CN220037514U - Aperture valve with double driving modes - Google Patents

Abstract

The utility model relates to a diaphragm valve in a double-driving mode, which comprises a valve body and a cover plate, wherein a plurality of groups of adjusting mechanisms are arranged in the valve body, each adjusting mechanism comprises an adjusting rod rotatably connected in the valve body and a connecting rod rotatably connected to the adjusting rod, a linear driving piece connected with a section of the connecting rod far away from the adjusting rod is further arranged on the valve body, a manual driving mechanism is further arranged in the valve body, each manual driving mechanism comprises a manual driving block and a manual driving piece which are slidably arranged in the valve body, two connecting rods which are mutually connected are rotatably connected with a connecting block, an automatic driving block is slidably arranged on the cover plate, and the automatic driving block is connected with the linear driving piece. The manual driving mechanism is arranged to drive the connecting block to move, and meanwhile, the linear driving piece can be utilized to drive the connecting block to move, so that when the linear driving piece fails and cannot be used, the manual driving mechanism can still be utilized to drive the connecting block to move, and the diaphragm valve is more convenient to use.

Description

Aperture valve with double driving modes

Technical Field

The utility model relates to the technical field of diaphragm valves, in particular to a diaphragm valve with a double driving mode.

Background

The aperture valve is used for the blanking control of the bagged material, and can control the blanking flow by tightening or loosening the bag opening so as to control the opening and closing of the blanking at any time.

The chinese patent with application number CN202010634997.1 discloses a diaphragm valve and use ton bag unloading station of this diaphragm valve, designs ton bag and unloads the field of using the device, and it includes a diaphragm valve, the support that is used for supporting, slide and connect in the electric hoist of support and be used for assisting the entrainment device of ejection of compact, the lifting rope of electric hoist is provided with the gallows that is used for hanging ton bag, entrainment device is located the below of gallows, the valve body can dismantle and connect in the support, entrainment device can dismantle and connect in the support.

In the above scheme, the diaphragm valve directly uses a direct pushing component such as an oil cylinder or an air cylinder, but when energy supply equipment such as a power supply is damaged, the diaphragm valve can be unusable, so that the normal control of the diaphragm valve is affected.

It is therefore necessary to propose a new solution to the above-mentioned problems.

Disclosure of Invention

In order to enable driving of the diaphragm valve to have two modes, after equipment such as an oil cylinder or a gas cylinder cannot work, the diaphragm valve can work in a manual mode.

The utility model provides a diaphragm valve with double driving modes, which adopts the following technical scheme:

the utility model provides a diaphragm valve of dual drive mode, includes the valve body and is fixed in the apron of valve body upper end opening part, be provided with a plurality of groups adjustment mechanism in the valve body, adjustment mechanism is including rotating the regulation pole of being connected in the valve body and rotating the connecting rod of being connected on adjusting the pole, two groups adjustment mechanism sets up along the axis mirror image of valve body, two groups the one end rotation of adjustment mechanism's connecting rod is connected, still be provided with on the valve body and keep away from the straight line driving piece that one section of adjusting the pole was connected with the connecting rod, still be provided with manual drive in the valve body and adjust pole pivoted manual actuating mechanism, manual actuating mechanism is including sliding the manual driving piece that sets up in the valve body and drive manual driving piece that manual driving piece removed, the axis that manual driving piece passed the valve body is rotated jointly to two interconnect's connecting rod, the connecting block can dismantle with manual driving piece and be connected, it is provided with automatic driving piece to slide on the apron, automatic driving piece slides the direction and passes the axis of valve body, automatic driving piece is connected with straight line driving piece.

Through adopting above-mentioned technical scheme, drive the connecting block through setting up manual actuating mechanism and remove, also can utilize the straight line driving piece to drive the connecting block simultaneously and remove to when straight line driving piece breaks down and can't use, still can utilize manual actuating mechanism to drive the connecting block and remove, make the use of diaphragm valve more convenient.

Optionally: the manual driving block and the automatic driving block are provided with mounting holes in a penetrating mode on end faces close to each other, connecting holes are formed in two side walls of the connecting block, a positioning pin can be arranged in the mounting holes in a penetrating mode, and the positioning pin can be arranged in the connecting holes in a penetrating mode.

Through adopting above-mentioned technical scheme, when the drive mode of change connecting block, only need to change the position of wearing of locating pin, can realize the connection of automatic drive piece and connecting block or manual drive piece and connecting block to the process that makes the switch is more convenient.

Optionally: the bottom of the connecting hole is fixed with a magnetic piece which can be attracted with the locating pin.

Through adopting above-mentioned technical scheme, utilize the magnetic part to apply the magnetic force towards the connecting hole bottom to the locating pin to make the locating pin be difficult for coming off in the connecting hole, make the location process of locating pin more stable.

Optionally: and the two side walls of the connecting block are respectively fixed with an abutting block, and the abutting blocks can be respectively abutted with the automatic driving block and the manual driving block.

Through adopting above-mentioned technical scheme, when manual drive piece and automatic drive piece drive connecting block orientation valve body axis removed, utilize the butt piece to transmit thrust to the connecting block on, not only make the locating pin atress to make the locating pin not fragile in the in-process of using.

Optionally: the valve body and the cover plate are provided with a yielding groove communicated with the inner cavity of the valve body, the yielding groove is parallel to the moving direction of the connecting block, and the positioning pin can pass through the yielding groove.

Through adopting above-mentioned technical scheme, can realize the switching of manual drive piece and automatic drive piece under the apron in the not circumstances of separating of valve body, make the switching of two modes more convenient to can directly utilize the groove of stepping down observe the mounted position of locating pin, make the use of locating pin more convenient.

Optionally: one end of the locating pin, which is far away from the connecting block, is provided with a pull ring.

Through adopting above-mentioned technical scheme, when taking out the locating pin from the connecting hole in the needs, thereby drive the locating pin and remove through pull ring to locating pin application of force to the in-process that pulls out the locating pin has the position that can directly apply force to make the use of locating pin more laborsaving.

Optionally: the manual driving piece is arranged on the valve body in a penetrating mode and is in threaded connection with the valve body, and one end, close to the connecting block, of the manual driving piece can be in butt joint with the connecting block.

By adopting the technical scheme, when the manual driving block is required to move, the manual driving piece is inserted into the valve body to push the manual driving block to move, and the manual driving piece can be processed to be separated from the valve body when the diaphragm valve is not required to be used, so that the diaphragm valve is not easy to influence in use.

Optionally: the manual driving piece outer wall is penetrated with a plurality of rotation holes, the rotation holes are arranged along the length direction of the manual driving piece, and the rotation holes can be penetrated with a rotation rod so as to drive the manual driving piece to rotate.

Through adopting above-mentioned technical scheme, when rotating manual driving piece, insert the dwang in the rotation hole that is closest to the valve body to make the atress position of manual driving piece be close to the valve body more, make the manual driving piece be difficult for producing deformation at the in-process of atress.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. the connecting block is driven to move by the linear driving piece and the manual driving mechanism respectively, and after one mechanism is damaged, the other mechanism can still normally drive the connecting block to move, so that the use process of the diaphragm valve is more stable;

2. the manual driving piece is detachably connected with the valve body, and is installed on the valve body when the manual driving piece is needed, and the manual driving piece can be detached from the valve body when the manual driving piece is not needed, so that the diaphragm valve is more convenient to use.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a schematic view for showing the internal structure of a valve body according to an embodiment of the present utility model;

fig. 3 is an enlarged view of a portion a of fig. 2;

fig. 4 is a schematic diagram showing a connection block structure according to an embodiment of the present utility model.

In the figure, 1, a valve body; 11. a cover plate; 111. a mounting plate; 12. a mounting groove; 13. a linear driving member; 14. an automatic driving block; 15. a relief groove; 2. an adjusting mechanism; 21. an adjusting rod; 22. a connecting rod; 23. a connecting block; 231. a connection hole; 24. an abutment block; 3. a manual driving mechanism; 31. a manual driving member; 311. a rotation hole; 32. a manual driving block; 33. a mounting hole; 34. a positioning pin; 35. a pull ring; 36. a magnetic member; 37. and rotating the rod.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

The utility model discloses a diaphragm valve with double driving modes, which is shown in figure 1 and comprises a valve body 1 arranged in an upper opening and a cover plate 11 fixed at the upper end of the valve body 1 by bolts, wherein the valve body 1 is annular, the side wall of the valve body 1 close to the axis of the valve body is also arranged in an opening, and the cover plate 11 seals the upper end opening of the valve body 1. Four groups of adjusting mechanisms 2 for adjusting the flow rate are arranged in the valve body 1, and each adjusting mechanism 2 comprises an adjusting rod 21 rotatably connected in the valve body 1 and a connecting rod 22 rotatably connected on the adjusting rod 21. The adjusting rod 21 is arranged in an arc shape, the radius of the adjusting rod 21 is equal to the radius of the inner wall of the valve body 1, the end part of the adjusting rod 21 is rotationally connected with the valve body 1, the two groups of adjusting mechanisms 2 are positioned on one side of the valve body 1, and the adjusting rods 21 of the adjusting mechanisms 2 positioned on the same side are arranged in a mirror image mode with the axis of the valve body 1. The connecting rods 22 are rotatably connected to the positions of the adjusting rods 21 close to the rotation axis, one ends of the connecting rods 22 on the same side, far away from the adjusting rods 21, are jointly rotatably connected with the connecting blocks 23, and the rotation axes of the two connecting rods 22 and the connecting blocks 23 coincide.

As shown in fig. 2 and 3, the cover plate 11 is slidably provided with an automatic driving block 14 on a side wall close to the valve body 1, the automatic driving block 14 is connected with the cover plate 11 through a guide rail, and a sliding direction of the automatic driving block 14 passes through an axis of the valve body 1. The outer wall of the cover plate 11 is also integrally formed with a mounting plate 111, the mounting plate 111 extends towards the direction of the valve body 1, penetrates through the valve body 1 and is abutted against the inner wall of the valve body 1, a linear driving piece 13 is fixed on the mounting plate 111 by using bolts, and the linear driving piece 13 adopts an air cylinder or a hydraulic cylinder in the embodiment. The outer wall of the valve body 1 is penetrated with a mounting groove 12, part of the structure of the linear driving piece 13 can be positioned in the mounting groove 12, and a piston rod of the linear driving piece 13 can pass through the mounting plate 111 and is fixed with the automatic driving block 14, so that the automatic driving block 14 is driven to reciprocate, and the automatic driving block 14 is detachably connected with the connecting block 23.

As shown in fig. 2 and 3, a manual driving mechanism 3 for manually driving the connection block 23 to move is further disposed in the valve body 1, the manual driving mechanism 3 includes a manual driving block 32 slidably disposed in the valve body 1 and a manual driving member 31 for driving the manual driving block 32 to move, and the manual driving member 31 is a screw in this embodiment. The manual driving block 32 is connected with the inner wall of the valve body 1 far away from the cover plate 11 through the guide rail, the sliding direction of the manual driving block 32 passes through the axis of the valve body 1, and the manual driving block 32 and the automatic driving block 14 are respectively arranged on the two connecting blocks 23, and the manual driving block 32 is detachably connected with the connecting blocks 23, so that whether the automatic driving block 14 drives the connecting blocks 23 to move or the manual driving block 32 drives the connecting blocks 23 to move can be selected.

As shown in fig. 3 and 4, the side walls of the manual driving block 32 and the automatic driving block 14 far from each other are penetrated with mounting holes 33, the axis of the mounting holes 33 is parallel to the axis of the valve body 1, two side walls of the connecting block 23 perpendicular to the axis of the valve body 1 are provided with coaxially arranged connecting holes 231, and the two connecting holes 231 are not communicated with each other. A positioning pin 34 can be inserted into the mounting hole 33, and the positioning pin 34 can be inserted into the connecting hole 231, so that the connection between the automatic driving block 14 and the connecting block 23 or the connection between the manual driving block 32 and the connecting block 23 is realized, and the power source for moving the connecting block 23 is switched.

In order to make the positioning pin 34 not easy to fall out of the connection hole 231 after the positioning pin 34 is inserted into the connection hole 231, a magnetic member 36 is fixed on the bottom surface of the connection hole 231 by using bolts, the magnetic member 36 is a magnet in the embodiment, and the magnetic member 36 can be attracted with the positioning pin 34 inserted into the connection hole 231, so that the positioning pin 34 is not easy to fall out after being inserted into the connection hole 231. The pull ring 35 is also worn to the one end that locating pin 34 is located the mounting hole 33 outside, when the locating pin 34 is pulled out from mounting hole 33 and connecting hole 231, can directly exert force to the pull ring 35 to make locating pin 34 produce the removal, make locating pin 34's use more convenient.

In order to switch the insertion position of the positioning pin 34, the cover plate 11 and the valve body 1 do not need to be separated, the side walls of the cover plate 11 and the valve body 1, which are far away from each other, are penetrated with the relief groove 15 communicated with the inner cavity of the valve body 1, the relief groove 15 is arranged along the sliding direction of the connecting block 23, and the positioning pin 34 can pass through the relief groove 15 and be inserted into the mounting hole 33. Therefore, the disassembly and insertion processes of the positioning pin 34 are more convenient when the yielding hole is utilized, and the position of the positioning pin 34 can be observed by utilizing the yielding groove 15 when the positioning pin 34 is inserted into the mounting hole 33, so that the positioning pin 34 is more convenient to use.

The positioning pin 34 is subjected to excessive shearing force in the process of driving the connecting block 23 to move towards the axis of the valve body 1 by the automatic driving block 14 and the manual driving block 32, so that the positioning pin 34 is easy to damage. Therefore, the two side walls of the connecting block 23 with the connecting hole 231 are integrally formed with the abutting block 24, and the abutting block 24 is disposed at one end of the connecting block 23 near the axis of the valve body 1. The abutting block 24 can abut against the end surfaces of the automatic driving block 14 and the manual driving block 32, which are close to the axis of the valve body 1, so that when the automatic driving block 14 or the manual driving block 32 drives the connecting block 23 to move, the abutting block 24 can be forced to drive the connecting block 23 to move, the force applied to the positioning pin 34 is reduced, and the damage probability of the positioning pin 34 is reduced.

As shown in fig. 2 and 3, the manual driving member 31 is threaded on the valve body 1 from outside to inside, and is connected with the valve body 1 by threads, one end of the manual driving member 31, which is close to the manual driving block 32, can be abutted against the connecting block 23, so that the connecting block 23 is pushed to move towards the axis of the valve body 1, and when the manual driving member 31 moves towards the axis far away from the valve body 1, the connecting block 23 moves towards the manual driving member 31 under the pushing of the material bag.

The outer wall of the manual driving piece 31 is penetrated with a plurality of rotating holes 311, the axis of the rotating holes 311 is intersected with the axis of the manual driving piece 31, and the rotating rods 37 can be penetrated in the rotating holes 311, so that the rotating rods 37 are forced to rotate the manual driving piece 31, the rotating rods 37 can be penetrated in the rotating holes 311 close to the valve body 1, the stress position of the manual driving piece 31 is closer to the valve body 1, and the manual driving piece 31 is not easy to deform under the stress state.

The implementation principle of the embodiment is as follows: in a state where the linear driving member 13 is not in operation, the manual driving member 31 is inserted into the valve body 1, the manual driving member 31 pushes the manual driving block 32 to abut against the abutting block 24, then the positioning pin 34 is pulled out from the automatic driving block 14 and inserted into the manual driving block 32 and the connecting block 23, and then the rotating rod 37 is inserted into the rotating hole 311 closest to the valve body 1 and drives the manual driving member 31 to rotate, so that the operation of the diaphragm valve is controlled manually. When the adjusting rod 21 needs to be far away from the axis of the valve body 1, the manual driving piece 31 is moved towards the outside of the valve body 1, and the connecting block 23 is moved towards the direction far away from the axis of the valve body 1 under the pushing of the material bag, so that the adjusting rod 21 is automatically far away from the axis of the valve body 1.

The embodiments of the present utility model are all preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model in this way, therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (8)

1. The utility model provides a diaphragm valve of dual drive mode, includes valve body (1) and is fixed in apron (11) of valve body (1) upper end opening part, be provided with a plurality of groups adjustment mechanism (2) in valve body (1), adjustment mechanism (2) are including rotating regulation pole (21) and the connecting rod (22) of rotating connection on adjusting pole (21) in valve body (1), two sets of adjustment mechanism (2) are along the axis mirror image setting of valve body (1), two sets of the one end rotation of connecting rod (22) of adjustment mechanism (2) is connected, still be provided with on valve body (1) and keep away from on connecting rod (22) one end of adjusting pole (21) and be connected straight line driving piece (13), its characterized in that: still be provided with manual drive in valve body (1) and adjust pole (21) pivoted manual actuating mechanism (3), manual actuating mechanism (3) are including sliding manual drive piece (32) and manual drive piece (31) that set up in valve body (1) that drive manual drive piece (32) removed, the axis that the slip direction of manual drive piece (32) passed valve body (1), two interconnect connecting rod (22) are rotated jointly and are connected with connecting block (23), connecting block (23) are connected with manual drive piece (32) can be dismantled, it is provided with automatic drive piece (14) to slide on apron (11), the axis that the slip direction of automatic drive piece (14) passed valve body (1), automatic drive piece (14) are connected with sharp drive piece (13), automatic drive piece (14) can be dismantled with connecting block (23).

2. A dual drive mode diaphragm valve according to claim 1, wherein: the manual driving block (32) and the automatic driving block (14) are provided with mounting holes (33) in a penetrating mode on end faces close to each other, two side walls of the connecting block (23) are provided with connecting holes (231), a positioning pin (34) can be arranged in the mounting holes (33) in a penetrating mode, and the positioning pin (34) can be arranged in the connecting holes (231) in a penetrating mode.

3. A dual drive mode diaphragm valve according to claim 2, wherein: the bottom of the connecting hole (231) is fixed with a magnetic piece (36) which can be attracted with the positioning pin (34).

4. A dual drive mode diaphragm valve according to claim 1, wherein: two side walls of the connecting block (23) are both fixed with abutting blocks (24), and the abutting blocks (24) can be abutted with the automatic driving block (14) and the manual driving block (32) respectively.

5. A dual drive mode diaphragm valve according to claim 2, wherein: the valve body (1) and the cover plate (11) are provided with a yielding groove (15) communicated with the inner cavity of the valve body (1), the yielding groove (15) is parallel to the moving direction of the connecting block (23), and the positioning pin (34) can penetrate through the yielding groove (15).

6. A dual drive mode diaphragm valve according to claim 2, wherein: one end of the locating pin (34) far away from the connecting block (23) is provided with a pull ring (35).

7. A dual drive mode diaphragm valve according to claim 1, wherein: the manual driving piece (31) is arranged on the valve body (1) in a penetrating mode and is in threaded connection with the valve body (1), and one end, close to the connecting block (23), of the manual driving piece (31) can be abutted to the connecting block (23).

8. The dual drive mode diaphragm valve of claim 7, wherein: a plurality of rotating holes (311) are formed in the outer wall of the manual driving piece (31) in a penetrating mode, the rotating holes (311) are formed in the length direction of the manual driving piece (31), and rotating rods (37) can be arranged in the rotating holes (311) in a penetrating mode to drive the manual driving piece (31) to rotate.