CN111577956B

CN111577956B - Servo control valve

Info

Publication number: CN111577956B
Application number: CN202010257319.8A
Authority: CN
Inventors: 杨少烽; 竺鹏波; 廖军勇
Original assignee: Xinchang Tester Technology Co ltd
Current assignee: Xinchang Tester Technology Co ltd
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2022-05-03
Anticipated expiration: 2040-04-03
Also published as: CN111577956A

Abstract

The invention discloses a servo control valve, which comprises a servo valve body, a fixed flange plate arranged at the end part of the servo valve body and a movable flange plate used for connecting a pipeline, wherein a plurality of fixing holes which penetrate through and are communicated are formed in the fixed flange plate and the movable flange plate, hexagonal bolts are movably arranged in the plurality of fixing holes, bolt limiting parts are movably arranged at the outer side of the movable flange plate, the servo control valve is different from the prior art, when the servo control valve is arranged in a test process, a plurality of connecting bolts on the flange plates at two ends can be simultaneously arranged and connected based on the structure of the existing flange plate, the connecting bolts are synchronously arranged and connected at the same time, the mounting and connecting work of the servo control valve in the pipeline test is facilitated, the high-efficiency convenient mounting and using of the servo control valve are ensured, and the mounting and connecting work of the test pipeline is effectively improved, thereby ensuring efficient testing.

Description

Servo control valve

Technical Field

The invention relates to the technical field of servo valves, in particular to a servo control valve.

Background

In the measurement field of product pipeline expert through size, the size that the test was passed through the meridian adopts the mode of deciding fluid pressure test product fluid flow size to confirm the product and pass through the meridian whether to accord with the design requirement usually, there is the difference because of the product passes through the meridian, change because of passing through the meridian and lead to the fact the fluid pressure value to change during the test, just so need pass through the fluid flow of servo control valve with accurate regulation product front end, make fluid pressure keep at the test value of regulation, thereby realize the flow test under the definite pressure, and servo control valve mainly passes through servo motor driven mode, in order to realize the accurate rotation adjustment of ball valve.

However, in the use process of the existing ball valve, the connection between the existing ball valve and the pipeline is mainly realized through two sets of flange plates at two ends, and when the ball valve is installed and connected, a plurality of groups of bolts and nuts on the two sets of flange plates need to be installed respectively, so that the assembly and connection work of the test pipeline is very complicated, the work efficiency of the pipeline passing through the size test is seriously affected, and therefore, the servo control valve is provided.

Disclosure of Invention

The present invention is directed to a servo control valve that can ensure efficient installation during testing use, to solve the problems set forth in the background art described above.

In order to achieve the purpose, the invention provides the following technical scheme: a servo control valve comprises a servo valve body, a fixed flange plate arranged at the end part of the servo valve body and a movable flange plate used for connecting pipelines, wherein a plurality of fixing holes which penetrate through and are communicated are formed in the fixed flange plate and the movable flange plate, hexagonal bolts are movably arranged in the plurality of fixing holes, bolt limiting parts are movably arranged on the outer side of the movable flange plate, threaded connecting pieces are respectively arranged at the positions, close to the fixed flange plate, of the outer sides of the two ends of the servo valve body, driving pieces are arranged on the outer side of the servo valve body, the threaded connecting pieces are connected with the driving pieces, driving pieces are respectively arranged at the ends, close to the driving pieces, of the threaded connecting pieces, so that the servo control valve is different from the prior art, when the servo control valve is installed in a test process, based on the existing flange plate structure, a plurality of connecting bolts on the flange plates at the two ends can be installed and connected and installed synchronously through a plurality of connecting bolts, the installation connection work of the servo control valve is facilitated when the pipeline is tested, the efficient and convenient installation and use of the servo control valve are guaranteed, the installation connection work of the test pipeline is effectively improved, and efficient testing is guaranteed.

Preferably, the bolt locating part includes the expansion plate, the activity of expansion plate cup joints in the movable flange dish outside, and the one side equidistance that the expansion plate is close to the servo valve body has seted up a plurality of hexagonal constant head tanks, the hex bolts is inserted with the activity of hexagonal constant head tank respectively and is closed, through the bolt locating part to the tip of guaranteeing a plurality of hex bolts is in same vertical plane, and can carry out effectual rotation spacing to a plurality of hex bolts simultaneously, thereby makes things convenient for its synchronous erection joint work simultaneously.

Preferably, the threaded connecting piece comprises a plurality of fixed seats for mounting and fixing, a plurality of threaded cylinders for mounting hexagon bolts, a detachable cylinder mechanism for detachable assembly and a plurality of belt wheels mounted at the end parts of the threaded cylinders and the detachable cylinder mechanism, the plurality of belt wheels are respectively mounted at one ends of the threaded cylinders and the detachable cylinder mechanism, which are far away from the fixed flange plate, the plurality of fixed seats are equidistantly fixed at the outer side of the end part of the servo valve body, the plurality of threaded cylinders and the detachable cylinder mechanism respectively penetrate through the fixed seats, the plurality of threaded cylinders and the detachable cylinder mechanism are respectively and rotatably connected with the fixed seats through bearings, threaded mounting holes are respectively formed at one ends of the plurality of threaded cylinders and the detachable cylinder mechanism, which are close to the fixed flange plate, the plurality of hexagon bolts are respectively and in threaded connection with the threaded mounting holes, and the threaded connecting piece is arranged so as to effectively facilitate the threaded mounting work of the hexagon bolts, so as to ensure the effective installation, connection and use of the pipelines.

Preferably, the driving medium includes driving belt, driving belt sets up in the band pulley outside, and is a plurality of the band pulley passes through driving belt transmission and connects, through the driving medium to guarantee a plurality of threaded connection's synchronous rotation, thereby cooperation bolt locating part, in order to install a plurality of hex bolts simultaneously.

Preferably, the detachable barrel mechanism comprises a fixed barrel, the fixed barrel penetrates through the fixed seat and is rotatably connected with the fixed seat, a threaded mounting hole is formed in the end part, close to the fixed flange, of the fixed barrel, and one end of the fixed cylinder far away from the fixed flange is provided with a mounting seat, the belt wheel is arranged on one side of the mounting seat far away from the fixed cylinder, and a fixing bolt is movably penetrated in the belt wheel and the mounting seat, one side of the mounting seat close to the fixed cylinder is provided with a rotary limiting piece, the mounting seat is movably connected with the fixed cylinder through a fixed bolt, and the mounting seat and the fixed cylinder are limited through a rotary limiting piece and a detachable cylinder mechanism, so that when the abrasion of the transmission part influences the normal and high-efficiency transmission in the long-time test and use process, can effectively make things convenient for the dismouting of driving medium to change to guarantee high-efficient transmission, with the high-efficient erection joint of assurance pipeline.

Preferably, the rotary limiting part comprises an inserting block, the inserting block is fixed at one end, close to the fixed cylinder, of the mounting seat, an inserting groove is formed in one end, close to the mounting seat, of the fixed cylinder, the inserting block and the inserting groove are movably inserted and combined, and through the rotary limiting part, stability in the normal transmission, installation and use process of the detachable cylinder mechanism is guaranteed, and normal and efficient installation of the hexagon bolt is guaranteed.

Preferably, the driving piece includes a fixed base, the fixed base is fixed in the servo valve body outside, and the fixed base outside is rotated through the bearing and is installed the drive shaft, the drive shaft outside is fixed with drive bevel gear, drive bevel gear both sides all mesh and are connected with drive bevel gear, the fixed axle is all installed to one side that drive bevel gear was kept away from to drive bevel gear, the one end that drive bevel gear was kept away from to the fixed axle is fixed with the band pulley of both sides respectively, and through the driving piece that sets up, then can provide effective drive, and then guarantee the synchronous antiport of the screw thread locating part at both ends to synchronous the installation in the time of the hexagon bolt of assurance both ends.

Preferably, the end part of the driving shaft far away from the fixed base is fixed with a holding piece convenient for the rotation of the driving shaft, and the holding piece is arranged so as to effectively facilitate the driving rotation of the driving shaft and facilitate the simultaneous synchronous driving and installation work of the hexagon bolts.

Compared with the prior art, the invention has the beneficial effects that:

the invention is different from the prior art, when the servo control valve is installed in the test process, the servo control valve can be simultaneously installed and connected on the flange plates at two ends based on the existing flange plate structure, and the connection and installation are synchronously performed through the plurality of connecting bolts, so that the installation and connection work of the servo control valve during the pipeline test is facilitated, the high-efficiency and convenient installation and use of the servo control valve are ensured, the installation and connection work of the test pipeline is effectively improved, and the high-efficiency test is ensured.

Drawings

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

FIG. 2 is a schematic view of another orientation of the present invention shown in FIG. 1;

FIG. 3 is a schematic bottom plan view of FIG. 1 in accordance with the present invention;

FIG. 4 is a schematic view of a bolt limiting member according to the present invention;

FIG. 5 is a partially disassembled schematic view of FIG. 1 according to the present invention;

FIG. 6 is a schematic sectional view of FIG. 5 according to the present invention;

FIG. 7 is a schematic view of a removable cartridge mechanism of the present invention;

FIG. 8 is a schematic view of the mounting base of the present invention;

FIG. 9 is a schematic view of a stationary barrel according to the present invention;

FIG. 10 is an enlarged view of the area A of the present invention;

FIG. 11 is an enlarged view of the region B according to the present invention.

In the figure: 1-a servo valve body; 2-fixing a flange plate; 3-a movable flange plate; 4-fixing holes; 5-hexagon bolts; 6-bolt limit piece; 7-a threaded connection; 8-a driving member; 9-a transmission member; 10-a movable disc; 11-hexagonal positioning grooves; 12-a fixed seat; 13-a threaded cylinder; 14-a removable cartridge mechanism; 15-a pulley; 16-threaded mounting holes; 17-a drive belt; 18-a stationary cylinder; 19-a mounting seat; 20-fixing the bolt; 21-a rotation limiter; 22-an insertion block; 23-a mating slot; 24-a fixed base; 25-a drive shaft; 26-drive bevel gear; 27-a drive bevel gear; 28-a fixed shaft; 29-a grip.

Detailed Description

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

Referring to fig. 1-11, the present invention provides a technical solution: the servo control valve comprises a servo valve body 1, a fixed flange plate 2 and a movable flange plate 3, wherein the fixed flange plate 2 is arranged at the end part of the servo valve body 1, the movable flange plate 3 is used for connecting pipelines, a plurality of fixing holes 4 which penetrate through and are communicated are formed in the fixed flange plate 2 and the movable flange plate 3, the fixing holes 4 are of circular hole structures but are not limited, and the servo control valve is used for fixedly installing the two flange plates so as to ensure that the pipelines are effectively connected;

hexagonal bolts 5 are movably arranged in the plurality of fixing holes 4, bolt limiting parts 6 are movably arranged on the outer side of the movable flange 3, the plurality of hexagonal bolts 5 are rotatably limited through the bolt limiting parts 6, so that synchronous displacement of the plurality of hexagonal bolts is ensured, threaded connecting pieces 7 are respectively arranged at positions, close to the fixed flange 2, on the outer sides of two ends of the servo valve body 1, driving pieces 8 are arranged on the outer sides of the servo valve body 1, the threaded connecting pieces 7 are connected with the driving pieces 8, and one ends, close to the driving pieces 8, of the threaded connecting pieces 7 are respectively provided with a transmission piece 9, when the servo valve is used, the driving pieces 8 work, the threaded connecting pieces 7 are driven to work through the transmission pieces 9, and the limit of the bolt limiting parts 6 is further matched, so that the plurality of hexagonal bolts 5 are synchronously installed at the same time, so that the existing technology is distinguished, when the servo control valve is installed in a test process, based on current ring flange structure, can carry out erection joint to a plurality of hex bolts 5 on the ring flange of both ends simultaneously, connect the installation in step when having made things convenient for the pipeline test through a plurality of hex bolts 5, the high-efficient convenient installation of servo control valve is used to having guaranteed to install when having made things convenient for the erection joint work of servo control valve to effectively improve the erection joint work of test pipeline, thereby guarantee high-efficient test.

Bolt locating part 6 includes activity dish 10, and activity dish 10 is the circular disk structure but not limited to, activity dish 10 activity is cup jointed in the 3 outsides of movable flange dish, and one side equidistance that activity dish 10 is close to servo valve body 1 has seted up a plurality of hexagonal constant head tank 11, hexagonal bolt 5 is inserted with hexagonal constant head tank 11 activity respectively and is closed, when using, passes fixed orifices 4 with hexagonal bolt 5 respectively to insert its tip in hexagonal constant head tank 11 simultaneously, carry out effectual rotation spacing to a plurality of hexagonal bolt 5 through bolt locating part 6, and can shift and contact extrusion spacing to it simultaneously, thereby make things convenient for the fixed mounting work of ring flange when the pipeline installation.

The threaded connecting piece 7 comprises a plurality of fixed seats 12 for mounting and fixing, a plurality of threaded cylinders 13 for mounting the hexagon bolts 5, a detachable cylinder mechanism 14 for detachable assembly and a plurality of belt wheels 15 mounted at the end parts of the threaded cylinders 13 and the detachable cylinder mechanism 14, the threaded cylinders 13 are of a circular cylinder structure but not limited, the belt wheels 15 are respectively mounted at one ends of the threaded cylinders 13 and the detachable cylinder mechanism 14 far away from the fixed flange 2, the fixed seats 12 are equidistantly fixed at the outer side of the end part of the servo valve body 1, the threaded cylinders 13 and the detachable cylinder mechanism 14 respectively penetrate through the fixed seats 12, the threaded cylinders 13 and the detachable cylinder mechanism 14 are rotatably connected with the fixed seats 12 through bearings, threaded mounting holes 16 are respectively formed at one ends of the threaded cylinders 13 and the detachable cylinder mechanism 14 close to the fixed flange 2, the hexagon bolts 5 are respectively in threaded connection with the threaded mounting holes 16, when the hexagonal bolts 5 are connected for use, the hexagonal bolts 5 are simultaneously contacted with the threaded mounting holes 16 so as to ensure the effective mounting and fixing of the hexagonal bolts 5.

The driving medium 9 includes driving belt 17, driving belt 17 sets up in the band pulley 15 outside, and is a plurality of band pulley 15 passes through driving belt 17 transmission and connects, and when using, driving belt 17 connects a plurality of band pulleys 15 to rotary drive when guaranteeing a plurality of screw thread section of thick bamboo 13 and removable section of thick bamboo mechanism 14, thereby guarantee the synchronous installation of a plurality of hex bolts 5, thereby effectively make things convenient for the servo valve test to use the erection joint work of pipeline.

The detachable cylinder mechanism 14 includes a fixed cylinder 18, the fixed cylinder 18 is of a circular cylinder structure but is not limited to a circular cylinder structure, the fixed cylinder 18 penetrates through the fixed seat 12, the fixed cylinder 18 is rotatably connected with the fixed seat 12, a threaded mounting hole 16 is formed at an end portion of the fixed cylinder 18 close to the fixed flange 2, a mounting seat 19 is arranged at an end of the fixed cylinder 18 far from the fixed flange 2, the mounting seat 19 is preferably of a cylindrical structure but not limited to a circular cylinder structure, the belt wheel 15 is mounted at one side of the mounting seat 19 far from the fixed cylinder 18, a fixing bolt 20 movably penetrates through the belt wheel 15 and the mounting seat 19, a rotation limiting member 21 is arranged at one side of the mounting seat 19 close to the fixed cylinder 18, the mounting seat 19 is movably connected with the fixed cylinder 18 through the fixing bolt 20, the mounting seat 19 and the fixed cylinder 18 are limited through the rotation limiting member 21, and when in use, the mounting seat 19 and the fixed cylinder 18 are fixed through the fixing bolt 20, and rotate spacing through rotatory locating part 21 simultaneously to guarantee the stable synchronous revolution of mount pad 19 and fixed cylinder 18 and use, when driving belt 17 in last use wearing and tearing are serious and influence high-efficient transmission, and then through removable section of thick bamboo mechanism 14, the tensioning of cancellation to driving belt 17 that can be convenient, and then effectively make things convenient for the dismouting of its driving belt 17 to change, guarantee that high-efficient transmission dismouting is used.

The rotation limiting part 21 includes an insertion block 22, the insertion block 22 is preferably of a polygonal column structure, but is not limited thereto, the insertion block 22 is fixed at one end of the mounting seat 19 close to the fixed cylinder 18, one end of the fixed cylinder 18 close to the mounting seat 19 is provided with an insertion groove 23, the insertion block 22 is movably inserted into the insertion groove 23, when the mounting seat 19 and the fixed cylinder 18 are fixed through the fixing bolt 20, the insertion block 22 is inserted into the insertion groove 23, so that effective rotation limiting is ensured, and therefore when the mounting seat 19 and the fixed cylinder 18 are fixed through the fixing bolt 20, the mounting seat 19 can be effectively prevented from driving the fixing bolt 20 to rotate synchronously, and the stable mounting and use of the mounting seat 19 and the fixed cylinder 18 are influenced.

The driving member 8 includes a fixed base 24, the fixed base 24 is a cylindrical structure but not limited to, the fixed base 24 is fixed outside the servo valve body 1, a driving shaft 25 is rotatably installed outside the fixed base 24 through a bearing, the driving shaft 25 is preferably a cylindrical structure but not limited to, a driving bevel gear 26 is fixed outside the driving shaft 25, two sides of the driving bevel gear 26 are respectively engaged and connected with a driving bevel gear 27, one side of the driving bevel gear 27 away from the driving bevel gear 26 is respectively installed with a fixed shaft 28, similarly, the fixed shaft 28 is preferably a cylindrical structure but not limited to, one end of the fixed shaft 28 away from the driving bevel gear 27 is respectively fixed with the belt pulleys 15 on two sides, when in use, the driving shaft 25 is rotated to drive the driving bevel gear 26, and when the driving bevel gear 26 is rotated, the engaged driving bevel gear 27 is passed through, so that the fixed shaft 28 follows the rotation, when the fixed shaft 28 rotates, the corresponding belt wheel 15 is driven to rotate, and the belt wheel 15 rotates to drive all other belt wheels 15 to rotate through the transmission belt 17, so that the threaded cylinder 13 and the detachable cylinder mechanism 14 are driven to rotate respectively, and the plurality of hexagon bolts 5 are simultaneously and synchronously installed with the threads of the hexagon bolts, so that efficient installation of the servo control valve during test and use is guaranteed.

The end part of the driving shaft 25 far away from the fixed base 24 is fixed with a holding part 29 convenient for the driving shaft 25 to rotate, the holding part 29 is preferably a hand wheel but not limited to facilitate the efficient rotation driving of the driving shaft 25, so that the installation and connection of the flange plate are facilitated, and meanwhile, a rubber outer sleeve can be sleeved on the outer side of the holding part 29 to effectively improve the holding comfort when the driving rotation is performed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Servo control valve, including servo valve body (1), install fixed flange dish (2) at servo valve body (1) tip and be used for connecting line's movable flange dish (3), set up a plurality of fixed orificess (4) that run through and communicate on fixed flange dish (2) and movable flange dish (3), it is a plurality of equal activity is provided with hex bolts (5), its characterized in that in fixed orificess (4): activity flange dish (3) outside activity is provided with bolt locating part (6), threaded connection spare (7) are all installed to the position that is close to mounting flange dish (2) in the servo valve body (1) both ends outside, and install driving piece (8) in servo valve body (1) outside, threaded connection spare (7) are connected with driving piece (8), and threaded connection spare (7) one end that is close to driving piece (8) all is provided with driving medium (9), bolt locating part (6) are including activity dish (10), activity dish (10) activity cup joints in the activity flange dish (3) outside, and one side equidistance that activity dish (10) are close to servo valve body (1) has seted up a plurality of hexagonal constant head tanks (11), hexagon bolt (5) respectively with hexagonal constant head tank (11) activity socket joint, threaded connection spare (7) include a plurality of fixing bases (12) that are used for installing fixedly, A plurality of threaded cylinders (13) for mounting hexagon bolts (5), a detachable cylinder mechanism (14) capable of being assembled in a detachable mode and a plurality of belt wheels (15) mounted at the end parts of the threaded cylinders (13) and the detachable cylinder mechanism (14), a plurality of belt wheels (15) are respectively mounted at one ends, far away from the fixed flange plate (2), of the threaded cylinders (13) and the detachable cylinder mechanism (14), a plurality of fixing seats (12) are fixed at the outer side of the end part of the servo valve body (1) in an equidistance mode, a plurality of threaded cylinders (13) and the detachable cylinder mechanism (14) respectively penetrate through one fixing seat (12), and a plurality of threaded cylinders (13) and the detachable cylinder mechanism (14) are rotatably connected with the fixing seats (12) through bearings, and a plurality of threaded mounting holes (16) are formed in the ends, close to the fixed flange plate (2), of the threaded cylinders (13) and the detachable cylinder mechanisms (14), and the hexagonal bolts (5) are in threaded connection with the threaded mounting holes (16) respectively.

2. The servo control valve of claim 1, wherein: the transmission part (9) comprises a transmission belt (17), the transmission belt (17) is arranged on the outer side of the belt wheel (15), and the belt wheels (15) are in transmission connection through the transmission belt (17).

3. The servo control valve of claim 2, wherein: the detachable cylinder mechanism (14) comprises a fixed cylinder (18), the fixed cylinder (18) penetrates through the fixed seat (12), and the fixed cylinder (18) is rotationally connected with the fixed seat (12), the end part of the fixed cylinder (18) close to the fixed flange disc (2) is provided with a thread mounting hole (16), and one end of the fixed cylinder (18) far away from the fixed flange disc (2) is provided with a mounting seat (19), the belt wheel (15) is arranged on one side of the mounting seat (19) far away from the fixed cylinder (18), and a fixing bolt (20) is movably penetrated in the belt wheel (15) and the mounting seat (19), one side of the mounting seat (19) close to the fixed cylinder (18) is provided with a rotary limiting piece (21), the mounting seat (19) is movably connected with the fixed cylinder (18) through a fixed bolt (20), and the mounting seat (19) and the fixed cylinder (18) are limited by a rotary limiting piece (21).

4. The servo control valve of claim 3, wherein: the rotary limiting part (21) comprises an inserting block (22), the inserting block (22) is fixed at one end, close to the fixed barrel (18), of the mounting seat (19), an inserting groove (23) is formed in one end, close to the mounting seat (19), of the fixed barrel (18), and the inserting block (22) and the inserting groove (23) are movably inserted and combined.

5. The servo control valve of claim 4, wherein: the driving piece (8) comprises a fixed base (24), the fixed base (24) is fixed on the outer side of the servo valve body (1), a driving shaft (25) is installed on the outer side of the fixed base (24) in a rotating mode through a bearing, a driving bevel gear (26) is fixed on the outer side of the driving shaft (25), two sides of the driving bevel gear (26) are all connected with transmission bevel gears (27) in a meshed mode, a fixed shaft (28) is installed on one side, away from the driving bevel gears (26), of the transmission bevel gears (27) through the transmission bevel gears (27), and one end, away from the transmission bevel gears (27), of the fixed shaft (28) is fixed with belt pulleys (15) on two sides respectively.

6. The servo control valve of claim 5, wherein: and a holding piece (29) which is convenient for the driving shaft (25) to rotate is fixed at the end part of the driving shaft (25) far away from the fixed base (24).