CN216555456U

CN216555456U - Energy-saving proportional valve

Info

Publication number: CN216555456U
Application number: CN202123364947.5U
Authority: CN
Inventors: 林建州; 曾素珍
Original assignee: Nanjing Vtech Electro Mechanical Technology Development Co ltd
Current assignee: Nanjing Weiyida Instrument Technology Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-05-17
Anticipated expiration: 2031-12-29

Abstract

The utility model belongs to the field of proportional valves, in particular to an energy-saving proportional valve, aiming at the problems that the prior proportional valve is inconvenient to control the flow of a flowing medium during working, so that the energy is not saved enough, the medium can not be filtered, the channel of the valve body is easy to block, the passing property of the medium liquid is influenced, and the use is inconvenient, the utility model provides the following scheme, which comprises a valve body, wherein the valve body is provided with a liquid channel, the top of the valve body is fixedly connected with a fixed frame, and the inner wall of the top of the fixed frame is fixedly connected with an adjusting box. Therefore, the liquid passing property can be ensured, and the use is convenient.

Description

Energy-saving proportional valve

Technical Field

The utility model relates to the technical field of proportional valves, in particular to an energy-saving proportional valve.

Background

The proportional valve is a valve capable of continuously controlling a medium flowing through the proportional valve, and is widely applied to the field of hydraulic pressure.

The prior proportional valve is inconvenient to control the flow of flowing media in work, so that energy is not saved enough, the media cannot be filtered, a valve body channel is easy to block, the liquid passing performance of the media is influenced, and the proportional valve is inconvenient to use, so that the energy-saving proportional valve is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that the prior proportional valve is inconvenient to control the flow of a flowing medium during working, so that energy is not saved enough, the medium cannot be filtered, a valve body channel is easy to block, the liquid passing performance of the medium is influenced, and the proportional valve is inconvenient to use in the prior art.

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

an energy-saving proportional valve comprises a valve body, wherein a liquid channel is arranged on the valve body, a fixing frame is fixedly connected to the top of the valve body, an adjusting box is fixedly connected to the inner wall of the top of the fixing frame, an adjusting component is arranged in the adjusting box, an adjusting plate is connected to the adjusting component in a transmission manner, two sides of the adjusting plate are respectively connected with the inner walls of two sides of the adjusting box in a sliding manner, an adjusting column is fixedly connected to the bottom of the adjusting plate, a connecting groove communicated with the liquid channel is formed in the valve body, a valve core is connected in the connecting groove in a sliding manner in a sealing manner, the bottom end of the adjusting column extends into the connecting groove and is fixedly connected with the top of the valve core, a filter screen is arranged in the liquid channel, the valve core can move downwards through the adjusting component, so that the flow rate and the flow of liquid can be adjusted according to actual conditions, the valve body can save more energy, impurities in the liquid can be filtered through the filter screen, the liquid passage is prevented from being blocked by impurities, so that the liquid passing performance can be ensured, and the use is convenient.

Preferably, the adjusting assembly comprises a driving motor, a threaded shaft, a threaded plate, a connecting rod, a rotating plate, a connecting plate, a moving plate, a rack, a gear, a transmission plate and a rectangular ring, the left side of the driving motor is fixedly connected with the inner wall of the left side of the adjusting box, the output shaft of the driving motor is fixedly connected with the left end of the threaded shaft, the threaded plate is in threaded connection with the threaded shaft, the right side of the threaded plate is slidably connected with the connecting rod, the right end of the connecting rod is rotatably connected with the left side of the rotating plate, the rear wall of the adjusting box is rotatably connected with a rotating shaft, the rotating plate is fixedly sleeved on the rotating shaft, the rotating plate is provided with a rectangular hole, the connecting plate is fixedly connected with a rectangular column, the front end of the rectangular column is slidably connected with the inner wall of the rectangular hole, the right side of the connecting plate is fixedly connected with the left side of the moving plate, and the rack, the gear, the transmission plate and the rectangular ring are two, the bottom of the thread plate and the bottom of the movable plate are respectively fixedly connected with the tops of the two racks, the rear wall of the adjusting box is connected with two connecting shafts in a rotating mode, the two gears and the two transmission plates are respectively fixedly sleeved on the two connecting shafts, the transmission plates are located on the front sides of the gears, the two racks are respectively meshed with the two gears, the bottoms of the two rectangular rings are respectively fixedly connected with the top of the adjusting plate, the two transmission plates are respectively connected with a transmission column, the front ends of the transmission columns are slidably connected with the inner walls of the rectangular rings, the driving motor can enable the threaded shafts to rotate, the thread plate can move leftwards and move leftwards, the bottom of the rotation plates can rotate leftwards and upwards through the connecting rods, the tops of the rotation plates can rotate rightwards and downwards, the movable plate can move rightwards through the rectangular columns and the connecting plates, and the two racks can move towards directions away from each other, because two racks mesh with two gears respectively, can make two gears rotate like this, and turn to opposite, two gears can make the bottom of two driving plates rotate to the direction that is close to each other, can make two rectangle rings remove downwards through the transmission post, two rectangle rings can make the regulating plate remove downwards, can make the case remove downwards through adjusting the post, can diminish the space of liquid passage like this, the velocity of flow that can adjust liquid like this according to actual conditions makes the valve body can be more energy-conserving like this.

Preferably, the top fixedly connected with fixed column of filter screen, the top fixedly connected with fixed plate of fixed column, two bayonet locks of bottom fixedly connected with of fixed plate, two draw-in grooves have been seted up on the valve body, and two bayonet locks clamp with two draw-in grooves respectively, upwards stimulate the fixed plate, make two bayonet locks shift out respectively in two draw-in grooves, just so can take out the filter screen and clear up convenient and fast.

Preferably, symmetry fixedly connected with telescopic link on the bottom inner wall of regulating box, the telescopic link is two, and the top of two telescopic links all with the bottom fixed connection of regulating plate, the telescopic link can make the regulating plate remove more firm.

Preferably, the sliding grooves are symmetrically formed in the inner wall of the top of the adjusting box, the number of the sliding grooves is two, the tops of the threaded plate and the moving plate are respectively in sliding connection with the inner walls of the tops of the two sliding grooves, and the sliding grooves can enable the threaded plate and the moving plate to move more smoothly.

Preferably, fixedly connected with limiting plate in the regulating box, the equal fixedly connected with riser in one side that two racks kept away from each other, the top of two risers all with the bottom sliding connection of limiting plate, slide in the bottom of limiting plate through two risers, can make two racks can the steady movement, can not take place the offset.

Has the advantages that: the threaded shaft can be rotated by the driving motor, the threaded shaft can make the threaded plate move leftwards, the threaded plate moves leftwards, the bottom of the rotating plate can be rotated leftwards and upwards by the connecting rod, the top of the rotating plate can be rotated rightwards and downwards, the moving plate can be moved rightwards by the rectangular column and the connecting plate, so that the threaded plate and the moving plate can make the two racks move towards the direction away from each other, as the two racks are respectively meshed with the two gears, the two gears can be rotated and turned oppositely, the two gears can make the bottoms of the two transmission plates rotate towards the direction close to each other, the two rectangular rings can be moved downwards by the transmission column, the adjusting plate can be moved downwards by the two rectangular rings, the valve core can be moved downwards by the adjusting column, so that the space of the liquid channel can be reduced, and the flow rate and the flow of the liquid can be adjusted according to actual conditions, thus, the valve body can save more energy.

Owing to set up the filter screen, the filter screen can filter the impurity in the liquid, prevents that impurity from blockking up the fluid passage, can guarantee the trafficability characteristic of liquid like this, facilitates the use, when needs take out the filter screen and clear up, at this moment upwards stimulates the fixed plate, makes two bayonet locks shift out respectively in two draw-in grooves, just so can take out the filter screen and clear up convenient and fast.

The valve body has the advantages that the structure is reasonable, the operation is convenient, the valve core can move downwards through the adjusting assembly, the flow speed and the flow rate of liquid can be adjusted according to actual conditions, the valve body can save more energy, impurities in the liquid can be filtered through the filter screen, the liquid channel is prevented from being blocked by the impurities, the liquid passing performance can be guaranteed, and the use is convenient.

Drawings

FIG. 1 is a schematic structural diagram of an energy-saving proportional valve according to the present invention;

FIG. 2 is a schematic cross-sectional structural diagram of a regulating box of the energy-saving proportional valve provided by the utility model;

FIG. 3 is a schematic diagram of a partial three-dimensional structure of an energy-saving proportional valve according to the present invention;

fig. 4 is an enlarged schematic structural diagram of a portion a of an energy-saving proportional valve provided by the utility model.

In the figure: the device comprises a valve body 1, a liquid channel 2, a fixed frame 3, an adjusting box 4, an adjusting plate 5, an adjusting column 6, a valve core 7, a filter screen 8, a driving motor 9, a threaded shaft 10, a threaded plate 11, a connecting rod 12, a rotating plate 13, a connecting plate 14, a movable plate 15, a rack 16, a gear 17, a transmission plate 18, a rectangular ring 19, an expansion rod 20, a sliding chute 21, a limiting plate 22, a fixing column 23, a fixing plate 24 and a bayonet lock 25.

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.

Referring to fig. 1-4, an energy-saving proportional valve comprises a valve body 1, a liquid channel 2 is arranged on the valve body 1, a fixed frame 3 is fixedly connected to the top of the valve body 1, an adjusting box 4 is fixedly connected to the inner wall of the top of the fixed frame 3, an adjusting assembly is arranged in the adjusting box 4, an adjusting plate 5 is connected to the adjusting assembly in a transmission manner, two sides of the adjusting plate 5 are respectively connected with the inner walls of two sides of the adjusting box 4 in a sliding manner, an adjusting column 6 is fixedly connected to the bottom of the adjusting plate 5, a connecting groove communicated with the liquid channel 2 is formed in the valve body 1, a valve core 7 is connected to the connecting groove in a sliding manner in a sealing manner, the bottom end of the adjusting column 6 extends into the connecting groove and is fixedly connected with the top of the valve core 7, a filter screen 8 is arranged in the liquid channel 2, and the adjusting assembly comprises a driving motor 9, a threaded shaft 10, a threaded plate 11, a connecting rod 12, a rotating plate 13, a connecting plate 14, a moving plate 15, a rack 16, The left side of the driving motor 9 is fixedly connected with the inner wall of the left side of the adjusting box 4, the output shaft of the driving motor 9 is fixedly connected with the left end of a threaded shaft 10, a threaded plate 11 is in threaded connection with the threaded shaft 10, when the threaded shaft 10 rotates, the threaded plate 11 can move transversely, the right side of the threaded plate 11 is connected with a connecting rod 12 in a sliding manner, the right end of the connecting rod 12 is connected with the left side of a rotating plate 13 in a rotating manner, the rear wall of the adjusting box 4 is connected with a rotating shaft in a rotating manner, the rotating plate 13 is fixedly sleeved on the rotating shaft, the rotating plate 13 is provided with a rectangular hole, a rectangular column is fixedly connected onto the connecting plate 14, the front end of the rectangular column is connected with the inner wall of the rectangular hole in a sliding manner, the right side of the connecting plate 14 is fixedly connected with the left side of the moving plate 15, two racks 16, the gear 17, the driving plate 18 and the rectangular ring 19 are arranged, the bottoms of the threaded plate 11 and the moving plate 15 are respectively and fixedly connected with the tops of the two racks 16, the rear wall of the adjusting box 4 is rotatably connected with two connecting shafts, two gears 17 and two transmission plates 18 are respectively fixedly sleeved on the two connecting shafts, the transmission plates 18 are positioned on the front sides of the gears 17, two racks 16 are respectively meshed with the two gears 17, as the two racks 16 are respectively meshed with the two gears 17, when the two racks 16 are far away from each other, the two gears 17 can rotate and rotate oppositely, the bottoms of two rectangular rings 19 are fixedly connected with the top of the adjusting plate 5, the two transmission plates 18 are both connected with transmission columns, the front ends of the transmission columns are in sliding connection with the inner walls of the rectangular rings 19, the top of the filter screen 8 is fixedly connected with a fixed column 23, the top end of the fixed column 23 is fixedly connected with a fixed plate 24, the bottom of the fixed plate 24 is fixedly connected with two clamping pins 25, the valve body 1 is provided with two clamping grooves, and the two clamping pins 25 are respectively clamped with the two clamping grooves, the threaded shaft 10 can be rotated by the driving motor, the threaded shaft 10 can move the threaded plate 11 leftwards, the bottom of the rotating plate 13 can be rotated leftwards and upwards by the connecting rod 12, the top of the rotating plate 13 can be rotated rightwards and downwards, the moving plate 15 can be moved rightwards by the rectangular column and the connecting plate 14, so that the threaded plate 11 and the moving plate 15 can move the two racks 16 in the direction away from each other, the two racks 16 are respectively meshed with the two gears 17, so that the two gears 17 can be rotated and the directions are opposite, the two gears 17 can rotate the bottoms of the two transmission plates 18 in the direction approaching each other, the two rectangular rings 19 can be moved downwards by the transmission column, the two rectangular rings 19 can move the adjusting plate 5 downwards, the valve core 7 can be moved downwards by the adjusting column 6, so that the space of the liquid channel 2 can be reduced, the valve body 1 can be more energy-saving because the filter screen 8 is arranged, the filter screen 8 can filter impurities in the liquid, the impurities are prevented from blocking the liquid channel 2, the passing performance of the liquid can be ensured, the valve body is convenient to use, when the filter screen 8 needs to be taken out for cleaning, the fixing plate 24 is pulled upwards, the two clamping pins 25 are respectively moved out of the two clamping grooves, the filter screen 8 can be taken out for cleaning, and the valve body is convenient and quick to use, has a reasonable structure and convenient operation, the valve core 7 can be moved downwards through the adjusting assembly, the flow rate and the flow rate of the liquid can be adjusted according to the actual condition, the valve body 1 can be more energy-saving, the impurities in the liquid can be filtered through the filter screen 8, the impurities are prevented from blocking the liquid channel 2, and the passing performance of the liquid can be ensured, is convenient to use.

According to the utility model, the inner wall of the bottom of the adjusting box 4 is symmetrically and fixedly connected with two telescopic rods 20, the top ends of the two telescopic rods 20 are fixedly connected with the bottom of the adjusting plate 5, and the telescopic rods 20 can enable the adjusting plate 5 to move more stably.

In the utility model, the inner wall of the top of the adjusting box 4 is symmetrically provided with two sliding grooves 21, the tops of the threaded plate 11 and the moving plate 15 are respectively connected with the inner walls of the tops of the two sliding grooves 21 in a sliding manner, and the sliding grooves 21 can enable the threaded plate 11 and the moving plate 15 to move more smoothly.

According to the utility model, the limiting plate 22 is fixedly connected in the adjusting box 4, the vertical plates are fixedly connected to the sides, away from each other, of the two racks 16, the tops of the two vertical plates are in sliding connection with the bottom of the limiting plate 22, and the two racks 16 can stably move without position deviation by sliding the two vertical plates at the bottom of the limiting plate 22.

The working principle is as follows: when the device is used specifically, referring to fig. 1, at this time, the diameter of the liquid channel 2 is the maximum value, at this time, the flow rate of the liquid medium can be adjusted according to actual conditions, at this time, the driving motor 9 is started, the output shaft of the driving motor 9 can rotate the threaded shaft 10, the threaded shaft 10 can move the threaded plate 11 leftward, the connecting rod 12 can rotate the bottom of the rotating plate 13 leftward and upward, the top of the rotating plate 13 rightward rotates, the moving plate 15 rightward can move the moving plate 15 rightward through the rectangular column and the connecting plate 14, so that the threaded plate 11 and the moving plate 15 can move the two racks 16 in directions away from each other, as the two racks 16 are respectively engaged with the two gears 17, the two gears 17 can rotate and turn in opposite directions, and the two gears 17 can rotate the bottoms of the two driving plates 18 in directions away from each other, can make two rectangular rings 19 downstream through the drive column, two rectangular rings 19 can make regulating plate 5 downstream, can make case 7 downstream through adjusting post 6, can diminish liquid passage 2's space like this, thereby can adjust the velocity of flow of liquid and adjust, it can be more energy-conserving to make valve body 1 like this, owing to set up filter screen 8, filter screen 8 can filter the impurity in the liquid, prevent that impurity from blockking up liquid passage 2, can guarantee the trafficability characteristic of liquid like this, convenient to use, when needing to take out filter screen 8 and clear up, at this moment upwards stimulate fixed plate 24, make two bayonet locks 25 shift out respectively in two draw-in grooves, just so can take out filter screen 8 and clear up, and is convenient and fast.

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 equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. An energy-saving proportional valve comprises a valve body (1) and is characterized in that a liquid channel (2) is arranged on the valve body (1), the top of the valve body (1) is fixedly connected with a fixed frame (3), the inner wall of the top of the fixed frame (3) is fixedly connected with an adjusting box (4), an adjusting component is arranged in the adjusting box (4), an adjusting plate (5) is connected on the adjusting component in a transmission way, the two sides of the adjusting plate (5) are respectively connected with the inner walls of the two sides of the adjusting box (4) in a sliding way, the bottom of the adjusting plate (5) is fixedly connected with an adjusting column (6), a connecting groove communicated with the liquid channel (2) is arranged in the valve body (1), a valve core (7) is connected in the connecting groove in a sealing and sliding way, the bottom end of the adjusting column (6) extends into the connecting groove and is fixedly connected with the top of the valve core (7), and a filter screen (8) is arranged in the liquid channel (2).

2. The energy-saving proportional valve according to claim 1, wherein the adjusting assembly comprises a driving motor (9), a threaded shaft (10), a threaded plate (11), a connecting rod (12), a rotating plate (13), a connecting plate (14), a moving plate (15), a rack (16), a gear (17), a transmission plate (18) and a rectangular ring (19), the left side of the driving motor (9) is fixedly connected with the inner wall of the left side of the adjusting box (4), the output shaft of the driving motor (9) is fixedly connected with the left end of the threaded shaft (10), the threaded plate (11) is in threaded connection with the threaded shaft (10), the right side of the threaded plate (11) is slidably connected with the connecting rod (12), the right end of the connecting rod (12) is rotatably connected with the left side of the rotating plate (13), the rear wall of the adjusting box (4) is rotatably connected with a rotating shaft, and the rotating plate (13) is fixedly sleeved on the rotating shaft, the improved adjustable gear box is characterized in that a rectangular hole is formed in the rotating plate (13), a rectangular column is fixedly connected to the connecting plate (14), the front end of the rectangular column is connected with the inner wall of the rectangular hole in a sliding mode, the right side of the connecting plate (14) is fixedly connected with the left side of the moving plate (15), two gear racks (16), two gears (17), two transmission plates (18) and two rectangular rings (19) are arranged, the bottoms of the threaded plate (11) and the bottom of the moving plate (15) are fixedly connected with the tops of the two gear racks (16), the rear wall of the adjusting box (4) is rotatably connected with the two connecting shafts, the two gears (17) and the two transmission plates (18) are fixedly sleeved on the two connecting shafts respectively, the transmission plates (18) are located on the front side of the gear racks (17), the two gear racks (16) are meshed with the two gears (17) respectively, and the bottoms of the two rectangular rings (19) are fixedly connected with the tops of the adjusting plate (5), the two transmission plates (18) are connected with transmission columns, and the front ends of the transmission columns are connected with the inner wall of the rectangular ring (19) in a sliding manner.

3. The energy-saving proportional valve according to claim 1, wherein a fixing column (23) is fixedly connected to the top of the filter screen (8), a fixing plate (24) is fixedly connected to the top end of the fixing column (23), two clamping pins (25) are fixedly connected to the bottom of the fixing plate (24), two clamping grooves are formed in the valve body (1), and the two clamping pins (25) are respectively clamped with the two clamping grooves.

4. The energy-saving proportional valve according to claim 1, wherein the inner wall of the bottom of the adjusting box (4) is symmetrically and fixedly connected with two telescopic rods (20), and the top ends of the two telescopic rods (20) are fixedly connected with the bottom of the adjusting plate (5).

5. The energy-saving proportional valve according to claim 2, wherein the top inner wall of the adjusting box (4) is symmetrically provided with two sliding grooves (21), and the tops of the threaded plate (11) and the moving plate (15) are respectively connected with the top inner walls of the two sliding grooves (21) in a sliding manner.

6. The energy-saving proportional valve of claim 2, wherein a limiting plate (22) is fixedly connected in the regulating box (4), a vertical plate is fixedly connected to one side of each of the two racks (16) far away from each other, and the tops of the two vertical plates are slidably connected with the bottom of the limiting plate (22).