower both sides of side cap (11) has branch liquid pipe (12), all is provided with between the corresponding branch liquid pipe (12) of both sides lid (11) and flows liquid pipe (2), its characterized in that: the equal rigid coupling in both ends of flowing liquid pipe (2) has business turn over liquid pipe (21) with flowing liquid pipe (2) intercommunication, the middle part of flowing liquid pipe (2) still rotates and is connected with activity pipe (22) with flowing liquid pipe (2) intercommunication, the middle part rigid coupling of activity pipe (22) has business turn over liquid pipe two (24) with activity pipe (22) intercommunication, the tip of business turn over liquid pipe (21) and business turn over liquid pipe two (24) all is provided with can seal the enclosed construction who advances liquid pipe (21) and business turn over liquid pipe two (24).

2. A multi-inlet-outlet diaphragm pump according to claim 1, wherein: the both ends of activity pipe (22) all the rigid coupling have insert ring (221), fluid pipe (2) can the butt all the rigid coupling in the position of activity pipe (22) have jack (23) that can insert and establish insert ring (221), the inner peripheral surface rigid coupling of jack (23) has a plurality of can butt in the rotation sealing washer (231) of inserting ring (221).

3. A multi-inlet-outlet diaphragm pump according to claim 1, wherein: the periphery of the liquid flow pipe (2) is further fixedly connected with a positioning ring (222), the positioning ring (222) is uniformly provided with a plurality of positioning holes (223) by taking the axis of the positioning ring (222) as the center, one side, close to the liquid flow pipe (2), of the movable pipe (22) is fixedly connected with a supporting plate (25), the supporting plate (25) is connected with a sliding rod (251) in a sliding mode, and a spring (253) capable of pushing the sliding rod (251) to be inserted into the positioning holes (223) in a normal state is further sleeved on the sliding rod (251).

4. A multi-inlet-outlet diaphragm pump according to claim 1, wherein: the sealing structure comprises a plug (3) which is in threaded connection with the outer end of the liquid inlet and outlet pipe I (21) or the outer end of the liquid inlet and outlet pipe II (24).

5. A multi-inlet-outlet diaphragm pump according to claim 4, wherein: the periphery of jam (3) rotates and is connected with swivel becket one (33), the periphery that advances drain pipe one (21) or business turn over liquid pipe two (24) rotates and is connected with swivel becket two (26), swivel becket one (33) and the equal rigid coupling of corresponding swivel becket two (26) have connecting chain (34).

6. A multi-inlet-outlet diaphragm pump according to claim 4, wherein: the middle part of the plug (3) is provided with a cylindrical closed groove (31), the inner circumferential surface of the closed groove (31) is provided with internal threads, and the outer circumferential surfaces of the liquid inlet and outlet pipe I (21) and the liquid inlet and outlet pipe II (24) are fixedly provided with external threads matched with the internal threads.

7. A multi-inlet-outlet diaphragm pump according to claim 6, wherein: and a sealing gasket (32) which can be abutted against the end part of the liquid inlet and outlet pipe I (21) or the liquid inlet and outlet pipe II (24) is further fixedly connected to the inner bottom surface of the sealing groove (31).