阅读说明：本技术 一种改进型船用阀门及其生产工艺 (Improved marine valve and production process thereof ) 是由 储效龙 徐爱华 张从兵 于 2021-08-24 设计创作，主要内容包括：本发明涉及阀门加工技术领域,具体为一种改进型船用阀门及其生产工艺,包括阀身、第一阀口和第二阀口,所述阀身的内部活动安装有阀芯,所述阀芯包括第一阀球,所述第一阀球呈半球形,所述第一阀球的内部活动连接有第二阀球,所述第二阀球的内部固定有支撑件,且第二阀球与第一阀球过盈配合,所述阀身的底部内腔一体化连接有中隔板,中隔板将阀身底部内腔分为两个腔室,且中隔板顶端与第一阀球下表面相抵,所述第一阀球的顶端固定有套管,所述套管的内部转动连接有联动轴,所述联动轴的底端与第二阀球的顶端中心处连接固定。本发明采用半球形双开阀芯,保证全开和半开时两个阀口的最大水流通量。(The invention relates to the technical field of valve processing, in particular to an improved marine valve and a production process thereof. The invention adopts the hemispherical double-opening valve core, and ensures the maximum water flux of the two valve ports when the valve is fully opened and half opened.)

1. The utility model provides an improved generation marine valve, includes valve body (1), first valve port (2) and second valve port (3), the both ends of valve body (1) all are the integration and are connected with standard ring flange, the both sides of valve body (1) are the integration respectively and are connected with first valve port (2) and second valve port (3), the one end that first valve port (2) and second valve port (3) deviate from valve body (1) all the integration and are connected with the ring flange, its characterized in that: the top end of the valve body (1) is provided with a control box (4), the control box (4) comprises a box body (41), the top end of the box body (41) is fixedly provided with a box cover (42) through bolts, a valve core (10) is movably arranged in the valve body (1), the valve core (10) comprises a first valve ball (101), the first valve ball (101) is hemispherical, the inside of the first valve ball (101) is movably connected with a second valve ball (102), the inside of the second valve ball (102) is fixedly provided with a support piece (103), the second valve ball (102) is in interference fit with the first valve ball (101), the bottom inner cavity of the valve body (1) is integrally connected with a middle partition plate, the middle partition plate divides the bottom inner cavity of the valve body (1) into two cavities, the top end of the middle partition plate is abutted against the lower surface of the first valve ball (101), the top end of the first valve ball (101) is fixedly provided with a sleeve (104), the internal rotation of sleeve pipe (104) is connected with universal driving shaft (105), the bottom of universal driving shaft (105) is connected fixedly with the top center department of second valve ball (102), the upper surface of case lid (42) is provided with swivel nut (5), and the both ends of swivel nut (5) all are fixed with bracing piece (6), there is lead screw (8) inside of swivel nut (5) through threaded connection, the bottom of lead screw (8) is provided with drive mechanism (9), and case (10) are through drive mechanism (9) and lead screw (8) linkage.

2. An improved marine valve according to claim 1, wherein: the top end of the screw rod (8) is fixed with a hand wheel (7), and the outer surface of the screw rod (8) is movably connected with the box cover (42) through threads.

3. An improved marine valve according to claim 1, wherein: drive mechanism (9) are including worm (91), the top of worm (91) is connected fixedly with the bottom of lead screw (8), the surface meshing of worm (91) has turbine (92), the center department of turbine (92) is fixed with connecting axle (93), the surface of connecting axle (93) is close to the front end of turbine (92) and is fixed with initiative conical gear (94), and the rear end of connecting axle (93) passes through the inner wall rotation connection of bearing and box (41).

4. An improved marine valve according to claim 3, wherein: the surface meshing of initiative conical gear (94) has first driven conical gear (95) and second driven conical gear (96), arrange from top to bottom first driven conical gear (95) and second driven conical gear (96) are, and the surface cover of first driven conical gear (95) and second driven conical gear (96) is equipped with position sleeve (97), the inner wall connection of screw and box (41) is passed through to the one end that position sleeve (97) deviate from first driven conical gear (95) is fixed.

5. An improved marine valve according to claim 4, wherein: the outer surface movable mounting clutching mechanism (11) of sleeve pipe (104), clutching mechanism (11) are including clutch barrel (111), clutch barrel (111) are the tube-shape and overlap and establish on sleeve pipe (104), clutch barrel's (111) surface and the meshing of first driven bevel gear (95) and second driven bevel gear (96), and clutch barrel's (111) inner wall has seted up two rings of blocks, and two rings of blocks are the upper and lower distribution, first spout has been seted up to the top surface of universal driving shaft (105), and evenly distributed has two rings of first dogteeth in the first spout, and the interval of two rings of first dogteeth equals with the height of block, the second spout has been seted up to the top surface of sleeve pipe (104), and evenly distributed has two rings of second dogteeth in the second spout, and two rings of second dogteeth are adjacent to be arranged.

6. An improved marine valve according to claim 5, wherein: the bottom of clutch cylinder (111) is contradicted and is had spring (114), sleeve pipe (104) are located to spring (114) cover, the top of clutch cylinder (111) is contradicted and is had cam (113), the external fixed surface of cam (113) has regulation swinging jib (112), it is connected with box (41) rotation to adjust swinging jib (112).

7. An improved marine valve production process is characterized in that: the production process comprises the following steps:

s1, manufacturing the valve body: processing the valve body by adopting a casting process;

s2, manufacturing of the valve core: stamping a stainless steel plate on a die to form a valve core;

s3, manufacturing accessories: machining by adopting a numerical control machine tool;

s4, uniform assembly: firstly, a valve core is arranged in a valve body, then welding and sealing are carried out, then a box body is installed, then a transmission mechanism and a clutch mechanism are arranged in the box body, butter is smeared on the transmission mechanism and the clutch mechanism, then a screw rod is fixed on the transmission mechanism, and finally a box cover is installed and sealed.

S5, mounting a hand wheel: and (5) mounting a hand wheel on the top end of the screw rod to finish the manufacture of the valve.

Technical Field

The invention relates to the technical field of valve processing, in particular to an improved marine valve and a production process thereof.

Background

Valves are plumbing accessories used to open and close a pipe, control flow direction, regulate and control parameters of the transport medium (temperature, pressure and flow). According to their function, they can be classified into shut-off valves, check valves, regulating valves, and the like. The valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like.

The three-way valve is very commonly used on a ship, and compared with a two-way valve with the same volume, the existing three-way valve has the advantages that the valve core needs to control the opening and closing of two channels, the transition channel is arranged on the valve core, the three-way valve needs to be arranged, and the two transition channels need to be arranged on the valve core, so that the flow channel of the three-way valve is greatly reduced compared with the flow channel of the two-way valve, and the drainage effect can be influenced when a drainage pipeline on the ship is used, particularly when emergency drainage is carried out.

It is therefore desirable to provide an improved marine valve and process for manufacturing the same to solve the above problems.

Disclosure of Invention

The invention aims to provide an improved marine valve and a production process thereof, and aims to solve the problem that the internal displacement of a three-way valve with the same volume and a two-way valve in the background art cannot be well used for an emergency drainage pipeline.

In order to achieve the purpose, the invention provides the following technical scheme: an improved marine valve and a production process thereof comprise a valve body, a first valve port and a second valve port, wherein two ends of the valve body are integrally connected with standard flange plates, two sides of the valve body are respectively integrally connected with the first valve port and the second valve port, one ends of the first valve port and the second valve port, which are far away from the valve body, are integrally connected with flange plates, the top end of the valve body is provided with a control box, the control box comprises a box body, the top end of the box body is fixedly provided with a box cover through bolts, a valve core is movably arranged in the valve body and comprises a first valve ball, the first valve ball is hemispherical, the first valve ball is movably connected with a second valve ball, a support is fixedly arranged in the second valve ball, the second valve ball is in interference fit with the first valve ball, the bottom inner cavity of the valve body is integrally connected with a middle partition plate, the middle partition plate divides the bottom inner cavity of the valve body into two cavities, the top end of the middle partition plate abuts against the lower surface of the first valve ball, a sleeve is fixed to the top end of the first valve ball, a linkage shaft is rotatably connected to the inside of the sleeve, the bottom end of the linkage shaft is fixedly connected with the center of the top end of the second valve ball, a threaded sleeve is arranged on the upper surface of the box cover, supporting rods are fixedly arranged at two ends of the threaded sleeve, a lead screw is connected to the inside of the threaded sleeve through threads, a transmission mechanism is arranged at the bottom end of the lead screw, and the valve core is linked with the lead screw through the transmission mechanism.

Preferably, a hand wheel is fixed at the top end of the screw rod, and the outer surface of the screw rod is movably connected with the box cover through threads.

Preferably, drive mechanism includes the worm, the top of worm is connected fixedly with the bottom of lead screw, the surface meshing of worm has the turbine, the center department of turbine is fixed with the connecting axle, the surface of connecting axle is close to the front end of turbine and is fixed with initiative conical gear, and the rear end of connecting axle passes through the bearing and is connected with the inner wall rotation of box.

Preferably, the surface meshing of initiative conical gear has first driven conical gear and the driven conical gear of second, first driven conical gear and the driven conical gear of second are arranged from top to bottom, and the surface cover of first driven conical gear and the driven conical gear of second is equipped with the position sleeve, the one end that the position sleeve deviates from first driven conical gear is passed through the screw and is fixed with the interior wall connection of box.

Preferably, sheathed tube surface movable mounting clutching mechanism, clutching mechanism includes the clutch barrel, the clutch barrel is the tube-shape and overlaps and establish on the sleeve pipe, the surface and the driven conical gear meshing of first driven conical gear and second of clutch barrel, and the inner wall of clutch barrel has seted up two rings of tooth pieces, and two rings of tooth pieces are the upper and lower distribution, first spout has been seted up to the top surface of universal driving shaft, and evenly distributed has two rings of first dogtooths in the first spout, and the interval of two rings of first dogtooths is equal with the height of tooth piece, the second spout has been seted up to sheathed tube top surface, and evenly distributed has two rings of second dogteeth in the second spout, and two rings of second dogteeth are adjacent to be arranged.

Preferably, the spring has been contradicted to the bottom of clutch cylinder, the spring housing is located on the sleeve pipe, the top of clutch cylinder is contradicted and is had the cam, the external fixed surface of cam has the regulation swinging arms, the regulation swinging arms rotates with the box and is connected.

An improved marine valve production process, which comprises the following steps:

s1, manufacturing the valve body: processing the valve body by adopting a casting process;

s2, manufacturing of the valve core: stamping a stainless steel plate on a die to form a valve core;

s3, manufacturing accessories: machining by adopting a numerical control machine tool;

s4, uniform assembly: firstly, a valve core is arranged in a valve body, then welding and sealing are carried out, then a box body is installed, then a transmission mechanism and a clutch mechanism are arranged in the box body, butter is smeared on the transmission mechanism and the clutch mechanism, then a screw rod is fixed on the transmission mechanism, and finally a box cover is installed and sealed.

S5, mounting a hand wheel: and (5) mounting a hand wheel on the top end of the screw rod to finish the manufacture of the valve.

Compared with the prior art, the invention has the beneficial effects that: the improved marine valve and the production process thereof adopt the hemispherical double-opening valve core, and the maximum water flux of the two valve ports is ensured when the valve is fully opened and half opened.

(1) The valve core is movably arranged inside the valve body, the transmission mechanism is arranged at the top end of the valve core, the worm is fixed at the bottom end of the screw rod, the screw rod is driven to rotate by the rotary hand wheel, the worm can be driven to rotate to drive the worm to rotate, the worm drives the driving bevel gear to rotate through the connecting shaft, the first driven bevel gear and the second driven bevel gear are driven to rotate in opposite directions simultaneously, the first valve ball and the second valve ball move in opposite directions, the second valve ball can be collected into the first valve ball, a channel in the valve body is completely exposed, and when the valve is opened only, the valve core is sleeved with the first driven bevel gear and the second driven bevel gear, only half of space needs to be reserved, and the maximum water circulation is achieved.

(2) Through being equipped with the clutch barrel on the sleeve pipe surface cover, stir and adjust the swing arm drive cam and rotate, can push up and move the clutch barrel and go up and down, control and universal driving shaft or sheathed tube linkage to switch first valve ball or second valve ball and open, convenient operation, three-way switching and hand wheel part are separately, change the resolution, avoid the maloperation.

Drawings

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

FIG. 2 is a schematic side cross-sectional view of the structure of the present invention;

FIG. 3 is a side view of the worm and worm gear of FIG. 2 in accordance with the present invention;

FIG. 4 is a side cross-sectional view of the transmission and valve cartridge of FIG. 2 in accordance with the present invention;

FIG. 5 is a partial schematic view of the clutch barrel and sleeve of FIG. 4 according to the present invention.

In the figure: 1. a valve body; 2. a first valve port; 3. a second valve port; 4. a control box; 41. a box body; 42. a box cover; 5. a threaded sleeve; 6. a support bar; 7. a hand wheel; 8. a screw rod; 9. a transmission mechanism; 91. a worm; 92. a turbine; 93. a connecting shaft; 94. a driving bevel gear; 95. a first driven bevel gear; 96. a second driven bevel gear; 97. a positioning sleeve; 10. a valve core; 101. a first valve ball; 102. a second valve ball; 103. a support member; 104. a sleeve; 105. a linkage shaft; 11. a clutch mechanism; 111. a clutch drum; 112. adjusting the rotary rod; 113. a cam; 114. a spring.

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. 1-5, an embodiment of the invention provides an improved marine valve and a production process thereof, the improved marine valve comprises a valve body 1, a first valve port 2 and a second valve port 3, two ends of the valve body 1 are integrally connected with standard flanges, two sides of the valve body 1 are respectively integrally connected with the first valve port 2 and the second valve port 3, one ends of the first valve port 2 and the second valve port 3, which are far away from the valve body 1, are integrally connected with the flanges, and inlets and outlets of the valve body 1, the first valve port 2 and the second valve port 3 are designed as standard flanges, so that the improved marine valve is favorably assembled on a ship pipeline and has strong universality.

The top end of the valve body 1 is provided with a control box 4, the control box 4 comprises a box body 41, the top end of the box body 41 is fixedly provided with a box cover 42 through bolts, the valve body 1 is internally and movably provided with a valve core 10, the valve core 10 comprises a first valve ball 101, the first valve ball 101 is hemispherical, the first valve ball 101 is movably connected with a second valve ball 102, the second valve ball 102 is internally and fixedly provided with a supporting piece 103, the second valve ball 102 is in interference fit with the first valve ball 101, the bottom inner cavity of the valve body 1 is integrally connected with a middle partition plate, the middle partition plate divides the bottom inner cavity of the valve body 1 into two chambers, the top end of the middle partition plate is abutted against the lower surface of the first valve ball 101, the second valve ball 102 is in interference fit with the first valve ball 101 to ensure the sealing performance between the first valve ball 101 and the second valve ball 102, the first valve ball 101 and the second valve ball 102 can be overlapped to form a hemispherical body, the top of the middle partition plate is covered with a sealing sleeve, and a sealing ring is also covered on the inner wall of the valve body abutted against the two sides of the first valve ball 101 and the second valve ball 102, the sealing ring is made of rubber and has elasticity, and the edge of the sealing ring is chamfered, so that when the first valve ball 101 rotates and coincides with the second valve ball 102, the sealing ring can always abut against the first valve ball, and the sealing property in the valve body 1 is kept.

The top of first valve ball 101 is fixed with sleeve pipe 104, the inside rotation of sleeve pipe 104 is connected with universal driving shaft 105, the bottom of universal driving shaft 105 is connected fixedly with the top center department of second valve ball 102, the upper surface of case lid 42 is provided with swivel nut 5, and the both ends of swivel nut 5 are all fixed with bracing piece 6, bracing piece 6 deviates from one end of swivel nut 5 and the upper surface welded fastening of case lid 42, there is lead screw 8 the inside of swivel nut 5 through threaded connection, the bottom of lead screw 8 is provided with drive mechanism 9, and case 10 passes through drive mechanism 9 and 8 linkages, lead screw 8 can drive mechanism 9.

Furthermore, as shown in fig. 1, a hand wheel 7 is fixed at the top end of the screw rod 8, the outer surface of the screw rod 8 is movably connected with the box cover 42 through threads, and the screw rod 8 can be driven to lift in the threaded sleeve 5 and the box cover 42 by rotating the hand wheel 7, so that the operation is convenient.

Further, as shown in fig. 2-3, the transmission mechanism 9 includes a worm 91, a top end of the worm 91 is fixedly connected to a bottom end of the lead screw 8, a worm gear 92 is engaged with an outer surface of the worm 91, a connecting shaft 93 is fixed at a center of the worm gear 92, a driving bevel gear 94 is fixed at a front end of an outer surface of the connecting shaft 93 close to the worm gear 92, a rear end of the connecting shaft 93 is rotatably connected to an inner wall of the box 41 through a bearing, the worm 91 is driven to rotate through the lead screw 8, the worm gear 92 can be driven to rotate, and the worm gear 92 drives the driving bevel gear 94 to rotate through the connecting shaft 93.

Further, as shown in fig. 2 to 4, the outer surface of the driving bevel gear 94 is engaged with a first driven bevel gear 95 and a second driven bevel gear 96, the first driven bevel gear 95 and the second driven bevel gear 96 are arranged up and down, the outer surfaces of the first driven bevel gear 95 and the second driven bevel gear 96 are sleeved with a positioning sleeve 97, one end of the positioning sleeve 97 departing from the first driven bevel gear 95 is fixedly connected with the inner wall of the box body 41 through a screw, and the positioning sleeve 97 can position the first driven bevel gear 95 and the second driven bevel gear 96 to maintain the rotational stability of the first driven bevel gear 95 and the second driven bevel gear 96.

Further, as shown in fig. 4-5, a clutch mechanism 11 is movably mounted on the outer surface of the sleeve 104, the clutch mechanism 11 includes a clutch cylinder 111, the clutch cylinder 111 is cylindrical and is sleeved on the sleeve 104, the outer surface of the clutch cylinder 111 is engaged with the first driven bevel gear 95 and the second driven bevel gear 96, the inner wall of the clutch cylinder 111 is provided with two rings of tooth blocks, the two rings of tooth blocks are distributed up and down, the outer surface of the top end of the linkage shaft 105 is provided with a first chute, two rings of first convex teeth are uniformly distributed in the first chute, the interval between the two rings of first convex teeth is equal to the height of the tooth blocks, the outer surface of the top end of the sleeve 104 is provided with a second chute, two rings of second convex teeth are uniformly distributed in the second chute, the two rings of second convex teeth are adjacently arranged, the clutch cylinder 111 is in a normal state as shown in fig. 5, the inner and outer walls are engaged with the first driven bevel gear 95, the linkage shaft 105, the second driven bevel gear 96 and the sleeve 104, the first driven bevel gear 95 and the second driven bevel gear 96 can drive the sleeve 104 and the linkage shaft 105 to rotate through the clutch cylinder 111, when the clutch cylinder 111 descends for one frame, the inner wall of the top of the clutch cylinder 111 can be disengaged from the linkage shaft 105 and only engaged with the sleeve 104, so that only the sleeve 104 can be driven to rotate, and the clutch cylinder 111 descends for one frame again, can be engaged with the linkage shaft 105 and only disengaged from the sleeve 104, so that only the linkage shaft 105 can be driven to rotate, and then three modes of rotating and opening the second valve port 3 through the single second valve ball 102, rotating and opening the first valve port 2 through the single first valve ball 101, and opening and closing the first valve ball 101 and the second valve ball 102 at the same time are switched.

Further, as shown in fig. 4-5, a spring 114 is abutted to the bottom end of the clutch cylinder 111, the spring 114 is sleeved on the sleeve 104, a cam 113 is abutted to the top end of the clutch cylinder 111, an adjusting rotating rod 112 is fixed on the outer surface of the cam 113, the adjusting rotating rod 112 is rotatably connected with the box body 41, the adjusting rotating rod 112 is in threaded connection with the box body 41, the stability after rotation adjustment is maintained, the cam 113 is rotated to different positions through a surface protruding structure, the descending depths of the clutch cylinder 111 are different, and therefore the position of the clutch cylinder 111 is switched.

An improved marine valve production process comprises the following steps:

s1, manufacturing the valve body: processing the valve body by adopting a casting process;

s2, manufacturing of the valve core: stamping a stainless steel plate on a die to form a valve core;

s3, manufacturing accessories: machining by adopting a numerical control machine tool;

s4, uniform assembly: firstly, a valve core is arranged in a valve body, then welding and sealing are carried out, then a box body 41 is installed, then a transmission mechanism 9 and a clutch mechanism 11 are arranged in the box body 41, butter is coated on the transmission mechanism 9 and the clutch mechanism 11, then a screw rod 8 is fixed on the transmission mechanism 9, and finally a box cover 42 is installed and sealing is carried out.

S5, mounting a hand wheel: and (5) mounting a hand wheel on the top end of the screw rod 8 to finish the valve manufacture.

The working principle is as follows: when the valve body is used, the hand wheel 7 is rotated to drive the screw rod 8 to rotate, the worm 91 can be driven to rotate to drive the worm gear 92 to rotate, the worm gear 92 drives the driving bevel gear 94 to rotate through the connecting shaft 93, the first driven bevel gear 95 and the second driven bevel gear 96 are driven to rotate in opposite directions at the same time, the first valve ball 101 and the second valve ball 102 move in opposite directions, the second valve ball 102 can be accommodated in the first valve ball 101, a channel in the valve body 1 is completely exposed, the first valve port 2 and the second valve port 3 can be opened, water flows in from the valve body 1, and then is discharged from the first valve port 2 and the second valve port 3.

When the first valve port 2 or the second valve port 3 needs to be opened singly, the adjustment rotary rod 112 is only needed to be pulled to drive the cam 113 to rotate, the clutch cylinder 111 can be jacked to ascend and descend, and linkage with the linkage shaft 105 or the sleeve 104 is controlled, so that the first valve ball 101 or the second valve ball 102 is switched to be opened, and the operation is convenient.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.