CN115585947A - Volute air tightness detection device - Google Patents
Volute air tightness detection device Download PDFInfo
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- CN115585947A CN115585947A CN202211303687.7A CN202211303687A CN115585947A CN 115585947 A CN115585947 A CN 115585947A CN 202211303687 A CN202211303687 A CN 202211303687A CN 115585947 A CN115585947 A CN 115585947A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
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- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention relates to a volute casing air tightness detection device which comprises an upper plate, wherein an upper air cylinder is arranged at the top of the middle of the upper plate, a sealing cover is arranged at the lower end of the upper air cylinder, an auxiliary air cylinder is arranged at the lower end of the upper plate close to the sealing cover, a top head is arranged at the top of the auxiliary air cylinder, an upper fixing sheet is arranged at one side end of the lower end of the upper plate, an upper side air cylinder is arranged at the top of the upper fixing sheet, a push plate is arranged at the end of the upper side air cylinder, a side push air cylinder is arranged at the end of the push plate, a side top head is arranged at the top of the side push air cylinder, and a sliding column is arranged on the upper end wall of the push plate. The invention has the beneficial effects that: the volute air tightness detection device pushes the sealing cover to move downwards through the operation of the upper cylinder, the downward moving sealing cover is used for being pressed against the top of the volute to achieve the purpose of pressing the volute, the auxiliary cylinder operates to push the ejector to move, and the downward moving ejector is matched with the sealing cover and pressed against the end wall of the volute to sufficiently press and clamp the volute.
Description
Technical Field
The invention relates to the technical field of volute detection, in particular to a volute air tightness detection device.
Background
The volute is a volute type diversion chamber for short, the shape of the volute is very similar to that of a snail shell, so the volute is usually called as the volute for short, and in order to ensure the sealing performance of the volute, an air tightness detection device is adopted to detect the air tightness of the volute when the volute is manufactured.
The spiral case is making man-hour, can carry out the gas tightness and detect, and the last adoption of gas tightness detection device has the end cap of air inlet, contacts with the spiral case, carries out the gas tightness to the spiral case and detects, and when using, because the shape of spiral case is extremely irregular, conventional gas tightness detection device does not design the multiunit cylinder of a plurality of directions, carries out diversified multinode top to the spiral case and moves the centre gripping, leads to the spiral case to fix a position when detecting insufficiently firm.
Disclosure of Invention
The invention aims to provide a volute air tightness detection device, which aims to solve the problem that when the volute provided by the background technology is manufactured, air tightness detection can be carried out, a plug with an air inlet is adopted on the air tightness detection device to be in contact with the volute, so that the air tightness of the volute is detected, and when the volute is used, as the shape of the volute is extremely irregular, a plurality of groups of air cylinders in multiple directions are not designed in the conventional air tightness detection device, and the volute is subjected to multi-direction multi-node jacking clamping, so that the positioning of the volute is not firm enough during detection.
In order to achieve the purpose, the invention provides the following technical scheme: the volute airtightness detection device comprises an upper plate, wherein an upper air cylinder is installed at the top of the middle of the upper plate, a sealing cover is installed at the lower end of the upper air cylinder, an auxiliary air cylinder is installed at the side of the lower end of the upper plate close to the sealing cover, a top head is installed at the top of the auxiliary air cylinder, an upper fixing sheet is arranged at the end of one side of the lower end of the upper plate, an upper air cylinder is installed at the top of the upper fixing sheet, a push plate is arranged at the end of the upper air cylinder, a side push cylinder is arranged at the end of the push plate, a side top head is installed at the top of the side push cylinder, a sliding column is arranged on the upper end wall of the push plate, a support is arranged at the four corner ends of the bottom of the upper plate, a bottom plate is installed at the bottom of the support, a lower air cylinder is arranged at one side of the upper end of the bottom plate, a sealing sleeve is installed at the top of the lower air cylinder, a fixing frame is arranged at the side of the upper end of the bottom plate close to the lower air cylinder, a fixing frame is provided with a fixing box, a synchronizing wheel, an airtightness detection mechanism is installed inside of the fixing box, a supporting table is provided at the top end of the middle of the supporting table, a supporting sheet, and a supporting cylinder is arranged at one side of the top of the supporting cylinder.
Preferably, the upper plate and the upper cylinder are fixedly connected, and the upper cylinder and the sealing cover are in transmission.
Preferably, the auxiliary cylinder is fixed with the upper plate and is driven by the auxiliary cylinder and the jacking head.
Preferably, the upper fixing piece is fixed with the upper plate, the upper fixing piece and the upper side cylinder are fixed, the upper fixing piece and the sliding column are movably connected, and the side push cylinder and the push plate are fixedly connected.
Preferably, the upper side cylinder and the push plate are in transmission, the sliding column is fixedly connected with the push plate, and the side push cylinder and the side plug are in transmission.
Preferably, the supports are fixed to the upper plate and the bottom plate, the number of the supports is four, and the bottom plate is fixed to the support table.
Preferably, the bottom plate is fixed with the lower cylinder, and the lower cylinder is in transmission with the sealing sleeve.
Preferably, the fixed frame is fixed with the bottom plate and the fixed box, the fixed box is rotatably connected with the synchronous wheel, the synchronous wheel and the synchronous belt are in transmission, and the synchronous belt and the air tightness detection mechanism are fixed.
Preferably, the supporting sheet and the supporting platform are fixedly connected, the supporting sheet is fixedly connected with the supporting cylinder, and the supporting cylinder is in transmission with the centering mechanism.
Compared with the prior art, the invention has the following beneficial effects:
1. the auxiliary cylinder operates to push the top to move, and the downward moving top is matched with the sealing cover and abuts against the end wall of the volute to sufficiently compress and clamp the volute.
2. The push plate moves downwards by the operation of the upper side air cylinder, when the push plate moves downwards, the sliding column fixed at the end part of the push plate moves with the upper fixing sheet and is used for assisting the push plate to perform stable sliding displacement, and the side push air cylinder at the end part of the push plate operates and is used for pushing the side ejector to move and pushing against the horizontal side end of the volute and is used for pushing and clamping the side end of the volute.
3. The upper plate and the bottom plate are fixedly connected together through the support to form a complete frame, the end part of the bottom plate is integrated with the support table, the lower air cylinder and the fixed frame, the support table is used for carrying and storing the volute, the lower air cylinder is used for pushing the sealing sleeve to enable the sealing sleeve to be tightly pressed on the side end of the volute, the fixed frame is used for fixedly connecting the fixed box, and the fixed box is internally used for integrating a synchronous wheel, a synchronous belt and an air tightness detection mechanism, the synchronous belt is used for driving the air tightness detection mechanism to move and slightly changing the position of the air tightness detection mechanism, wherein the floating air cylinder is arranged on one side, close to the bottom plate, of the bottom of the volute and is connected to the bottom end wall of the volute through the floating push head.
4. The support piece and the support cylinder are fixed to form a whole, when the gas tightness detection device is used, the support cylinder runs to push the centering mechanism to abut against the side end of the volute to clamp the volute, and meanwhile, the centering mechanism is provided with the gas inlet to input gas to detect the gas tightness of the volute.
Drawings
FIG. 1 is a schematic structural diagram of a volute airtightness detection apparatus according to the present invention;
FIG. 2 is a schematic view of a three-dimensional structure of an upper fixing piece and an upper side cylinder of the volute airtightness detection device according to the present invention;
FIG. 3 is a schematic bottom perspective view of a volute airtightness detection apparatus according to the present invention;
FIG. 4 is a schematic perspective view of a support platform of the volute airtightness detection apparatus according to the present invention;
fig. 5 is a schematic perspective view of a support cylinder and a centering mechanism of the volute airtightness detection apparatus according to the present invention.
In the figure: 1. an upper plate; 2. an upper cylinder; 3. a sealing cover; 4. an auxiliary cylinder; 5. ejecting the head; 6. fixing the sheet; 7. an upper side cylinder; 8. pushing the plate; 9. a side push cylinder; 10. side top; 11. a traveler; 12. a support; 13. a base plate; 14. a support table; 15. a lower cylinder; 16. sealing sleeves; 17. fixing the frame; 18. fixing the box; 19. a synchronizing wheel; 20. a synchronous belt; 21. an air-tightness detecting mechanism; 22. a volute; 23. supporting a piece; 24. a branch cylinder; 25. a centering mechanism.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, the present invention provides a technical solution: a volute air tightness detection device comprises an upper plate 1, wherein an upper air cylinder 2 is installed at the top of the middle of the upper plate 1, a sealing cover 3 is installed at the lower end of the upper air cylinder 2, an auxiliary air cylinder 4 is installed at the side, close to the sealing cover 3, of the lower end of the upper plate 1, a top head 5 is installed at the top of the auxiliary air cylinder 4, an upper fixing sheet 6 is arranged at the end of one side of the lower end of the upper plate 1, an upper air cylinder 7 is installed at the top of the upper fixing sheet 6, a push plate 8 is arranged at the end of the upper air cylinder 7, a side push air cylinder 9 is arranged at the end of the push plate 8, a side top head 10 is installed at the top of the side push air cylinder 9, a sliding column 11 is arranged on the upper end wall of the push plate 8, and supports 12 are arranged at the four corner ends of the bottom of the upper plate 1, a bottom plate 13 is arranged at the bottom of the support 12, a support table 14 is arranged at the upper end of the middle part of the bottom plate 13, a lower air cylinder 15 is arranged on one side of the upper end of the bottom plate 13, a sealing sleeve 16 is arranged at the top of the lower air cylinder 15, a fixing frame 17 is arranged at one side of the upper end of the bottom plate 13 close to the lower air cylinder 15, a fixing box 18 is arranged at the end part of the fixing frame 17, a synchronizing wheel 19, a synchronizing belt 20 and an air tightness detection mechanism 21 are arranged inside the fixing box 18, a volute 22 is arranged at the top end of the middle part of the support table 14, a support piece 23 is arranged at one side of the top part of the support table 14, a support air cylinder 24 is arranged at the top part of the support piece 23, and a centering mechanism 25 is arranged at the side end of the support air cylinder 24;
the upper plate 1 and the upper cylinder 2 are fixedly connected, the upper cylinder 2 and the sealing cover 3 are in transmission, the auxiliary cylinder 4 is fixed with the upper plate 1, the auxiliary cylinder 4 and the ejector 5 are in transmission, the sealing cover 3 is pushed to move downwards through the operation of the upper cylinder 2, the downward-moving sealing cover 3 is used for being ejected to the top of the volute 22 to achieve the purpose of pressing the volute 22, the auxiliary cylinder 4 is pushed to move to push the ejector 5 to move, and the downward-moving ejector 5 is matched with the sealing cover 3 and ejected to the end wall of the volute 22 to sufficiently press and clamp the volute 22;
the upper fixing piece 6 is fixed with the upper plate 1, the upper fixing piece 6 and the upper side cylinder 7 are fixed, the upper fixing piece 6 and the sliding column 11 are movably connected, meanwhile, the side push cylinder 9 and the push plate 8 are fixedly connected, the upper side cylinder 7 and the push plate 8 are in transmission, the sliding column 11 and the push plate 8 are fixedly connected, meanwhile, the side push cylinder 9 and the side ejection head 10 are in transmission, the push plate 8 is pushed to move downwards through the operation of the upper side cylinder 7, when the push plate 8 moves downwards, the sliding column 11 fixed at the end part of the push plate 8 can move with the upper fixing piece 6 to assist the push plate 8 to perform stable sliding displacement, and the side push cylinder 9 at the end part of the push plate 8 operates to push the side ejection head 10 to move and abuts against the horizontal side end of the volute casing 22 to perform ejecting clamping on the side end of the volute casing 22;
the support 12 is fixed with the upper plate 1 and the bottom plate 13, the number of the support 12 is four, the bottom plate 13 is fixed with the support table 14, the bottom plate 13 is fixed with the lower air cylinder 15, the lower air cylinder 15 is in transmission with the sealing sleeve 16, the fixed frame 17 is fixed with the bottom plate 13 and the fixed box 18, the fixed box 18 is in rotating connection with the synchronizing wheel 19, the synchronizing wheel 19 and the synchronizing belt 20 are in transmission, the synchronizing belt 20 and the air tightness detection mechanism 21 are fixed, the upper plate 1 and the bottom plate 13 are fixedly connected together through the support 12 to form a complete frame, the end part of the bottom plate 13 is integrated with the support table 14, the lower air cylinder 15 and the fixed frame 17, the support table 14 is used for carrying and storing the volute 22, the lower air cylinder 15 is used for pushing the sealing sleeve 16 to enable the sealing sleeve 16 to be tightly pressed at the side end of the volute 22, the fixed frame 17 is used for fixedly connecting the fixed box 18, the synchronizing wheel 19, the synchronizing belt 20 and the air tightness detection mechanism 21 are integrated in the fixed box 18, the synchronous belt 20 is used for driving the air tightness detection mechanism 21 to move and slightly change the position of the air tightness detection mechanism 21, wherein one side of the bottom end of the floating push cylinder is connected to the floating cylinder, and the floating head pushing cylinder 22 is connected to move, and the floating head pushing cylinder 22 is moved after the floating head is moved, and the floating head pushing cylinder 22 is moved;
the supporting sheet 23 and the supporting table 14 are fixedly connected, the supporting sheet 23 is fixedly connected with the supporting cylinder 24, the supporting cylinder 24 is in transmission with the centering mechanism 25, the supporting sheet 23 is fixed with the supporting cylinder 24, the supporting sheet 23 and the supporting cylinder 24 are integrated, the supporting cylinder 24 runs when in use, the centering mechanism 25 is pushed to abut against the side end of the volute 22 and is used for clamping the volute 22, meanwhile, the centering mechanism 25 is provided with an air inlet for inputting air and detecting the air tightness of the volute 22, and the positioning plugs matched with the multiple cylinders can clamp the volute 22 and plug the air inlet of the volute 22, so that the purpose of conveniently and stably and reliably detecting the air tightness of the volute 22 is achieved.
In conclusion, when the volute air tightness detection device is used, the upper cylinder 2 operates to push the sealing cover 3 to move downwards, the downward-moving sealing cover 3 is used for being pressed against the top of the volute 22 to achieve the purpose of pressing the volute 22, the auxiliary cylinder 4 operates to push the ejector 5 to move, the downward-moving ejector 5 is matched with the sealing cover 3 and is pressed against the end wall of the volute 22 to fully press and clamp the volute 22, the upper cylinder 7 operates to push the push plate 8 to move downwards, when the push plate 8 moves downwards, the sliding column 11 fixed at the end part of the push plate 8 moves with the upper fixing sheet 6 to assist the push plate 8 to perform stable sliding displacement, the side push cylinder 9 at the end part of the push plate 8 operates to push the side ejector 10 to move and to be pressed against the horizontal side end of the volute 22 to perform abutting clamping on the side end of the volute 22, and the upper plate 1 and the bottom plate 13 are fixedly connected together through the bracket 12 to form a complete frame, the end of the bottom plate 13 is integrated with a support table 14, a lower cylinder 15 and a fixed frame 17, the support table 14 is used for carrying and storing a volute 22, the lower cylinder 15 is used for pushing a sealing sleeve 16 to enable the sealing sleeve 16 to be tightly pressed at the side end of the volute 22, the fixed frame 17 is used for fixedly connecting a fixed box 18, a synchronizing wheel 19, a synchronizing belt 20 and an air tightness detection mechanism 21 are integrated in the fixed box 18, the synchronizing belt 20 is used for driving the air tightness detection mechanism 21 to move and slightly changing the position of the air tightness detection mechanism 21, wherein a floating cylinder is arranged at one side of the bottom of the volute 22 close to the bottom plate 13 and connected to the bottom end wall of the volute 22 through a floating push head, when the volute 22 needs to be finely adjusted after being placed, the floating cylinder operates to push the floating push head to slightly move the volute 22 to achieve the purpose of fine adjustment, and the support piece 23 is fixed with the support cylinder 24 to enable the support piece 23 and the support cylinder 24 to be integrated, when the gas tightness detection device is used, the supporting cylinder 24 runs, the centering mechanism 25 is pushed to abut against the side end of the volute 22 and is used for clamping the volute 22, meanwhile, the centering mechanism 25 is provided with a gas inlet for inputting gas and detecting the gas tightness of the volute 22, and the positioning plugs matched with the plurality of cylinders can clamp the volute 22 and plug the gas port of the volute 22, so that the purpose of stably and reliably detecting the gas tightness of the volute 22 is achieved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (9)
1. A volute airtightness detection device comprises an upper plate (1), and is characterized in that: an upper cylinder (2) is installed at the top of the middle of the upper plate (1), a sealing cover (3) is installed at the lower end of the upper cylinder (2), an auxiliary cylinder (4) is installed at the side, close to the sealing cover (3), of the lower end of the upper plate (1), a top head (5) is installed at the top of the auxiliary cylinder (4), an upper fixing sheet (6) is arranged at the end of one side of the lower end of the upper plate (1), an upper side cylinder (7) is installed at the top of the upper fixing sheet (6), a push plate (8) is arranged at the end of the upper side cylinder (7), a side push cylinder (9) is arranged at the end of the push plate (8), a side top head (10) is installed at the top of the side push cylinder (9), a sliding column (11) is arranged on the upper end wall of the push plate (8), a support frame (12) is arranged at the four corner ends of the bottom of the upper plate (1), a bottom plate (13) is installed at the bottom of the support frame (12), a bottom plate (13) is installed at the upper end of the middle of the support table (14), a lower cylinder (15) is arranged at one side of the upper end of the bottom plate (13), a lower cylinder (16) is arranged at the fixing frame (17), a fixing frame (17) close to the upper end of the lower cylinder (17), the gas-tight detection device is characterized in that a synchronizing wheel (19), a synchronous belt (20) and a gas-tight detection mechanism (21) are mounted inside the fixed box (18), a volute (22) is arranged at the top end of the middle of the supporting table (14), a supporting sheet (23) is mounted on one side of the top of the supporting table (14), a supporting cylinder (24) is mounted at the top of the supporting sheet (23), and a centering mechanism (25) is arranged at the side end of the supporting cylinder (24).
2. The volute airtightness detection apparatus according to claim 1, wherein: the upper plate (1) and the upper cylinder (2) are fixedly connected, and the upper cylinder (2) and the sealing cover (3) are in transmission.
3. The volute airtightness detection apparatus according to claim 1, wherein: the auxiliary cylinder (4) is fixed with the upper plate (1), and the auxiliary cylinder (4) and the top (5) are in transmission.
4. The volute airtightness detection apparatus according to claim 1, wherein: the upper fixing piece (6) is fixed with the upper plate (1), the upper fixing piece (6) and the upper side cylinder (7) are fixed, the upper fixing piece (6) and the sliding column (11) are movably connected, and meanwhile, the side push cylinder (9) and the push plate (8) are fixedly connected.
5. The volute airtightness detection apparatus according to claim 1, wherein: the upper side air cylinder (7) and the push plate (8) are mutually driven, the sliding column (11) and the push plate (8) are mutually fixedly connected, and meanwhile, the side push air cylinder (9) and the side ejection head (10) are mutually driven.
6. The volute airtightness detection apparatus according to claim 1, wherein: the support (12) is fixed with the upper plate (1) and the bottom plate (13), the number of the supports (12) is four, and the bottom plate (13) is fixed with the support table (14).
7. The volute airtightness detection apparatus according to claim 1, wherein: the bottom plate (13) is fixed with the lower cylinder (15), and the lower cylinder (15) is in transmission with the sealing sleeve (16).
8. The volute airtightness detection apparatus according to claim 1, wherein: the fixed frame (17) is fixed with the bottom plate (13) and the fixed box (18), the fixed box (18) is rotatably connected with the synchronous wheel (19), the synchronous wheel (19) and the synchronous belt (20) are in transmission, and the synchronous belt (20) and the air tightness detection mechanism (21) are fixed.
9. The volute airtightness detection apparatus according to claim 1, wherein: the supporting piece (23) and the supporting platform (14) are fixedly connected, the supporting piece (23) is fixedly connected with the supporting cylinder (24), and the supporting cylinder (24) is in transmission with the centering mechanism (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211303687.7A CN115585947A (en) | 2022-10-24 | 2022-10-24 | Volute air tightness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211303687.7A CN115585947A (en) | 2022-10-24 | 2022-10-24 | Volute air tightness detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115585947A true CN115585947A (en) | 2023-01-10 |
Family
ID=84782465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211303687.7A Pending CN115585947A (en) | 2022-10-24 | 2022-10-24 | Volute air tightness detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115585947A (en) |
-
2022
- 2022-10-24 CN CN202211303687.7A patent/CN115585947A/en active Pending
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