CN219796122U - Manual butterfly valve with locking mechanism - Google Patents
Manual butterfly valve with locking mechanism Download PDFInfo
- Publication number
- CN219796122U CN219796122U CN202320632581.5U CN202320632581U CN219796122U CN 219796122 U CN219796122 U CN 219796122U CN 202320632581 U CN202320632581 U CN 202320632581U CN 219796122 U CN219796122 U CN 219796122U
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- Prior art keywords
- rod
- positioning
- sleeve
- fixedly connected
- compression spring
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- 230000007246 mechanism Effects 0.000 title claims abstract description 22
- 230000006835 compression Effects 0.000 claims abstract description 27
- 238000007906 compression Methods 0.000 claims abstract description 27
- 230000000149 penetrating effect Effects 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims description 4
- 230000035515 penetration Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 230000002265 prevention Effects 0.000 abstract description 2
- 230000008569 process Effects 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000004566 building material Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- -1 power stations Substances 0.000 description 1
- 230000003405 preventing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Preventing Unauthorised Actuation Of Valves (AREA)
Abstract
The utility model discloses a manual butterfly valve with a locking mechanism, which comprises a valve body, wherein a locking adjusting mechanism is arranged between a turntable and the valve body, the locking adjusting mechanism comprises a sleeve, a positioning rod, a compression spring, a pull rod and a limiting assembly, the two sleeves are fixedly connected with the turntable, the positioning rod is in sliding penetration connection with an inner cavity of the sleeve, one end of the pull rod is fixedly connected with the positioning rod, the other end of the pull rod is in sliding penetration connection with the sleeve, the limiting assembly is connected with the two pull rods, a plurality of positioning holes are formed in the outer wall of the valve body at equal intervals, and the positioning rod is in sliding penetration connection with the inner cavity of the positioning hole. According to the utility model, by means of the arrangement mode of the sleeve, the positioning rod, the compression spring, the pull rod and the limiting assembly, the positioning rod can be connected with the positioning hole formed in the outer wall of the valve body in a penetrating manner by utilizing the elastic acting force of the compression spring, so that the turntable can be locked, the phenomenon that the turntable rotates due to accidental touch is avoided, and a good false touch prevention effect is achieved.
Description
Technical Field
The utility model relates to the technical field of butterfly valves, in particular to a manual butterfly valve with a locking mechanism.
Background
The butterfly valve is applied to a dust-containing cold air or hot air gas pipeline of ventilation and environment-friendly engineering in the industries of chemical industry, building materials, power stations, glass and the like, and is used as a pipeline control device for regulating flow or cutting off a gas medium. The valve is generally horizontally arranged in a pipeline, and the butterfly valve is a regulating valve with a simple structure.
The existing manual butterfly valve is generally installed outdoors, the valve rod and the hand wheel of the manual butterfly valve are fixed together, after the manual butterfly valve is operated and regulated, the hand wheel is easily affected by various external factors, so that the valve rod is rotated due to false touch, the accidental opening and closing of the gate valve are easy to occur, and normal operation is affected.
Disclosure of Invention
The utility model aims to provide a manual butterfly valve with a locking mechanism, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the manual butterfly valve with the locking mechanism comprises a valve body, wherein an adjusting rod is arranged on one side of the valve body, and one end of the adjusting rod is fixedly connected with a turntable;
a locking and adjusting mechanism is arranged between the turntable and the valve body;
the locking adjusting mechanism comprises a sleeve, a positioning rod, a compression spring, a pull rod and a limiting assembly, wherein the sleeve is fixedly connected with the turntable, the positioning rod is connected with an inner cavity of the sleeve in a sliding and penetrating mode, one end of the pull rod is fixedly connected with the positioning rod, the other end of the pull rod is connected with the sleeve in a sliding and penetrating mode, the compression spring is located inside the sleeve, the compression spring is sleeved outside the pull rod, the limiting assembly is connected with the two pull rods, a plurality of positioning holes are formed in the outer wall of the valve body at equal intervals, and the positioning rod is connected with the inner cavity of the positioning hole in a sliding and penetrating mode.
Preferably, one end of the compression spring is fixedly connected with the inner wall of the sleeve, and the other end of the compression spring is fixedly connected with the positioning rod.
Preferably, the limiting assembly comprises a pull plate, a fixed rod and a rotating block, wherein the pull rods are fixedly connected with the pull plate, the fixed rod is fixedly connected with one side of the rotary table, a through groove is formed in the middle of the pull plate, the rotating block is rotationally connected with the fixed rod through a rotating shaft, and the rotating block is in sliding penetrating connection with an inner cavity of the through groove.
Preferably, the limit groove is formed in the inner wall of the through groove, and the rotating block is matched with the inner cavity of the limit groove.
Preferably, the outer cover of adjusting the pole is equipped with the swivel becket, the outer wall fixedly connected with of swivel becket indicates the piece, the cross-section of indicating the piece is triangle-shaped.
Preferably, the plurality of positioning holes are annularly arranged, and an included angle between two adjacent positioning holes and the adjusting rod is 30 degrees.
The utility model has the technical effects and advantages that:
(1) According to the utility model, by means of the arrangement mode of matching the sleeve, the positioning rod, the compression spring, the pull rod and the limiting assembly, the positioning rod can be connected with the positioning hole formed in the outer wall of the valve body in a penetrating way by utilizing the elastic acting force of the compression spring, so that the turntable can be locked, the phenomenon of turntable rotation caused by accidental touch is avoided, and a good false touch prevention effect is achieved;
(2) The utility model utilizes the matched arrangement mode of the pull plate, the fixed rod and the rotating block and utilizes the different penetration modes of the rotating block and the pull plate, so that the positioning rod is in penetration and separation states, thereby facilitating the rotation of the turntable without influencing the rotation of the positioning rod;
(3) The utility model uses the setting mode of matching the rotating ring and the indicating block, and uses a plurality of positioning holes to divide the whole rotating process, and uses the matching of the indicating block and the positioning holes to obtain the rotating and unfolding angle, thereby accurately controlling the flow of the valve body.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic top view of the internal structure of the present utility model.
Fig. 3 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.
Fig. 4 is an enlarged schematic view of the structure of fig. 1 at B according to the present utility model.
In the figure: 1. a valve body; 2. an adjusting rod; 3. a turntable; 4. a locking adjustment mechanism; 41. a sleeve; 42. a positioning rod; 43. a compression spring; 44. a pull rod; 45. a limit component; 451. pulling a plate; 452. a fixed rod; 453. a rotating block; 5. a rotating ring; 6. indicating a block.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a manual butterfly valve with a locking mechanism as shown in figures 1-4, which comprises a valve body 1, wherein one side of the valve body is provided with an adjusting rod 2, and one end of the adjusting rod 2 is fixedly connected with a rotary disc 3;
a locking adjusting mechanism 4 is arranged between the turntable 3 and the valve body 1;
the locking adjustment mechanism 4 comprises a sleeve 41, a positioning rod 42, a compression spring 43, a pull rod 44 and a limiting assembly 45, wherein the two sleeves 41 are fixedly connected with the rotary table 3, the positioning rod 42 is connected with an inner cavity of the sleeve 41 in a sliding penetrating mode, one end of the pull rod 44 is fixedly connected with the positioning rod 42, the other end of the pull rod 44 is connected with the sleeve 41 in a sliding penetrating mode, the compression spring 43 is located in the sleeve 41, the compression spring 43 is sleeved outside the pull rod 44, the limiting assembly 45 is connected with the two pull rods 44, a plurality of positioning holes are formed in the outer wall of the valve body 1 at equal intervals, the positioning rod 42 is connected with the inner cavity of the positioning holes in a sliding penetrating mode, the elastic acting force of the compression spring 43 is utilized, the positioning rod 42 can be connected with the positioning holes formed in the outer wall of the valve body 1 in a penetrating mode, the rotary table 3 can be locked, the phenomenon that the rotary table 3 rotates due to accidental touch is avoided, and a good error preventing effect is achieved.
One end of the compression spring 43 is fixedly connected with the inner wall of the sleeve 41, the other end of the compression spring 43 is fixedly connected with the positioning rod 42, and the compression spring 43 is always in a compressed state, so that the compression spring 43 always has an elastic acting force on the positioning rod 42, the positioning rod 42 is clamped with the positioning hole more tightly, and the pull plate 451 is tightly attached to the outer wall of the turntable 3 through the pull rod 44.
The limiting assembly 45 comprises a pull plate 451, a fixed rod 452 and a rotating block 453, wherein the two pull rods 44 are fixedly connected with the pull plate 451, the fixed rod 452 is fixedly connected to one side of the rotary table 3, a through groove is formed in the middle of the pull plate 451, the rotating block 453 is rotationally connected with the fixed rod 452 through a rotating shaft, the rotating block 453 is slidingly inserted and connected with an inner cavity of the through groove, different inserting modes of the rotating block 453 and the pull plate 451 are utilized, and therefore the positioning rod 42 is in two states of insertion and separation, and the positioning rod 42 can not influence rotation when the rotary table 3 is conveniently rotated.
The limiting groove is formed in the inner wall of the through groove, the rotating block 453 is matched with the inner cavity of the limiting groove, the pulling plate 451 can be in a stretching state through the clamping connection of the rotating block 453 and the limiting groove, and the positioning rod 42 is not clamped with the positioning hole any more, so that the adjusting rod 2 can be normally rotated through the rotary disc 3.
The outside cover of adjusting pole 2 is equipped with swivel becket 5, and the outer wall fixedly connected with of swivel becket 5 instructs piece 6, and the cross-section of instructing piece 6 is triangle-shaped, and a plurality of locating holes are annular arrangement, and the contained angle between two adjacent locating holes and the regulation pole 2 is 30, utilizes a plurality of locating holes to divide whole rotation process, can utilize instruction piece 6 and locating hole to cooperate and obtain the angle of rotating the expansion to can carry out accurate control to the flow of valve body 1.
The working principle of the utility model is as follows:
when the manual butterfly valve is used, the pull plate 451 is pulled, the two positioning rods 42 are pulled through the pull rod 44, the two positioning rods 42 are separated from the inner cavity of the positioning hole, the compression spring 43 is extruded, in the process of pulling the pull plate 451, the fixed rod 452 in the middle of the pull plate 451 is separated from the inner cavity of the through groove with the rotating block 453, the rotating block 453 is rotated by 90 degrees, at the moment, the pull plate 451 is loosened, under the elastic acting force of the compression spring 43, the pull rod 44 is pulled through the positioning rod 42, so that the limiting groove formed in the pull plate 451 is clamped with the rotating block 453, at the moment, the positioning rod 42 is not connected with the positioning hole in a penetrating mode, the adjusting rod 2 can be directly rotated through the turntable 3, the position of the positioning hole indicated by the indicating block 6 outside the adjusting rod 2 is selected, the required adjustment precision is selected, the pull plate 451 is pulled again, the rotating block 453 is rotated by 90 degrees reversely, and the positioning rod 42 is connected with the positioning hole in a penetrating mode again under the elastic acting force of the compression spring 43, so that the turntable 3 is locked, and the turntable 3 is waited for being used next time.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. A manual butterfly valve having a locking mechanism, comprising:
one side of the valve body (1) is provided with an adjusting rod (2), and one end of the adjusting rod (2) is fixedly connected with a rotary table (3);
the method is characterized in that: a locking and adjusting mechanism (4) is arranged between the rotary disc (3) and the valve body (1);
the locking adjusting mechanism (4) comprises a sleeve (41), a positioning rod (42), a compression spring (43), a pull rod (44) and a limiting component (45), wherein the sleeve (41) is fixedly connected with a rotary table (3), the positioning rod (42) is connected with an inner cavity of the sleeve (41) in a sliding penetrating mode, one end of the pull rod (44) is fixedly connected with the positioning rod (42), the other end of the pull rod (44) is connected with the sleeve (41) in a sliding penetrating mode, the compression spring (43) is located inside the sleeve (41), the compression spring (43) is sleeved outside the pull rod (44), the limiting component (45) is connected with the two pull rods (44), a plurality of positioning holes are formed in the outer wall of the valve body (1) in an equidistant mode, and the positioning rod (42) is connected with the inner cavity of the positioning hole in a penetrating mode.
2. The manual butterfly valve with a locking mechanism according to claim 1, characterized in that one end of the compression spring (43) is fixedly connected with the inner wall of the sleeve (41), and the other end of the compression spring (43) is fixedly connected with the positioning rod (42).
3. The manual butterfly valve with the locking mechanism according to claim 1, wherein the limiting assembly (45) comprises a pull plate (451), a fixed rod (452) and a rotating block (453), the two pull rods (44) are fixedly connected with the pull plate (451), the fixed rod (452) is fixedly connected to one side of the rotary table (3), a through groove is formed in the middle of the pull plate (451), the rotating block (453) is rotatably connected with the fixed rod (452) through a rotary shaft, and the rotating block (453) is slidably inserted and connected with an inner cavity of the through groove.
4. A manual butterfly valve with a locking mechanism according to claim 3, wherein the inner wall of the through groove is provided with a limit groove, and the rotating block (453) is matched with the inner cavity of the limit groove.
5. The manual butterfly valve with the locking mechanism according to claim 1, wherein a rotating ring (5) is sleeved outside the adjusting rod (2), an indicating block (6) is fixedly connected to the outer wall of the rotating ring (5), and the section of the indicating block (6) is triangular.
6. A manual butterfly valve with locking mechanism according to claim 1, characterized in that a plurality of said positioning holes are arranged in a ring shape, the angle between two adjacent positioning holes and the adjusting rod (2) being 30 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320632581.5U CN219796122U (en) | 2023-03-28 | 2023-03-28 | Manual butterfly valve with locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320632581.5U CN219796122U (en) | 2023-03-28 | 2023-03-28 | Manual butterfly valve with locking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219796122U true CN219796122U (en) | 2023-10-03 |
Family
ID=88183909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320632581.5U Active CN219796122U (en) | 2023-03-28 | 2023-03-28 | Manual butterfly valve with locking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219796122U (en) |
-
2023
- 2023-03-28 CN CN202320632581.5U patent/CN219796122U/en active Active
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