A small automatic exhaust valve for submersible pump

Abstract

The utility model relates to the technical field of submersible pump exhaust valves, specifically a small automatic exhaust valve for submersible pumps, comprising an exhaust valve adapter mechanism, the top of the exhaust valve adapter mechanism is movably connected to the bottom of the exhaust valve upper cover mechanism, the inner wall of one side of the exhaust valve adapter mechanism is movably connected to the outer wall of a pressing mechanism, the inside of one side of the exhaust valve adapter mechanism is movably connected to the outer wall of a sealing mechanism, one side of the pressing mechanism is fixedly connected to one side of a sliding mechanism, pressing a friction plate to drive a pressing plate to squeeze a support rod, so that an upper sealed semicircular ring and a lower sealed semicircular ring are engaged with the inner wall of an arc groove, and then, the connecting block is limited by the sliding groove, and an extrusion force is given to the upper sealed semicircular ring and the lower sealed semicircular ring, and the extrusion force generated by the connecting block limited by the sliding groove and the engagement of the upper sealed semicircular ring and the lower sealed semicircular ring with the outer wall of the connecting pipe are stabilized.

Description

Technical Field

[0001] The utility model relates to the technical field of submersible pump exhaust valves, in particular to a small automatic exhaust valve for a submersible pump. Background Art

[0002] Submersible pumps are important equipment for extracting water from deep wells. When in use, the entire unit dives into the water to extract groundwater to the surface. It is used for domestic water, mine rescue, industrial cooling, farmland irrigation, seawater lifting, ship load adjustment, and can also be used for fountain landscapes. When using a submersible pump, an exhaust valve is required for use in conjunction with it.

[0003] Exhaust valves are used for exhaust in pipes of independent heating systems, central heating systems, heating boilers, central air conditioners, floor heating and solar heating systems. Nowadays, when exhaust valves are connected to air intake devices, threaded connections are mostly used. The threaded connection requires multiple rotations during connection, making installation and disassembly more complicated. Secondly, the threaded connection makes the connection less airtight, and gas leakage is prone to occur after long-term use of the device. Utility Model Content

[0004] The purpose of the utility model is to provide a small automatic exhaust valve for a submersible pump, so as to solve the problem that the threaded connection method proposed in the above background technology requires multiple rotations during connection, making installation and disassembly more cumbersome, and secondly, due to the threaded connection method, the airtightness of the connection is poor, and gas leakage is prone to occur after the device is used for a long time. In order to achieve the above purpose, the utility model provides the following technical solutions: a small automatic exhaust valve for a submersible pump, including an exhaust valve adapter mechanism, the top end of the exhaust valve adapter mechanism is movably connected to the bottom end of the exhaust valve upper cover mechanism, the inner wall of one side of the exhaust valve adapter mechanism is movably connected to the outer wall of the pressing mechanism, and the inside of one side of the exhaust valve adapter mechanism is movably connected to the outer wall of the sealing mechanism.

[0005] One side of the pressing mechanism is fixedly connected to one side of the sliding mechanism, and the bottom end of the sliding mechanism is movably connected to the inner wall of one side of the exhaust valve adapter mechanism.

[0006] Preferably, the exhaust valve adapter mechanism includes an automatic exhaust valve adapter, an exhaust valve connecting block, a protrusion, a gasket and a connecting pipe, and one side of the outer wall of the automatic exhaust valve adapter is fixedly connected to one end of the exhaust valve connecting block, the top end of the outer wall of the exhaust valve connecting block is fixedly connected to the bottom end of the protrusion, and the top inner wall of the automatic exhaust valve adapter is movably connected to the outer wall of the gasket, a hollow groove is provided inside the automatic exhaust valve adapter, and an air intake groove is provided on one side of the hollow groove, a groove matching the outer wall of the gasket is provided above the hollow groove, and a connecting groove is provided on the inner wall of the air intake groove, a sliding groove is provided on one side of the inner wall of the connecting groove, and a pressing groove is provided on the top of the sliding groove, and an arc groove is provided on the outer wall of one end of the connecting pipe.

[0007] Preferably, the exhaust valve upper cover mechanism includes an automatic exhaust valve base, an automatic exhaust valve upper cover, a steel ball and a rubber ring, and the outer wall of the automatic exhaust valve base is movably connected to the hollow inner wall, the inner wall of the automatic exhaust valve upper cover is provided with a movable groove matching the outer wall of the automatic exhaust valve base, and the outer wall of the automatic exhaust valve base is movably connected to the inner wall of the movable groove, the top of the automatic exhaust valve base is movably connected to the bottom of the steel ball, and the inner wall of the movable groove is fixedly connected to the outer wall of the rubber ring.

[0008] Preferably, the pressing mechanism includes a support rod, a pressing plate and a friction plate, and the outer wall of the support rod is movably connected to the inner wall of the connecting groove, the top of the support rod is fixedly connected to the bottom end of the pressing plate, and the top of the pressing plate is fixedly connected to the bottom end of the friction plate, the outer wall of the support rod matches the inner wall of the connecting groove, and two groups of support rods are provided.

[0009] Preferably, the sealing mechanism includes a sealing ring, an upper sealing semicircular ring and a lower sealing semicircular ring, and the outer wall of the sealing ring is fixedly connected to the inner wall of the air inlet groove, the top of the upper sealed semicircular ring is fixedly connected to the bottom end of a group of support rods, and the bottom end of the lower sealed semicircular ring is fixedly connected to the top of another group of support rods, the outer walls of the upper and lower sealed semicircular rings are movably connected to the inner wall of the air inlet groove, and the outer walls of the upper and lower sealed semicircular rings match the inner wall of the arc groove.

[0010] Preferably, the sliding mechanism includes a sliding base plate, a return spring and a connecting block, and the outer wall of the sliding base plate is movably connected to the inner bottom wall of the sliding groove, the top of the sliding base plate is fixedly connected to the bottom end of the return spring, and the top of the return spring is fixedly connected to the bottom end of the connecting block, the connecting blocks are provided with two groups, and the two groups of connecting blocks are respectively fixedly connected to the two sides of the inner wall of the support rod, the inner wall of the sliding groove matches the outer walls of the sliding base plate and the connecting block, and the inner wall of the pressing groove matches the outer wall of the connecting block.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] The cam is pressed against the support rod and the upper and lower sealed semicircular rings are pressed against the inner wall of the arc groove, thereby the upper and lower sealed semicircular rings are pressed against the inner wall of the arc groove, thereby the outer wall of the connecting end is fitted. When the support rod moves, the connecting block is driven to move from the pressing groove to the inside of the sliding groove, and the return spring is pressed against the return spring, and the friction plate is moved, so that the support rod moves on the inner wall of the connecting groove, and the pressed connecting block and the return spring are moved along the inner wall of the sliding groove. The connecting block is limited by the sliding groove, so that the force of squeezing the upper and lower sealed semicircular rings exists, and the connecting tube extends a little with the movement. The extrusion force generated by the connecting block limited by the sliding groove and the engagement of the upper and lower sealed semicircular rings with the outer wall of the connecting tube stabilizes the connecting tube and facilitates installation.

[0013] In the utility model, the connecting pipe of the air intake device is inserted into the interior of the exhaust valve connecting block, so that the inner wall of the closed ring fits with the outer wall of the connecting pipe, and the connecting block is limited by the sliding groove, so that there is a force for squeezing the upper closed semicircular ring and the lower closed semicircular ring, and the upper closed semicircular ring and the lower closed semicircular ring are engaged with the inner wall of the arc groove, and the connecting pipe is preliminarily sealed by the closed ring, and then the upper closed semicircular ring and the lower closed semicircular ring are engaged and matched, so that the sealing effect is increased and the occurrence of air leakage is reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the utility model;

[0015] Figure 2 It is a cross-sectional view of the utility model;

[0016] Figure 3 It is an exploded view of the utility model;

[0017] Figure 4 This is an exploded diagram of the pressing mechanism of the utility model;

[0018] Figure 5 This is an exploded diagram of the sliding mechanism of the utility model;

[0019] Figure 6 This is a cross-sectional view of the exhaust valve connecting block of the utility model.

[0020] In the figure: 1. exhaust valve adapter mechanism; 101. automatic exhaust valve adapter; 102. exhaust valve connecting block; 103. bump; 104. gasket; 105. connecting pipe; 2. exhaust valve upper cover mechanism; 201. automatic exhaust valve base; 202. automatic exhaust valve upper cover; 203. steel ball; 204. rubber ring; 3. pressing mechanism; 301. support rod; 302. pressing plate; 303. friction plate; 4. sealing mechanism; 401. sealing ring; 402. upper sealing semicircular ring; 403. lower sealing semicircular ring; 5. sliding mechanism; 501. sliding bottom plate; 502. reset spring; 503. connecting block. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technical personnel in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figures 1 to 6 The utility model provides a technical solution: a small automatic exhaust valve for a submersible pump, comprising an exhaust valve adapter mechanism 1, the top of the exhaust valve adapter mechanism 1 is movably connected to the bottom of the exhaust valve upper cover mechanism 2, the inner wall of one side of the exhaust valve adapter mechanism 1 is movably connected to the outer wall of the pressing mechanism 3, and the inside of one side of the exhaust valve adapter mechanism 1 is movably connected to the outer wall of the sealing mechanism 4.

[0023] One side of the pressing mechanism 3 is fixedly connected to one side of the sliding mechanism 5 , and the bottom end of the sliding mechanism 5 is movably connected to the inner wall of one side of the exhaust valve adapter mechanism 1 .

[0024] In this embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6As shown, the exhaust valve adapter mechanism 1 includes an automatic exhaust valve adapter 101, an exhaust valve connecting block 102, a protrusion 103, a gasket 104 and a connecting pipe 105, and one side of the outer wall of the automatic exhaust valve adapter 101 is fixedly connected to one end of the exhaust valve connecting block 102, the top of the outer wall of the exhaust valve connecting block 102 is fixedly connected to the bottom end of the protrusion 103, and the top inner wall of the automatic exhaust valve adapter 101 is movably connected to the outer wall of the gasket 104, a hollow groove is provided inside the automatic exhaust valve adapter 101, and an air intake groove is provided on one side of the hollow groove, a groove matching the outer wall of the gasket 104 is provided above the hollow groove, and a connecting groove is provided on the inner wall of the air intake groove, a sliding groove is provided on one side of the inner wall of the connecting groove, and a pressing groove is provided on the top of the sliding groove, an arc groove is provided on the outer wall of one end of the connecting pipe 105, and the connecting pipe 105 is inserted into the interior of the exhaust valve connecting block 102 for installation.

[0025] In this embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 As shown, the exhaust valve upper cover mechanism 2 includes an automatic exhaust valve base 201, an automatic exhaust valve upper cover 202, a steel ball 203 and a rubber ring 204, and the outer wall of the automatic exhaust valve base 201 is movably connected to the hollow inner wall, the inner wall of the automatic exhaust valve upper cover 202 is provided with a movable groove matching the outer wall of the automatic exhaust valve base 201, and the outer wall of the automatic exhaust valve base 201 is movably connected to the inner wall of the movable groove, the top of the automatic exhaust valve base 201 is movably connected to the bottom of the steel ball 203, and the inner wall of the movable groove is fixedly connected to the outer wall of the rubber ring 204, and after the air is exhausted, the pressurized liquid will push the steel ball 203, so that the steel ball and the rubber ring 204 cooperate, thereby sealing the device.

[0026] In this embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 As shown, the pressing mechanism 3 includes a support rod 301, a pressing plate 302 and a friction plate 303, and the outer wall of the support rod 301 is movably connected to the inner wall of the connecting groove, the top end of the support rod 301 is fixedly connected to the bottom end of the pressing plate 302, and the top end of the pressing plate 302 is fixedly connected to the bottom end of the friction plate 303, the outer wall of the support rod 301 matches the inner wall of the connecting groove, and the support rod 301 is provided with two groups, pressing the friction plate 303 to drive the pressing plate 302 to squeeze the support rod 301.

[0027] In this embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 As shown, the sealing mechanism 4 includes a sealing ring 401, an upper sealing semicircular ring 402 and a lower sealing semicircular ring 403, and the outer wall of the sealing ring 401 is fixedly connected to the inner wall of the air inlet groove, the top of the upper sealing semicircular ring 402 is fixedly connected to the bottom end of a group of support rods 301, and the bottom end of the lower sealing semicircular ring 403 is fixedly connected to the top of another group of support rods 301, and the outer walls of the upper and lower sealing semicircular rings 402 and 403 are fixedly connected to the inner wall of the air inlet groove. The inner wall of the air groove is movably connected, and the outer walls of the upper sealed semicircular ring 402 and the lower sealed semicircular ring 403 match the inner wall of the arc groove. Pressing the friction plate 303 drives the pressing plate 302 to squeeze the support rod 301, thereby driving the upper sealed semicircular ring 402 and the lower sealed semicircular ring 403 to move toward the outer wall of the connecting tube 105, thereby making the upper sealed semicircular ring 402 and the lower sealed semicircular ring 403 engage with the inner wall of the arc groove.

[0028] In this embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 As shown, the sliding mechanism 5 includes a sliding bottom plate 501, a return spring 502 and a connecting block 503, and the outer wall of the sliding bottom plate 501 is movably connected to the inner bottom wall of the sliding groove, the top of the sliding bottom plate 501 is fixedly connected to the bottom end of the return spring 502, and the top of the return spring 502 is fixedly connected to the bottom end of the connecting block 503, and the connecting block 503 is provided with two groups, and the two groups of connecting blocks 503 are respectively fixedly connected to the inner walls of the support rod 301 on both sides, and the inner wall of the sliding groove is connected to the sliding bottom plate 501 and The outer wall of the connecting block 503 matches, and the inner wall of the pressing groove matches the outer wall of the connecting block 503. When the support rod 301 moves, it drives the connecting block 503 from the pressing groove to the inside of the sliding groove, and at the same time squeezes the return spring 502, moves the friction plate 303, and thus makes the support rod 301 move on the inner wall of the connecting groove. At the same time, the squeezed connecting block 503 and the return spring 502 move along the inner wall of the sliding groove, and the connecting block 503 is limited by the sliding groove.

[0029] The use method and advantages of the utility model: When the small automatic exhaust valve for the submersible pump is working, the working process is as follows:

[0030] like Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6As shown, the connecting pipe 105 of the intake device is inserted into the interior of the exhaust valve connecting block 102, so that the inner wall of the closed ring 401 fits with the outer wall of the connecting pipe 105, and then the friction plate 303 is pressed first to drive the pressing plate 302 to squeeze the support rod 301, thereby driving the upper closed semicircular ring 402 and the lower closed semicircular ring 403 to move toward the outer wall of the connecting pipe 105, so that the upper closed semicircular ring 402 and the lower closed semicircular ring 403 are engaged with the inner wall of the arc groove, and then the outer wall of the connecting end is fitted, and the support rod 301 moves while driving the connecting block 503 from the pressing groove. Move to the inside of the sliding groove, squeeze the return spring 502 at the same time, move the friction plate 303 so that the support rod 301 moves on the inner wall of the connecting groove, and at the same time make the extruded connecting block 503 and the return spring 502 move along the inner wall of the sliding groove, limit the connecting block 503 through the sliding groove, so that the force of squeezing the upper sealed semicircular ring 402 and the lower sealed semicircular ring 403 exists, and the connecting pipe 105 will extend a little with the movement, and the pressurized liquid after exhausting will push the steel ball 203, so that the steel ball and the rubber ring 204 cooperate to seal the device.

[0031] The above shows and describes the basic principle, main features and advantages of the utility model. Technical staff in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A small automatic exhaust valve for a submersible pump, comprising an exhaust valve adapter mechanism (1), characterized in that: The top end of the exhaust valve adapter mechanism (1) is movably connected to the bottom end of the exhaust valve upper cover mechanism (2), the inner wall of one side of the exhaust valve adapter mechanism (1) is movably connected to the outer wall of the pressing mechanism (3), and the interior of one side of the exhaust valve adapter mechanism (1) is movably connected to the outer wall of the sealing mechanism (4); One side of the pressing mechanism (3) is fixedly connected to one side of the sliding mechanism (5), and the bottom end of the sliding mechanism (5) is movably connected to the inner wall of one side of the exhaust valve adapter mechanism (1).

2. A small automatic exhaust valve for a submersible pump according to claim 1, characterized in that: The exhaust valve adapter mechanism (1) comprises an automatic exhaust valve adapter (101), an exhaust valve connection block (102), a protrusion (103), a gasket (104) and a connecting pipe (105), wherein one side of the outer wall of the automatic exhaust valve adapter (101) is fixedly connected to one end of the exhaust valve connection block (102), the top end of the outer wall of the exhaust valve connection block (102) is fixedly connected to the bottom end of the protrusion (103), and the top inner wall of the automatic exhaust valve adapter (101) is movably connected to the outer wall of the gasket (104), a hollow groove is provided inside the automatic exhaust valve adapter (101), and an air intake groove is provided on one side of the hollow groove, a groove matching the outer wall of the gasket (104) is provided above the hollow groove, and a connecting groove is provided on the inner wall of the air intake groove, a sliding groove is provided on one side of the inner wall of the connecting groove, and a pressing groove is provided on the top of the sliding groove, and an arc groove is provided on the outer wall of one end of the connecting pipe (105).

3. A small automatic exhaust valve for a submersible pump according to claim 2, characterized in that: The exhaust valve upper cover mechanism (2) comprises an automatic exhaust valve base (201), an automatic exhaust valve upper cover (202), a steel ball (203) and a rubber ring (204), and the outer wall of the automatic exhaust valve base (201) is movably connected to the hollow inner wall, the inner wall of the automatic exhaust valve upper cover (202) is provided with a movable groove matching the outer wall of the automatic exhaust valve base (201), and the outer wall of the automatic exhaust valve base (201) is movably connected to the inner wall of the movable groove, the top of the automatic exhaust valve base (201) is movably connected to the bottom of the steel ball (203), and the inner wall of the movable groove is fixedly connected to the outer wall of the rubber ring (204).

4. A small automatic exhaust valve for a submersible pump according to claim 2, characterized in that: The pressing mechanism (3) comprises a support rod (301), a pressing plate (302) and a friction plate (303), and the outer wall of the support rod (301) is movably connected to the inner wall of the connecting groove, the top end of the support rod (301) is fixedly connected to the bottom end of the pressing plate (302), and the top end of the pressing plate (302) is fixedly connected to the bottom end of the friction plate (303), the outer wall of the support rod (301) matches the inner wall of the connecting groove, and two groups of support rods (301) are provided.

5. A small automatic exhaust valve for a submersible pump according to claim 4, characterized in that: The sealing mechanism (4) comprises a sealing ring (401), an upper sealing semicircular ring (402) and a lower sealing semicircular ring (403), and the outer wall of the sealing ring (401) is fixedly connected to the inner wall of the air inlet groove, the top of the upper sealing semicircular ring (402) is fixedly connected to the bottom end of a group of support rods (301), and the bottom end of the lower sealing semicircular ring (403) is fixedly connected to the top of another group of support rods (301), the outer walls of the upper sealing semicircular ring (402) and the lower sealing semicircular ring (403) are both movably connected to the inner wall of the air inlet groove, and the outer walls of the upper sealing semicircular ring (402) and the lower sealing semicircular ring (403) match the inner wall of the arc groove.

6. A small automatic exhaust valve for a submersible pump according to claim 5, characterized in that: The sliding mechanism (5) comprises a sliding base plate (501), a return spring (502) and a connecting block (503), and the outer wall of the sliding base plate (501) is movably connected to the inner bottom wall of the sliding groove, the top end of the sliding base plate (501) is fixedly connected to the bottom end of the return spring (502), and the top end of the return spring (502) is fixedly connected to the bottom end of the connecting block (503), and the connecting block (503) is provided with two groups, and the two groups of connecting blocks (503) are respectively fixedly connected to the inner wall of the support rod (301) on both sides, the inner wall of the sliding groove matches the outer walls of the sliding base plate (501) and the connecting block (503), and the inner wall of the pressing groove matches the outer wall of the connecting block (503).

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