CN212131399U - Multi-runner control device applied to gas-liquid two-phase pump - Google Patents

Abstract

Be applied to multithread way controlling means on gas-liquid two-phase pump, including runner body and runner switching module, the runner body includes: the fluid flow channel comprises at least two independently arranged fluid flow channels and a flow guide cavity with an opening at one end, the flow guide cavity is communicated with the fluid flow channel and a fluid outlet, a second sealing assembly and a mixing flow channel are arranged in the flow guide cavity, a liquid inlet is connected with a liquid supply device through the mixing flow channel, a gas-liquid inlet is communicated with the outside through the mixing flow channel, the liquid inlet and the gas-liquid inlet can be communicated with each other through the mixing flow channel, and an installation cavity is arranged on the mixing flow channel; the runner switching assembly comprises a push button assembly, a first sealing assembly and a guide rod, the push button assembly is provided with a slide rod, the guide rod and the slide rod are arranged on the front side of the push button assembly, the first sealing assembly is arranged in the installation, the slide rod can be arranged in the installation cavity in a sliding mode and is in sealing fit with the first sealing assembly, the guide rod can be arranged in the guide cavity in a sliding mode and is in sealing fit with the second sealing assembly, and the product is simple in structure and convenient to operate.

Description

Multi-runner control device applied to gas-liquid two-phase pump

Technical Field

The utility model belongs to the technical field of domestic bathroom product and specifically relates to a be applied to multithread way controlling means on gas-liquid double-phase pump.

Background

Along with the improvement of living standard, people also more and more accept foam type bathroom products, a batch of foam type and non-foam type automatic soap supply products are also emerged in the market, however, most of the existing products adopt a gas-liquid double-channel double-output pump or a bubble pump which is used independently, the output foam and pure liquid which are converted by only one output pump cannot be realized, the operation is complicated and inconvenient, and the product structure is complex and is inconvenient to produce.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's not enough, provide a controlling means of control double-phase pump conversion output foam or simple liquid.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a be applied to multithread way controlling means on gas-liquid two-phase pump, be equipped with liquid inlet, gas-liquid entry and fluid outlet on the pump body of gas-liquid two-phase pump, controlling means includes runner body and runner switching module, the runner body includes: the fluid flow channel comprises at least two independently arranged fluid flow channels and a flow guide cavity with one open end, the flow guide cavity is communicated with the two fluid flow channels and the fluid outlet, and a second sealing assembly is arranged in the flow guide cavity; the liquid inlet is connected with liquid supply equipment through the mixing flow channel, the gas-liquid inlet is communicated with the outside through the mixing flow channel, the liquid inlet and the gas-liquid inlet can be mutually communicated on the mixing flow channel through the mixing flow channel, and an installation cavity is arranged on one side, close to the gas-liquid inlet, of the liquid inlet; the flow channel switching assembly is connected in the fluid flow channel and the mixing flow channel in a sliding mode, and the flow channel switching assembly slides back and forth to enable the gas-liquid two-phase pump to output gas-liquid mixtures or liquid in a switching mode.

Preferably, the runner switches the subassembly including pushing away button subassembly, first seal assembly and guide bar, it is equipped with the slide bar to push away the button subassembly, the guide bar with the slide bar all sets up push away button subassembly front side, first seal assembly sets up in the installation, slide bar slidable sets up the installation intracavity and with first seal assembly seals up the cooperation, guide bar slidable sets up the guide intracavity and with second seal assembly seals up the cooperation.

Preferably, one end of the mounting cavity is open, the first sealing assembly comprises a first sealing element and a second sealing element, the first sealing element is arranged in the mounting cavity and located between the liquid inlet and the gas-liquid inlet, and the second sealing element is arranged in the mounting cavity and located at the open end of the mounting cavity; the sliding rod slides forwards and backwards to be in sealing connection with the first sealing piece or the second sealing piece in a selectable mode, the two sealing pieces are arranged respectively, the sealing effect is better, and the sliding rod is ingeniously arranged to push the sliding rod forwards and backwards to achieve the purpose that the pump body outputs gas-liquid mixtures or pure liquid.

Preferably, the second seal assembly comprises a third seal and a fourth seal, and the fluid flow path comprises a first fluid flow path and a second fluid flow path; the third sealing element and the fourth sealing element are provided with a first jack corresponding to the first fluid flow channel and a second jack corresponding to the second fluid flow channel, the third sealing element is positioned at the inner ends of the first fluid flow channel and the second fluid flow channel, the fourth sealing element is positioned at the opening end of the diversion cavity, and the sealing effect is better by respectively arranging the two sealing elements.

Preferably, the number of the guide rods is two, and the two guide rods are integrally arranged and have different lengths; when the two guide rods slide forwards, one guide rod is in sealing fit with one fluid flow channel; when the two guide rods slide backwards, the other guide rod is in sealing fit with the other fluid flow channel, the guide rods with different lengths are matched, and the two fluid flow channels are ingeniously switched between conduction and sealing by pushing the push button forwards and backwards.

Preferably, the number of the guide rods is two, the two guide rods are integrally arranged and have different lengths, the first fluid flow channel is arranged on the flow channel body, and the second fluid flow channel is arranged on the upper side of the first fluid flow channel; the two guide rods comprise a first guide rod and a second guide rod, and the length of the first guide rod is smaller than that of the second guide rod; the end part of the first flow guide rod can be in sealing fit with the third sealing piece on the inner end of the first fluid flow channel, the second flow guide rod penetrates through the inner end of the second fluid flow channel and extends into the second fluid flow channel, the first fluid flow channel and the second fluid flow channel are of an up-down structure, the second fluid flow channel is located on the upper side, when gas-liquid mixture and liquid are switched and output, the first flow channel located on the lower side only can take a small amount of gas-liquid mixture remained in the flow guide cavity, and liquid outflow of the two fluid flow channels is more reasonable.

Preferably, the slide bar tip is equipped with first sealing, and two water conservancy diversion pole tips are equipped with third sealing and fourth sealing, and through setting up first, third and fourth sealing, the second water conservancy diversion pole includes seal section and water conservancy diversion section, the diameter of seal section is greater than the water conservancy diversion section and with second jack looks adaptation, be equipped with fourth sealing on the water conservancy diversion section to realize reliable sealed effect.

Preferably, push away the button subassembly and include subassembly mount pad, end cover and push away the button, guide bar and slide bar setting are in push away the button front side, be equipped with the open smooth chamber in both ends on the subassembly mount pad, be equipped with the slide rail on the smooth intracavity lateral wall, be equipped with the slider on pushing away the button lateral wall, push away the button and pass through the slider with slide rail sliding fit, and can drive slide bar and guide bar seesaw, the end cover with subassembly mount pad lock joint is in with the closing cap smooth chamber, the subassembly mount pad sets up on the runner body.

Preferably, in order to prevent the push button from sliding out, the upper end face of the push button is further provided with a handle, the end cover is provided with a through hole for the handle to penetrate through, and two ends of the sliding rail are provided with limiting blocks.

Preferably, in order to make the design of the mixing channel reasonable, the mixing channel is provided with a first mixing channel outlet and a second mixing channel outlet which are independently arranged, two ends of the mixing channel penetrate through to form an air inlet and a liquid inlet, the liquid inlet is used for being connected with liquid supply equipment, the air inlet is communicated with the outside, the first mixing channel outlet is communicated with the gas-liquid inlet, and the second mixing channel outlet is communicated with the liquid inlet; when the flow channel switching assembly closes the mixing channel between the first mixing flow channel outlet and the second mixing flow channel outlet, the fluid outlet outputs a gas-liquid mixture; when the flow channel switching assembly closes the first mixing flow channel outlet, the fluid outlet outputs liquid fluid.

Compared with the prior art, the multi-runner control device of the utility model controls the conduction condition of the gas-liquid inlet and the liquid inlet of the gas-liquid two-compartment pump, and can output two-state solutions by only using one output pump, and the product has simple structure, convenient operation and easy production;

in addition, the mixed flow channel and the fluid flow channel can be simultaneously controlled by pushing the push button, so that different liquids can be output from different fluid flow channels, and the operation is simple and convenient.

Drawings

FIG. 1 is a schematic structural view of an embodiment of a first flow channel controller;

FIG. 2 is a schematic structural view of a second embodiment of the present invention equipped with a second flow channel controller;

FIG. 3 is a schematic structural diagram of a control device;

FIG. 4 is a top view of an embodiment equipped with a first flow channel controller;

FIG. 5 is a cross-sectional view A-A of FIG. 4;

FIG. 6 is a cross-sectional view B-B of FIG. 4;

FIG. 7 is a top view of an embodiment equipped with a second flow path controller;

FIG. 8 is a cross-sectional view of C-C of FIG. 7;

FIG. 9 is a cross-sectional view D-D of FIG. 7;

fig. 10 is a schematic structural diagram of a flow channel switching assembly according to a second embodiment;

fig. 11 is a schematic structural view of another state of the flow channel switching assembly according to the second embodiment;

FIG. 12 is a schematic view of the third embodiment of the deflector rod, closure, and third and fourth seals in combination;

FIG. 13 is another schematic view of the third embodiment of the deflector rod, closure member and third and fourth sealing members;

FIG. 14 is a schematic structural view of a push button assembly;

FIG. 15 is a schematic view of the construction of a catchment spout;

FIG. 16 is a schematic structural view of the fourth embodiment;

fig. 17 is a schematic view of the first and second guide rods cooperating with the third and fourth sealing members.

Detailed Description

The first embodiment is as follows:

referring to fig. 1 to 9, the present embodiment provides a multi-channel control device applied to a gas-liquid two-phase pump, a pump body 1 of the gas-liquid two-phase pump is provided with a liquid inlet, a gas-liquid inlet and a fluid outlet, wherein the liquid inlet is connected to one volume cavity in the pump body 1, the gas-liquid inlet is connected to two other volume cavities in the pump body 1, and a check valve may be preferably disposed between each volume cavity and the inlet; the control device is arranged on the pump body 1, the control device comprises a flow channel body 2 and a flow channel switching component 3, the flow channel body 2 comprises a flow channel mounting seat 21, and a mixing flow channel 22 and a fluid flow channel 23 which are arranged on the flow channel mounting seat 21, a liquid inlet 231 of the fluid flow channel 23 is communicated with a fluid outlet of the pump body 1, a liquid outlet 232 of the fluid flow channel 23 is used for being communicated with the outside, the mixing flow channel 22 is provided with a first mixing flow channel outlet 221 and a second mixing flow channel outlet 222 which are independently arranged, two ends of the mixing flow channel 22 penetrate through to form a gas inlet 223 and a liquid inlet 224, the liquid inlet 224 of the mixing flow channel 22 is connected with the liquid supply equipment 10, the gas inlet 223 of the mixing flow channel 22 is communicated with the outside, the first mixing flow channel outlet 221 is close to the gas inlet 223, the second mixing flow channel outlet 222 is positioned between the liquid inlet 224 and the first mixing flow, the gas-liquid inlet of the pump body 1 is connected with the first mixing flow channel outlet 221, and the liquid inlet of the pump body 1 is connected with the second mixing flow channel outlet 222;

it should be noted that the control device and the pump body 1 may be connected by a pipeline, that is, the liquid inlet 231 of the fluid flow channel 23 is communicated with the fluid outlet of the pump body 1 by a pipeline, the second mixing flow channel outlet 222 is communicated with the liquid inlet of the pump body 1 by a pipeline, and the first mixing flow channel outlet 221 is communicated with the gas-liquid inlet of the pump body 1 by a pipeline, so that the control device and the pump body 1 may be separated;

referring to fig. 1 and 2, the flow channel switching assembly 3 includes two independently disposed first flow channel controllers 31 and second flow channel controllers 32, the first flow channel controller 31 is provided with a first sliding insertion portion 311, the second flow channel controller 32 is provided with a second sliding insertion portion 321, the first sliding insertion portion 311 is provided with a first sealing structure 312, the second sliding insertion portion 321 is provided with a second sealing structure 322, the first and second sealing structures 322 are preferably configured as sealing rings, both the first and second sliding insertion portions 311, 321 are slidably inserted into the mixing flow channel 22, the diameter of the first sliding insertion portion 311 is smaller than the inner diameter of the mixing flow channel 22, and the diameter of the second sliding insertion portion 321 is equivalent to the inner diameter of the mixing flow channel 22;

referring to fig. 6, when the first slide insert portion 311 is combined with the mixing flow passage 22, the first sealing structure 312 is sealed with the mixing flow passage 22 between the first mixing flow passage outlet 221 and the second mixing flow passage outlet 222, since the diameter of the first slide insert portion 311 is smaller than the inner diameter of the mixing flow passage 22, a gap 20 exists between the first slide insert portion 311 and the inner wall of the mixing flow passage 22, at this time, it is equivalent to isolate the gas-liquid inlet of the pump body 1 from the liquid inlet of the pump body 1, the gas-liquid inlet of the pump body 1 is connected with the outside atmosphere, the liquid supplied by the liquid supply apparatus 10 sequentially passes through the mixing flow passage 22, the second mixing flow passage outlet 222 and the liquid inlet of the pump body 1 to enter the volume cavity of the pump body 1, and simultaneously the air is sucked into the volume cavity of the pump body 1 through the air inlet 223, the gap 20 and the first mixing flow passage outlet 221, in this state, the fluid output from the fluid outlet of the pump body 1 is a gas-liquid mixture;

referring to fig. 9, when the second sliding portion 321 is combined with the mixing flow channel 22, the second sealing structure 322 seals the air inlet 223 of the mixing flow channel 22, and at this time, it is equivalent to communicate the gas-liquid inlet of the pump body 1 with the liquid inlet of the pump body 1, and the gas-liquid inlet of the pump body 1 is sealed from the outside atmosphere, and the liquid supplied by the liquid supply apparatus 10 passes through the mixing flow channel 22, the first mixing flow channel outlet 221 and the second mixing flow channel 222, and enters the volume cavity of the pump body 1 from the liquid inlet of the pump body 1 and the gas-liquid inlet of the pump body 1, and in this state, the liquid output from the fluid outlet of the pump body 1 is a pure liquid.

Referring to fig. 4, 5, 7 and 8 as a preferred solution, the flow path switching assembly 3 may further be provided with a flow guide tube 33, the guide tube 33 is disposed at the side of the first and second sliding- insertion portions 311 and 321, the guide tube 33 and the sliding-insertion portions are preferably integrally disposed, when the first and second sliding- insertion portions 311, 321 are assembled in place, the fluid-guiding tube 33 is also communicated with the fluid outlet 232, the fluid outlet of the pump body 1 is communicated with the outside through the fluid-guiding tube 33, the gas-liquid mixture or the pure liquid is guided to a proper position by arranging the guide pipe 33 and then discharged, so that the use of a consumer is convenient, preferably, a sealing ring 332 can be arranged at the connection part of the guide pipe 33 and the fluid outlet to prevent the leakage condition when the gas-liquid mixture or the pure liquid is output, preferably, at least one layer of foaming net 331 is also arranged in the draft tube 33 connected with the first sliding insertion part 311.

Referring to fig. 6, as a preferable scheme, in order to obtain a better sealing effect between the first sliding insert part 311 and the inner wall of the mixing channel 22 during assembly, the mixing channel 22 is provided with two segments of pipe sections with different pipe diameters, including a first mixing channel 225 and a second mixing channel 226, the diameter of the first mixing channel 225 is larger than that of the second mixing channel 226, the transition connection end of the first mixing channel 225 and the second mixing channel 226 is located between a first mixing channel outlet 221 and a second mixing channel outlet 222, the gas inlet 223 and the first mixing channel outlet 221 are arranged on the first mixing channel 225, and the liquid inlet 224 and the second mixing channel outlet 222 are arranged on the second mixing channel 226; in this structure, the inner diameter of the second mixing flow passage 226 corresponds to the diameter of the first sliding insertion portion 311, the inner diameter of the first mixing flow passage 225 corresponds to the diameter of the second sliding insertion portion 321, the first sealing structure 312 is disposed at the front side of the first sliding insertion portion 311, when the first sliding insertion portion 311 is assembled with the mixing flow passage 22, the front side of the first sliding insertion portion 311 extends into the second mixing flow passage 226, and the first sealing structure 312 is in sealing fit with the inner wall of the second mixing flow passage 226 to block the conduction between the first mixing flow passage outlet 221 and the second mixing flow passage outlet 222, and in addition, due to the difference in diameter between the first mixing flow passage 225 and the first sliding insertion portion 311, a gap 20 may exist, so that the gas-liquid inlet of the pump body 1 communicates with the outside; preferably, since the first sliding insert part 311 is longer, and there is a case that the assembly is unstable when the first sliding insert part 311 is assembled in place, a protruding part 3111 may be disposed at the rear side of the first sealing structure 312, and the diameter of the protruding part 3111 is equivalent to that of the first mixing flow channel 225, so that the first sliding insert part 311 is more stable after being assembled in place, and at the same time, a better fit state of the inner walls of the first sealing structure 312 and the second mixing flow channel 226 is ensured;

as a preferable scheme, a supporting platform 211 is further disposed on the flow channel mounting seat 21, a limiting buckle 2111 is disposed on the supporting platform 211, a limiting portion 331 matched with the limiting buckle 2111 is disposed on the flow guide tube 33, the limiting portion 331 is a T-shaped structure, a horizontal blocking wall 3311 of the limiting portion 331 can abut against the limiting buckle 2111, and when the two abut against each other, the first sliding-insertion portion 311 or the second sliding-insertion portion 321 is also mounted in place.

Example two:

referring to fig. 10 and 11, the present embodiment is different from the first embodiment in that the present embodiment improves the flow channel switching assembly 3 and the mixing flow channel 22, specifically:

referring to fig. 14, the flow channel switching assembly 3 includes a push button assembly 4 and a first sealing assembly 30, the first sealing assembly 30 includes a first sealing member 34 and a second sealing member 35, third insertion holes 341 and 351 adapted to the mixing flow channel 22 are provided on the first sealing member 34 and the second sealing member 35, preferably, the first sealing member 34 and the second sealing member 35 are ring-shaped sealing members, the push button assembly 4 includes an assembly mounting seat 41, an end cover 42 and a push button 43, a sliding rod 431 is provided on a front side of the push button 43, a first sealing portion 4311 is provided on an end of the sliding rod 431, a sliding cavity 411 with two open ends is provided on the assembly mounting seat 41, a sliding rail 4111 is provided on an inner side wall of the sliding cavity 411, a sliding block 433 is provided on an outer side wall of the push button 43, the push button 43 is slidably engaged with the sliding rail 4111 through the sliding block 411433 and can drive the sliding rod 431 to move back and forth, the end cover 42 and the component mounting seat 41 are fastened to cover the sliding cavity 411, the component mounting seat 41 is arranged on the flow channel mounting seat 21, the diameter of the first sealing part 4311 is larger than that of the sliding rod 431, a mounting cavity 227 is arranged on the mixing flow channel 22 and on one side close to a gas-liquid inlet of the pump body 1 (namely on one side of the gas inlet 223), one end of the mounting cavity 227 is open, and the open end is covered by a mounting cavity end cover 2271;

the first seal 34 is arranged in the mounting cavity 227 and located between the liquid inlet of the pump body 1 and the gas-liquid inlet of the pump body 1 (i.e. between the first mixing flow channel outlet 221 and the second mixing flow channel outlet 222), the second seal 35 is arranged in the mounting cavity 227 and located at the open end of the mounting cavity 227, and the sliding rod 431 passes through the second seal 35 and enters the mixing flow channel 22;

moving the sliding rod 431 forward to make the first sealing portion 4311 and the third insertion hole 341 on the first sealing member 34 be in sealing connection, and then isolating the gas-liquid inlet (the first mixing flow channel outlet 221) of the pump body 1 and the liquid inlet (the second mixing flow channel outlet 222) of the pump body 1, and conducting the connection between the gas-liquid inlet (the first mixing flow channel outlet 221) of the pump body 1 and the atmosphere;

the sliding rod 431 is moved backwards, the third insertion hole 351 in the second sealing element 35 is in sealing connection, then the gas-liquid inlet (the first mixing flow channel outlet 221) of the pump body 1 and the liquid inlet (the second mixing flow channel outlet 222) of the pump body 1 are conducted, the connection between the gas-liquid inlet (the first mixing flow channel outlet 221) of the pump body 1 and the atmosphere is isolated, the flow channel switching assembly 3 can be integrally arranged by the structural scheme, the follow-up generation is facilitated, the number of parts is reduced, and frequent disassembly and assembly are not needed.

As a preferable scheme, a handle 432 is further arranged on the upper end face of the push button 43, a through hole 421 for the handle to pass through is arranged on the end cover 42, and the handle 432 is arranged, so that people can conveniently operate and control the push button; in addition, in order to prevent the push button 43 from sliding out of the slide rail 4111 when sliding, two ends of the slide rail 4111 are provided with a limit block 4112.

Example three:

referring to fig. 12 to 15, the present embodiment differs from the first embodiment in that: in the variation of the fluid flow channel 23 and the flow channel switching assembly 3, the fluid flow channel 23 in this embodiment includes a first fluid flow channel 233, a second fluid flow channel 234, a diversion cavity 235 with an open end, and a diversion cavity cover 2351 for covering the opening of the diversion cavity 235, the baffle chamber 235 communicates with the first fluid flow channel 233, the second fluid flow channel 234 and the fluid outlet, a second seal assembly 230 is disposed within the baffle cavity 235, the second seal assembly including a third seal 236 and a fourth seal 237, the third sealing element 236 and the fourth sealing element 237 are provided with first insertion holes 2361 and 2371 corresponding to the first fluid flow channel 233, and second receptacles 2362, 2372 corresponding to second fluid flow passages 234, the third seal 236 is located at the inner end of the first fluid flow channel 233 and the second fluid flow channel 234, and the fourth seal 237 is located at the open end of the baffle cavity 235;

because the integrated fluid flow channel 23 is provided in this embodiment, the flow channel switching assembly 3 of this embodiment does not need to provide the flow guide tube 33, but further provides the flow guide rod 36 and the sealing portion 37 which are matched with the fluid flow channel 23, the flow guide rod 36 and the sealing portion 37 are both provided at the side portions of the first sliding insertion portion 311 and the second sliding insertion portion 321, that is, the side portion of the first sliding insertion portion 311 is correspondingly provided with one set of flow guide rod 36 and sealing portion 37 to form a complete flow channel switching assembly 3, the side portion of the second sliding insertion portion 321 is correspondingly provided with another set of flow guide rod 36 and sealing portion 37 to form another complete flow channel switching assembly 3, preferably, the first sliding insertion portion 311, the flow guide rod 36 and the sealing portion 37 are an integrated structure, and the second sliding insertion portion 321, the flow guide rod 36 and the sealing portion 37 are an integrated structure;

the end of the diversion rod 36 is provided with a second sealing part 361, the diameter of the second sealing part 361 is larger than that of the diversion rod 36, the diversion rod 36 and the closing part 37 are arranged on the side parts of the first and second sliding insertion parts 311 and 321, and the working principle is as follows:

for example, when the first sliding-insertion portion 311 and the mixing channel 22 are assembled in place, the diversion rod 36 passes through the first insertion hole 2371 on the fourth sealing element 237 and then is in sealing fit with the third sealing element 236 through the second sealing portion 361, it should be noted that the diversion rod 36 is simultaneously in sealing arrangement with the third sealing element 237 and the fourth sealing element 237, and the closing portion 37 simultaneously seals the second insertion hole 2372 on the fourth sealing element 237, that is, the first fluid channel 233 is closed and the second fluid channel 234 is blocked corresponding to the second insertion hole 2372 on the fourth sealing element 237, so as to prevent the solution from overflowing from the second insertion hole 2372 on the fourth sealing element 237;

when the fluid outlet of the pump body 1 outputs the gas-liquid mixture, the gas-liquid mixture directly enters the diversion cavity 235, and the gas-liquid mixture is discharged through the second fluid flow channel 234 because the first fluid flow channel 233 is closed;

similarly, the diversion rod 36 and the closing part 37 of the second sliding insertion part 321 have the opposite functions to the first sliding insertion part 311, namely, the second fluid flow channel 234 is closed and the first fluid flow channel 233 is blocked to correspond to the first insertion hole 2371 on the fourth sealing element 237, and the liquid is discharged from the first fluid flow channel 233;

through the arrangement of the fluid flow channel 23 and the flow channel switching assembly 3, two fluid flow channels 23 are arranged according to different output solutions, and the two fluid flow channels 23 are integrated on the flow channel mounting seat 21, so that the production is convenient, and meanwhile, the appearance is greatly improved.

Preferably, the first fluid channel 233 is disposed on the channel mounting seat 21, and the second fluid channel 234 is disposed on the upper side of the first fluid channel 233, and the first fluid channel 233 and the second fluid channel 234 are vertically configured, so that the second fluid channel 234 is located on the upper side, and when the gas-liquid mixture and the liquid are switched and outputted, the first fluid channel located on the lower side only carries a small amount of gas-liquid mixture remaining in the guide cavity 235, so that the liquid outlet of the two fluid channels 23 is more reasonable.

Referring to fig. 15 and 16, as a preferred solution, the fluid flow channel 23 further includes a flow collection nozzle 238, the flow collection nozzle 238 includes a liquid outlet channel 2381, an upper channel 2382 and a lower channel 2383, one end of each of the upper channel 2382 and the lower channel 2383 is communicated with the liquid outlet channel 2381, the other end of the upper channel 2382 is communicated with the second fluid flow channel 234, and the other end of the lower channel 2383 is communicated with the first fluid flow channel 233, and the liquid outlet ends of the first fluid flow channel 233 and the second fluid flow channel 234 are integrated on the flow collection nozzle 238 for liquid outlet, so that the appearance of the whole product is more beautiful, and the structure is more compact.

Example four:

since the two independent flow channel switching assemblies 3 are provided in both the above embodiments 1 and 3, there is a certain inconvenience of disassembly and assembly when the two flow channel switching assemblies 3 are used instead, so this embodiment optimizes this problem, and combines the integrated flow channel switching assembly 3 of embodiment 2 and the integrated fluid flow channel 23 of embodiment 3 on the basis of embodiments 2 and 3, specifically:

referring to fig. 16 and 17, the flow path switching assembly 3 includes a push button assembly 4, a first sealing member 34, a second sealing member 35, a sliding rod 431, a first guide rod 38 and a second guide rod 39, the structure of the flow path switching assembly 3 of the present embodiment is identical to that of the flow path switching assembly 3 of the embodiment 2 except for the first guide rod 38 and the second guide rod 39, and the structure and the assembly relationship of other components are not repeated in the present embodiment;

the sliding rod 431 and the first and second flow guide rods 38 and 39 are both arranged on the front side of the push button 43, the length of the first flow guide rod 38 is smaller than that of the second flow guide rod 39, a third sealing portion 381 is arranged on the first flow guide rod 38, the second flow guide rod 39 comprises a sealing section 391 and a flow guide section 392, the diameter of the sealing section 391 is larger than that of the flow guide section 392 and is matched with the second insertion hole, and a fourth sealing portion 3921 is arranged on the flow guide section 392;

the first diversion rod 38 passes through the first insertion hole 2371 of the fourth sealing element 237 and then is in sealing fit with the third sealing element 236 through the third sealing portion 381, so as to block the first insertion hole 2361 of the third sealing element 236, and the diversion section 392 of the second diversion rod 39 passes through the second insertion hole 2372 of the third and fourth sealing elements 236, 237 and then extends into the second fluid flow channel 234; preferably, in the present embodiment, the diversion cavity end cover 2351 and the installation cavity end cover 2271 may be an integral structure;

when the sliding rod 431 moves forward to be in sealing connection with the third insertion hole 341 on the first sealing member 34, the first diversion rod 38 is in sealing fit with the third sealing member 236 at the same time, and the first insertion hole 2361 on the third sealing member 236 is blocked; in this state, the sliding rod 431 isolates the communication between the gas-liquid inlet of the pump body 1 and the liquid inlet of the pump body 1, the gas-liquid inlet (the first mixed flow channel outlet 221) of the conducted pump body 1 is communicated with the outside atmosphere, and the fluid outlet outputs a gas-liquid mixture, at this time, in the fluid flow channel 23, the first fluid flow channel 233 is sealed by the first guide rod 38, and since the diameter of the guide section 392 of the second guide rod 39 is smaller than that of the second insertion hole, the second fluid flow channel 234 is in a conducted state, and the gas-liquid mixture is discharged from the second fluid flow channel 234;

conversely, when the sliding rod 431 moves backward to be sealingly connected with the third insertion hole 351 of the second sealing member 35, the first guide rod 38 moves backward to open the first fluid flow path 233, and the second guide rod 39 moves backward to sealingly engage with the third sealing member 236 to block the second insertion hole 2362 of the third sealing member 236; in this state, the sliding rod 431 conducts the gas-liquid inlet (the first mixing channel outlet 221) of the pump body 1 and the liquid inlet (the second mixing channel outlet 222) of the pump body 1, so as to isolate the gas-liquid inlet of the pump body 1 from the outside atmosphere, and the liquid outlet outputs pure liquid, at this time, in the fluid channel 23, the second fluid channel 234 is sealed by the second diversion rod 39, the first fluid channel 233 is conducted, and the liquid is discharged from the first fluid channel 233.

Compared with the prior art, the multi-runner control device of the utility model controls the conduction condition of the gas-liquid inlet and the liquid inlet of the gas-liquid two-compartment pump, and can output two-state solutions by only using one output pump, and the product has simple structure, convenient operation and easy production;

in addition, the mixed flow channel and the fluid flow channel can be simultaneously controlled by pushing the push button, so that different liquids can be output from different fluid flow channels, and the operation is simple and convenient.

Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims (10)

1. The utility model provides a be applied to multithread way controlling means on gas-liquid two-phase pump, be equipped with liquid inlet, gas-liquid entry and fluid outlet on the pump body of gas-liquid two-phase pump, its characterized in that, multithread way controlling means includes runner body and runner switching module, the runner body includes:

the fluid flow channel comprises at least two independently arranged fluid flow channels and a flow guide cavity with one open end, the flow guide cavity is communicated with the two fluid flow channels and the fluid outlet, and a second sealing assembly is arranged in the flow guide cavity; and

the liquid inlet is connected with liquid supply equipment through the mixing flow channel, the gas-liquid inlet is communicated with the outside through the mixing flow channel, the liquid inlet and the gas-liquid inlet can be communicated with each other through the mixing flow channel, and an installation cavity is arranged on the mixing flow channel and on one side close to the gas-liquid inlet;

the flow channel switching assembly is connected in the fluid flow channel and the mixing flow channel in a sliding mode, and the flow channel switching assembly slides back and forth to enable the gas-liquid two-phase pump to output gas-liquid mixtures or liquid in a switching mode.

2. The multi-channel control device applied to a gas-liquid two-phase pump according to claim 1, wherein: the runner switches the subassembly including pushing away button subassembly, first seal assembly and guide bar, it is equipped with the slide bar to push away the button subassembly, the guide bar with the slide bar all sets up push away button subassembly front side, first seal assembly sets up in the installation, slide bar slidable sets up installation intracavity and with first seal assembly seals up the cooperation, guide bar slidable sets up the guide intracavity and with second seal assembly seals up the cooperation.

3. The multi-channel control device applied to a gas-liquid two-phase pump according to claim 2, wherein: one end of the installation cavity is open, the first sealing assembly comprises a first sealing element and a second sealing element, the first sealing element is arranged in the installation cavity and is positioned between the liquid inlet and the gas-liquid inlet, and the second sealing element is arranged in the installation cavity and is positioned at the open end of the installation cavity;

the sliding rod slides back and forth so as to be selectively and hermetically connected with the first sealing element or the second sealing element.

4. The multi-channel control device applied to a gas-liquid two-phase pump according to claim 2, wherein: the second seal assembly comprises a third seal and a fourth seal, the fluid flow path comprises a first fluid flow path and a second fluid flow path;

the third sealing element and the fourth sealing element are provided with a first jack corresponding to the first fluid flow channel and a second jack corresponding to the second fluid flow channel, the third sealing element is positioned at the inner ends of the first fluid flow channel and the second fluid flow channel, and the fourth sealing element is positioned at the opening end of the diversion cavity.

5. The multi-channel control device applied to a gas-liquid two-phase pump according to claim 2, wherein: the number of the guide rods is two, and the two guide rods are integrally arranged and have different lengths;

when the two guide rods slide forwards, one guide rod is in sealing fit with one fluid flow channel; when the two guide rods slide backwards, the other guide rod is in sealing fit with the other fluid flow channel.

6. The multi-channel control device as claimed in claim 4, wherein: the two guide rods are integrally arranged and have different lengths, the first fluid flow channel is arranged on the flow channel body, and the second fluid flow channel is arranged on the upper side of the first fluid flow channel;

the two guide rods comprise a first guide rod and a second guide rod, and the length of the first guide rod is smaller than that of the second guide rod;

the end of the first guide rod can be in sealing fit with a third sealing element on the inner end of the first fluid flow channel, and the second guide rod penetrates through the inner end of the second fluid flow channel and extends into the second fluid flow channel.

7. The multi-channel control device as claimed in claim 6, wherein: the utility model discloses a lead screw, including slide bar tip, guide rod, sealed section, water conservancy diversion section, second jack looks adaptation, slide bar tip is equipped with first sealing, two the guide rod tip is equipped with third sealing and fourth sealing, the second guide rod includes sealed section and water conservancy diversion section, the diameter of sealed section is greater than the water conservancy diversion section and with second jack looks adaptation, be equipped with the fourth sealing on the water conservancy diversion section.

8. The multi-channel control device applied to a gas-liquid two-phase pump according to claim 2, wherein: push away the button subassembly and include subassembly mount pad, end cover and push away the button, guide bar and slide bar setting are in push away the button front side, be equipped with the open smooth chamber in both ends on the subassembly mount pad, be equipped with the slide rail on the smooth intracavity lateral wall, be equipped with the slider on pushing away the button lateral wall, it passes through to push away the button the slider with slide rail sliding fit, and can drive slide bar and guide bar seesaw, the end cover with the subassembly mount pad lock joint is with the closing cap smooth chamber, the subassembly mount pad sets up on the runner body.

9. The multi-channel control device as claimed in claim 8, wherein: the upper end face of the push button is further provided with a handle, the end cover is provided with a through hole for the handle to penetrate through, and two ends of the sliding rail are provided with limiting blocks.

10. The multi-channel control device for a gas-liquid two-phase pump according to any one of claims 1 to 9, wherein: the mixing flow channel is provided with a first mixing flow channel outlet and a second mixing flow channel outlet which are independently arranged, two ends of the mixing flow channel penetrate through to form a gas inlet and a liquid inlet, the liquid inlet is used for being connected with liquid supply equipment, the gas inlet is communicated with the outside, the first mixing flow channel outlet is communicated with the gas-liquid inlet, and the second mixing flow channel outlet is communicated with the liquid inlet;

when the flow channel switching assembly closes the mixing channel between the first mixing flow channel outlet and the second mixing flow channel outlet, the fluid outlet outputs a gas-liquid mixture;

when the flow channel switching assembly closes the first mixing flow channel outlet, the fluid outlet outputs liquid fluid.

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