CN220396689U - Butterfly valve gear box with locking structure - Google Patents
Butterfly valve gear box with locking structure Download PDFInfo
- Publication number
- CN220396689U CN220396689U CN202321901870.7U CN202321901870U CN220396689U CN 220396689 U CN220396689 U CN 220396689U CN 202321901870 U CN202321901870 U CN 202321901870U CN 220396689 U CN220396689 U CN 220396689U
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- gear box
- butterfly valve
- knob
- worm
- valve body
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- 230000000694 effects Effects 0.000 claims abstract description 13
- 238000013016 damping Methods 0.000 claims description 17
- 230000006978 adaptation Effects 0.000 claims description 6
- 238000000926 separation method Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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- Mechanically-Actuated Valves (AREA)
- Lift Valve (AREA)
Abstract
The utility model relates to the technical field of butterfly valves, and discloses a butterfly valve gear box with a locking structure, which comprises: the butterfly valve comprises a butterfly valve body, wherein the top of the butterfly valve body is rotationally connected with a valve rod through a bearing, the bottom of the valve rod is fixedly connected with a butterfly plate, and a worm wheel is fixedly sleeved at the top of the valve rod. Through setting up and preventing the mistake and touching locking mechanism, when the dish board is closed, peg graft the inserted block in the slot, can play the effect of locking to the knob, avoid people to touch by mistake or external environment influence lead to the knob to rotate and lead to the dish board to open, through setting up the spring, when the inserted block is pegged graft in the slot, the spring is compressed state, thereby utilize the elasticity of spring can promote the stability that inserted block and slot were pegged graft, through setting up the slot, two slots correspond respectively when the dish board is closed and the position that the inserted block was located when opening completely, thereby the convenience is locked to the knob when the dish board is closed and when opening completely.
Description
Technical Field
The utility model relates to the technical field of butterfly valves, in particular to a butterfly valve gear box with a locking structure.
Background
The butterfly valve is also called as a flap valve, is a regulating valve with simple structure, can be used for on-off control of low-pressure pipeline medium, is a valve for opening, closing and regulating a fluid through hole by using a disc type opening and closing piece to reciprocate by about 90 degrees, has the advantages of simple structure, small volume, light weight, low material consumption, small external dimension, small driving moment, simple and rapid operation, good flow regulating function and sealing performance, is one of the fastest valve varieties in recent decades, and is a national-grade key new product.
The publication number is: the disc valve gear box with the locking structure disclosed in CN215596534U is characterized in that the worm, the adjusting round block, the locking rod and the locking limiting cylinder are arranged, the worm is matched with the worm to be meshed with the worm wheel, the adjusting round block is connected with the small pulley in a sliding mode, the locking rod is connected with the locking limiting cylinder in a sliding mode, when a box cover is fixed by a worker, the worm is rotated, the adjusting round block is driven to rotate through the worm wheel, the adjusting round block rotates to push the small pulley and the locking rod to start to move, the locking rod slides into the inner side of the locking limiting cylinder below the box cover to be locked and positioned, the bolt is prevented from being exposed to the outer side, corrosion is prevented, and the disc valve gear box is difficult to detach.
However, when the prior art is used, the rotating handle is exposed, and the rotating handle can be rotated to open the butterfly valve under the influence of human false touch or external environment, so that the using effect is affected.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a butterfly valve gear box with a locking structure, which has the advantages that: through setting up and preventing the mistake and touching locking mechanism, conveniently lock the knob when the dish board is closed and when opening completely, safety in utilization is strong, facilitates the use.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: a butterfly valve gearbox with a locking structure, comprising: the butterfly valve body, the top of butterfly valve body is connected with the valve rod through the bearing rotation, the bottom fixedly connected with butterfly plate of valve rod, the fixed cover in top of valve rod is equipped with the worm wheel, the top fixed mounting of butterfly valve body has two backup pads, two rotate through the bearing in the backup pad and be connected with the worm, worm and worm wheel intermeshing are connected, the fixed cover in the smooth department in surface of worm is equipped with the knob, the top of butterfly valve body is provided with the gear box, be provided with on the gear box and prevent that the mistake touches the locking mechanism, still be provided with the mechanism of being convenient for on the gear box and open and shut, prevent that the mistake touches the locking mechanism and include: the inserting rod is movably inserted on the knob, a limiting block is fixedly arranged at one end of the inserting rod, an inserting block is fixedly arranged at the other end of the inserting rod, a slot matched with the inserting block is formed in the outer wall of the gear box, a spring is sleeved on the outer wall of the inserting rod, and two ends of the spring are fixedly connected with the inserting block and the outer wall of the knob respectively. Through setting up the knob, rotate the knob and drive the worm rotation, the worm rotates and makes the worm wheel of being connected rather than the meshing rotate, thereby drive the valve rod and rotate, and then conveniently adjust the dish board and open and close, prevent by setting up that the mistake is touched locking mechanism, during the dish board is closed, peg graft the inserted block in the slot, can play the effect of locking to the knob, avoid people to touch by mistake or external environment influence lead to the knob to rotate and lead to the dish board to open, through setting up the spring, the inserted block is when pegging graft in the slot, the spring is compression state, thereby utilize the elasticity of spring can promote the stability that inserted block and slot pegged graft.
Preferably, two slots are formed, and the insertion blocks are square. Through setting up the slot, two slots correspond the position that the inserted block was located when the dish board was closed and was opened completely respectively to the convenience is closed when the dish board was closed and is opened completely the counter knob is locked.
Preferably, the opening and closing mechanism comprises: the box door, the box door passes through the top of two hinge hinged connection at the gear box, one side fixedly connected with connecting rope of box door, the one end fixedly connected with clamping lever of connecting rope keeping away from the box door, one side of gear box is provided with two fixture blocks, clamping lever and two fixture block joint. Through setting up the cooperation setting of connecting rope, clamping lever and two fixture blocks, conveniently fix the chamber door to better plays dustproof protection's effect to the inside of gear box.
Preferably, the outer wall of the gear box is rotationally connected with two damping rotating shafts, and the two clamping blocks are respectively and fixedly connected with the two damping rotating shafts. Through setting up two damping pivots, rotate two damping pivots and make two fixture blocks and draw-in bar separation, can conveniently open the chamber door, and then the convenience of use personnel overhauls the maintenance.
Preferably, the bottom of the gear box is provided with an opening, mounting plates are fixedly connected to the periphery of the inner wall of the gear box respectively, and the four mounting plates are fixedly connected with the butterfly valve body through fastening bolts respectively. Through setting up the cooperation setting of four mounting panels and four fastening bolts, conveniently with gear box fixed mounting at the top of butterfly valve body, and convenient dismantlement.
Preferably, a through groove matched with the smooth part of the surface of the worm is formed in one side of the gear box. Through set up the logical groove with worm surface smooth department looks adaptation on the gear box, can make things convenient for the installation of gear box.
(III) beneficial effects
Compared with the prior art, the utility model provides the butterfly valve gear box with the locking structure, which has the following beneficial effects:
1. this a butterfly valve gear case with locking structure, through setting up prevent mistake and touch locking mechanism, when the dish board was closed, with the inserted block grafting in the slot, can play the effect of locking the knob, avoid people to touch by mistake or external environment influences lead to the knob to rotate and lead to the dish board to open, through setting up the spring, when the inserted block grafting is in the slot, the spring is compressed state, thereby utilize the elasticity of spring can promote the stability that inserted block and slot were pegged graft, through setting up the slot, two slots correspond the position that the inserted block was located when the dish board was closed and when opening completely respectively, thereby the convenience is closed when the dish board was closed and is opened completely to the knob when locking.
2. This dish valve gear box with locking structure through setting up the cooperation setting of connecting rope, draw-in lever and two fixture blocks, conveniently fix the chamber door, thereby better play dustproof protection's effect to the inside of gear box, through setting up two damping pivots, rotate two damping pivots and make two fixture blocks and draw-in lever separation, can conveniently open the chamber door, and then the person of facilitating the use overhauls and maintains, through setting up four mounting panels and four fastening bolt's cooperation setting, conveniently with gear box fixed mounting at the top of dish valve body, and conveniently dismantle, through set up on the gear box with the smooth logical groove of department looks adaptation of worm surface, can make things convenient for the installation of gear box.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a front view of the present utility model;
FIG. 2 is a side cross-sectional view of the present utility model;
FIG. 3 is a top cross-sectional view of the present utility model;
fig. 4 is a schematic structural view of the opening and closing mechanism.
In the figure: 1. a butterfly valve body; 2. a valve stem; 3. a dish plate; 4. a worm wheel; 5. a worm; 6. a knob; 7. a gear box; 8. anti-false touch locking mechanism; 81. a rod; 82. a limiting block; 83. inserting blocks; 84. a slot; 85. a spring; 9. the opening and closing mechanism is convenient; 91. a door; 92. a connecting rope; 93. a clamping rod; 94. a clamping block; 95. damping the rotating shaft; 10. a mounting plate; 11. and (5) through grooves.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Example 1
As shown in fig. 1 to 4, the present utility model provides a butterfly valve gear case having a locking structure, comprising: the butterfly valve body 1, the top of butterfly valve body 1 is connected with valve rod 2 through the bearing rotation, the bottom fixedly connected with butterfly plate 3 of valve rod 2, the fixed cover in top of valve rod 2 is equipped with worm wheel 4, the top fixed mounting of butterfly valve body 1 has two backup pads, be connected with worm 5 through the bearing rotation in two backup pads, worm 5 and worm wheel 4 intermeshing are connected, the fixed cover in the smooth department in surface of worm 5 is equipped with knob 6, the top of butterfly valve body 1 is provided with gear box 7, be provided with on the gear box 7 and prevent mistake and touch locking mechanism 8, still be provided with on the gear box 7 and be convenient for open and shut mechanism 9, prevent mistake and touch locking mechanism 8 includes: the inserted link 81 is movably inserted on the knob 6, one end of the inserted link 81 is fixedly provided with a limiting block 82, the other end of the inserted link 81 is fixedly provided with an inserted block 83, a slot 84 matched with the inserted block 83 is formed in the outer wall of the gear box 7, a spring 85 is sleeved on the outer wall of the inserted link 81, and two ends of the spring 85 are fixedly connected with the inserted block 83 and the outer wall of the knob 6 respectively. Through setting up knob 6, rotate knob 6 and drive worm 5 rotation, worm 5 rotates and makes the worm wheel 4 who is connected rather than the meshing, thereby drive valve rod 2 rotation, and then conveniently adjust dish board 3 and open and close, prevent by setting up mistake and touch locking mechanism 8, when dish board 3 is closed, insert the piece 83 and peg into slot 84, can play the effect of locking knob 6, avoid people mistake to touch or external environmental impact to lead to knob 6 to rotate and lead to the dish board 3 to open, through setting up spring 85, when insert the piece 83 peg graft in slot 84, spring 85 is compression state, thereby utilize the elasticity of spring 85 can promote the stability of insert 83 and slot 84 grafting, the slot 84 has seted up two, insert 83 sets up to square. By providing the slots 84, the two slots 84 correspond to the positions of the insert 83 when the disc 3 is closed and when the disc 3 is fully opened, respectively, thereby facilitating locking of the knob 6 when the disc 3 is closed and when the disc is fully opened.
In this embodiment, through setting up and preventing mistake and touching locking mechanism 8, when dish board 3 is closed, peg graft the inserted block 83 in slot 84, can play the effect of locking knob 6, avoid people mistake to touch or external environment influence lead to knob 6 to rotate and lead to dish board 3 to open, through setting up spring 85, when inserted block 83 peg graft in slot 84, spring 85 is compressed state, thereby utilize the elasticity of spring 85 can promote the stability of inserted block 83 and slot 84 grafting, through setting up slot 84, two slots 84 correspond respectively when dish board 3 is closed and the position that inserted block 83 was located when opening completely, thereby the convenience is when dish board 3 is closed and the rotatory knob 6 of opening completely carries out the locking.
Example two
As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the easy-open-close mechanism 9 includes: the chamber door 91 is connected at the top of the gear box 7 through two hinges in a hinged manner, one side of the chamber door 91 is fixedly connected with a connecting rope 92, one end, away from the chamber door 91, of the connecting rope 92 is fixedly connected with a clamping rod 93, two clamping blocks 94 are arranged on one side of the gear box 7, and the clamping rod 93 is clamped with the two clamping blocks 94. Through setting up the cooperation setting of connecting rope 92, clamping lever 93 and two fixture blocks 94, conveniently fix chamber door 91 to better counter gear case 7's inside plays dustproof protection's effect, rotates on the outer wall of gear case 7 and is connected with two damping pivot 95, two fixture blocks 94 respectively with two damping pivot 95 fixed connection. Through setting up two damping pivot 95, rotate two damping pivot 95 and make two fixture blocks 94 and draw-in bar 93 separation, can conveniently open chamber door 91, and then the convenience of use personnel overhauls the maintenance, and the bottom of gear box 7 sets up for the opening, and the inner wall of gear box 7 is fixedly connected with mounting panel 10 all around respectively, and four mounting panels 10 are respectively through fastening bolt and butterfly valve body 1 fixed connection. Through setting up the cooperation setting of four mounting panels 10 and four fastening bolt, conveniently with gear box 7 fixed mounting at the top of butterfly valve body 1, and conveniently dismantle, the logical groove 11 with the smooth department looks adaptation in worm 5 surface is seted up to one side of gear box 7. Through the through groove 11 which is matched with the smooth part of the surface of the worm 5 is formed in the gear box 7, the gear box 7 can be conveniently installed.
In this embodiment, through setting up the cooperation setting of connecting rope 92, clamping lever 93 and two fixture blocks 94, the convenience is fixed chamber door 91, thereby better play dustproof protection's effect to the inside of gear box 7, through setting up two damping pivot 95, rotate two damping pivot 95 and make two fixture blocks 94 and clamping lever 93 separation, can conveniently open chamber door 91, and then the convenience is used personnel to overhaul and maintain, through setting up four mounting panels 10 and four fastening bolt's cooperation setting, the convenience is with gear box 7 fixed mounting at the top of dish valve body 1, and the convenience is dismantled, through set up on gear box 7 with the logical groove 11 of the smooth department looks adaptation in worm 5 surface, can make things convenient for the installation of gear box 7.
The working principle of the butterfly valve gear box with the locking structure is specifically described below.
When in use, as shown in fig. 1-4, through the arrangement of the anti-false touch locking mechanism 8, when the disc plate 3 is closed, the insert block 83 is inserted into the slot 84, so that the locking effect on the rotary knob 6 can be realized, the phenomenon that the disc plate 3 is opened due to rotation of the rotary knob 6 caused by manual false touch or external environmental influence is avoided, through the arrangement of the spring 85, when the insert block 83 is inserted into the slot 84, the spring 85 is in a compressed state, so that the stability of the insert block 83 inserted into the slot 84 can be improved by utilizing the elasticity of the spring 85, through the arrangement of the slot 84, the two slots 84 correspond to the positions of the insert block 83 when the disc plate 3 is closed and when the disc plate 3 is fully opened, so that the rotary knob 6 is conveniently locked when the disc plate 3 is closed and the disc plate 3 is fully opened, through setting up the cooperation setting of connecting rope 92, clamping lever 93 and two fixture blocks 94, the convenience is fixed chamber door 91, thereby better plays dustproof protection's effect to the inside of gear box 7, through setting up two damping pivot 95, rotate two damping pivot 95 and make two fixture blocks 94 and clamping lever 93 separation, can conveniently open chamber door 91, and then the convenience is used personnel to overhaul and maintain, through setting up four mounting panels 10 and four fastening bolt's cooperation setting, the convenience is with gear box 7 fixed mounting at the top of dish valve body 1, and the convenience dismantles, through set up on gear box 7 with the logical groove 11 of the smooth department looks adaptation in worm 5 surface, can make things convenient for the installation of gear box 7.
Claims (6)
1. A butterfly valve gearbox with a locking structure, comprising: butterfly valve body (1), its characterized in that: the utility model provides a butterfly valve, including dish valve body (1), valve rod (2) are connected with in the top of dish valve body (1) through the bearing rotation, the bottom fixedly connected with dish board (3) of valve rod (2), the fixed cover in top of valve rod (2) is equipped with worm wheel (4), the top fixed mounting of dish valve body (1) has two backup pads, two be connected with worm (5) through the bearing rotation in the backup pad, worm (5) and worm wheel (4) intermeshing are connected, the fixed cover in the smooth department in surface of worm (5) is equipped with knob (6), the top of dish valve body (1) is provided with gear box (7), be provided with on gear box (7) and prevent mistake and touch locking mechanism (8), still be provided with on gear box (7) and be convenient for open and shut mechanism (9), prevent mistake touch locking mechanism (8) include: the inserting rod (81), inserting rod (81) activity is pegged graft on knob (6), one end fixed mounting of inserting rod (81) has stopper (82), the other end fixed mounting of inserting rod (81) has inserted block (83), set up slot (84) with inserted block (83) looks adaptation on the outer wall of gear box (7), the cover is equipped with spring (85) on the outer wall of inserting rod (81), the both ends of spring (85) respectively with the outer wall fixed connection of inserted block (83) and knob (6).
2. A butterfly valve gear case with a locking structure according to claim 1, characterized in that: two slots (84) are formed, and the inserting blocks (83) are square.
3. A butterfly valve gear case with a locking structure according to claim 1, characterized in that: the mechanism (9) for facilitating opening and closing comprises: the box door (91), the top at gear box (7) is articulated through two hinges to box door (91), one side fixedly connected with connecting rope (92) of box door (91), one end fixedly connected with clamping rod (93) that box door (91) were kept away from to connecting rope (92), one side of gear box (7) is provided with two fixture blocks (94), clamping rod (93) and two fixture block (94) joint.
4. A butterfly valve gear case with a locking structure according to claim 3, characterized in that: two damping rotating shafts (95) are rotatably connected to the outer wall of the gear box (7), and two clamping blocks (94) are fixedly connected with the two damping rotating shafts (95) respectively.
5. A butterfly valve gear case with a locking structure according to claim 1, characterized in that: the bottom of the gear box (7) is provided with an opening, mounting plates (10) are fixedly connected to the periphery of the inner wall of the gear box (7), and the four mounting plates (10) are fixedly connected with the butterfly valve body (1) through fastening bolts respectively.
6. A butterfly valve gear case with a locking structure according to claim 1, characterized in that: one side of the gear box (7) is provided with a through groove (11) which is matched with the smooth part of the surface of the worm (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321901870.7U CN220396689U (en) | 2023-07-19 | 2023-07-19 | Butterfly valve gear box with locking structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321901870.7U CN220396689U (en) | 2023-07-19 | 2023-07-19 | Butterfly valve gear box with locking structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220396689U true CN220396689U (en) | 2024-01-26 |
Family
ID=89598238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321901870.7U Active CN220396689U (en) | 2023-07-19 | 2023-07-19 | Butterfly valve gear box with locking structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220396689U (en) |
-
2023
- 2023-07-19 CN CN202321901870.7U patent/CN220396689U/en active Active
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