TW202223238A - Vacuum pump and soap supply device - Google Patents

Abstract

The present invention relates to a vacuum pump and soap supply device that rotates by an eccentric and inclined action of a power source connected to an actuator that presses and pulls against a piston repeatedly. The piston mates to suction and output channels, a check valve is installed in the suction channel and the output channel respectively, so that when the piston is pulled, the check valve in the suction channel opens and the check valve in the output channel closes, sucking the liquid from the external container into the reservoir chamber through the suction channel, when the piston is pressurized, the check valve in the suction channel closes and the check valve in the output channel opens, sending the liquid in the reservoir chamber through the output channel to the outside for use by the user.

Description

Vacuum pump and soap feeding device

The invention relates to a vacuum pump and a soap-feeding device, in particular to a power source to drive a piston member to repeatedly perform pulling and pressing actions, thereby controlling the opening and closing of the check valve member in the suction channel and the output channel, so as to smoothly draw the external container The innovative design of the vacuum pump structure is to send the liquid in the liquid and send it out for the user to use.

See US Patent No. US 1080630513 Liquid Dispenser, which includes: a housing; a reservoir having an interior configured to store liquid; a flexible tube having an opening in fluid communication with the interior of the reservoir; a pump comprising: a plurality of rollers, each of which is configured to be in contact with a section of the flexible pipe, and each of which rotates about an axis of a rotor that drives each roller to rotate about the axis of rotation of the rotor as the rotor rotates , so that each roller can compress the flexible pipe at the section in contact with the flexible pipe, and then squeeze out the liquid in the flexible pipe.

However, in the state of squeezing out the liquid, only when the roller contacts the flexible pipe and drives the displacement for the rotor, if the roller does not contact the flexible pipe, the liquid cannot be output, so when the first roller finishes contacting and extruding the flexible pipe When the second roller does not enter the stroke of contacting and extruding the flexible tube, the liquid distributor has no liquid output, resulting in an indirect liquid output phenomenon during use.

Please refer to Taiwan Patent Application No. TW 201823589 for Pumps for Wet Cleaning Equipment, which relates to a working method of transporting liquid from a liquid storage tank to a cleaning element through a pump motor. The motor shaft rotates in conjunction with the rotating disk, the rotating disk shaft is eccentrically arranged on the rotating disk, and the operating element arranged on the rotating disk shaft causes the pumping process on the pump chamber by the operating element. Compression, whereby liquid is drawn from the reservoir into the pump chamber through the inflow portion, and from there is released to the cleaning element through the outflow portion.

However, in this case, there is no valve between the outflow part and the pump chamber, so that when the operating element causes the pump chamber to perform the pumping process, the liquid in the outflow part is sucked back into the pump chamber, resulting in unsmooth output. liquid and become ineffective operation.

Now, the inventors of the present invention have developed the present invention in view of the above-mentioned deficiencies in the actual implementation and use of the prior art, and in the spirit of seeking good.

The main purpose of the present invention is to provide a vacuum pump and a soap-feeding device, in which check valves are respectively provided in the suction channel and the output channel, so that when the piston is repeatedly pulled and pressed, it can pass through the suction channel and The opening and closing of the check valve in the output channel indeed sucks the liquid in the external container into the liquid storage chamber, and then sends the liquid in the liquid storage chamber to the outside through the output channel.

Another main purpose of the present invention is that each piston member corresponds to a set of drawing channels and output channels, and each drawing channel is communicated with a liquid storage chamber together, and each output channel is finally connected to an output pipe, Therefore, the power source rotates once to form a set of cycles, and each set of cycles includes several sequential actions of drawing liquid and sending liquid, so that the flow rate of liquid sent out in each time can approach the average and equal amount.

Another main purpose of the present invention is to form a check valve by combining a ball body with an elastic member, which has a simple structure and easy assembly. In addition to the pushing force, the ball body is further pushed by the elasticity of the elastic member, so as to improve the tightness of the ball body to the state of closing the suction channel and the output channel.

Purpose and effect of the present invention are realized by the following technologies:

A vacuum pump, comprising: a power source, an actuating member, a piston seat, a piston member, a first valve seat, a first gasket, a second valve seat, a second gasket, and an upper cover; wherein :

The power source has an output shaft, and an eccentric member is sleeved on the output shaft;

The actuating member includes a shaft rod and an arc-shaped plate fixedly connected with the shaft rod, the shaft rod is eccentrically inserted on the eccentric member, and the arc-shaped plate gradually slopes down from the center along the radial direction. , so that the arc-shaped plate is convex in the middle and the periphery is inclined downward, and the peripheral edge of the arc-shaped plate is inclined downward, and a joint hole is arranged;

The piston seat is provided with a plurality of piston bearing holes, and each of the piston bearing holes corresponds to one of the engaging holes;

The piston piece is made of a flexible and soft material, which includes a plurality of pistons, each of the pistons is correspondingly accommodated in one of the piston bearing holes, the top of the piston forms a concave chamber, and the piston A coupling rod is extended from the bottom, and the coupling rod is correspondingly engaged with the coupling hole of the actuating member after passing through the piston bearing hole;

The first valve seat includes a plurality of sets of check valve holes, each set of the check valve holes corresponds to a recess of the piston, and the check valve holes include a suction check valve hole and an output check valve hole. a valve hole, a suction check valve is accommodated in the suction check valve hole, the suction check valve includes a first ball body and a first elastic piece, and the first elastic piece is arranged in the vicinity of the suction check valve hole At one end of the piston, the first ball body is pushed by the first elastic member and away from the piston; the output check valve hole forms a tapered cone at the end adjacent to the piston, so An output check valve is accommodated in the output check valve hole, the output check valve includes a second ball body and a second elastic member, and the second ball body is arranged in the output check valve hole and is adjacent to the piston one end of the second ball body is pushed by the second elastic member and closely connected with the cone;

The first gasket is provided with a drawing through hole and an output through hole corresponding to each of the drawing check valve holes and the output check valve holes;

The second valve seat is provided with a plurality of output slot holes on the end surface corresponding to the first gasket, and each of the output slot holes corresponds to one of the output through holes on the first gasket, The second valve seat is provided with an output total slot hole on the end face away from the first gasket, and a plurality of the output slot holes are communicated with the output total slot hole; the second valve seat is also provided with a plurality of drain holes Slot holes, the diameters of the suction slot holes gradually decrease in the direction away from the first gasket, so that the first ball body is pushed down by the first elastic member 5132 and can be connected with the suction Slot hole tightness;

The second gasket is provided with a plurality of drawing through holes and an output through hole, each of the drawing through holes is connected with one of the drawing hole slots, and the output through holes are connected with the overall output slot;

The upper cover is provided with a liquid storage chamber on the side facing the second gasket, each of the drawing through holes corresponds to the liquid storage chamber, and an output hole is set in the liquid storage chamber, and the The output hole corresponds to the output perforation, the upper cover is further provided with a suction nozzle and an output nozzle, the suction nozzle is communicated with the liquid storage chamber, and the output nozzle is communicated with the output hole;

Correspondingly, the drawing perforation, the drawing slot, the drawing through hole, and the drawing check valve hole construct a drawing channel, and the drawing channel is communicated with the liquid storage chamber, and the corresponding The output through hole, the output general slot hole, the output slot hole, the output through hole, and the output check valve hole constitute an output channel, and the output channel communicates with the output hole.

In the above-mentioned vacuum pump, a plurality of the engaging holes on the arc-shaped plate are arranged at equal angular intervals.

In the vacuum pump as described above, each of the pistons of the piston member is a structural body integrally connected to each other.

The vacuum pump as described above, wherein, the vacuum pump further comprises a casing, and the casing accommodates the eccentric member and the actuating member.

A soap feeding device adopts the above vacuum pump, the soap feeding device comprises a container, the container contains liquid, and the suction nozzle communicates with the interior of the container through a pipeline.

The advantages of the present invention are:

1. In the present invention, the check valve is set in the draw channel and the output channel respectively. When the piston is repeatedly pulled and pressed, the opening and closing of the check valve in the draw channel and the output channel are timely. Indeed, the liquid in the external container is sucked into the liquid storage chamber, and then the liquid in the liquid storage chamber is sent to the outside through the output channel.

2. In the present invention, each piston piece corresponds to a set of draw channels and output channels, and each draw channel is communicated with a liquid storage chamber together, and each output channel is finally connected to an output pipe, so the power source rotates. A group of reincarnations are formed in one week, and each group of reincarnations includes several sequential actions of picking up liquid and sending out liquid, so that the flow rate of liquid sent out in each time can approach an average and equal amount.

3. In the present invention, the ball body is matched with the elastic member to form the check valve member, and its structure is simple and easy to assemble. At the same time, in the back-stop state, in addition to the suction or push force generated by the piston member to the ball body. , and further pushes the ball body with the elasticity of the elastic member, so as to improve the closeness of the ball body to the state of closing the suction channel and the output channel.

In order to make the technical content used in the present invention, the purpose of the invention and the effect achieved by the present invention more completely and clearly disclosed, it is explained in detail below, and please refer to the disclosed drawings and drawing numbers together:

Please refer to Figures 1 and 2.

The vacuum pump of the present invention includes:

a power source 1, which has an output shaft 11, and an eccentric member 12 is sleeved on the output shaft 11;

An actuating member 2 includes a shaft rod 21 and an arc-shaped plate 22 fixedly connected with the shaft rod 21. The shaft rod 21 is inserted on the eccentric member 12 in a non-coaxial state with the output shaft 11, so that the shaft rod 21 and the output shaft 11 are not coaxial. An eccentric arrangement is formed between the output shafts 11; the arc-shaped plate 22 is gradually inclined downward along the radial direction from the center of the arc-shaped plate 22, so that the arc-shaped plate 22 is in an arc shape with a convex middle arc and a downward slope at the periphery. 22. A plurality of engaging holes 221 are provided at the periphery of the downward slope;

A piston seat 3 is provided with a plurality of piston bearing holes 31, and each piston bearing hole 31 corresponds to an engaging hole 221;

A piston member 4 is made of a flexible and soft material, and includes a plurality of pistons 41 , each piston 41 is correspondingly accommodated in a piston bearing hole 31 , and a concave chamber 411 is formed at the top of the piston 41 , and the piston The bottom of 41 is extended with a coupling rod 412, so that the coupling rod 412 is correspondingly engaged in the coupling hole 221 of the actuating member 2 after passing through the piston bearing hole 31; Each piston 41 is a structure integrally connected with each other;

A first valve seat 5 includes a plurality of sets of check valve holes 51 , each set of check valve holes 51 corresponds to a recess 411 of the piston 41 , and the check valve holes 51 include a suction check valve hole 511 and an output check valve hole 51 . The valve hole 512, the suction check valve hole 511 accommodates the suction check valve 513, the suction check valve 513 includes a first ball 5131 and a first elastic member 5132, and the first elastic member 5132 is arranged in the suction check valve hole 511 is close to one end of the piston 41, so that the first elastic member 5132 can push the first ball body 5131, so that the first ball body 5131 is far away from the piston 41, and abuts against the hole wall of the end of the check valve hole 511 away from the piston 41. ; The output check valve hole 512 forms a tapered taper 5121 at one end adjacent to the piston 41, the output check valve hole 512 accommodates the output check valve 514, and the output check valve 514 includes a second ball 5141 and a second ball body 5141. Two elastic members 5142, the second ball 5141 is disposed at the end of the output check valve hole 512 that is close to the piston 41, and the second elastic member 5142 is positioned at the end away from the piston 41, and the second ball 5141 is located at the end of the second elastic member 5142. The pusher 5142 is pushed down and is in close contact with the cone 5121 of the output check valve hole 512;

A first gasket 6 is provided with a plurality of drawing through holes 61 and output through holes 62 respectively, each drawing through hole 61 corresponds to a drawing check valve hole 511 respectively, and each output through hole 62 is respectively connected with An output check valve hole 512 corresponds to;

A second valve seat 7 is provided with a plurality of output slot holes 71 on the end surface corresponding to the first gasket 6, each output slot 71 corresponds to an output through hole 62 on the first gasket 6, and the second valve The seat 7 is further provided with an output total slot hole 72 on the end face away from the first gasket 6, and the plurality of output slot holes 71 are all connected with the output total slot hole 72; the second valve seat 7 is also provided with a plurality of drawing grooves Holes 73, the diameters of these drawing slots 73 gradually decrease in the direction away from the first gasket 6 to form a taper 731, so that the first ball 5131 is pushed down by the first elastic member 5132, and can be connected with the drawing slot 73 The hole wall at the taper part 731 is close to each other;

A second gasket 8 is provided with a plurality of drawing through holes 81 and an output through hole 82, each drawing through hole 81 is connected with a drawing slot 73, and the output through hole 82 is connected with the output total slot 72;

An upper cover 9 is provided with a liquid storage chamber 91 on the side facing the second gasket 8 . Each of the drawing through holes 81 corresponds to the liquid storage chamber 91 . The liquid storage chamber 91 is provided with an output channel 92 corresponding to the output channel 92 The output hole 82 is provided with a suction nozzle 93 and an output nozzle 94 on the side of the upper cover 9 away from the second gasket 8 .

When assembling, please refer to the first to fourth pictures. One end of the eccentric member 12 is sleeved on the output shaft 11 of the power source 1, and then the shaft 21 of the actuating member 2 is inserted into the other end of the eccentric member 12. The shaft rod 21 of 2 is not coaxial, so that the actuating member 2 is eccentrically arranged relative to the power source 2; then, the piston member 4 is placed in a piston bearing hole 31 of the piston seat 3 corresponding to each piston 41, and the combination rod is After passing through the piston bearing hole 31, the 412 is engaged with the engaging hole 221 on the arc-shaped plate 22 of the actuating member 2; The suction check valve 513 and the output check valve 514 are installed in the middle and output check valve holes 512, and then the first gasket 6, the second valve seat 7, the second valve seat 5 are stacked on the first valve seat 5 in sequence. The gasket 8 and the upper cover 9 are fixed, so that the corresponding drawing hole 81, the drawing slot 73, the drawing through hole 61, and the drawing check valve hole 511 can form a connected drawing channel A, and the drawing channel A It is then communicated with the liquid storage chamber 91 and the suction nozzle 93, and the corresponding output through holes 82, the output total slot holes 72, the output slot holes 71, the output through holes 62, and the output check valve holes 512 form the output channel B, and The output channel B is then communicated with the output channel 92 and the output nozzle 94 .

Therefore, when the power source 1 is activated to rotate its output shaft 11, it will simultaneously drive the eccentric member 12 to rotate eccentrically, because the shaft 21 of the actuating member 2 is movably inserted on the eccentric member 12, and the combination rod of the piston 41 is added. 412 is connected to the engaging hole 221 on the arc-shaped plate 22 of the eccentric member 12, and drives the arc-shaped plate 22 of the actuating member 2 to incline an angle and rotate with the shaft 21 as the axis in a undulating state. The rotation state of the arc plate 22 causes the timing of pushing and pulling the pistons 41 to have a regular and sequential action, and the strokes of the pistons 41 being pushed or pulled at the same time point will not be completely consistent; ” state (please refer to the fifth figure), at this time, the space of the cavity 411 of the piston 41 is in an expanded state, which generates suction to the suction check valve 513 and the output check valve 514, so that the second ball 5141 is not affected by this The suction force also causes the second elastic member 5142 to elastically push up to close the output check valve 514, and the first ball 5131 is attracted by the suction force (the suction force is greater than the elastic push force of the first elastic member 5132). , will compress the first elastic member 5132, and at the same time create a gap with the wall surface of the taper 731 of the suction slot 73 of the second valve seat 7, at this time, the liquid in the container connected with the suction nozzle 93 can be passed through the suction nozzle 93 The suction is drawn into the liquid storage chamber 91, and comes to the alcove 411 through the suction channel A; and with the action of the eccentric member 12, the actuating member 2 and the piston 41, the piston 41 that was originally in the "pulling" state is made When it is in the "pressed" state (please refer to the sixth figure), since the space of the alcove 411 is compressed, this compression force will generate thrust on the suction check valve 513 and the output check valve 514, so that the first ball In addition to being pushed down by the thrust, the body 5131 is also elastically pushed by the first elastic member 5132 to close the suction check valve 513, and the second ball body 5141 is pushed down by the thrust (the thrust is greater than the second The elastic pushing force of the elastic member 5142) will compress the second elastic member 5142, and create a gap with the wall surface of the cone 5121 of the output check valve hole 512 of the first valve seat 5. At this time, the liquid originally in the cavity 411 It can enter the output channel B through the gap, and then output from the output channel B through the output hole 92 from the output nozzle 94 . Because the actuating member 2 is continuously driven by the power source, under the regular operation of the actuating member 2, the piston 41 can be repeatedly pulled and pressed, so that the suction check valve 513 and the output check valve 514 are respectively in the suction passages A, 514 and 514. The output channel B is repeatedly and sequentially opened and closed to complete the action of automatically drawing liquid and outputting liquid.

Accordingly, when the vacuum pump is applied to a soap-feeding device, the suction nozzle 93 is directly communicated with the interior of a container containing the cleaning liquid via a pipeline, so that the power source 1 is used to link the piston 4 to generate repeated lifts. The actions of "pulling" and "pressing" can continuously absorb the cleaning liquid in the container and output it for the user to clean and use.

In a preferred embodiment of the vacuum pump of the present invention, the plurality of engaging holes 221 on the arc-shaped plate 22 are arranged at equal angular intervals, so that the operating time of each piston 41 can be evenly distributed and operate reliably.

Besides, the vacuum pump of the present invention may further include a casing 10 , and the casing 10 accommodates the eccentric member 12 and the actuating member 2 .

The above-mentioned examples are only some embodiments of the present invention, and are not intended to limit the present invention. According to the creative spirit and characteristics of the present invention, those made with slight changes and modifications should also be included in the scope of this patent.

To sum up, the embodiment of the present invention can indeed achieve the expected use effect, and the specific technical means disclosed by it have not only not been seen in similar products, but also have not been disclosed before the application, which fully complies with the patent law. According to the regulations and requirements, it is really grateful to file an application for an invention patent in accordance with the law, and ask for the review and approval of the patent.

1: Power source

11: Output shaft

12: Eccentric

2: Actuator

21: Axle

22: Arc plate

221: Engagement hole

3: Piston seat

31: Piston bearing hole

4: Piston parts

41: Piston

411: Alcove

412: Combined rod

5: The first valve seat

51: Check valve hole

511: Draw check valve hole

512: Output check valve hole

5121: Cone

513: Draw check valve

5131: The first bead

5132: First elastic piece

514: Output check valve

5141: The second bead

5142: Second elastic piece

61: Draw through holes

62: Output through hole

7: The second valve seat

71: Output slot

72: Output total slot

73: Draw Slots

731: Cone

8: Second gasket

81: Drain Perforation

82: Output perforation

9: upper cover

91: reservoir chamber

92: output channel

93: Suck mouth

94: output mouth

A: Drain channel

B: output channel

10: Shell

Figure 1: perspective exploded view of the vacuum pump of the present invention

The second figure: the perspective view of the second valve seat 7 of the vacuum pump of the present invention

The third figure: the combined three-dimensional cross-sectional view of the vacuum pump of the present invention

The fourth figure: the combined sectional view of the vacuum pump of the present invention

The fifth figure: the schematic diagram of the state of the vacuum pump of the present invention in drawing liquid

Figure 6: Schematic diagram of the state of the vacuum pump of the present invention in outputting liquid

1: Power source

11: Output shaft

12: Eccentric

2: Actuator

21: Axle

22: Arc plate

221: Engagement hole

3: Piston seat

31: Piston bearing hole

4: Piston parts

41: Piston

411: Alcove

412: Combined rod

5: The first valve seat

51: Check valve hole

511: Draw check valve hole

512: Output check valve hole

513: Draw check valve

5131: The first bead

5132: First elastic piece

514: Output check valve

5141: The second bead

5142: Second elastic piece

61: Draw through holes

62: Output through hole

7: The second valve seat

71: Output slot

72: Output total slot

73: Draw Slots

731: Cone

8: Second gasket

81: Drain Perforation

82: Output perforation

9: upper cover

91: reservoir chamber

92: output channel

93: Suck mouth

94: output mouth

10: Shell

Claims (10)

A vacuum pump, comprising: a power source, an actuating member, a piston seat, a piston member, a first valve seat, a second valve seat, and an upper cover; wherein: The power source has an output shaft, and an eccentric member is sleeved on the output shaft; the actuating member, the actuating member is eccentrically inserted on the eccentric member; the piston seat is provided with a plurality of piston bearing holes; The piston member is made of a flexible and soft material, and includes a plurality of pistons, each of which is correspondingly accommodated in one of the piston bearing holes, the top of the piston forms a concave chamber, and the piston A coupling rod is extended from the bottom, and the coupling rod is engaged with the actuating member after passing through the piston bearing hole; The first valve seat includes a plurality of sets of check valve holes, each set of the check valve holes corresponds to a recess of the piston, and the check valve holes include a suction check valve hole and an output check valve hole. a valve hole, wherein a draw check valve is accommodated in the draw check valve hole, and an output check valve is accommodated in the output check valve hole; The second valve seat is provided with a plurality of output slot holes on the end face facing the first valve seat, each of the output slot holes corresponds to the output check valve hole, and the second valve seat is away from the The end face of the first valve seat is provided with an output general slot hole, a plurality of the output slot holes are communicated with the output general slot hole, and the output check valve hole, the output slot hole, and the output general slot hole are composed of An output channel is defined; the second valve seat is also provided with a plurality of drawing slots, and these drawing slots correspond to and communicate with the drawing check valve holes, and define a drawing channel; The upper cover is provided with a suction nozzle and an output nozzle, the suction nozzle communicates with the suction channel, and the output nozzle communicates with the output channel. The vacuum pump according to claim 1, wherein the vacuum pump further comprises: A first gasket is arranged between the first valve seat and the second valve seat, and is respectively provided with a suction check valve hole corresponding to each of the suction check valve holes and the output check valve hole. a through hole and an output through hole; the drawing through hole and the output through hole are respectively in communication with the drawing slot hole and the output slot hole on the second valve seat; A second gasket is arranged between the second valve seat and the upper cover, and is provided with a plurality of suction through holes and an output through hole, and each of the suction through holes is connected to one of the suction hole grooves, The output perforation is connected with the output general slot, and the suction perforation and the output perforation are respectively communicated with the suction nozzle and the output nozzle of the upper cover; The corresponding suction perforation, the suction slot, the suction through hole, and the suction check valve hole constitute the suction channel, and the corresponding output perforation, the output total slot, the The output slot hole, the output through hole, and the output check valve hole constitute the output channel. The vacuum pump according to claim 2, wherein a liquid storage chamber is provided on the side of the upper cover facing the second gasket, each of the suction through holes corresponds to the liquid storage chamber, and the The liquid storage chamber is provided with an output channel, the output channel corresponds to the output perforation, the suction nozzle communicates with the liquid storage chamber, and the output nozzle communicates with the output channel. The vacuum pump according to claims 2 and 3, wherein the suction check valve comprises a first ball body and a first elastic member, and the first elastic member is disposed in the suction check valve hole close to the piston At one end of the piston, the first ball is pushed by the first elastic member and away from the piston; the output check valve hole forms a tapered cone at one end adjacent to the piston, and the output reverse An output check valve is accommodated in the check valve hole, the output check valve includes a second ball body and a second elastic member, and the second ball body is arranged at one end of the output check valve hole adjacent to the piston, The second ball body is pushed by the second elastic member to be in close contact with the cone portion. The vacuum pump according to claim 4, wherein the actuating member comprises a shaft rod and an arc-shaped plate fixedly connected with the shaft rod, the shaft rod is eccentrically inserted on the eccentric member, and the arc The shaped plate is gradually inclined downward from the center in the radial direction, so that the arc-shaped plate is convex in the middle and the periphery is inclined downward, and a joint hole is arranged on the peripheral edge of the arc-shaped plate. After passing through the piston bearing hole, the coupling rod is correspondingly engaged with the engagement hole of the actuating member. The vacuum pump according to claim 5, wherein the plurality of engaging holes on the arc-shaped plate are arranged at equal angular intervals. The vacuum pump according to claim 6, wherein each piston of the piston member is a structure integrally connected to each other. The vacuum pump according to claim 7, wherein the vacuum pump further comprises a casing, and the casing accommodates the eccentric member and the actuating member. The vacuum pump according to claim 8, wherein the vacuum pump further comprises a casing, and the casing accommodates the eccentric member and the actuating member. A soap feeding device comprises a container and the vacuum pump according to any one of claims 1 to 9, wherein the container contains liquid, and the suction nozzle communicates with the interior of the container through a pipeline.

Images