阅读说明：本技术 一种先导式电磁球阀 (Pilot-operated electromagnetic ball valve ) 是由 何飞 于 2020-12-24 设计创作，主要内容包括：本发明公开了一种先导式电磁球阀,包括有电磁球阀本体,所述电磁球阀本体的顶端固定安装有电磁中控模组,且电磁球阀本体的内部固定安装有传动杆。本发明中,通过连接管内的多目滤网进行过滤,使其液体内的杂质颗粒进行过滤分离,防止液体内的杂质颗粒堆积在电磁球阀本体内,长期的堆积卡住闭合球阀本体,造成闭合球阀本体无法闭合的情况发生,通过套接圆管内壁安装有加热管圈,可以对其连接管进行加热保温,防止装置在寒冷天气时,内部的液体受严寒影响结冰,使其液体无法流通的情况发生,且通过转动第一手拧螺栓,可以带动着弧形压板伸缩移动,便于套接圆管与连接管的安装连接,并可以使其套接圆管灵活调节位置。(The invention discloses a pilot-operated electromagnetic ball valve which comprises an electromagnetic ball valve body, wherein an electromagnetic central control module is fixedly installed at the top end of the electromagnetic ball valve body, and a transmission rod is fixedly installed inside the electromagnetic ball valve body. According to the electromagnetic ball valve, the multi-mesh filter screen in the connecting pipe is used for filtering, so that impurity particles in liquid are filtered and separated, the phenomenon that the impurity particles in the liquid are accumulated in the electromagnetic ball valve body and are blocked by the closed ball valve body for a long time, and the closed ball valve body cannot be closed is avoided.)

1. The utility model provides a pilot-operated formula electromagnetism ball valve, includes electromagnetism ball valve body (1), its characterized in that: the top fixed mounting of electromagnetism ball valve body (1) has electromagnetism central control module (2), and the inside fixed mounting of electromagnetism ball valve body (1) has transfer line (3), the inside lower extreme of electromagnetism ball valve body (1) is provided with closed ball valve body (4), one side welded connection of electromagnetism ball valve body (1) has liquid delivery pipe (9), and the opposite side welded connection of electromagnetism ball valve body (1) has liquid inlet pipe (10), the other end fixedly connected with flange (11) of liquid inlet pipe (10), and the other end of flange (11) installs feed liquor mechanism (5), the inside of feed liquor mechanism (5) is including connecting pipe (501), and is fixed connection between one side of connecting pipe (501) and flange (11), the inside one end fixedly connected with many meshes filter screen (502) of connecting pipe (501), a sleeve connection round pipe (503) is movably sleeved on the surface of the connecting pipe (501), a heating pipe ring (504) is fixedly connected inside the sleeve connection round pipe (503), a connecting wire (505) is connected to one side of the sleeve connection round pipe (503) in an embedded mode, the connecting wire (505) is fixedly connected with the heating pipe ring (504), two ends of the sleeve connection round pipe (503) are respectively in threaded connection with a first hand bolt (506), one end, close to the central line of the connecting pipe (501), of the first hand bolt (506) is rotatably connected with a first bearing (507), the other end of the first bearing (507) is fixedly connected with an arc-shaped connecting plate (508), the other end of the arc-shaped connecting plate (508) is fixedly connected with a first compression spring (509), the other end of the first compression spring (509) is fixedly connected with an arc-shaped pressure plate (5010), and the arc-shaped pressure plate (5010) is movably connected with the, the surface mounting of many meshes filter screen (502) has prevents blockking up mechanism (6), garbage collection mechanism (7) are installed to the bottom of connecting pipe (501), install gap sealing mechanism (8) between connecting pipe (501) and flange (11).

2. A pilot-operated electromagnetic ball valve according to claim 1, wherein: the transmission rod (3) is fixedly connected with the top end of the closed ball valve body (4), and the transmission rod (3) is fixedly connected with the bottom end of the electromagnetic central control module (2).

3. A pilot-operated electromagnetic ball valve according to claim 1, wherein: the heating pipe ring (504) is movably connected with the surface of the connecting pipe (501), and the arc-shaped pressing plate (5010) is symmetrical about the central axis of the connecting pipe (501).

4. A pilot-operated electromagnetic ball valve according to claim 1, wherein: arc clamp plate (5010) constitutes elastic telescopic structure through between first compression spring (509) and arc connecting plate (508), first hand is twisted bolt (506) and is passed through and constitute revolution mechanic between first bearing (507) and arc connecting plate (508), and arc connecting plate (508) through first bearing (507), first hand is twisted bolt (506) and is cup jointed and constitute telescopic structure between pipe (503).

5. A pilot-operated electromagnetic ball valve according to claim 1, wherein: prevent blockking up the inside of mechanism (6) including hydraulic telescoping rod (601), and be connected for the gomphosis between the top of hydraulic telescoping rod (601) and connecting pipe (501), the top fixedly connected with mounting panel (602) of connecting pipe (501) are passed to the output of hydraulic telescoping rod (601), and one side fixedly connected with second compression spring (603) that mounting panel (602) are close to many meshes filter screen (502), opposite side fixedly connected with cleaning brush (604) of second compression spring (603), and be swing joint between the surface of cleaning brush (604) and many meshes filter screen (502).

6. A pilot-operated electromagnetic ball valve according to claim 5, wherein: cleaning brush (604) constitute elastic telescopic structure through between second compression spring (603) and mounting panel (602), be swing joint between the inside of mounting panel (602) and connecting pipe (501), constitute telescopic structure between mounting panel (602) through hydraulic telescoping rod (601) and connecting pipe (501).

7. A pilot-operated electromagnetic ball valve according to claim 1, wherein: the waste collecting mechanism (7) is internally provided with a threaded connecting sleeve (701), the bottom ends of the threaded connecting sleeve (701) and the connecting pipe (501) are fixedly connected in an embedded mode, the threaded connecting sleeve (701) is internally and threadedly connected with a material collecting barrel (702), the surface of the material collecting barrel (702) is fixedly sleeved with a connecting ring (703), and the top end of the connecting ring (703) is connected with a first sealing rubber ring (704) in a melting mode.

8. A pilot-operated electromagnetic ball valve according to claim 7, wherein: the bottom end of the first sealing rubber ring (704) is movably connected with the bottom end of the threaded connection sleeve (701), the first sealing rubber ring (704) is the same as the threaded connection sleeve (701) in diameter, and the material collecting barrel (702) forms a detachable structure with the connection pipe (501) through the threaded connection sleeve (701).

9. A pilot-operated electromagnetic ball valve according to claim 1, wherein: the inside of gap sealing mechanism (8) is including two second bearings (801), and two second bearings (801) respectively with be fixed connection between the one side both ends of flange (11), the surface rotation of second bearing (801) is connected with L type connection layer board (802), and the inside threaded connection of L type connection layer board (802) has second hand-operated bolt (803), second hand-operated bolt (803) are close to one side fixedly connected with splint (804) of flange (11), second sealing rubber circle (805) have been cup jointed in the surface activity of connecting pipe (501), and be swing joint between one side of second sealing rubber circle (805) and flange (11).

10. A pilot-operated electromagnetic ball valve according to claim 9, wherein: the clamping plate (804) is movably connected with one side of the second sealing rubber ring (805), the clamping plate (804) forms a telescopic structure with the L-shaped connecting supporting plate (802) through a second hand-screwed bolt (803), and the L-shaped connecting supporting plate (802) forms a rotating structure with the connecting flange (11) through a second bearing (801).

Technical Field

The invention relates to the technical field of electromagnetic ball equipment, in particular to a pilot-operated electromagnetic ball valve.

Background

A pilot-operated electromagnetic valve features that when it is powered on, the valve rod is lifted by electromagnetic force to open the pilot valve, the upper cavity of electromagnetic valve is relieved by pilot hole to form a pressure difference between lower and higher parts around main valve core, and under the action of said pressure difference, the fluid pressure pushes the main valve core to move upward to open it The multi-way ball valve can flexibly control the confluence, the diversion and the switching of the flow direction of the medium on a pipeline and can close any channel to connect the other two channels. The valve is generally horizontally installed in a pipeline, and the ball valve is divided into a pneumatic ball valve, an electric ball valve and a manual ball valve according to a driving mode.

The existing pilot-operated electromagnetic ball valve does not have the function of filtering liquid in the valve body during the use process, so that impurities in the liquid are accumulated in the valve body for a long time, the closed ball valve body is easy to clamp, the condition that the closed ball valve body of an assembly cannot be closed occurs, and the liquid is easy to freeze and cannot circulate in severe cold weather.

Disclosure of Invention

The invention aims to solve the defects that the existing pilot-operated electromagnetic ball valve does not filter liquid in the valve body, so that impurities in the liquid are accumulated in the valve body for a long time, the closed ball valve body is easy to clamp, the closed ball valve body of an assembly cannot be closed, and the liquid is easy to freeze and cannot circulate in severe cold weather.

In order to achieve the purpose, the invention adopts the following technical scheme:

a pilot electromagnetic ball valve comprises an electromagnetic ball valve body, wherein an electromagnetic central control module is fixedly mounted at the top end of the electromagnetic ball valve body, a transmission rod is fixedly mounted inside the electromagnetic ball valve body, a closed ball valve body is arranged at the lower end inside the electromagnetic ball valve body, a liquid outlet pipe is welded on one side of the electromagnetic ball valve body, a liquid inlet pipe is welded on the other side of the electromagnetic ball valve body, a connecting flange is fixedly connected with the other end of the liquid inlet pipe, a liquid inlet mechanism is mounted at the other end of the connecting flange, a connecting pipe is arranged inside the liquid inlet mechanism, the connecting pipe is fixedly connected with one side of the connecting flange, a multi-mesh filter screen is fixedly connected with one end inside the connecting pipe, a sleeve circular pipe is movably sleeved on the surface of the connecting pipe, and a heating pipe ring is fixedly connected inside the sleeve circular pipe, and cup joint one side gomphosis of pipe and be connected with the connecting wire to be fixed connection between this connecting wire and the heating tube circle, the both ends of cup jointing the pipe respectively threaded connection have first hand to twist the bolt, and first hand twist the bolt and be close to the one end of connecting pipe central line and rotate and be connected with first bearing, the other end fixedly connected with arc connecting plate of first bearing, and the other end fixedly connected with first compression spring of arc connecting plate, the other end fixedly connected with arc clamp plate of first compression spring, and be swing joint between the surface of arc clamp plate and connecting pipe, the surface mounting of many meshes filter screen prevents blockking up the mechanism, garbage collection mechanism is installed to the bottom of connecting pipe, install gap sealing mechanism between connecting pipe and the flange.

As a further description of the above technical solution:

the transmission rod is fixedly connected with the top end of the closed ball valve body, and the transmission rod is fixedly connected with the bottom end of the electromagnetic central control module.

As a further description of the above technical solution:

the heating pipe ring is movably connected with the surface of the connecting pipe, and the arc-shaped pressing plates are symmetrical relative to the central axis of the connecting pipe.

As a further description of the above technical solution:

the arc clamp plate constitutes elastic telescopic structure through between first compression spring and the arc connecting plate, first hand is twisted the bolt and is passed through and constitute revolution mechanic between first bearing and the arc connecting plate, and the arc connecting plate is twisted the bolt and cup jointed through first bearing, first hand and is constituted telescopic structure between the pipe.

As a further description of the above technical solution:

prevent blockking up the inside of mechanism including hydraulic telescoping rod, and be connected for the gomphosis between the top of hydraulic telescoping rod and connecting pipe, hydraulic telescoping rod's output passes the top fixedly connected with mounting panel of connecting pipe, and the mounting panel is close to one side fixedly connected with second compression spring of many meshes filter screen, the opposite side fixedly connected with cleaning brush of second compression spring, and be swing joint between the surface of cleaning brush and many meshes filter screen.

As a further description of the above technical solution:

the cleaning brush passes through to constitute elastic telescopic structure between second compression spring and the mounting panel, be swing joint between the inside of mounting panel and connecting pipe, the mounting panel passes through to constitute telescopic structure between hydraulic telescoping rod and the connecting pipe.

As a further description of the above technical solution:

the waste material collecting mechanism is characterized in that the waste material collecting mechanism is internally provided with a threaded connecting sleeve, the bottom end of the threaded connecting sleeve is fixedly connected with the bottom end of the connecting pipe in an embedded mode, the internal thread of the threaded connecting sleeve is connected with a material collecting cylinder, the surface of the material collecting cylinder is fixedly sleeved with a connecting ring, and the top end of the connecting ring is connected with a first sealing rubber ring in a melting mode.

As a further description of the above technical solution:

the first sealing rubber ring is movably connected with the bottom end of the threaded connection sleeve, the diameter of the first sealing rubber ring is the same as that of the threaded connection sleeve, and the material collecting barrel forms a detachable structure with the connection pipe through the threaded connection sleeve.

As a further description of the above technical solution:

the inside of gap sealing mechanism is including two second bearings, and two second bearings respectively with flange's one side both ends between be fixed connection, the surface of second bearing is rotated and is connected with L type connection supporting plate, and the inside threaded connection of L type connection supporting plate has the second hand to twist the bolt, the second hand is twisted the bolt and is close to flange's one side fixedly connected with splint, the surface activity of connecting pipe has cup jointed the second sealing rubber circle, and is swing joint between one side of second sealing rubber circle and flange.

As a further description of the above technical solution:

the clamping plate is movably connected with one side of the second sealing rubber ring, the clamping plate is connected with the L-shaped connecting supporting plate through a second hand-screwed bolt to form a telescopic structure, and the L-shaped connecting supporting plate is connected with the connecting flange through a second bearing to form a rotating structure.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. in the invention, under the action of the liquid inlet mechanism, when liquid enters the electromagnetic ball valve body, the electromagnetic ball valve can be firstly filtered by the multi-mesh filter screen in the connecting pipe to filter and separate impurity particles in liquid, so that the situation that the closed ball valve body cannot be closed due to the fact that the impurity particles in the liquid are accumulated in the electromagnetic ball valve body and are blocked due to long-term accumulation is prevented, the heating pipe ring is arranged on the inner wall of the sleeved circular pipe through the sleeved circular pipe arranged on the surface of the connecting pipe, the connecting pipe can be heated and insulated to prevent the liquid in the device from being frozen due to the influence of severe cold in cold weather, so that the liquid can not circulate, can drive the arc clamp plate and stretch out and draw back and move, be convenient for cup joint the installation of pipe and connecting pipe and be connected to can make it cup joint the pipe and adjust the position in a flexible way.

2. According to the invention, under the action of the anti-blocking mechanism, the mounting plate can be driven to move in the connecting pipe in a telescopic manner through the movement of the output end of the hydraulic telescopic rod, the mounting plate can drive the cleaning brush to scrape on the surface of the multi-mesh filter screen back and forth, and can scrape and clean filtering particle impurities accumulated on the surface of the multi-mesh filter screen, so that the situation that the liquid cannot circulate due to the blockage of the excessive particle impurities accumulated on the surface of the multi-mesh filter screen is prevented, and the cleaning brush can be extruded to move through the elastic characteristic of the second compression spring, so that the cleaning brush can be tightly attached to the surface of the multi-mesh filter screen, and the cleaning effect is improved.

3. According to the invention, under the action of the waste collection mechanism, the impurities and particles cleaned by the cleaning brush can be caught through the material collection cylinder, the particle impurities are collected, the material collection cylinder is convenient for later treatment, the material collection cylinder can be rotated to be detached from the threaded connection sleeve, the detachment and the cleaning are convenient, otherwise, the material collection cylinder and the threaded connection sleeve can be installed, and the first sealing rubber ring in fusion connection with the top end of the connection ring can be matched to block the connection gap between the sealed material collection cylinder and the threaded connection sleeve, so that the leakage at the gap is prevented, and the sealing performance of the waste collection mechanism is improved.

4. In the invention, under the action of the gap sealing mechanism, the connecting gap between the connecting pipe and the connecting flange can be blocked by the second sealing rubber ring, so that the liquid leakage and overflow at the connecting gap between the connecting pipe and the connecting flange can be prevented, and the device has good sealing property, and the second hand-screwed bolt can drive the clamping plate to move in a telescopic way by rotating the second hand-screwed bolt, can extrude the second sealing rubber circle through splint, make its laminating that can be inseparable in the joint gap department of connecting pipe and flange, improve sealed effect, the second hand of reverse rotation is twisted the bolt, rotate L type connection supporting plate again, L type connection supporting plate can drive splint and follow the second sealing rubber circle surface and move aside, the later stage of being convenient for is changed the second sealing rubber circle, prevent that the second sealing rubber circle from using for a long time, the unable sealing connecting pipe of deformation and the condition of flange joint gap department take place.

5. According to the invention, the arc-shaped pressing plate can extrude the connecting pipe through the elastic characteristic of the first compression spring, the tensioning force can be adjusted, the arc-shaped pressing plate can extrude the fixed connecting pipe and the sleeved round pipe, and the situation that the surface of the connecting pipe is sunken and deformed due to the extrusion over-force of the arc-shaped pressing plate can be prevented.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the inner planer structure of the present invention;

FIG. 3 is a side view of the liquid inlet mechanism of the present invention;

FIG. 4 is a schematic side view of the anti-jamming mechanism of the present invention;

FIG. 5 is a schematic view of the waste collection mechanism of the present invention;

fig. 6 is a schematic structural view of the gap sealing mechanism according to the present invention.

Illustration of the drawings:

1. an electromagnetic ball valve body; 2. an electromagnetic central control module; 3. a transmission rod; 4. closing the ball valve body; 5. a liquid inlet mechanism; 501. a connecting pipe; 502. a multi-mesh filter screen; 503. sleeving a round pipe; 504. heating the pipe ring; 505. a connecting wire; 506. screwing the bolt by a first hand; 507. a first bearing; 508. an arc-shaped connecting plate; 509. a first compression spring; 5010. an arc-shaped pressing plate; 6. an anti-clogging mechanism; 601. a hydraulic telescopic rod; 602. mounting a plate; 603. a second compression spring; 604. a cleaning brush; 7. a waste collection mechanism; 701. the sleeve is connected by screw thread; 702. a material collecting barrel; 703. a connecting ring; 704. a first sealing rubber ring; 8. a gap sealing mechanism; 801. a second bearing; 802. an L-shaped connecting supporting plate; 803. screwing a bolt by a second hand; 804. a splint; 805. a second sealing rubber ring; 9. a liquid delivery pipe; 10. a liquid introduction tube; 11. and connecting the flanges.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, a pilot-operated electromagnetic ball valve comprises an electromagnetic ball valve body 1, an electromagnetic center control module 2 is fixedly installed at the top end of the electromagnetic ball valve body 1, a transmission rod 3 is fixedly installed inside the electromagnetic ball valve body 1, a closed ball valve body 4 is arranged at the lower end inside the electromagnetic ball valve body 1, a liquid outlet pipe 9 is welded and connected to one side of the electromagnetic ball valve body 1, a liquid inlet pipe 10 is welded and connected to the other side of the electromagnetic ball valve body 1, a connecting flange 11 is fixedly connected to the other end of the liquid inlet pipe 10, a liquid inlet mechanism 5 is installed at the other end of the connecting flange 11, a connecting pipe 501 is included inside the liquid inlet mechanism 5, the connecting pipe 501 is fixedly connected to one side of the connecting flange 11, a multi-mesh filter screen 502 is fixedly connected to one end inside the connecting pipe 501, and a sleeve-joint, a heating pipe ring 504 is fixedly connected inside the socket circular pipe 503, a connecting wire 505 is connected to one side of the socket circular pipe 503 in a jogged manner, the connecting wire 505 is fixedly connected with the heating pipe ring 504, two ends of the socket circular pipe 503 are respectively in threaded connection with a first hand screw bolt 506, one end of the first hand screw bolt 506 close to the central line of the connecting pipe 501 is rotatably connected with a first bearing 507, the other end of the first bearing 507 is fixedly connected with an arc-shaped connecting plate 508, the other end of the arc-shaped connecting plate 508 is fixedly connected with a first compression spring 509, the other end of the first compression spring 509 is fixedly connected with an arc-shaped pressure plate 5010, the arc-shaped pressure plate 5010 is movably connected with the surface of the connecting pipe 501, the anti-clogging mechanism 6 is installed on the surface of the multi-mesh filter screen 502, a waste collecting mechanism 7 is installed at the, when liquid enters the connecting pipe 501, particle impurities in the liquid can be filtered through the multi-mesh filter screen 502 in the connecting pipe 501, the connecting wire 505 is externally connected with a power supply, the heating pipe coil 504 can work to generate heat, the connecting pipe 501 can be heated through the heating pipe coil 504, and the liquid in the connecting pipe 501 is prevented from being frozen into ice.

Referring to fig. 2, the transmission rod 3 is fixedly connected with the top end of the closed ball valve body 4, the transmission rod 3 is fixedly connected with the bottom end of the electromagnetic central control module 2, and the electromagnetic central control module 2 can drive the transmission rod 3 to rotate through the prior art, so that the transmission rod 3 can drive the closed ball valve body 4 to rotate, and the valve body is opened and closed.

Referring to fig. 2 and 3, the heating tube coil 504 is movably connected to the surface of the connecting tube 501, the arc-shaped pressing plates 5010 are symmetrical about the central axis of the connecting tube 501, the first hand-screwed bolt 506 is rotated to drive the arc-shaped pressing plates 5010 to move in an extending and contracting manner, and the connecting tube 501 and the sleeved circular tube 503 can be connected and mounted through the arc-shaped pressing plates 5010.

Referring to fig. 2 and 3, the arc pressure plate 5010 forms an elastic telescopic structure between the first compression spring 509 and the arc connecting plate 508, the first hand bolt 506 forms a rotary structure between the first bearing 507 and the arc connecting plate 508, the arc connecting plate 508 forms a telescopic structure between the first bearing 507, the first hand bolt 506 and the sleeve pipe 503, and the elastic characteristic of the first compression spring 509 enables the arc pressure plate 5010 to adjust the tension when the connecting pipe 501 is pressed.

Referring to fig. 4, the inside of anti-blocking mechanism 6 includes a hydraulic telescopic rod 601, and the top of hydraulic telescopic rod 601 and connecting pipe 501 is connected for the gomphosis, the top fixedly connected with mounting panel 602 of connecting pipe 501 is passed to the output of hydraulic telescopic rod 601, and one side fixedly connected with second compression spring 603 that mounting panel 602 is close to many meshes filter screen 502, the opposite side fixedly connected with cleaning brush 604 of second compression spring 603, and be swing joint between the surface of cleaning brush 604 and many meshes filter screen 502, hydraulic telescopic rod 601 is connected with external controlgear, can control the activity of the output of hydraulic telescopic rod 601, make it can drive cleaning brush 604 and make a round trip to scrape and rub on the surface of many meshes filter screen 502.

Referring to fig. 4, the cleaning brush 604 forms an elastic telescopic structure with the mounting plate 602 through the second compression spring 603, the mounting plate 602 is movably connected with the inside of the connecting pipe 501, the mounting plate 602 forms a telescopic structure with the connecting pipe 501 through the hydraulic telescopic rod 601, and the cleaning brush 604 can be extruded to move through the elastic characteristic of the second compression spring 603, so that the cleaning brush 604 can be tightly attached to the surface of the multi-mesh filter screen 502.

Referring to fig. 5, the inside of the waste collecting mechanism 7 includes a threaded connection sleeve 701, the threaded connection sleeve 701 is fixedly connected with the bottom end of the connection pipe 501 in a fitting manner, a material collecting barrel 702 is connected to the inside of the threaded connection sleeve 701 in a threaded manner, a connection ring 703 is fixedly connected to the surface of the material collecting barrel 702 in a fixing manner, a first sealing rubber ring 704 is connected to the top end of the connection ring 703 in a melting manner, and the material collecting barrel 702 is rotated and can be detached and installed from the threaded connection sleeve 701 in the threaded connection manner.

Referring to fig. 5, the first sealing rubber ring 704 is movably connected to the bottom end of the threaded connection sleeve 701, the diameter of the first sealing rubber ring 704 is the same as that of the threaded connection sleeve 701, the material collecting barrel 702 forms a detachable structure with the connection pipe 501 through the threaded connection sleeve 701, and the first sealing rubber ring 704 at the top end of the connection ring 703 can press the connection gap of the threaded connection sleeve 701 and the threaded connection sleeve 701, so that the connection gap of the threaded connection sleeve 701 and the threaded connection sleeve 701 can be blocked and sealed.

Referring to fig. 6, the gap sealing mechanism 8 includes two second bearings 801 inside, and the two second bearings 801 are respectively fixedly connected with two ends of one side of the connecting flange 11, the surface of the second bearing 801 is rotatably connected with an L-shaped connecting supporting plate 802, the internal thread of the L-shaped connecting supporting plate 802 is connected with a second hand-screwed bolt 803, the second hand-screwed bolt 803 is close to a clamping plate 804 fixedly connected with one side of the connecting flange 11, a second sealing rubber ring 805 is movably sleeved on the surface of the connecting pipe 501, and the second sealing rubber ring 805 is movably connected with one side of the connecting flange 11, and the second sealing rubber ring 805 can block the connecting gap between the connecting pipe 501 and the connecting flange 11.

Referring to fig. 6, the clamping plate 804 is movably connected to one side of the second sealing rubber ring 805, the clamping plate 804 forms a telescopic structure with the L-shaped connecting supporting plate 802 through the second hand-screwed bolt 803, the L-shaped connecting supporting plate 802 forms a rotary structure with the connecting flange 11 through the second bearing 801, and the clamping plate 804 can press the surface of the second sealing rubber ring 805, so that the second sealing rubber ring 805 can be tightly attached to the connecting gap between the connecting pipe 501 and the connecting flange 11.

The working principle is as follows: when the connecting pipe is used, the connecting pipe 501 is connected and installed with the connecting flange 11, the second sealing rubber ring 805 is pulled manually, the second sealing rubber ring 805 moves on the surface of the connecting pipe 501, one end of the second sealing rubber ring 805 is attached to one side of the connecting flange 11, the connecting gap between the connecting pipe 501 and the connecting flange 11 is blocked through the second sealing rubber ring 805, the two L-shaped connecting supporting plates 802 are sequentially rotated manually, the L-shaped connecting supporting plate 802 rotates through the second bearing 801, the L-shaped connecting supporting plate 802 drives the clamping plate 804 to move, the clamping plate 804 moves to one side of the second sealing rubber ring 805, the two second screwing bolts 803 are sequentially rotated manually, the second screwing bolts 803 rotate in the L-shaped connecting supporting plate 802, the second screwing bolts 803 drive the clamping plate 804 to move, the clamping plate 804 presses the surface of the second sealing rubber ring 805, the second sealing rubber ring 805 is pressed, and can be closely attached to the connecting gap between the connecting pipe 501 and the connecting flange 11, the sealing effect is improved, the material collecting barrel 702 is manually and rotatably connected with the threaded connecting sleeve 701 in a threaded manner, the connecting ring 703 is arranged on the surface of the material collecting barrel 702, the first sealing rubber ring 704 at the top end of the connecting ring 703 extrudes the connecting gap of the threaded connecting sleeve 701 and the threaded connecting sleeve 701, the connecting gap of the threaded connecting sleeve 701 and the threaded connecting sleeve 701 is blocked and sealed, liquid firstly enters the connecting pipe 501 and is filtered by the multi-mesh filter screen 502 in the connecting pipe 501, particle impurities in the liquid are filtered, the filtered liquid enters the electromagnetic ball valve body 1 through the liquid inlet pipe 10, the transmission rod 3 is controlled to rotate and move by the electromagnetic center control module 2, the transmission rod 3 drives the closed ball valve body 4 to rotate and move, so that the valve body opening and closing operation are carried out, the liquid is discharged through the liquid outlet pipe 9, when the multi-mesh filter screen 502 is operated for a long time, a large amount of particle impurities are accumulated on the surface, at this time, the movement of the output end of the hydraulic telescopic rod 601 is controlled through a control device externally connected with the hydraulic telescopic rod 601, the hydraulic telescopic rod 601 drives the mounting plate 602 to extend and retract in the connecting pipe 501, the mounting plate 602 drives the cleaning brush 604 to scrape and rub the surface of the multi-mesh filter screen 502 back and forth, the cleaning of the particle impurities accumulated on the surface of the multi-mesh filter screen 502 is performed, the blockage caused by the excessive particle impurities accumulated on the surface of the multi-mesh filter screen 502 is prevented, meanwhile, through the elastic characteristic of the second compression spring 603, the cleaning brush 604 is extruded by the second compression spring 603 to move, so that the cleaning brush 604 can be tightly attached to the surface of the multi-mesh filter screen 502, the cleaning effect is improved, the cleaned impurity particles fall into the material collecting barrel 702 to be collected, the material collecting barrel 702 is manually rotated, the material collecting barrel 702 can be detached from the threaded connecting sleeve 701, and the impurity, otherwise, the installation can be carried out, thus completing the working principle of the invention.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.