CN214274494U

CN214274494U - Labor-saving butterfly valve

Info

Publication number: CN214274494U
Application number: CN202023130009.4U
Authority: CN
Inventors: 倪文顺
Original assignee: Tianjin Boles Asia Pacific Valve Co ltd
Current assignee: Tianjin Boles Asia Pacific Valve Co ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-09-24
Anticipated expiration: 2030-12-23

Abstract

The utility model discloses a laborsaving formula butterfly valve, including the handle body, the positive fixedly connected with transmission case of handle body, the vertical fixedly connected with branch in inside of transmission case, the surface cover of branch is equipped with the gear, the bottom of gear is provided with spacing subassembly, the positive fixedly connected with connecting rod of gear, the front of connecting rod runs through to the front of transmission case, the right side fixedly connected with dead lever of connecting rod surface front side. The utility model discloses pass through the rotatory direction of spacing subassembly adjusting gear by adjusting part, carry out the rotating gear and drive the transmission case by operating element again, it is rotatory to drive the handle body by the transmission case at last to possessed the advantage of laborsaving rotatory handle, it is tired more to have solved current butterfly valve and used rotatory handle, the handle is difficult to rotatory after rustting, do not possess the structure of certain laborsaving rotatory handle, the problem that the person of not being convenient for used has improved the practicality of butterfly valve.

Description

Labor-saving butterfly valve

Technical Field

The utility model relates to a butterfly valve technical field specifically is a laborsaving formula butterfly valve.

Background

A butterfly valve, also called a flap valve, is a regulating valve with simple structure, and can be used for the on-off control of low-pressure pipeline media, namely a valve with a closing member which is a disc and rotates around a valve shaft to open and close.

The butterfly valve in use needs rotatory handle just can reach and open or close, but the rotatory handle is tired relatively in current butterfly valve use, is difficult to rotatory after the handle rusts, does not possess the structure of certain laborsaving rotatory handle, and the person of not being convenient for uses, has reduced the practicality of butterfly valve to a certain extent.

SUMMERY OF THE UTILITY MODEL

For solving the problem that proposes among the above-mentioned background art, the utility model aims to provide a laborsaving formula butterfly valve has possessed the advantage of laborsaving rotatory handle, has solved that current butterfly valve uses rotatory handle relatively tired, and the handle is difficult to rotatory after rustting, does not possess the structure of certain laborsaving rotatory handle, the problem that the person of not being convenient for used.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a laborsaving formula butterfly valve, includes the handle body, the positive fixedly connected with transmission case of handle body, the vertical fixedly connected with branch in inside of transmission case, the surface cover of branch is equipped with the gear, the bottom of gear is provided with spacing subassembly, the positive fixedly connected with connecting rod of gear, the front of connecting rod runs through to the front of transmission case, the right side fixedly connected with dead lever of connecting rod surface front side, the right side of dead lever is provided with operating assembly, the inside of transmission case is provided with adjusting part.

And, spacing subassembly includes first limiting plate, first limiting plate passes through the vertical swing joint of pivot in the left side of transmission case inner wall rear side bottom, the vertical swing joint of pivot has the second limiting plate on the right side of transmission case inner wall rear side bottom, first limiting plate and second limiting plate all with gear engagement, the equal fixedly connected with spring in bottom on transmission case inner wall left side and right side, the equal fixed connection of one end that the spring is close to first limiting plate is on the surface of first limiting plate and second limiting plate.

And, the operating means includes the slide bar, slide bar sliding connection is on the surface of dead lever, the right side fixedly connected with extension spring of slide bar inner wall, the left end of extension spring and the right-hand member fixed connection of dead lever.

Moreover, the adjusting component comprises an adjusting block, the adjusting block is movably connected inside the transmission case through a shaft pin, and the front of the adjusting block extends to the front of the transmission case through a support block and is fixedly connected with a knob.

And, the equal fixedly connected with first fixture block in right side of dead lever top and bottom, the equal fixedly connected with second fixture block in left side of slide bar inner wall top and bottom, the second fixture block is located the left side of first fixture block.

And the surface of the slide bar is fixedly connected with an anti-slip sleeve, and the anti-slip sleeve is made of rubber.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses pass through the rotatory direction of spacing subassembly adjusting gear by adjusting part, carry out the rotating gear and drive the transmission case by operating element again, it is rotatory to drive the handle body by the transmission case at last to possessed the advantage of laborsaving rotatory handle, it is tired more to have solved current butterfly valve and used rotatory handle, the handle is difficult to rotatory after rustting, do not possess the structure of certain laborsaving rotatory handle, the problem that the person of not being convenient for used has improved the practicality of butterfly valve.

2. The utility model discloses a setting of spring can keep that the counter gear that first limiting plate and second limiting plate last carries on spacingly, the effectual stability that improves first limiting plate and second limiting plate.

3. The utility model discloses a setting of extension spring can make the slide bar have one to last to left pulling force, makes the slide bar can contract, and convenient to use person uses.

4. The utility model discloses a setting of knob, the direction that can the person of facilitating the use adjustment gear is rotatory to the person of facilitating the use uses the dead lever to rotate the handle body.

5. The utility model discloses a setting of first fixture block and second fixture block can avoid the slide bar to break away from the dead lever, and convenient to use person uses.

6. The utility model discloses a setting of antiskid cover breaks away from the slide bar when can avoiding the user to use to the phenomenon that reduces work efficiency takes place, the improvement of certain degree the practicality of slide bar.

Drawings

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

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

FIG. 3 is an enlarged view of the structure A of FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of the structure B in FIG. 2 according to the present invention;

fig. 5 is a perspective view of the transmission case of the present invention.

Description of the reference numerals

1. A handle body; 2. a transmission case; 3. a strut; 4. a gear; 5. a limiting component; 51. a first limit plate; 52. a second limiting plate; 53. a spring; 6. a connecting rod; 7. fixing the rod; 8. an operating component; 81. a slide bar; 82. a tension spring; 9. an adjustment assembly; 91. an adjusting block; 92. a knob; 10. a first clamping block; 11. a second fixture block; 12. an anti-slip sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 5, the utility model provides a pair of laborsaving formula butterfly valve, including handle body 1, handle body 1's positive fixedly connected with transmission case 2, the vertical fixedly connected with branch 3 of inside of transmission case 2, the surface cover of branch 3 is equipped with gear 4, gear 4's bottom is provided with spacing subassembly 5, gear 4's positive fixedly connected with connecting rod 6, connecting rod 6's front runs through to transmission case 2's front, the right side fixedly connected with dead lever 7 of connecting rod 6 surface front side, the right side of dead lever 7 is provided with operating element 8, the inside of transmission case 2 is provided with adjusting element 9.

Referring to fig. 4, limiting assembly 5 includes first limiting plate 51, first limiting plate 51 passes through the vertical swing joint of pivot in the left side of transmission case 2 inner wall rear side bottom, the vertical swing joint of pivot has second limiting plate 52 on the right side of transmission case 2 inner wall rear side bottom, first limiting plate 51 and second limiting plate 52 all mesh with gear 4, the equal fixedly connected with spring 53 in bottom on transmission case 2 inner wall left side and right side, the equal fixed connection in the surface of first limiting plate 51 and second limiting plate 52 of one end that spring 53 is close to first limiting plate 51.

Through the setting of spring 53, can keep that the pair gear 4 that first limiting plate 51 and second limiting plate 52 last is spacing, the effectual stability that improves first limiting plate 51 and second limiting plate 52.

Referring to fig. 1, the operating assembly 8 includes a sliding rod 81, the sliding rod 81 is slidably connected to the surface of the fixing rod 7, a tension spring 82 is fixedly connected to the right side of the inner wall of the sliding rod 81, and the left end of the tension spring 82 is fixedly connected to the right end of the fixing rod 7.

Through the arrangement of the tension spring 82, the sliding rod 81 can have a continuous tensile force towards the left side, so that the sliding rod 81 can be contracted, and the use is convenient for a user.

Referring to fig. 3, the adjusting assembly 9 includes an adjusting block 91, the adjusting block 91 is movably connected to the inside of the transmission case 2 through a shaft pin, and a front surface of the adjusting block 91 extends to the front surface of the transmission case 2 through a support block and is fixedly connected with a knob 92.

Through the setting of knob 92, the direction that the user can conveniently adjust gear 4 rotates to the user of being convenient for uses dead lever 7 to rotate handle body 1.

Referring to fig. 3, the top and the bottom of the fixing rod 7 are fixedly connected with a first clamping block 10, the top and the bottom of the inner wall of the sliding rod 81 are fixedly connected with a second clamping block 11, and the second clamping block 11 is located on the left side of the first clamping block 10.

Through the arrangement of the first block 10 and the second block 11, the sliding rod 81 can be prevented from being separated from the fixing rod 7, and the use by a user is facilitated.

Referring to fig. 4, the surface of the sliding rod 81 is fixedly connected with the anti-slip sleeve 12, and the anti-slip sleeve 12 is made of rubber.

Through the setting of antiskid cover 12, can avoid the user to break away from slide bar 81 when using to reduce work efficiency's phenomenon and take place, the practicality of slide bar 81 has been improved to a certain extent.

The utility model discloses a theory of operation and use flow: during the use, the user need adjust handle body 1 during, the user rotates knob 92 to the left side earlier, the user extracts slide bar 81 to the right side, then the user rotates slide bar 81 clockwise and drives gear 4 rotatory, then counter-clockwise rotation slide bar 81, then gear 4 card drives transmission case 2 rotation at first limiting plate 51's top, transmission case 2 drives handle body 1 rotatory, can adjust the direction of gear 4 rotation through adjust knob 92, can change the direction of transmission case 2 rotation, thereby reach the effect of laborsaving rotatory handle.

In summary, the following steps: this laborsaving formula butterfly valve, by adjusting part 9 through the rotatory direction of spacing subassembly 5 adjusting gear 4, carry out rotatory gear 4 and drive transmission case 2 by operation module 8 again, it is rotatory to drive handle body 1 by transmission case 2 at last, thereby the advantage of laborsaving rotatory handle has been possessed, it is tired that rotatory handle is more than in the use of current butterfly valve to have solved, the handle is difficult to rotate after rustting, do not possess the structure of certain laborsaving rotatory handle, the problem that the person of not being convenient for used has used, the practicality of butterfly valve has been improved.

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. The utility model provides a laborsaving formula butterfly valve, includes the handle body, its characterized in that: the front fixedly connected with transmission case of handle body, the vertical fixedly connected with branch in inside of transmission case, the surface cover of branch is equipped with the gear, the bottom of gear is provided with spacing subassembly, the front fixedly connected with connecting rod of gear, the front of connecting rod runs through to the front of transmission case, the right side fixedly connected with dead lever of connecting rod surface front side, the right side of dead lever is provided with operating assembly, the inside of transmission case is provided with adjusting part.

2. The effort saving butterfly valve of claim 1, wherein: the limiting assembly comprises a first limiting plate, the first limiting plate is connected to the left side of the bottom of the rear side of the inner wall of the transmission case through a vertical movable shaft pin, a second limiting plate is connected to the right side of the bottom of the rear side of the inner wall of the transmission case through a vertical movable shaft pin, the first limiting plate and the second limiting plate are meshed with gears, springs are fixedly connected to the left side of the inner wall of the transmission case and the bottom of the right side of the inner wall of the transmission case, and the springs are close to the surfaces of the first limiting plate and the second limiting plate and fixedly connected to one ends of the first limiting plate.

3. The effort saving butterfly valve of claim 1, wherein: the operation assembly comprises a sliding rod, the sliding rod is connected to the surface of the fixing rod in a sliding mode, a tension spring is fixedly connected to the right side of the inner wall of the sliding rod, and the left end of the tension spring is fixedly connected with the right end of the fixing rod.

4. The effort saving butterfly valve of claim 1, wherein: the adjusting component comprises an adjusting block, the adjusting block is movably connected inside the transmission case through a shaft pin, and the front of the adjusting block extends to the front of the transmission case through a support block and is fixedly connected with a knob.

5. The effort saving butterfly valve of claim 3, wherein: the device comprises a fixing rod, wherein the top of the fixing rod is fixedly connected with a first clamping block, the top of the bottom of the fixing rod is fixedly connected with a second clamping block, and the left of the top of the inner wall of the sliding rod is fixedly connected with a second clamping block.

6. The effort saving butterfly valve of claim 3, wherein: the surface of the slide bar is fixedly connected with an anti-slip sleeve, and the anti-slip sleeve is made of rubber.