CN210950120U - Magnetic control switch gate valve and valve opening and closing tool for magnetic control switch gate valve - Google Patents
Magnetic control switch gate valve and valve opening and closing tool for magnetic control switch gate valve Download PDFInfo
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- CN210950120U CN210950120U CN201922079075.4U CN201922079075U CN210950120U CN 210950120 U CN210950120 U CN 210950120U CN 201922079075 U CN201922079075 U CN 201922079075U CN 210950120 U CN210950120 U CN 210950120U
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Abstract
The utility model discloses a magnetic control switch gate valve, in addition, a valve opening and closing tool is also disclosed, the valve opening and closing tool is used for opening and closing a magnetic control switch gate valve, the magnetic control switch gate valve comprises a valve body, a valve cover connected with the valve body, a gland connected on the valve cover, a valve rod capable of rotating to control the rubber plate to move up and down, and a transmission sleeve sleeved on the gland together, the transmission sleeve can rotate on the gland, the upper end of the gland is provided with a stop pin hole, and a spring and a stop pin are arranged in the stop pin hole, a push pin hole is arranged on the transmission sleeve corresponding to the stop pin hole, a push pin and a magnetic steel are slidably arranged in the push pin hole, the transmission sleeve is provided with a groove for inserting a transmission claw on a valve opening and closing tool, the transmission sleeve is connected with the valve rod, and the stop pin is pushed into a push pin hole arranged on the transmission sleeve by a spring in a normal state; the gate valve is high in safety and can be opened only by being matched with a special valve opening and closing tool.
Description
Technical Field
The utility model relates to a magnetic control switch gate valve still relates to a valve opening and closing instrument for magnetic control switch gate valve in addition, all belongs to valve technical field.
Background
The opening and closing part of the gate valve is a gate plate, the movement direction of the gate plate is vertical to the fluid direction, and the gate valve can only be fully opened and fully closed and cannot be adjusted and throttled; the manufacturers for producing the gate valves in China are more, the connection sizes are mostly not uniform, and the gate valves are mainly classified into a general category which is mainly JB/T2203-1999 Gate valve Structure Length;
the working principle of the manual gate valve is as follows: the hand wheel is rotated, and the valve plate connected with the valve rod is lifted or lowered by advancing and retreating the threads of the hand wheel and the valve rod, so that the opening and closing effects are achieved.
At present, most of gate valves used in water supply and drainage pipe network systems are operated by hand wheels, when the gate valves are opened or closed, the hand wheels are rotated to rotate valve rods, and then rubber plates connected with the valve rods move up or down, so that the gate valves can be opened and closed; therefore, in actual use, anyone can open and close the gate valve at will, and the safety is not high.
Meanwhile, in actual use, the gate valve is generally matched with the expansion piece for use, so that the installation and the replacement are convenient, but the expansion piece needs to be added, so that the installation, the replacement and the maintenance cost are increased; meanwhile, the connection needs to be carried out for several times during installation, and the operation process is complicated.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art that anyone can open and close the gate valve at will and the safety of the gate valve is not high, and provides a magnetic control switch gate valve which has higher safety and can be opened only by matching with a special valve opening and closing tool;
additionally, the utility model also provides a magnetic control switch is valve opening and closing instrument for the floodgate valve, perhaps close when realizing opening of valve through this instrument.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
the basic idea of the utility model is that:
a magnetic control switch gate valve with a telescopic filtering function comprises a valve body, a sleeve, a limiting screw, an O-shaped sealing ring, a rubber plate, a valve rod nut, a valve cover, a gland, a thrust bearing, a stop pin, a push pin, a spring, a transmission sleeve, magnetic steel, a filter screen, a filter cover and the like; the upper end surface of the pressing cover is provided with a stop pin hole, a spring and a stop pin are arranged in the stop pin hole, the lower end surface of the transmission body is provided with a push pin hole corresponding to the upper end surface of the valve cover, push pins and magnetic steel are arranged in the push pin hole, the steel polarity of an instrument (a valve opening and closing instrument) is the same as that of the magnetic steel in the transmission sleeve, when the instrument is placed on the transmission sleeve, the magnetic steel can be controlled and pushed, a transmission claw on the instrument can drive the transmission sleeve to rotate freely, so that the valve rod is driven to rotate, the valve rod drives the rubber plate to move up. In practice, one or more groups of magnetic steels can be arranged; the sleeve connected with the valve body can slide along the outer wall of the valve body and is sealed by an O-shaped sealing ring, and the sleeve is connected and limited by a limiting screw and a nut; a filter screen is arranged in the right cavity of the valve body, a filter cover is arranged on the filter screen and matched with the right cavity of the valve body, and a sealing ring is arranged in the middle of the filter screen and is fixedly connected with the right cavity of the valve body through a bolt; the upper end face of the gland is provided with a stop pin hole, a spring and a stop pin are arranged in the stop pin hole, the lower end face of the transmission sleeve is provided with a push pin hole, the pitch of the holes is consistent with the size of the stop pin hole, and a magnetic steel and a push pin are arranged in the push pin hole; magnetic steel is arranged in the tool at a position consistent with the pitch of the transmission pin holes of the transmission sleeve, and the polarity of the magnetic steel is opposite to that of the magnetic steel in the transmission sleeve; the upper end face of the valve rod is in a flat square structure matched with a notch in the transmission sleeve and is fixed between the valve cover and the gland through a thrust bearing; wherein, the tool transmission claw corresponds to the transmission sleeve groove and can be placed in the groove; wherein, a sealing ring is arranged between the valve body and the sleeve, the other ends of the sleeve and the valve body are both connected with a flange, and the sleeve is connected and limited by a limiting screw and a nut; wherein, there is a filter screen in the valve body right intracavity, has on the filter screen to filter the lid and the cooperation of valve body right side chamber, and the centre has the sealed bolted connection for the sealing washer to fix.
Particularly, the utility model discloses the scheme as follows:
the utility model provides a magnetic control switch gate valve, includes the valve body, the valve gap of being connected with the valve body, connect the gland on the valve gap and can rotate and then control the valve rod that the offset plate moved up and down, its characterized in that: the valve opening and closing device is characterized by further comprising a transmission sleeve which is sleeved on the gland in a sleeved mode, the transmission sleeve can rotate on the gland, a stop pin hole is formed in the upper end of the gland, a spring and a stop pin are installed in the stop pin hole, a push pin hole is formed in the transmission sleeve and corresponds to the stop pin hole, a push pin and magnetic steel are installed in the push pin hole in a sliding mode, a groove for a transmission claw on a valve opening and closing tool to insert is formed in the transmission sleeve, the transmission sleeve is connected with the valve rod, and the stop pin is pushed into the push pin hole formed in the transmission.
Wherein the stop pin hole has the same diameter as the push pin hole.
The upper end of the valve rod is of a polygonal structure, and a notch matched with the polygonal structure is formed in the transmission sleeve.
Further preferably, a sleeve is sleeved at the inlet of the left end of the valve body coaxially, the sleeve can move left and right after being sleeved at the inlet of the left end of the valve body, an O-shaped sealing ring is arranged between the valve body and the wall of the sleeve, and the sleeve and the valve body are limited through a limiting device.
The limiting device comprises a limiting screw and a nut, the limiting screw is a bolt, a limiting plate is arranged on the valve body, the nut is fixed on the sleeve, and the bolt can be screwed with the nut after penetrating through the limiting plate.
Further optimize, the valve body right-hand member is equipped with a cavity, the cavity carries out the shutoff through the filtration lid of spiro union on the valve body, is located to be equipped with the sealing washer between filtration lid and the valve body, is equipped with a filter screen in the cavity.
A kind of magnetic control switch gate valve opens and closes the tool, including the tool body equipped with the spanner bar, characterized by that: the tool body is provided with a transmission claw, the tool body is provided with a first pin hole corresponding to the push pin hole in the transmission sleeve, and first magnetic steel with the same magnetism as the magnetic steel in the push pin hole in the transmission sleeve is arranged in the first pin hole.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model locks the transmission sleeve by arranging the rotatable transmission sleeve and pushing the stop pin into the pin pushing hole through the spring, if the locking state can not be released, the transmission sleeve can not rotate, and meanwhile, the valve rod connected with the transmission sleeve can not rotate; through a special valve opening and closing tool, the first magnetic steel arranged in the valve opening and closing tool is the same as the magnetic steel arranged in the transmission sleeve in magnetism, so that when the valve opening and closing tool is close to the gland, the first magnetic steel and the magnetic steel repel each other in the same polarity, the magnetic steel pushes the push pin to move, the stop pin is pushed away from the push pin hole, and at the moment, the locking state is released; a transmission claw on the tool is inserted into a groove on the transmission sleeve, so that the transmission sleeve is driven to rotate on the pressure cover, the valve rod is further rotated, and the opening and closing of the gate valve are realized; like this, in the in-service use, need use special instrument just can realize opening and close of gate valve, the security of gate valve is higher.
2. The utility model discloses a one end at the valve body sets up can gliding sleeve pipe to and carry out spacing stop device with the sleeve pipe, can make the gate valve when using, need not add an expansion bend in addition, the gate valve collects valve and expansion bend function in an organic whole, has reduced the cost of installation, change, maintenance, simultaneously, only need in the installation with the other end contact pipe network of sleeve pipe and gate valve can, more convenient in the installation, need not carry out the connection several times, promptly: the expansion piece is connected to the pipe network, and the valve is connected to the pipe network;
more importantly, through setting up the sleeve pipe that can slide, stress that produces when can effectual elimination valve expend with heat and contract with cold.
3. The utility model discloses a filter screen that sets up can the filter tube interior medium contain impurity, and installation, manufacturing are convenient, need not install the filter alone again, practice thrift installation maintenance cost.
Drawings
FIG. 1 is a schematic view showing a state when a gate valve is opened and closed by a magnetic switch.
Fig. 2 is a schematic enlarged view of a portion of fig. 1 according to the present invention.
Reference numerals: the novel valve comprises a valve body 1, a rubber plate 2, a sleeve 3, a limit screw rod 4, a nut 5, a valve rod nut 6, a 7O-shaped sealing ring, a valve rod 8, a flange gasket 9, a valve cover 10, a hexagon socket head cap screw 11, a spring 12, a stop pin 13, a push pin 14, magnetic steel 15, first magnetic steel 16, a transmission inner sleeve 17, a transmission claw 18, a tool body 19, a transmission outer sleeve 20, a pull rod 21, a press cover 22, a stop pin hole 23, a push pin hole 24, a first pin hole 25, a thrust bearing 26, a filter cover 27, a filter screen 28 and a hexagon bolt 29.
Detailed Description
The present invention will be further described with reference to the following examples, which are only some, but not all, of the examples of the present invention. Based on the embodiments in the present invention, other embodiments used by those skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
The embodiment discloses a gate valve with a magnetic switch, which comprises a valve body 1, a valve cover 10 connected with the valve body 1, a gland 22 connected on the valve cover 10, and a valve rod 8 capable of rotating to control a rubber plate 2 to move up and down,
the rubber plate 2 is positioned in the valve body 1, the valve rod 8 is connected with the rubber plate 2 through the trapezoidal threads of the valve rod nut 6, the valve cover 10 is connected with the valve body 1 through the inner hexagon screw 11 to form a valve cavity, the valve cover 10 is connected with the gland 22 through the inner hexagon screw 11, and the valve rod 8 is sealed with the valve body 1, the valve cover 10 and the gland 22 through O-shaped sealing rings 7 to prevent a medium from leaking; the valve rod 8 is connected with the valve cover 10 through the thrust bearing 26, and in actual use, the valve rod 8 drives the rubber plate 2 to move upwards or downwards by rotating the valve rod 8 in a forward rotation or reverse rotation mode, so that the opening and closing of the gate valve are realized.
In this embodiment, the valve opening and closing device further comprises a transmission sleeve coaxially sleeved on the gland 22, the transmission sleeve can rotate on the gland 22, a stop pin hole 23 is formed in the upper end of the gland 22, a spring 12 and a stop pin 13 are installed in the stop pin hole 23, a push pin hole 24 is formed in the transmission sleeve at a position corresponding to the stop pin hole 23, a push pin 14 and a magnetic steel 15 are installed in the push pin hole 24 in a sliding mode, a groove for inserting a transmission claw 18 on a valve opening and closing tool is formed in the transmission sleeve, the transmission sleeve is connected with the valve rod 8, and in a normal state, the stop pin 13 is pushed into the push pin hole 24 formed in the transmission sleeve by the spring 12.
Wherein the stop pin hole 23 is the same diameter as the push pin hole 24.
The upper end of the valve rod 8 is of a polygonal structure, and a notch matched with the polygonal structure is formed in the transmission sleeve.
Wherein, a middle flange gasket 9 is arranged between the valve body 1 and the valve cover 10.
It should be noted that the transmission sleeve includes a transmission inner sleeve 17 and a transmission outer sleeve 20, the stop pin hole 23 is arranged on the transmission inner sleeve 17, the transmission inner sleeve 17 is rotatably connected with the transmission outer sleeve 20, the transmission inner sleeve 17 can rotate on the transmission outer sleeve 20, and the transmission outer sleeve 20 is sleeved on the gland 22.
Wherein, the transmission inner sleeve 17 and the transmission outer sleeve 20 can realize the rotary connection thereof by the way of matching the groove and the protrusion.
The embodiment also discloses a valve opening and closing tool for the magnetic control switch gate valve, which comprises a tool body 19 provided with a pull rod 21, wherein the tool body 19 is provided with a transmission claw 18, the tool body 19 is provided with a first pin hole 25 corresponding to the pin pushing hole 24 on the transmission sleeve, and a first magnetic steel 16 with the same magnetism as the magnetic steel 15 in the pin pushing hole 24 on the transmission sleeve is arranged in the first pin hole 25.
Thus, in actual use, the stop pin 13 extends into the push pin hole 24 under the action of the spring 12 and is in contact with the push pin 14, so that the transmission sleeve is locked; when no special opening and closing tool is available, the transmission sleeve cannot be rotated randomly, so that the safety of the gate valve is ensured; at the moment, the gate valve is in a normal state; when the gate valve needs to be opened and closed, the transmission claw 18 on the opening and closing tool is matched with the groove on the transmission sleeve, at the moment, the first magnetic steel 16 and the magnetic steel 15 repel each other, the magnetic steel 15 pushes the push pin 14 to move, the push pin 14 pushes the stop pin 13 to be separated from the push pin hole 24, the locking state is released, and at the moment, the opening and closing tool is rotated to realize the opening and closing of the gate valve.
Example 2
The embodiment is further optimized on the basis of the embodiment 1, in the embodiment, a sleeve 3 is coaxially sleeved at the inlet of the left end of the valve body 1, the sleeve 3 is sleeved at the inlet of the left end of the valve body 1 and can move left and right, an O-shaped sealing ring 7 is arranged between the wall of the valve body 1 and the wall of the sleeve 3, and the sleeve 3 and the valve body 1 are limited through a limiting device.
The limiting device comprises a limiting screw rod 4 and a nut 5, the limiting screw rod 4 is a bolt, a limiting plate is arranged on the valve body 1, the nut 5 is fixed on the sleeve 3, and the bolt can be screwed with the nut 5 after penetrating through the limiting plate.
In actual use, the end of the sleeve 3 and the other end of the valve body 1 are provided with connecting flanges, so that the connecting flanges can be conveniently connected into a pipe network.
Example 3
This embodiment is further optimized on embodiment 1 or 2's basis, and in this embodiment, valve body 1 right-hand member is equipped with a cavity, the cavity carries out the shutoff through the filter cover 27 of spiro union on valve body 1, is located to be equipped with the sealing washer between filter cover 27 and the valve body 1, is equipped with a filter screen 28 in the cavity.
Wherein, the filter cover 27 is connected to the valve body 1 through a hexagon bolt 29.
Claims (6)
1. The utility model provides a magnetic control switch gate valve, includes the valve body, the valve gap of being connected with the valve body, connect the gland on the valve gap and can rotate and then control the valve rod that the offset plate moved up and down, its characterized in that: the valve opening and closing device is characterized by further comprising a transmission sleeve which is sleeved on the gland in a sleeved mode, the transmission sleeve can rotate on the gland, a stop pin hole is formed in the upper end of the gland, a spring and a stop pin are installed in the stop pin hole, a push pin hole is formed in the transmission sleeve and corresponds to the stop pin hole, a push pin and magnetic steel are installed in the push pin hole in a sliding mode, a groove for a transmission claw on a valve opening and closing tool to insert is formed in the transmission sleeve, the transmission sleeve is connected with the valve rod, and the stop pin is pushed into the push pin hole formed in the transmission.
2. The magnetic switch gate valve according to claim 1, wherein: the stop pin hole and the push pin hole have the same diameter.
3. The magnetic switch gate valve according to claim 1, wherein: the upper end of the valve rod is of a polygonal structure, and a notch matched with the polygonal structure is formed in the transmission sleeve.
4. The magnetic switch gate valve according to claim 1, wherein: the valve body is characterized in that a sleeve is coaxially sleeved at the inlet of the left end of the valve body, the sleeve can move left and right after being sleeved at the inlet of the left end of the valve body, an O-shaped sealing ring is arranged between the valve body and the wall of the sleeve, and the sleeve and the valve body are limited through a limiting device.
5. The magnetic switch gate valve according to claim 4, wherein: the limiting device comprises a limiting screw and a nut, the limiting screw is a bolt, a limiting plate is arranged on the valve body, the nut is fixed on the sleeve, and the bolt can be screwed with the nut after penetrating through the limiting plate.
6. A kind of magnetic control switch gate valve opens and closes the tool, including the tool body equipped with the spanner bar, characterized by that: the tool body is provided with a transmission claw, the tool body is provided with a first pin hole corresponding to the push pin hole in the transmission sleeve, and first magnetic steel with the same magnetism as the magnetic steel in the push pin hole in the transmission sleeve is arranged in the first pin hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922079075.4U CN210950120U (en) | 2019-11-27 | 2019-11-27 | Magnetic control switch gate valve and valve opening and closing tool for magnetic control switch gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922079075.4U CN210950120U (en) | 2019-11-27 | 2019-11-27 | Magnetic control switch gate valve and valve opening and closing tool for magnetic control switch gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210950120U true CN210950120U (en) | 2020-07-07 |
Family
ID=71397643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922079075.4U Active CN210950120U (en) | 2019-11-27 | 2019-11-27 | Magnetic control switch gate valve and valve opening and closing tool for magnetic control switch gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210950120U (en) |
-
2019
- 2019-11-27 CN CN201922079075.4U patent/CN210950120U/en active Active
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