Electro-mechanical-hydraulic collaborative pump valve with precise flow control function

Abstract

The utility model discloses a precise flow control electro-mechanical-hydraulic cooperation pump valve which comprises a valve body, a side plate and a pipeline connector are fixedly connected to the side surface of the upper end of the valve body and symmetrically arranged, and flange plates are fixedly installed at one end of the valve body and one end of the pipeline connector. An adjusting box is fixedly connected to the surface of one side of the side plate through a mounting plate, a sealing rod is arranged in the adjusting box, one end of the sealing rod penetrates through the valve body and is in sliding connection with the valve body, a sealing gasket is arranged on the side surface of the sealing rod, the sealing gasket is fixedly mounted in the valve body, and a conical surface is formed in one end of the sealing rod; the outer surface of one end of the sealing rod is fixedly connected with a sealing gasket, and the other end of the sealing rod is fixedly connected with a moving block. The problem that in the using process of a traditional electromechanical liquid pump valve, when fluid impacts the pump valve, the valve plate fluctuates is solved, a certain error is avoided when the pump valve controls the flow of the fluid, and therefore the control precision of the fluid flow of the pump valve is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to pump valve technical field, concretely is a kind of precision flow control's electromechanical hydraulic collaborative pump valve. BACKGROUND

[0002] Electromechanical hydraulic collaborative pump valve is fused mechanical, electrical and hydraulic three technologies, realizes accurate control fluid transmission and distribution by collaborative work, is widely used in petrochemical, metallurgy, electric power, pharmaceutical, food and beverage etc., for transporting various fluids, such as crude oil, chemical raw materials, water, steam, liquid medicine, beverage etc., and controls the flow, pressure of fluid. For example, in petrochemical production, for controlling the feed and discharge flow of various reaction kettles;In electric power industry, for water supply and steam delivery control of boiler.

[0003] The existing electromechanical hydraulic collaborative pump valve needs to control the flow of fluid when in use, but the existing pump valve usually uses electromagnetic drive control valve switch when controlling flow, and the existing valve switch generally uses valve plate, which is easy to cause the valve plate to fluctuate in the process of fluid impact on the valve plate, so that certain error is prone to occur when controlling fluid flow, and the flow control accuracy of pump valve is reduced. UTILITY MODEL CONTENT

[0004] In view of the deficiency of prior art, the utility model provides a kind of precision flow control's electromechanical hydraulic collaborative pump valve, solve the problem that the valve plate appears fluctuation when fluid impact on pump valve in the use process of traditional electromechanical hydraulic pump valve, avoid certain error when pump valve controls the flow of fluid, to improve the control accuracy of pump valve fluid flow.

[0005] To achieve the above object, the utility model is realized by the following technical scheme: a kind of precision flow control's electromechanical hydraulic collaborative pump valve, including valve body, the upper end side surface of the valve body is fixedly connected with side plate and pipe joint, and side plate and pipe joint are symmetrically arranged, one end of the valve body and the one end of pipe joint are all fixedly installed with flange, the side surface of the side plate is fixedly connected with adjusting box by mounting plate, and the inside of adjusting box is equipped with sealing rod, one end of the sealing rod is slidably connected with valve body by passing through valve body, and the side surface of sealing rod is equipped with sealing gasket, the sealing gasket is fixedly installed in the inside of valve body, the end of sealing rod is equipped with taper surface, and the one end outer side surface of sealing rod is fixedly connected with sealing gasket, the other end of sealing rod is fixedly connected with moving block, and the side surface of moving block is equipped with adjusting mechanism, the one end inside of pipe joint is fixedly connected with baffle, and baffle is equipped with through hole in the inside, the through hole is aligned with one end of adjusting box.

[0006] Preferably, the adjusting mechanism comprises a threaded sleeve, one end of the threaded sleeve is fixedly connected with one side surface of the moving block, a screw rod is threadedly connected in the threaded sleeve, one end of the screw rod is fixedly connected with a rotating shaft, and a supporting mechanism is arranged on the side surface of the rotating shaft.

[0007] Preferably, the supporting mechanism comprises a limiting ring, the limiting ring is sleeved on the side surface of the rotating shaft, a supporting plate II is fixedly connected with the outer side surface of the limiting ring, and the supporting plate II is fixedly connected with the inner side wall of the adjusting box.

[0008] Preferably, one side surface of the limiting ring is provided with a gear I, the gear I is fixedly connected with the side surface of the handle, the side surface of the gear I is meshingly connected with a gear II, the gear II is fixedly connected with a driving shaft in the interior, and the handle is fixedly connected with the driving shaft at one end of the driving shaft and penetrates through the adjusting box.

[0009] Preferably, the other end of the driving shaft is rotatably connected with a limiting frame, and the side surface of the limiting frame is fixedly connected with the inner wall of the adjusting box.

[0010] Preferably, the upper surface of the moving block is fixedly connected with a supporting plate I, one side surface of the supporting plate I is fixedly connected with a monitoring rod, one end of the monitoring rod penetrates through the adjusting box and is slidingly connected with the adjusting box, and scale lines are marked on the side surface of one end of the monitoring rod.

[0011] Preferably, the lower surface of the moving block is fixedly connected with a moving plate, a limiting rod is slidingly connected in the interior of the moving plate, and one end of the limiting rod is fixedly connected with one side surface of the side plate.

[0012] Compared with the prior art, the present application has the following beneficial effects: through the cooperation of the sealing rod arranged in the adjusting box, the conical surface formed at one end of the sealing rod, the partition plate fixedly connected with one end of the pipeline joint, the through hole formed in the partition plate, and the adjusting mechanism connected with the other end of the sealing rod through the moving block, the flow rate of the fluid can be conveniently adjusted by the staff, and the sealing rod is prevented from fluctuating during the adjustment and use, so that certain errors in the flow rate control of the pump valve on the fluid are prevented, and the control precision of the flow rate of the pump valve on the fluid is improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a structural schematic view of the present application;

[0014] Figure 2 It is a side view structural schematic view of the present application;

[0015] Figure 3 It is an internal structural schematic view of the adjusting box in the present application;

[0016] Figure 4 It is a structural schematic view of the present application;Figure 3 Structure diagram at middle A;

[0017] Figure 5 It is the internal structure schematic view of valve body and pipeline joint in the utility model.

[0018] In the figure: 1, valve body; 101, partition; 102, through hole; 2, side plate; 201, mounting plate; 3, adjusting box; 301, handle; 302, monitoring rod; 303, sealing rod; 3031, sealing pad; 304, moving block; 305, support plate I; 306, threaded sleeve; 307, scale line; 308, screw rod; 309, limiting ring; 3010, rotating shaft; 3011, support plate II; 4, pipeline joint; 401, flange plate; 5, limiting rod; 501, moving plate; 6, gear I; 601, drive shaft; 602, limiting frame; 603, gear II. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0020] Please refer to Figures 1-5 The utility model provides a kind of technical scheme: a kind of precision flow control's electromechanical hydraulic collaborative pump valve, including valve body 1, the upper end side surface of valve body 1 is fixedly connected with side plate 2 and pipeline joint 4, side plate 2 and pipeline joint 4 are symmetrically arranged, the one end of valve body 1 and the one end of pipeline joint 4 are all fixedly installed with flange plate 401, the side surface of side plate 2 is fixedly connected with adjusting box 3 by mounting plate 201, adjusting box 3 is equipped with sealing rod 303 in its interior, the one end of sealing rod 303 is slidably connected with valve body 1 by passing through valve body 1, the side surface of sealing rod 303 is equipped with sealing pad, sealing pad is fixedly installed in the interior of valve body 1, the one end of sealing rod 303 is equipped with taper face, the outer side surface of the one end of sealing rod 303 is fixedly connected with sealing pad 3031, the other end of sealing rod 303 is fixedly connected with moving block 304, the side surface of moving block 304 is equipped with adjusting mechanism, the one end interior of pipeline joint 4 is fixedly connected with partition 101, through hole 102 is formed in the interior of partition 101, through hole 102 is aligned with the one end of adjusting box 3.

[0021] As a technical optimization scheme of the utility model, the adjusting mechanism comprises a threaded sleeve 306, one end of the threaded sleeve 306 is fixedly connected with one side surface of the moving block 304, a lead screw 308 is threadedly connected in the threaded sleeve 306, one end of the lead screw 308 is fixedly connected with a rotating shaft 3010, a supporting mechanism is arranged on the side surface of the rotating shaft 3010, the lead screw 308 in the adjusting mechanism can push the threaded sleeve 306 to move towards the side plate 2, the threaded sleeve 306 pushes one end of the sealing rod 303 to be close to the through hole 102 through the moving block 304, and therefore the size of the fluid flow can be adjusted.

[0022] As a technical optimization scheme of the utility model, the supporting mechanism comprises a limiting ring 309, the limiting ring 309 is sleeved on the side surface of the rotating shaft 3010, a supporting plate II 3011 is fixedly connected with the outer side surface of the limiting ring 309, the supporting plate II 3011 is fixedly connected with the inner side wall of the adjusting box 3, and the stability of the sealing rod 303 during movement can be ensured through the supporting mechanism.

[0023] As a technical optimization scheme of the utility model, one side surface of the limiting ring 309 is provided with a gear I 6, the gear I 6 is fixedly connected with the side surface of the handle 301, the side surface of the gear I 6 is meshingly connected with a gear II 603, a driving shaft 601 is fixedly connected in the gear II 603, one end of the driving shaft 601 is fixedly connected with the handle 301 through the adjusting box 3, the gear I 6, the driving shaft 601 and the gear II 603 are matched with the handle 301, so that the rotating shaft 3010 can be driven to rotate, and therefore the sealing rod 303 can be pushed to be close to the through hole 102 through the lead screw 308.

[0024] As a technical optimization scheme of the utility model, the other end side surface of the driving shaft 601 is rotatably connected with a limiting frame 602, the side surface of the limiting frame 602 is fixedly connected with the inner wall of the adjusting box 3, the driving shaft 601 can be supported and limited through the limiting frame 602, and the rotating stability of the driving shaft 601 is improved.

[0025] As a technical optimization scheme of the utility model, the upper surface of the moving block 304 is fixedly connected with a supporting plate I 305, one side surface of the supporting plate I 305 is fixedly connected with a monitoring rod 302, one end of the monitoring rod 302 is slidably connected with the adjusting box 3 through the adjusting box 3, a scale line 307 is marked on the end side surface of the monitoring rod 302, and the size of the pump valve controlled fluid flow can be clearly known by the staff through the monitoring rod 302 and the scale line 307.

[0026] As a technical optimization scheme of the utility model, the lower surface of the moving block 304 is fixedly connected with a moving plate 501, the inside of the moving plate 501 is slidably connected with a limiting rod 5, one end of the limiting rod 5 is fixedly connected with the side surface of the side plate 2, the limiting rod 5 and the moving plate 501 can limit the sealing rod 303, further improve the stability of the sealing rod 303, and further improve the control precision of the pump valve on fluid flow

[0027] In use, first, the valve body 1 and the pipeline joint 4 are installed on the pipeline through the flange plate 401 at one end of the valve body 1 and the pipeline joint 4, then when the flow of fluid needs to be controlled, the staff needs to rotate the handle 301, then the handle 301 will drive the gear II 603 to rotate through the driving shaft 601, therefore the gear II 603 will drive the gear I 6 to rotate, then the gear I 6 will drive the rotating shaft 3010 to rotate, at this time the rotating shaft 3010 drives the screw rod 308 to rotate, then the screw rod 308 will push the threaded sleeve 306 to be close to the side plate 2, at the same time the threaded sleeve 306 pushes one end of the sealing rod 303 to be close to the through hole 102 through the moving block 304, at this time one end of the sealing rod 303 will extend into the inside of the through hole 102, and the cross section of the through hole 102 will be reduced, therefore the flow of fluid will be reduced, at the same time the monitoring rod 302 fixedly connected with the support plate I 305 on the moving block 304 will be retracted into the inside of the adjusting box 3, therefore the staff can see that the scale line 307 will gradually be reduced, at this time the staff can clearly know the data of the flow of fluid.

[0028] Meanwhile, the contents not described in detail in the specification all belong to the prior art known by the person skilled in the art.

[0029] It should be noted that, in this document, the relationship terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between the entities or operations. However, the terms "include", "contain" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment. Without more limitation. The statement "including a limited element" does not exclude the existence of another same element in the process, method, article or equipment including the element.

[0030] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A precision flow control electromechanical-hydraulic coordinated pump valve, comprising a valve body (1), characterized in that: A side plate (2) and a pipe joint (4) are fixedly connected to the upper side surface of the valve body (1), and the side plate (2) and the pipe joint (4) are symmetrically arranged. A flange (401) is fixedly installed at one end of the valve body (1) and one end of the pipe joint (4). An adjusting box (3) is fixedly connected to one side surface of the side plate (2) through a mounting plate (201), and a sealing rod (303) is provided inside the adjusting box (3). One end of the sealing rod (303) passes through the valve body (1) and is slidably connected to the valve body (1), and a sealing gasket is provided on the side surface of the sealing rod (303). The sealing gasket is fixedly installed inside the valve body (1). One end of the sealing rod (303) has a tapered surface, and a sealing gasket (3031) is fixedly connected to the outer surface of one end of the sealing rod (303). The other end of the sealing rod (303) is fixedly connected to a moving block (304), and an adjustment mechanism is provided on one side surface of the moving block (304). One end of the pipe joint (4) is fixedly connected to a partition plate (101), and a through hole (102) is opened inside the partition plate (101). The through hole (102) is aligned with one end of the regulating box (3).

2. The electromechanical-hydraulic coordinated pump valve for precise flow control according to claim 1, characterized in that: The adjusting mechanism includes a threaded sleeve (306), one end of which is fixedly connected to one side surface of the moving block (304). The threaded sleeve (306) is internally threaded with a lead screw (308), and one end of the lead screw (308) is fixedly connected to a rotating shaft (3010). The side surface of the rotating shaft (3010) is provided with a support mechanism.

3. The electromechanical-hydraulic coordinated pump valve for precise flow control according to claim 2, characterized in that: The support mechanism includes a limiting ring (309), which is sleeved on the side surface of the rotating shaft (3010). A support plate II (3011) is fixedly connected to the outer surface of the limiting ring (309), and the support plate II (3011) is fixedly connected to the inner wall of the adjusting box (3).

4. The electromechanical-hydraulic coordinated pump valve for precise flow control according to claim 3, characterized in that: The limiting ring (309) has a gear I (6) on one side surface, and the gear I (6) is fixedly connected to the side surface of the handle (301). The side surface of the gear I (6) is meshed with a gear II (603), and a drive shaft (601) is fixedly connected inside the gear II (603). One end of the drive shaft (601) passes through the adjustment box (3) and is fixedly connected to the handle (301).

5. The electromechanical-hydraulic coordinated pump valve for precise flow control according to claim 4, characterized in that: The other end of the drive shaft (601) is rotatably connected to a limit frame (602), and the side surface of the limit frame (602) is fixedly connected to the inner wall of the adjustment box (3).

6. The electromechanical-hydraulic coordinated pump valve for precise flow control according to claim 1, characterized in that: The upper surface of the movable block (304) is fixedly connected to a support plate I (305), and a monitoring rod (302) is fixedly connected to one side surface of the support plate I (305). One end of the monitoring rod (302) passes through the adjustment box (3) and is slidably connected to the adjustment box (3). A scale line (307) is engraved on one side surface of the monitoring rod (302).

7. The electromechanical-hydraulic coordinated pump valve for precise flow control according to claim 1, characterized in that: The lower surface of the movable block (304) is fixedly connected to a movable plate (501), and a limiting rod (5) is slidably connected inside the movable plate (501). One end of the limiting rod (5) is fixedly connected to one side surface of the side plate (2).

Images