CN112066008A - Manual adjusting device of coke oven gas collecting pipe - Google Patents
Manual adjusting device of coke oven gas collecting pipe Download PDFInfo
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- CN112066008A CN112066008A CN202010958567.5A CN202010958567A CN112066008A CN 112066008 A CN112066008 A CN 112066008A CN 202010958567 A CN202010958567 A CN 202010958567A CN 112066008 A CN112066008 A CN 112066008A
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- rod
- adjusting
- manual
- coke oven
- connecting rod
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
- F16K1/221—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves specially adapted operating means therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
- Lift Valve (AREA)
Abstract
The application provides a manual adjusting device for a coke oven gas collecting pipe, and belongs to the technical field of pipeline valve adjustment. The embodiment of the application provides a manual adjusting device for a coke oven gas collecting pipe, which comprises a butterfly valve, a movable rod, a connecting rod and a manual adjusting nut. The movable rod is movably arranged on the valve body of the butterfly valve. The connecting rod has relative first end and second end, and first end rotates with the movable rod to be connected, and the second end rotates with the aperture adjustment handle of butterfly valve to be connected. The manual adjusting nut is rotatably arranged on the valve body and is in threaded connection with the outer side of the movable rod, namely the movable rod is inserted into the manual adjusting nut, and the movable rod is in threaded connection with the manual adjusting nut. Can make the relative valve body of connecting rod remove through rotating manual adjusting nut to make the connecting rod drive aperture adjustment handle and rotate, with the aperture of adjusting the butterfly valve, can improve the function of adjusting the precision and realizing the fine setting, easy operation, accommodation process labour saving and time saving can effectively alleviate intensity of labour.
Description
Technical Field
The application relates to the technical field of pipeline valve adjustment, in particular to a manual adjusting device for a coke oven gas collecting pipe.
Background
The pressure of the gas collecting pipe of the coke oven is one of key indexes in the coking production process. The gas leakage of the coke oven is easily caused by the over-high pressure of the gas collecting pipe, so that the waste of the gas and the environmental pollution are caused; if the pressure is too low, the carbonization chamber is easy to suck air, so that the coke is combusted, the quality of the coke and the service life of the coke oven are influenced, and the safe operation of a subsequent electric catching device is also influenced in serious cases.
When the automatic butterfly valve adjusting mechanism on the gas collecting pipe of the coke oven stops running (power failure or shutdown of the blower), the opening of the butterfly valve needs to be manually adjusted to ensure that the pressure of the gas collecting pipe is stabilized within the process requirement range. The manual adjustment butterfly valve is generally that a worker pulls an opening adjusting handle of a butterfly valve, so that the manual adjustment butterfly valve is easy to operate and adjust in place, and the pressure of a gas collecting pipe of a coke oven is out of a technological requirement range.
Disclosure of Invention
The embodiment of the application provides a manual adjusting device for a coke oven gas collecting pipe, which aims to solve the problem that a manual adjusting butterfly valve is easy to adjust out of place.
The embodiment of the application provides a manual adjusting device of a coke oven gas collecting pipe, which comprises:
the butterfly valve is provided with a valve body and an opening adjusting handle and is used for being arranged on the gas collecting pipe;
the movable rod is movably arranged on the valve body;
the connecting rod is provided with a first end and a second end which are opposite, the first end is rotatably connected with the movable rod, and the second end is rotatably connected with the opening degree adjusting handle; and
the manual adjusting nut is rotatably arranged on the valve body and is in threaded connection with the outer side of the movable rod;
can make through rotating manual adjusting nut the connecting rod is relative the valve body removes, so that the connecting rod drives the aperture adjustment handle rotates, in order to adjust the aperture of butterfly valve.
In the scheme, the manual adjusting nut is screwed on the outer side of the movable rod, so that the movable rod can slowly move by rotating the adjusting nut; because the both ends of connecting rod rotate with aperture adjustment handle and movable rod respectively and are connected, the movable rod is at the in-process of slow removal, and the connecting rod will slowly, progressively drive aperture adjustment handle rotation to the aperture of slow, accurate adjustment butterfly valve avoids appearing the condition that the butterfly valve regulation is not in place. The opening of the butterfly valve is adjusted through the cooperation of the manual adjusting nut, the movable rod and the connecting rod, the adjusting precision is improved, the operation is simple, the time and the labor are saved in the adjusting process, and the labor intensity can be effectively reduced.
In addition, the manual adjusting device for the coke oven gas collecting pipe in the embodiment of the application also has the following additional technical characteristics:
in some embodiments, the coke oven manifold manual adjustment apparatus further comprises a first guide ring and a second guide ring;
the first guide ring and the second guide ring are fixed on the valve body;
the movable rod is movably inserted into the first guide ring and the second guide ring;
the manual adjustment nut is captured between the first and second guide rings.
In the scheme, the first guide ring and the second guide ring play two roles, namely, the guide function is played, and the movable rod can be ensured to move back and forth on a determined track; and secondly, the manual adjusting nut is limited, namely the manual adjusting nut can only rotate circumferentially between the first guide ring and the second guide ring and cannot move axially between the first guide ring and the second guide ring.
In some embodiments, the manual adjusting nut is provided with a plurality of holding rods distributed at intervals on the circumference.
In the scheme, the manual adjusting nut can be conveniently driven to rotate by the holding rod on the manual adjusting nut, so that the manual adjusting nut is more labor-saving to rotate.
In some embodiments, the first end is removably connected to the movable bar;
the second end with the aperture adjustment handle can dismantle the connection.
In the scheme, the first end of the connecting rod is detachably connected with the movable rod, the second end of the connecting rod is detachably connected with the opening degree adjusting handle, when the opening degree of the butterfly valve needs to be adjusted through the automatic adjusting mechanism, the connecting rod can be detached, no power transmission exists between the opening degree adjusting handle and the movable rod, the opening degree adjusting handle can freely rotate under the action of the automatic adjusting mechanism, and the opening degree adjusting handle cannot be restricted by the movable rod in the rotating process; when the aperture of the butterfly valve needs to be adjusted manually, the two ends of the connecting rod can be connected with the movable rod and the aperture adjusting handle respectively, the automatic adjusting mechanism is disconnected from the aperture adjusting handle, and the adjustment of the aperture of the butterfly valve can be realized by rotating the manual adjusting nut.
In some embodiments, a first hole is formed on the movable rod, and a second hole is formed on the opening degree adjusting handle;
the first end is provided with a first rotating shaft, and the first rotating shaft is inserted into the first hole;
the second end is provided with a second rotating shaft, and the second rotating shaft is inserted into the second hole.
In the above scheme, the first rotating shaft is inserted into the first hole to realize the rotating connection of the connecting rod and the movable rod, and the second rotating shaft is inserted into the second hole to realize the rotating connection of the connecting rod and the opening adjusting handle. When the connecting rod needs to be detached, the first rotating shaft and the second rotating shaft are respectively pulled out of the first hole and the second hole; when the connecting rod is required to be installed, the first rotating shaft and the second rotating shaft are respectively inserted into the first hole and the second hole, and the connecting rod is very convenient to disassemble and assemble.
In some embodiments, the connecting rod is a telescopic structure with adjustable length.
In the above scheme, the length-adjustable telescopic structure of the connecting rod can change the distance between the first end and the second end by adjusting the length of the connecting rod, so that the purpose of adjusting the distance between the first rotating shaft and the second rotating shaft is achieved. When the connecting rod is installed to needs, according to the difference of the position of aperture adjustment handle, movable rod, the distance between the first hole on the movable rod and the second hole on the aperture adjustment handle also can be different, then can make the distance between first pivot and the second pivot adapt to the distance between first hole and the second hole through the length of regulation connecting rod, guarantees that aperture adjustment handle, movable rod all can connect between aperture adjustment handle and movable rod at different positions connecting rod homoenergetic.
In some embodiments, the connecting rod comprises a first rod segment, a second rod segment, and an adjustment assembly;
the end of the first rod section, which is far away from the second rod section, is the first end, and the end of the second rod section, which is far away from the first rod section, is the second end;
the first rod section is connected with the second rod section through the adjusting component, and the adjusting component is used for adjusting the distance between the first end and the second end.
In the above scheme, the relative positions of the first rod section and the second rod section are adjusted through the adjusting assembly, so that the purpose of adjusting the distance between the first end and the second end is achieved, and the structure is simple.
In some embodiments, the adjustment assembly comprises a bolt and a lock nut;
a first sleeving part is arranged at one end of the first rod section opposite to the first end;
a second sleeving part is arranged at one end, opposite to the second end, of the second rod section;
the bolt is arranged in the first sleeving part and the second sleeving part in a penetrating mode, the locking nut is in threaded connection with the outer side of the bolt, and the first sleeving part and the second sleeving part are located between the locking nut and the head of the bolt.
In the above scheme, because first cup jointing portion and second cup jointing portion all are located between the head of lock nut and bolt, first cup jointing portion and second cup jointing portion receive the restraint of the head of lock nut and bolt, through adjusting the position of lock nut on the bolt, can change the distance between the head of lock nut and bolt, then can reach the purpose of adjusting the distance between first end and the second end. In the process of adjusting the opening degree of the butterfly valve through the manual adjusting nut, the movable rod applies pulling force to the first rod section, so that the first sleeving part and the second sleeving part have the trend of being away from each other, one of the first sleeving part and the second sleeving part abuts against the head of the bolt, and the other one of the first sleeving part and the second sleeving part abuts against the locking nut.
In some embodiments, the movable bar comprises a bar portion and a plate portion;
the rod part is movably arranged on the valve body along the axial direction of the rod part, and the manual adjusting nut is sleeved on the outer side of the rod part;
the plate portion is fixed to the rod portion and extends in the radial direction of the rod portion, and the first end is rotatably connected with the plate portion.
Among the above-mentioned scheme, the board in the movable rod can conveniently be connected with the first end of connecting rod to can reduce the difference in height between the first end of first connecting rod and the second end, be favorable to promoting the conduction of aperture adjustment handle's effort.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
FIG. 1 is a schematic view of a prior art butterfly valve according to an embodiment of the present disclosure;
FIG. 2 is a schematic structural diagram of a manual adjusting device for a coke oven gas header according to some embodiments of the present application;
FIG. 3 is a schematic structural view of the manual adjustment nut shown in FIG. 2;
FIG. 4 is a schematic structural diagram of a manual adjusting device for a coke oven gas header according to another embodiment of the present application;
fig. 5 is a schematic connection diagram of the movable rod, the opening degree adjusting handle and the connecting rod shown in fig. 2;
fig. 6 is a schematic structural diagram of a connecting rod according to another embodiment of the present disclosure.
Icon: 100-a manual adjusting device for a gas collecting pipe of the coke oven; 10-a butterfly valve; 11-a valve body; 111-a fixed plate; 12-an opening degree adjusting handle; 121-a second aperture; 13-a valve stem; 20-a movable rod; 21-a rod part; 22-plate portion; 23-a first hole; 30-a connecting rod; 31-a first end; 32-a second end; 33-a first pole segment; 331-a first nesting portion; 34-a second pole segment; 341-second nesting portion; 35-a regulating component; 351-bolt; 352-a lock nut; 353-a bidirectional screw; 3531-left-handed threaded portion; 3532-right-handed threaded portion; 40-manual adjustment of the nut; 41-a holding rod; 50-a first guide ring; 60-a second guide ring; 70-a first rotating shaft; 80-a second rotating shaft; 200-a gas collecting pipe; 300-automatic adjustment mechanism.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. 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 application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the embodiments of the present application, it should be noted that the indication of orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship which is usually placed when the product of the application is used, or the orientation or positional relationship which is usually understood by those skilled in the art, or the orientation or positional relationship which is usually placed when the product of the application is used, and is only for the convenience of describing the application and simplifying the description, but does not indicate or imply that the indicated device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the application. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
As shown in fig. 1, in the prior art, a butterfly valve 10 is disposed on a gas collecting pipe 200, and an opening adjusting handle 12 of the butterfly valve 10 is driven to rotate by an automatic adjusting mechanism 300, so that the opening of the butterfly valve 10 can be automatically adjusted.
The butterfly valve 10 includes a valve body 11, an opening adjustment handle 12, a valve stem 13, and a butterfly plate (not shown in fig. 1). The butterfly plate sets up in valve body 11, and valve rod 13 rotates with valve body 11 to be connected, and the one end and the valve plate of valve rod 13 are connected, and the other end of valve rod 13 is connected with the aperture adjustment handle 12 that is located outside the valve body 11, pulls aperture adjustment handle 12 and can make valve rod 13 drive the butterfly plate upset to reach the mesh of the aperture of adjusting butterfly valve 10, realize the regulation to discharge 200 internal pressure.
When the opening of the butterfly valve 10 needs to be manually adjusted, the automatic adjusting mechanism 300 is firstly removed, and the opening adjusting handle 12 of the butterfly valve 10 is pulled to adjust the opening of the butterfly valve 10. The adjusting mode easily causes that the butterfly valve 10 is not adjusted in place, so that the opening degree of the butterfly valve 10 is too small or too large; the manual adjustment of the opening of the butterfly valve 10 is too small, which causes the over-high pressure of the gas collecting pipe 200, and causes the over-high pressure in the carbonization chamber, the smoke and fire of the furnace door and the environmental pollution; the manual adjustment of the opening of the butterfly valve 10 is too large, which causes the pressure of the gas collecting pipe 200 to be too low, causes the negative pressure generated in the carbonization chamber, causes the leakage between the carbonization chamber and the combustion chamber, and affects the service life of the coke oven.
To this end, as shown in fig. 2, the present embodiment provides a manual adjusting device 100 for a coke oven gas collecting pipe, which includes a butterfly valve 10, a movable rod 20, a connecting rod 30 and a manual adjusting nut 40.
The butterfly valve 10 is adapted to be mounted to the manifold 200. The movable rod 20 is movably provided to the valve body 11 of the butterfly valve 10. The connecting rod 30 has a first end 31 and a second end 32 opposite to each other, the first end 31 is rotatably connected to the movable rod 20, and the second end 32 is rotatably connected to the opening degree adjustment handle 12 of the butterfly valve 10. The manual adjusting nut 40 is rotatably disposed on the valve body 11, the manual adjusting nut 40 is screwed on the outer side of the movable rod 20, that is, the movable rod 20 is inserted into the manual adjusting nut 40, and the movable rod 20 is in threaded connection with the manual adjusting nut 40. The connecting rod 30 can be moved relative to the valve body 11 by rotating the manual adjusting nut 40, so that the connecting rod 30 drives the opening degree adjusting handle 12 to rotate, thereby adjusting the opening degree of the butterfly valve 10.
Since the manual adjusting nut 40 is screwed to the outer side of the movable rod 20, the movable rod 20 can be slowly moved by rotating the adjusting nut; because the two ends of the connecting rod 30 are respectively connected with the opening adjusting handle 12 and the movable rod 20 in a rotating manner, in the process that the movable rod 20 moves slowly, the connecting rod 30 can slowly and gradually drive the opening adjusting handle 12 to rotate, so that the opening of the butterfly valve 10 can be slowly and accurately adjusted, and the situation that the butterfly valve 10 is not adjusted in place is avoided. The opening degree of the butterfly valve 10 is adjusted through the matching of the manual adjusting nut 40, the movable rod 20 and the connecting rod 30, the adjusting precision can be improved, the fine adjustment function can be realized, the operation is simple, the time and the labor of the adjusting process are saved, and the labor intensity can be effectively reduced.
For convenience of description, the axial direction of the gas collecting pipe 200 is defined as a vertical direction, and the moving direction of the movable rod 20 may be a horizontal direction perpendicular to the vertical direction, or a direction forming an acute angle or an obtuse angle with the vertical direction. Illustratively, in fig. 2, the moving direction of the movable rod 20 is perpendicular to the axial direction of the gas collecting pipe 200, i.e., the moving direction of the movable rod 20 is a horizontal direction.
In some embodiments, the movable rod 20, the connecting rod 30 and the opening degree adjusting handle 12 are substantially located in the same vertical plane, which is beneficial to the conduction of the acting force for pushing the opening degree adjusting handle 12, and prevents the opening degree adjusting handle 12 from being bent or damaged due to the overlarge deviation between the acting force applied to the opening degree adjusting handle 12 and the opening degree adjusting handle 12, thereby prolonging the service life.
In some embodiments, the coke oven manifold manual adjustment apparatus 100 further comprises a first guide ring 50 and a second guide ring 60. The first and second guide rings 50 and 60 are fixed to the valve body 11, the movable rod 20 is movably inserted into the first and second guide rings 50 and 60, and the manual adjustment nut 40 is restricted between the first and second guide rings 50 and 60.
The first guide ring 50 and the second guide ring 60 play two roles, one is to play a guiding role, and ensure that the movable rod 20 can move back and forth on a determined track; secondly, the manual adjusting nut 40 is limited, that is, the manual adjusting nut 40 can only rotate circumferentially between the first guide ring 50 and the second guide ring 60, and cannot move axially between the first guide ring 50 and the second guide ring 60.
The first guide ring 50 and the second guide ring 60 are coaxially arranged, and two axial ends of the manual adjusting nut 40 are respectively abutted against the first guide ring 50 and the second guide ring 60.
The first guide ring 50 and the second guide ring 60 may be directly fixed to the valve body 11 of the butterfly valve 10, or may be indirectly fixed to the valve body 11 of the butterfly valve 10. For example, in fig. 2, the first guide ring 50 and the second guide ring 60 are indirectly fixed to the valve body 11 of the butterfly valve 10, the fixing plate 111 is fixed to the valve body 11, and the first guide ring 50 and the second guide ring 60 are fixed to the fixing plate 111. The fixing plate 111 may be fixed to the valve body 11 by screws, and the first guide ring 50 and the second guide ring 60 may be fixed to the fixing plate 111 by welding.
In some embodiments of the present application, as shown in fig. 3, in order to facilitate the rotation of the manual adjustment nut 40, the manual adjustment nut 40 is provided with a plurality of holding rods 41 distributed at intervals on the circumference.
Illustratively, the gripping rod 41 is a bar welded to the peripheral wall of the manual adjustment nut 40.
With continued reference to fig. 2, in some embodiments, the movable lever 20 includes a lever portion 21 and a plate portion 22. The rod 21 is movably disposed on the valve body 11 along the axial direction thereof, and the manual adjusting nut 40 is disposed on the outer side of the rod 21. The plate portion 22 is fixed to the rod portion 21 and extends in the radial direction of the rod portion 21, and the first end 31 of the connecting rod 30 is rotatably connected to the plate portion 22.
The plate portion 22 of the movable rod 20 can be conveniently connected to the first end 31 of the connecting rod 30, and the height difference between the first end 31 and the second end 32 of the first connecting rod can be reduced, which is beneficial to the transmission of the acting force for pushing the opening degree adjusting handle 12.
Wherein the rod portion 21 of the movable rod 20 is movably inserted into the first guide ring 50 and the second guide ring 60. The moving direction of the movable lever 20 is the extending direction of the lever portion 21.
In other embodiments, as shown in fig. 4, the plate portion 22 may not be provided in the active lever 20, and the first end 31 of the link 30 may be directly pivotally connected to one end of the lever portion 21.
As shown in FIG. 5, in some embodiments, the first end 31 is removably coupled to the movable bar 20; the second end 32 is detachably connected to the opening degree adjustment handle 12.
When the opening of the butterfly valve 10 needs to be adjusted by the automatic adjusting mechanism 300, the connecting rod 30 can be detached, no power transmission exists between the opening adjusting handle 12 and the movable rod 20, the opening adjusting handle 12 can freely rotate under the action of the automatic adjusting mechanism 300, and the rotation process cannot be restricted by the movable rod 20; when the opening of the butterfly valve 10 needs to be manually adjusted, the two ends of the connecting rod 30 can be connected with the movable rod 20 and the opening adjusting handle 12 respectively, the automatic adjusting mechanism 300 is disconnected from the opening adjusting handle 12, and the opening of the butterfly valve 10 can be adjusted by rotating the manual adjusting nut 40.
In some embodiments, the movable rod 20 is provided with a first hole 23, and the opening degree adjustment handle 12 is provided with a second hole 121. The first end 31 of the connecting rod 30 is provided with a first rotating shaft 70, and the first rotating shaft 70 is inserted into the first hole 23; the second end 32 of the connecting rod 30 is provided with a second rotating shaft 80, and the second rotating shaft 80 is inserted into the second hole 121.
The first rotating shaft 70 is inserted into the first hole 23 to realize the rotational connection between the connecting rod 30 and the movable rod 20, and the second rotating shaft 80 is inserted into the second hole 121 to realize the rotational connection between the connecting rod 30 and the opening degree adjusting handle 12. When the connecting rod 30 needs to be detached, the first rotating shaft 70 and the second rotating shaft 80 are pulled out from the first hole 23 and the second hole 121 respectively; when the connecting rod 30 needs to be installed, the first rotating shaft 70 and the second rotating shaft 80 are respectively inserted into the first hole 23 and the second hole 121, and the connecting rod 30 is very convenient to disassemble and assemble.
The first hole 23 is provided in the plate portion 22 of the movable lever 20. When the first rotating shaft 70 and the second rotating shaft 80 are inserted into the first hole 23 and the second hole 121, respectively, the first rotating shaft 70 is parallel to the second rotating shaft 80.
In some embodiments, the connecting rod 30 is a telescopic structure with adjustable length. The distance between the first end 31 and the second end 32 can be changed by adjusting the length of the connecting rod 30, so as to adjust the distance between the first rotating shaft 70 and the second rotating shaft 80. When the connecting rod 30 needs to be installed, according to the difference of the positions of the opening degree adjusting handle 12 and the movable rod 20, the distance between the first hole 23 on the movable rod 20 and the second hole 121 on the opening degree adjusting handle 12 is different, and the distance between the first rotating shaft 70 and the second rotating shaft 80 can be adapted to the distance between the first hole 23 and the second hole 121 by adjusting the length of the connecting rod 30, so that the opening degree adjusting handle 12 and the movable rod 20 can be connected between the opening degree adjusting handle 12 and the movable rod 20 at different positions through the connecting rod 30.
The connecting rod 30 may be a telescopic structure in various forms.
In some embodiments, the connecting rod 30 includes a first rod segment 33, a second rod segment 34, and an adjustment assembly 35. The end of the first segment 33 remote from the second segment 34 is the first end 31 and the end of the second segment 34 remote from the first segment 33 is the second end 32. The first and second pole segments 33, 34 are connected by an adjustment assembly 35, the adjustment assembly 35 being used to adjust the distance between the first and second ends 31, 32.
The relative positions of the first rod section 33 and the second rod section 34 are adjusted through the adjusting assembly 35, so that the purpose of adjusting the distance between the first end 31 and the second end 32 is achieved, and the structure is simple.
In some embodiments, the adjustment assembly 35 includes a bolt 351 and a lock nut 352. The first segment 33 is provided with a first nesting portion 331 at the end opposite the first end 31 and the second segment 34 is provided with a second nesting portion 341 at the end opposite the second end 32. The bolt 351 is inserted into the first and second sleeving parts 331 and 341, the lock nut 352 is screwed to the outer side of the bolt 351, and the first and second sleeving parts 331 and 341 are located between the lock nut 352 and the head of the bolt 351.
Since the first socketing portion 331 and the second socketing portion 341 are both located between the locking nut 352 and the head of the bolt 351, the first socketing portion 331 and the second socketing portion 341 are constrained by the heads of the locking nut 352 and the bolt 351, and by adjusting the position of the locking nut 352 on the bolt 351, the distance between the locking nut 352 and the head of the bolt 351 can be changed, and the purpose of adjusting the distance between the first end 31 and the second end 32 can be achieved. In the process of adjusting the opening degree of the butterfly valve 10 by the manual adjustment nut 40, the movable rod 20 applies a tensile force to the first rod section 33, thereby causing the first and second nesting portions 331 and 341 to have a tendency to move away from each other, such that one of the first and second nesting portions 331 and 341 abuts against the head of the bolt 351 and the other abuts against the lock nut 352.
It should be noted that, in other embodiments, as shown in fig. 6, the adjusting assembly 35 may have other structures, for example, the adjusting assembly 35 is a bidirectional screw 353, the bidirectional screw 353 includes a left-handed thread portion 3531 and a right-handed thread portion 3532 which are coaxially arranged, the left-handed thread portion 3531 is screwed into the first sleeving portion 331, the right-handed thread portion 3532 is screwed into the second sleeving portion 341, and the first sleeving portion 331 and the second sleeving portion 341 can be moved close to or away from each other by rotating the bidirectional screw 353, so as to achieve the purpose of adjusting the distance between the first end 31 and the second end 32.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (9)
1. A manual adjusting device for a gas collecting pipe of a coke oven is characterized by comprising:
the butterfly valve is provided with a valve body and an opening adjusting handle and is used for being arranged on the gas collecting pipe;
the movable rod is movably arranged on the valve body;
the connecting rod is provided with a first end and a second end which are opposite, the first end is rotatably connected with the movable rod, and the second end is rotatably connected with the opening degree adjusting handle; and
the manual adjusting nut is rotatably arranged on the valve body and is in threaded connection with the outer side of the movable rod;
can make through rotating manual adjusting nut the connecting rod is relative the valve body removes, so that the connecting rod drives the aperture adjustment handle rotates, in order to adjust the aperture of butterfly valve.
2. The coke oven manifold manual adjustment apparatus of claim 1, further comprising a first guide ring and a second guide ring;
the first guide ring and the second guide ring are fixed on the valve body;
the movable rod is movably inserted into the first guide ring and the second guide ring;
the manual adjustment nut is captured between the first and second guide rings.
3. The coke oven gas header manual adjustment device of claim 1, wherein the manual adjustment nut is provided with a plurality of circumferentially spaced gripping bars.
4. The coke oven gas header manual adjustment device of claim 1, wherein the first end is removably connected to the movable bar;
the second end with the aperture adjustment handle can dismantle the connection.
5. The coke oven gas header manual adjusting device of claim 4, wherein the movable rod is provided with a first hole, and the opening degree adjusting handle is provided with a second hole;
the first end is provided with a first rotating shaft, and the first rotating shaft is inserted into the first hole;
the second end is provided with a second rotating shaft, and the second rotating shaft is inserted into the second hole.
6. The coke oven gas header manual adjustment device of claim 5, wherein the connecting rod is a telescopic structure with adjustable length.
7. The coke oven manifold manual adjustment apparatus of claim 6, wherein the connecting rod comprises a first rod segment, a second rod segment, and an adjustment assembly;
the end of the first rod section, which is far away from the second rod section, is the first end, and the end of the second rod section, which is far away from the first rod section, is the second end;
the first rod section is connected with the second rod section through the adjusting component, and the adjusting component is used for adjusting the distance between the first end and the second end.
8. The coke oven manifold manual adjustment apparatus of claim 7, wherein the adjustment assembly comprises a bolt and a lock nut;
a first sleeving part is arranged at one end of the first rod section opposite to the first end;
a second sleeving part is arranged at one end, opposite to the second end, of the second rod section;
the bolt is arranged in the first sleeving part and the second sleeving part in a penetrating mode, the locking nut is in threaded connection with the outer side of the bolt, and the first sleeving part and the second sleeving part are located between the locking nut and the head of the bolt.
9. The coke oven manifold manual adjustment device of any one of claims 1 to 8, wherein the movable bar comprises a bar portion and a plate portion;
the rod part is movably arranged on the valve body along the axial direction of the rod part, and the manual adjusting nut is sleeved on the outer side of the rod part;
the plate portion is fixed to the rod portion and extends in the radial direction of the rod portion, and the first end is rotatably connected with the plate portion.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113337312A (en) * | 2021-06-24 | 2021-09-03 | 广东韶钢松山股份有限公司 | Pressure control system and method for gas collecting pipe |
| CN113864514A (en) * | 2021-08-26 | 2021-12-31 | 广东韶钢工程技术有限公司 | Gas collecting tank gas valve pressure adjustment online adjustment tool and use method thereof |
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| JPS58193989A (en) * | 1982-05-07 | 1983-11-11 | Takasago Kogyo Kk | Apparatus for automatically controlling opening of butterfly valve |
| CN2861071Y (en) * | 2005-12-19 | 2007-01-24 | 贵阳铝镁设计研究院 | Sealing sector gate for discharge opening |
| CN203082233U (en) * | 2013-02-21 | 2013-07-24 | 江苏中昊船用阀门制造有限公司 | Wear-resistant butterfly valve with manual emergency driving structure |
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Cited By (2)
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| CN113337312A (en) * | 2021-06-24 | 2021-09-03 | 广东韶钢松山股份有限公司 | Pressure control system and method for gas collecting pipe |
| CN113864514A (en) * | 2021-08-26 | 2021-12-31 | 广东韶钢工程技术有限公司 | Gas collecting tank gas valve pressure adjustment online adjustment tool and use method thereof |
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| Publication number | Publication date |
|---|---|
| CN112066008B (en) | 2022-10-14 |
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