阅读说明：本技术 一种水泵润滑装置 (Water pump lubricating arrangement ) 是由 陈继雄 陈子华 于 2019-11-13 设计创作，主要内容包括：本发明公开了一种水泵润滑装置,其包括中空的储水座,储水座内具有储水腔,储水座的下部设置有连接头,连接头上设置有进出水孔,储水座的上部设置有气孔,储水座内还设置有能够启闭气孔的气阀,气阀包括能够堵住气孔的阀芯,储水腔内设置有能够在其中上下移动的浮子,浮子上设置有能够在浮子下降时驱动阀芯运动以打开气孔的推顶件,气阀还包括能够在浮子上升时驱动阀芯堵住气孔的复位装置。本发明应用在水泵上时,能够采用由水泵泵送的水作为润滑剂,有效地避免了采用润滑油润滑可能造成水体污染的问题。(The invention discloses a water pump lubricating device which comprises a hollow water storage seat, wherein a water storage cavity is arranged in the water storage seat, a connector is arranged at the lower part of the water storage seat, a water inlet and outlet hole is formed in the connector, an air hole is formed in the upper part of the water storage seat, an air valve capable of opening and closing the air hole is further arranged in the water storage seat, the air valve comprises a valve core capable of blocking the air hole, a floater capable of moving up and down is arranged in the water storage cavity, a pushing piece capable of driving the valve core to move to open the air hole when the floater descends is arranged on the floater, and the air valve further comprises a resetting device capable of driving the valve core to block the air hole. When the lubricant is applied to the water pump, water pumped by the water pump can be used as the lubricant, so that the problem of water pollution caused by lubricating with lubricating oil is effectively solved.)

1. A water pump lubricating device is characterized by comprising a hollow water storage seat (1), a water storage cavity (101) is arranged in the water storage seat (1), a connector (102) is arranged at the lower part of the water storage seat (1), a water inlet and outlet hole (103) is arranged on the connector (102), an air hole (104) is arranged on the upper part of the water storage seat (1), an air valve capable of opening and closing the air hole (104) is also arranged in the water storage seat (1), the air valve comprises a valve core (21) capable of blocking the air hole (104), a floater (3) capable of moving up and down is arranged in the water storage cavity (101), the floater (3) is provided with an ejector (31) which can drive the valve core (21) to move to open the air hole (104) when the floater (3) descends, the air valve also comprises a resetting device which can drive the valve core (21) to block the air hole (104) when the floater (3) ascends.

2. The water pump lubricating device according to claim 1, wherein a protruding spring mounting seat (105) is arranged on the inner side wall of the water storage seat (1), the inner side port of the air hole (104) is arranged on the end surface of the spring mounting seat (105), the resetting device is an elastic member (23), and one end of the valve core (21) is connected to the spring mounting seat (105) through the elastic member (23) so that the end surface of the valve core (21) blocks the inner side port of the air hole (104).

3. A water pump lubricating device according to claim 2, characterized in that the ejector (31) is arranged above the other end of the valve core (21), the top of the float (3) is provided with a support seat (32) at two sides of the valve core (21), and two ends of the ejector (31) are respectively connected with the two support seats (32).

4. A water pump lubricating device according to claim 2, characterized in that the elastic member (23) is a cylindrical spring, the outer side wall of the valve core (21) is provided with a first spiral groove (211), the outer side wall of the spring mounting seat (105) is provided with a second spiral groove (106), one end of the cylindrical spring is sleeved on the valve core (21) and embedded in the first spiral groove (211), and the other end of the cylindrical spring is sleeved on the valve core (21) and embedded in the second spiral groove (106).

5. A water pump lubrication device according to claim 2, characterised in that the end of the valve spool (21) is provided with a seal (22) for sealing the inner port of the air vent (104).

6. A water pump lubricating device according to claim 2, characterized in that the water storage base (1) comprises a cup-shaped base (11) and an upper cover (12) installed at the upper port of the base (11), the water storage cavity (101) is formed between the base (11) and the upper cover (12), the connector (102) is arranged at the lower part of the base (11), a plug (13) is installed on the upper cover (12), one end of the plug (13) extends into the water storage cavity (101) and the end part forms the spring mounting seat (105).

7. A pump lubrication device according to claim 1, characterised in that the float (3) is a hollow member and that the water storage chamber (101) is provided with a guide member which guides the float (3) when the float (3) moves up and down.

8. A water pump lubricating device according to claim 7, characterized in that the guide comprises two parallel guide rods (61), the lower ends of the two guide rods (61) are connected through a cross rod (62), the float (3) is arranged between the cross rod (62) and the two guide rods (61), and the outer side wall of the float (3) is provided with a guide groove (33) matched with the guide rods (61).

Technical Field

The invention relates to a water pump lubricating device.

Background

The existing water pump adopts lubricating oil as a lubricant for parts such as bearings, and then, as a main shaft and a turbine in the water pump rotate, effective sealing is difficult to realize, and in the working process of the water pump, part of the lubricating oil can leak to pollute a water source.

Disclosure of Invention

In view of the above, an object of the present invention is to provide a lubricating device capable of automatically lubricating a water pump with liquid water.

The technical scheme adopted by the invention for solving the technical problem is as follows:

the utility model provides a water pump lubricating arrangement, its includes hollow water storage seat, the water storage chamber has in the water storage seat, the lower part of water storage seat be provided with the connector, be provided with the business turn over water hole on the connector, the upper portion of water storage seat is provided with the gas pocket, the water storage seat in still be provided with and open and close the pneumatic valve of gas pocket, the pneumatic valve is including plugging up the case of gas pocket, the water storage intracavity be provided with the float that can reciprocate wherein, be provided with on the float and drive the plug motion when the float descends in order to open the ejecting piece that pushes away of gas pocket, the pneumatic valve still including can the drive when the float rises the resetting means of gas pocket is plugged up to the case.

Preferably, a protruding spring mounting seat is arranged on the inner side wall of the water storage seat, the inner side port of the air hole is arranged on the end surface of the spring mounting seat, the resetting device is an elastic piece, and one end of the valve core is connected to the spring mounting seat through the elastic piece so that the end surface of the valve core blocks the inner side port of the air hole.

Preferably, the ejector is arranged above the other end of the valve core, the top of the float is provided with support seats positioned on two sides of the valve core, and two ends of the ejector are respectively connected with the two support seats.

Preferably, the elastic element is a cylindrical spring, a first spiral groove is formed in the outer side wall of the valve core, a second spiral groove is formed in the outer side wall of the spring mounting seat, one end of the cylindrical spring is sleeved on the valve core and embedded in the first spiral groove, and the other end of the cylindrical spring is sleeved on the valve core and embedded in the second spiral groove.

Preferably, an end portion of the valve element is provided with a sealing member for sealing an inner port of the air hole.

Preferably, the water storage seat comprises a cup-shaped base and an upper cover installed at an upper port of the base, the water storage cavity is formed between the base and the upper cover, the connector is arranged at the lower portion of the base, a plug is installed on the upper cover, one end of the plug extends into the water storage cavity, and the end of the plug forms the spring installation seat.

Preferably, the float is a hollow part, and a guide part capable of guiding the float when the float moves up and down is arranged in the water storage cavity.

Preferably, the guide part comprises two guide rods parallel to each other, the lower ends of the two guide rods are connected through a cross rod, the float is arranged between the cross rod and the two guide rods, and a guide groove matched with the guide rods is arranged on the outer side wall of the float.

The invention has the beneficial effects that: when the lubricant is applied to the water pump, water pumped by the water pump can be used as the lubricant, so that the problem of water pollution caused by lubricating with lubricating oil is effectively solved.

Drawings

FIG. 1 is an assembly view of a water pump to which the present invention is applied;

FIG. 2 is an exploded view of a water pump to which the present invention is applied;

FIG. 3 is an exploded view of the present invention;

FIG. 4 is a cross-sectional view of a first condition of the present invention;

FIG. 5 is a cross-sectional view of a second condition of the present invention;

FIG. 6 is a cross-sectional view of a third condition of the present invention;

fig. 7 is an enlarged view of a portion a in fig. 5.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.

Referring to fig. 3 to 7, the invention provides a water pump lubricating device, which comprises a hollow water storage seat 1, wherein a closed water storage cavity 101 is arranged in the water storage seat 1, a connector 102 is arranged at the lower part of the water storage seat 1, a water inlet and outlet hole 103 is arranged on the connector 102, an air hole 104 is arranged at the upper part of the water storage seat 1, an air valve capable of opening and closing the air hole 104 is further arranged in the water storage seat 1, the air valve comprises a valve core 21 capable of blocking the air hole 104, a floater 3 capable of moving up and down is arranged in the water storage cavity 101, a pushing piece 31 capable of driving the valve core 21 to move to open the air hole 104 when the floater 3 descends is arranged on the floater 3, and the air valve further comprises a resetting device capable of driving the valve core 21 to.

Referring to fig. 5 and 7, as a preferred embodiment of the present invention, a protruding spring mounting seat 105 is disposed on an inner side wall of the water storage seat 1, an inner side port of the air hole 104 is disposed on an end surface of the spring mounting seat 105, the reset device is an elastic member 23, and one end of the valve core 21 is connected to the spring mounting seat 105 through the elastic member 23 so that the end surface of the valve core 21 blocks the inner side port of the air hole 104.

In a preferred embodiment of the present invention, the ejector 31 is disposed above the other end of the valve core 21, the top of the float 3 is provided with a support seat 32 located on both sides of the valve core 21, and both ends of the ejector 31 are respectively connected to the two support seats 32.

As a preferred embodiment of the present invention, the elastic element 23 is a cylindrical spring, the outer sidewall of the valve core 21 is provided with a first spiral groove 211, the outer sidewall of the spring mounting seat 105 is provided with a second spiral groove 106, one end of the cylindrical spring is sleeved on the valve core 21 and embedded in the first spiral groove 211, and the other end of the cylindrical spring is sleeved on the valve core 21 and embedded in the second spiral groove 106. Of course, the above-mentioned cylindrical spring may be replaced by a conical spring, a tension spring, etc., and the structure for mounting the conical spring and the tension spring may be changed accordingly.

Further, a sealing member 22 for sealing an inner port of the air hole 104 is provided at an end portion of the valve body 21, and the sealing member 22 is generally made of rubber, and moves with the valve body 21 to open or close the gas work.

In one embodiment of the present invention, the water storage seat 1 includes a cup-shaped base 11 and an upper cover 12 installed at an upper port of the base 11, the base 11 and the upper cover 12 are sealed by a sealing ring, the water storage cavity 101 is formed between the base 11 and the upper cover 12, the connector 102 is disposed at a lower portion of the base 11, the upper cover 12 is installed with a plug 13, one end of the plug 13 extends into the water storage cavity 101, and the end of the plug 13 forms the spring installation seat 105. The air hole 104 comprises a first hole section arranged on the plug 13 and a second hole section arranged on the upper cover 12, the first hole section is communicated with the second hole section, and the opening of the second hole section is provided with a screwing cover 5 capable of opening and closing the second hole section. Screwing the screw cap 5 and the upper cap 12, screwing the screw cap 5 to open a hole, screwing the screw cap 5 to seal the second hole section, unscrewing the screw cap 5, and communicating the second hole section with the external space. And a split scheme is adopted, so that the production, the processing and the subsequent maintenance are facilitated.

Alternatively, the float 3 is a hollow member, and a guide member capable of guiding the float 3 when the float 3 moves up and down is provided in the water storage chamber 101. Referring to fig. 3, the guide member includes two guide rods 61 parallel to each other, lower ends of the two guide rods 61 are connected by a cross bar 62, the float 3 is disposed between the cross bar 62 and the two guide rods 61, and a guide groove 33 engaged with the guide rods 61 is provided on an outer side wall of the float 3.

Referring to fig. 1 and 2, a water pump to which the present invention is applied includes a housing 71, a water pump coil 72, a water pump shaft 73, and a turbine 74 driven by a rotor to rotate, and a pipe joint 75 is provided at the other end of the housing 71 opposite to the turbine 74, and the pipe joint 75 is connected to a joint 102 of a lubricating device of the present invention to communicate a water storage chamber 101 with the inside of the water pump.

Taking a dishwasher with a water pump as an example, the working principle of the invention is as follows:

1. referring to fig. 4, before the water pump is started, no water is in the water storage cavity 101, the float 3 descends to the bottom of the water storage cavity 101, the cylindrical spring connected between the valve core 21 and the spring mounting seat 105 is bent by the gravity of the float 3, and the valve core 21 rotates by a certain angle to enable the air valve to be in an open state. When the water pump is started, the water pressure at the turbine of the water pump is high, a part of water for washing dishes enters the water pump along the water pump shaft 73 to lubricate the action part of the water pump energy, meanwhile, a part of water enters the water storage cavity 101 through the water inlet and outlet, and the floater 3 discharges the air in the water storage cavity 101 along with the rise of the water level;

2. referring to fig. 5, when the water storage cavity 101 is filled with lubricating water, the highest point of the float 3 rises, the cylindrical spring drives the valve core 21 to reset, the air valve is closed, and the action part in the water pump keeps a lubricating state;

3. referring to fig. 6, after the dish washing work is completed, the dish washing machine drains water, at the moment, the water pressure in the water storage cavity 101 is greater than the outside, the water in the water storage cavity 101 is discharged from the water inlet and outlet, and meanwhile, the floater 3 moves down along with the liquid level to open the air valve, so that the water in the water storage cavity 101 can be emptied to wait for the next operation.

The invention adopts the water pumped by the water pump as the lubricant, thereby effectively avoiding the problem of water pollution possibly caused by adopting the lubricating oil for lubrication.

The above is only a preferred embodiment of the present invention, and the technical solutions that achieve the objects of the present invention by basically the same means are all within the protection scope of the present invention.