KR20220056384A - A vacuum self-priming device for pump - Google Patents

Abstract

The present invention provides a self-priming vacuum device for a pump, selectively attached to and detached from an injection port spatially connected to a pump chamber of a driving pump formed so as to pump a fluid, performing self-priming for air of the pump chamber to discharge the air to the outside and to form a vacuum state such that the pump can be driven without being filled with separate priming water when the pump performs a pumping operation as the pump chamber of the pump is filled with a fluid through self-priming to form a vacuum state. The self-priming vacuum device for the pump comprises: a vacuum pump selectively connected to the injection port and driven by control of a control means, which controls and supplies power of a power supply unit, to perform self-priming for a fluid and to form a vacuum state; a blocking means provided to be spatially connected between the vacuum pump and the injection port and blocking suction of the fluid, sucked into the vacuum pump, at the injection port and spatially closing the injection port when the vacuum state is formed in the pump chamber; and a sensing means configured to transmit sensing data, resulted from sensing the time point when the vacuum state of the pump chamber is formed, to the control means.

Description

A vacuum self-priming device for pump

According to the present invention, as the pump chamber of the pump is filled with fluid through strong magnetic suction and formed in a vacuum state, the pump can be operated without additional priming during the pump operation, thereby maximizing the quality of use. It relates to a strong magnetic absorption vacuum device for use.

In general, a pump for pumping water is installed in a reservoir, a dam, a flooded area, etc. to pump water as needed.

In general, such a pump is pumped only when water is completely filled into the pumping chamber of the pump at the initial stage of operation. disk pump), having a housing having a cylindrical rotor chamber therein, an inlet and an outlet at one end of the chamber, disposed coaxially within the chamber and connected to rotate together about a central axis of the chamber and facing inwardly and at least two parallel-spaced disks having a surface, wherein the inner opposite surfaces of the disks are spaced apart from each other by a predetermined distance during rotation to pump a fluid.

In such a conventional pump, when the disk rotates in a chamber by driving a motor, the fluid is pumped by shear force and friction or viscous traction force generated by a vane provided on the disk.

In addition, when the fluid to be pumped is located below the discharge port of the pump, in the process of forcibly moving the fluid by pumping it upward, the pump must be completely filled with water to realize a vacuum state at the beginning of operation to ensure smooth pumping. will lose

Accordingly, in the prior art, another pump or a water ring vacuum pump that is operated while continuously supplying a certain amount of water (priming water) to the pump chamber is used to discharge the air inside the pump chamber of the pump to create a vacuum state and to fill the water with water. to be pumped.

On the other hand, in Korea Patent Registration No. 10-0791044 (name: vacuum strong self-priming pump), the air outlet pipe that communicates with the pump chamber of the pump to move the air of the pump chamber; an air blocking unit installed between one end of the air discharge pipe and the pump chamber to open and close one end of the air discharge pipe; and an air discharge means communicating with the other end of the air discharge pipe and having an air pumping unit for discharging the air in the pump chamber to the outside; and communicating with the pump chamber to which the fluid is pumped by a motor to discharge the air in the pump chamber to the outside. It is proposed and used in vacuum strong self-priming pumps that are designed to form a vacuum state by filling the fluid while discharging, so that the pump can be stably performed without performing a separate priming operation.

Korean Patent Registration No. 10-1237143 Korean Patent Registration No. 10-0791044

However, the ferromagnetic suction structure of the conventional vacuum ferromagnetic pumps as described above has a problem of poor usability as it is applied to a general pump and cannot be used.

That is, it cannot be applied to an existing pump, and there is an uneconomical problem that the vacuum magnetic self-priming pump must be newly installed and used.

The present invention has been proposed to solve the conventional problems as described above, and an object of the present invention is to fill the pump chamber of the pump with a fluid through strong magnetic suction to form a vacuum state. The purpose of this is to provide a strong magnetic suction device for pumps that can operate the pump without replenishing the priming water and maximize the quality of use.

The strong magnetic absorption device for a pump according to the present invention for achieving the object of the present invention as described above is selectively attached to and detached from the inlet spatially connected to the pump chamber of the driving pump to pump the fluid, and strongly magnetically sucks the air in the pump chamber. In the strong magnetic suction vacuum device for a pump to be discharged to the outside to form a vacuum state; a vacuum pump selectively connected to the inlet and driven through the control of a control means configured to control and supply power of the power supply unit to form a vacuum state by strong magnetic suction of the fluid; blocking means provided to be spatially connected between the vacuum pump and the inlet, respectively, and spatially closed while blocking the fluid sucked from the inlet to the vacuum pump from being sucked when the vacuum state of the pump chamber is formed; and a sensing unit configured to transmit sensing data for detecting the time of formation of the vacuum vacuum state of the pump chamber to the control unit.

The strong magnetic suction device for a pump according to the present invention configured as described above, fills the pump chamber of the drive pump configured to pump the fluid through the pump means through strong magnetic suction to form a vacuum state, thereby performing the pump operation of the drive pump It has the effect of performing pump operation without additional priming.

In addition, when the pump chamber of the drive pump is filled with fluid and evacuated, the detection means detects it and the obtained detection data is calculated by the control means, then stops the driving of the pump means to ensure stability, as well as the inlet and the inlet through the blocking means As the spatial connection with the pump means is closed to prevent the fluid in the pump chamber from flowing into the pump means to prevent damage to the pump means, it has the effect of realizing structural stability.

In addition, the effect of maximizing the quality of use by selectively and stably performing the operation of selectively forming the initial state of the pump operation (filling the pump room (vacuumization)) with respect to a number of conventionally installed driving pumps have

1 is a schematic illustration showing a strong magnetic absorption device for a pump according to an embodiment according to the present invention.
2 and 3 are schematic exemplary views showing the state of use of the ferromagnetic suction vacuum device for the pump according to the present embodiment.
4 to 6 are schematic exemplary views showing the working state of the blocking means constituting the strong magnetic absorption device for the pump according to the present embodiment.
7 is a schematic exemplary view showing a control state of a ferromagnetic suction vacuum device for a pump according to the present embodiment.

Hereinafter, with reference to the accompanying drawings, a detailed description of the strong magnetic absorption device for a pump according to a preferred embodiment of the present invention is as follows.

Embodiments of the present invention may be modified in various forms, and the scope of the present invention should not be construed as being limited to the embodiments described in detail below. This embodiment is provided to more completely explain the present invention to those of ordinary skill in the art. Accordingly, the shape of elements in the drawings may be exaggerated to emphasize a clearer description. It should be noted that in each drawing, the same member is shown with the same reference numerals in some cases. Detailed descriptions of well-known functions and configurations determined to unnecessarily obscure the gist of the present invention will be omitted.

1 to 7 are views showing a ferromagnetic suction vacuum device 1 for a pump according to an embodiment according to the present invention. The ferromagnetic suction vacuum device 1 for a pump according to this embodiment is mainly sludge, water Air is strongly sucked into the pump chamber 11 of the drive pump 10 to pump a liquid fluid such as, and discharged to the outside, while filling the liquid fluid to be pumped to a vacuum state to form an initial state of the pumping operation. Particularly applicable.

That is, it is selectively attached to and detached from the inlet 12 spatially connected to the pump chamber 11 of the driving pump 10 to pump the fluid, and strongly magnetically sucks the air in the pump chamber 11 and discharges it to the outside to form a vacuum state. By doing so, it can be applied to enabling the pump operation to be performed without a separate priming water filling during the pump operation of the drive pump 10 .

In the above, the driving pump 10 receives power through the control of the control means 14 configured to control and supply the power of the power supply unit 13 to generate rotational force by receiving the power generated from the driving motor 15 . The impeller 16 provided in the pump chamber 11 receives and rotates to pump the fluid in the pump chamber 11, and the drive pump 10 has a configuration to which a conventionally known technology is applied. It is preferable to be appropriately applied according to the user's selection.

The strong magnetic suction vacuum device 1 for the pump according to this embodiment is selectively connected to the inlet 12 and driven through the control of the control means 14 to control and supply the power of the power supply unit 13. a vacuum pump (2) configured to form a vacuum state by strong magnetic absorption of the fluid; The fluid is provided to be spatially connected between the vacuum pump 2 and the inlet 12, respectively, and is sucked into the vacuum pump 2 from the inlet 12 when the vacuum state of the pump chamber 11 is formed. Blocking means (3) to be spatially closed while blocking the suction; and a sensing unit (4) configured to transmit sensing data for detecting the formation time of the vacuum vacuum state of the pump chamber (11) to the control unit (14).

That is, when the fluid is to be pumped through the drive pump 10, first, when the pump means 2 is driven through the control of the control means 14, the pump chamber ( As the air remaining in 11) is sucked and discharged to the outside, the fluid to be pumped is sucked into the inlet of the drive pump 10 and filled in the pump chamber 11 .

At this time, the fluid filled in the pump chamber 11 is spatially blocked through the blocking means 3 in the process of being suctioned and moved to the pump means 2 by the suction force of the pump means 2, so that the fluid is Stepless suction with the pump means (2) is prevented.

In addition, when the filling state of the fluid in the pump chamber 11 is sensed in real time by the sensing means 4 and filling is made at a set water level, the detected data is transmitted to the control means 14 in real time. The operation of pumping the fluid by driving the drive motor 15 of the drive pump 10 is performed while the pump means 2 is controlled and the drive is stopped through an operation according to the data set by the control means 14 do.

Accordingly, excessive driving of the pump means 2 is stopped to ensure stability, as well as selectively initializing the pump operation for a plurality of conventionally installed driving pumps 10 (filling of the pump room (vacuumization)) ) is to be performed simply and stably, thus maximizing the quality of use.

In the outlet through which the fluid is discharged from the drive pump 10 in the above, a 'one-way check valve' designed to prevent a reverse flow of an external fluid into the pump chamber 11 or a 'one-way check valve' that is opened and closed through the control of the control means 14 A non-return valve 17 made of a solenoid valve may be provided; The non-return valve 17 may have a configuration to which a conventionally known technology is applied, and is preferably applied according to a user's selection.

On the other hand, the airtightness of the pump chamber 11 is prevented from being damaged while the external air flows back through the outlet of the driving pump 10 when the pump means 2 is driven through the opening and closing of the non-return valve 17 . Thus, the vacuum operation of the pump chamber 11 is performed stably.

In the above, the pump means (2), which can be made of a configuration to which a conventionally known technique is applied, is preferably applied according to the user's selection.

In the above, the sensing means 4 is configured to sense the water level in the pump chamber 11, and may be configured in a configuration to which a conventionally known technique is applied, and is preferably applied according to a user's selection.

The strong magnetic suction vacuum device 1 for a pump according to this embodiment made as described above may further include a device body 5 configured to install the pump means 2 and the blocking means 3 on the upper part. there is; The device body 5 includes a body plate 51 formed of a 'plate body' of a 'plate' shape; Idle wheels (52) provided on the bottom surface of the body plate (51) and; The handle 53 is extended from one end of the body plate 51 to be mounted by hand;

That is, the user can easily transport and use the body plate 51 to a desired place by holding the handle 53 by hand, so that usability can be improved.

In the ferromagnetic suction vacuum device 1 for a pump according to this embodiment made as described above, the blocking means 3 is disposed between the inlet 12 and the suction port of the pump means 2, and the fluid is introduced a blocking body 33 having a buoyancy space (A) provided with an inlet 31 to be discharged and an outlet 32 to be discharged; A buoyant (浮具) 34 provided in the buoyancy space of the blocking body 33 and configured to ascend and descend by buoyancy, is connected to the buoyant 34, and the discharge port 12 when the buoyant 34 is elevating and lowering. A valve body (V) configured to open and close the; may be included.

That is, the opening and closing of the discharge port 32 is controlled through the valve body V, and the valve body V moves in the same direction as the float 34 moved in the up and down direction by buoyancy to the The discharge port 32 is opened and closed.

At this time, when the float 34 rises, the valve body V rises to close the outlet 32 , and when the float 34 descends, the valve body V simultaneously descends to close the outlet 32 . ) will be opened.

Accordingly, when the air from the pump chamber 11 is completely discharged to the outside through the pump means 2 and the fluid sucked in the pump chamber 11 is filled in the blocking body 33, the introduced fluid By the buoyancy generated by the buoyancy force, the float 34 rises, whereby the valve body V closes the discharge port 32 , thereby preventing the fluid from being delivered to the pump means 2 .

Accordingly, a vacuum state is realized by automatically and stably discharging air from the pump chamber 11 without the need for a separate power source and operation work.

In the discharge port 32 , a guide piece 36 having a guide hole through which a guide rod 35 provided to extend from the valve body V toward the discharge port 32 is guided may be formed.

That is, when the valve body V ascends and descends in the direction toward the discharge port 32 , a straight reciprocating motion can be performed in a static posture.

Accordingly, even if the pressure for elevating the valve body V is applied at an opposite angle, the discharge port 32 can be stably opened and closed by elevating and lowering while stably maintaining a static posture.

In the above, the upper end of the floating ball 34 is connected to the end of the first connecting link 37 which is axially coupled to the shaft disposed on the blocking body 33 to perform seesaw motion; The valve body (V) is axially coupled to a shaft provided in the blocking body (33) to perform a seesaw motion, and one end of the first connecting link (37) and one end are rotatably coupled to each other by a connecting piece (38). It is rotatably shaft-coupled to the other end of the second connection link 39 to seesaw motion in the same direction, and when the floating tool 34 is raised and lowered, it rises and goes down in the same direction to open and close the discharge port 32. .

That is, when the floating port 34 rises and falls by the buoyancy of the fluid, the valve body V moves up and down in the same direction to open and close the discharge port 32 .

In the above, by adjusting the angle of the seesaw movement by varying the position of the shaft that shaft-couples the first connection link 37 and the second connection link 39 to the blocking body 33, the lifting and lowering of the float 34 is performed. It may be possible to adjust the elevation height of the valve body (V) with respect to the height.

That is, when the elevating height of the valve body (V) is formed to be small with respect to the elevating/lowering height of the float (34), the elevating/lowering reciprocating length of the valve body (V) is reduced and at the same time. The opening/closing operation of the discharge port 32 can be formed to be more precise, so that the design can be easily implemented in a form that minimizes the occurrence of a leaking space.

Therefore, it is possible to provide a high-quality product that secures the reliability of the operation performance of the blocking means (3).

In the above, the first connecting link 37 and the first connecting link 37 are connected through screw coupling through a 'connecting pipe' having a threaded part therein. It may be possible to adjust the spacing between the

That is, the position of the floating tool 34 inside the blocking body 33 can be easily adjusted.

On the other hand, the inlet 31 of the blocking body 33, the end of which is detachably connected to the connecting pipe 6 to the inlet 12 may be connected to be spatially connected to the inlet 12; The connection pipe 6 may be made of a 'flexible' material, and is preferably applied according to a user's selection.

In the ferromagnetic suction vacuum device 1 for a pump according to the present embodiment made as described above, the blocking body 33 may be installed to be disposed at a position higher than the filling target water level for the pump chamber 11 .

That is, the position of the buoyancy space (A) is disposed at a position higher than the water level at which a vacuum is to be formed in the pump chamber (11), so that when the buoyancy unit (34) is raised/lowered, the closing driving of the valve body (V) is desired. It may be made at a point in time, and thus stability of driving may be realized.

In the ferromagnetic suction vacuum device 1 for a pump according to this embodiment made as described above, the body plate 51 is provided with a height adjusting means 7 to adjust the height of the blocking body 33, The height of the blocking body 33 may be adjusted to a height tailored to each of the driving pumps 10 .

That is, the height of the shut-off body 33 is selectively arranged at a position suitable for each of the drive pumps 10 having different capacities, so that the closing drive of the valve body V is achieved at a desired time. can be lost

In the above adjustment means (7), the support frame (71) provided while having a vertical height to the body plate (51) and; a fixed frame 72 having a length in the longitudinal direction of the support frame 71 and having the blocking body 33 fixedly supported at an upper end thereof and bound to the support frame 61; A stone member 73 configured to bind the support frame 71 and the fixed frame 72 together may be included.

That is, as the binding position of the fixed frame 72 is adjusted to the support frame 71 and assembled by binding through the binding member 73, the height of the blocking body 33 is selectively adjusted. so it can be patched.

In the above, the binding member 73 may be formed of a 'binding bolt' that is screwed and bound while penetrating through the binding holes respectively formed in the support frame 71 and the fixing frame 72; It may consist of a configuration to which a conventionally known technique is applied, and it is preferable to be appropriately applied according to the user's selection.

One embodiment of the present invention described above is merely exemplary, and those of ordinary skill in the art to which the present invention pertains will appreciate that various modifications and equivalent other embodiments are possible therefrom. . Therefore, it will be well understood that the present invention is not limited to the form mentioned in the above detailed description. Therefore, the true technical protection scope of the present invention should be determined by the technical spirit of the appended claims. Moreover, it is to be understood that the present invention covers all modifications, equivalents and substitutions falling within the spirit and scope of the invention as defined by the appended claims.

1: strong magnetic suction vacuum device 10: drive pump
11: pump room 12: inlet
13: power supply unit 14: control means
15: drive motor 16: impeller
17: non-return valve 2: pump means
3: blocking means 31: inlet
32: outlet 33: blocking body
34: Bugu 35: guide rod
36: guide section 37: first connection link
38: connecting piece 39: second connecting link
4: detection means 5: device body
51: body plate 52: idle wheel
53: handle 6: connection pipe
7: height adjustment means 71: support frame
72: fixed frame 73: binding member
A : Buoyancy space ` V : Valve body

Claims (1)

A ferromagnetic suction vacuum device for a pump that is selectively attached to and detached from an injection port spatially connected to a pump chamber of a driving pump configured to pump a fluid to form a vacuum state by ferromagnetically sucking air in the pump chamber and discharging it to the outside;
a vacuum pump selectively connected to the inlet port and driven through the control of a control means configured to control and supply power of the power supply unit to form a vacuum state by strong magnetic suction of the fluid;
a blocking means provided to be spatially connected between the vacuum pump and the inlet, and spatially closed while blocking the fluid sucked from the inlet to the vacuum pump from being sucked when the vacuum state of the pump chamber is formed;
A strong magnetic suction vacuum device for a pump, characterized in that it comprises a; sensing means configured to transmit the sensed data for detecting the formation time of the vacuum vacuum state of the pump chamber to the control means.

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