CN216917167U - Rotating shaft type automatic overturning manhole cover - Google Patents
Rotating shaft type automatic overturning manhole cover Download PDFInfo
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- CN216917167U CN216917167U CN202123102840.3U CN202123102840U CN216917167U CN 216917167 U CN216917167 U CN 216917167U CN 202123102840 U CN202123102840 U CN 202123102840U CN 216917167 U CN216917167 U CN 216917167U
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- 230000007306 turnover Effects 0.000 claims description 30
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 abstract description 11
- 238000009434 installation Methods 0.000 abstract description 4
- 239000000843 powder Substances 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 241000283216 Phocidae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a rotating shaft type automatic overturning manhole cover, which comprises a manhole cover, a front shaft, a rear shaft, side connecting rods, a fixed shaft, a connecting rod and an overturning piece, wherein long connecting plates I and short connecting plates are symmetrically arranged at two ends of the manhole cover; the manhole cover is closed and opened, the stroke is single, the sealing and opening and closing are combined, the installation and the control are simple, and no additional operation is needed.
Description
Technical Field
The utility model belongs to the technical field of powder tank trucks, and particularly relates to a rotating shaft type automatic turnover manhole cover.
Background
The powder tank truck is characterized in that a plurality of manholes are formed in the upper end of the powder tank truck, workers can conveniently load powder and clean the interior of the tank body, a manhole cover is arranged on the existing manhole, and the opening and closing mode of the manhole cover is divided into manual locking and electric control overturning locking.
The defects of manual locking are that the opening and closing efficiency of the manhole cover is low and the labor intensity is high.
The defects of electric control turnover locking are that higher sealing performance cannot be achieved, higher sealing performance is achieved, and requirements on the driving force of a motor are higher.
Such as the patent numbers: 202010469414.4, patent name: the utility model provides an electrically controlled powder tank car manhole cover, the electrically controlled powder tank car manhole cover of disclosing, locking sealing method and control mode components of a whole that can function independently control, lead to carrying out too many actions, occupy jar body upper end space.
SUMMERY OF THE UTILITY MODEL
The utility model provides a rotating shaft type automatic overturning manhole cover, which aims to solve the problems in the prior art.
In order to achieve the purpose, the utility model adopts the technical scheme that: a rotating shaft type automatic turnover manhole cover comprises a manhole cover, a front shaft, a rear shaft, side connecting rods, a fixed shaft, connecting rods and a turnover piece, a long connecting plate I and a short connecting plate are symmetrically arranged at the two ends of the manhole cover, the front shaft is connected with the long connecting plate I and the short connecting plate on the front side, the rear shaft is connected with a first long connecting plate and a short connecting plate at the rear side, the side connecting rods, the connecting rods and the turning pieces are respectively provided with two, the manhole cover is symmetrical, two sides of the manhole cover are symmetrically provided with a second long connecting plate, the middle of two sides of the manhole cover is symmetrically provided with a middle shaft, the side connecting rod is respectively connected with the front shaft, the rear shaft, the second long connecting plate and the middle shaft, one end of the connecting rod is hinged with the middle shaft, the other end of the connecting rod is hinged with one side of the turnover part, the extension section at the other side of the turnover part is hinged with the fixed shaft, and the upper end in the middle of the turnover part is hinged with the overlapped axis of the rear shaft and the side connecting rod.
Preferably, the front axle front end is equipped with the lock plate, and the lock plate passes through support and jar body coupling, and the lock plate is articulated with the support, be equipped with the locking groove on the lock plate, correspond the lock plate position and be equipped with the air spring, the seat of air spring passes through hinged support and jar body coupling, and the piston rod tip of air spring is articulated with lock plate extension.
The beneficial effect of adopting above technical scheme is:
1. the rotating shaft type automatic turnover manhole cover of the utility model turns over the manhole cover when the manhole cover is closed, in the process, the extending section at the other side of the turnover piece rotates anticlockwise around the fixed shaft, meanwhile, the connecting rod and the side connecting rod rotate along with the rotating, the side connecting rod drives the manhole cover to turn over through the long connecting plate II, the middle shaft, the front shaft, the rear shaft, the long connecting plate I and the short connecting plate, the front shaft is embedded into the locking groove which is inclined upwards on the locking plate, the manhole cover is further pressed downwards, the locking plate hinged with the support rotates clockwise until the locking plate rotates to cross a mechanism dead point of a collinear state of the extension part of the locking plate and the piston rod of the gas spring, under the action of the air spring, the manhole cover is sealed on the manhole of the tank body, the traditional manual locking or shaft overturning mode is improved into a mode that the manhole cover is locked by a connecting rod matched with a rotating shaft, and the manhole cover has a power advantage in compression compared with a shaft overturning mode.
2. The manhole cover has the advantages of closing and opening, single stroke, combination of sealing and opening, simple installation and control and no need of additional operation.
The front end of the front shaft is provided with a locking plate, the locking plate is connected with the tank body through a support, the locking plate is hinged to the support, a locking groove is formed in the locking plate, an air spring is arranged at the position corresponding to the locking plate, the seat of the air spring is connected with the tank body through a hinged support, the end part of a piston rod of the air spring is hinged to the extending part of the locking plate, self sealing is achieved, the locking of the manhole cover is closed through a dead point of a connecting rod mechanism, sealing is achieved when the manhole cover is closed, and mechanical extrusion sealing is achieved when the manhole cover is in place.
Drawings
FIG. 1 is a first assembly view of the spindle-type automatic flipping manhole cover of the present invention;
FIG. 2 is a second assembly view of the rotary automatic turnover manhole cover of the present invention;
wherein:
1. a manhole cover; 2. a front axle; 3. a rear axle; 4. a side link; 5. a fixed shaft; 6. a connecting rod; 7. a turnover piece; 8. a lock plate;
10. a first long connecting plate; 11. a short connecting plate; 12. a long connecting plate II; 13. a middle shaft;
80. a locking groove; 81. a gas spring.
Detailed Description
The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings for a purpose of helping those skilled in the art to more fully, accurately and deeply understand the concept and technical solution of the present invention and to facilitate its implementation.
As shown in fig. 1 to 2, the utility model is a rotating shaft type automatic turnover manhole cover, which is improved from the traditional manual locking or shaft turnover locking mode into the mode of connecting rod matched with rotating shaft, and has power advantage in compression compared with the shaft turnover mode; the manhole cover is closed and opened, the stroke is single, the sealing and opening and closing are combined, the installation and the control are simple, and no additional operation is needed.
Specifically, as shown in fig. 1 to 2, the manhole cover comprises a manhole cover 1, a front shaft 2, a rear shaft 3, side connecting rods 4, a fixed shaft 5, connecting rods 6 and a turnover member 7, wherein a long connecting plate 10 and a short connecting plate 11 are symmetrically arranged at two ends of the manhole cover 1, the front shaft 2 is connected with the long connecting plate 10 and the short connecting plate 11 at the front side, the rear shaft 3 is connected with the long connecting plate 10 and the short connecting plate 11 at the rear side, two side connecting rods 4, two connecting rods 6 and the turnover member 7 are respectively arranged and are symmetrical with respect to the manhole cover 1, a long connecting plate two 12 is symmetrically arranged at two sides of the manhole cover 1, a central shaft 13 is symmetrically arranged in the middle of two sides of the manhole cover 1, the side connecting rods 4 are respectively connected with the front shaft 2, the rear shaft 3, the long connecting plate two 12 and the central shaft 13, one end of each connecting rod 6 is hinged with the central shaft 13, the other end of each connecting rod 6 is hinged with one side of the turnover member 7, and an extended section of the other side of the turnover member 7 is hinged with the fixed shaft 5, the upper end of the middle of the turnover part 7 is hinged with the overlapped axis of the rear shaft 3 and the side connecting rod 4.
2 front ends of front axle are equipped with lock plate 8, and lock plate 8 passes through support and jar body coupling, and lock plate 8 is articulated with the support, be equipped with locking groove 80 on the lock plate 8, correspond the 8 positions of lock plate and be equipped with air spring 81, air spring 81's seat is through articulated support and jar body coupling, and air spring 81's tailpiece of the piston rod portion is articulated with 8 extensions of lock plate.
The following specific working modes are illustrated by specific examples:
example 1:
the rotating shaft type automatic turnover manhole cover of the utility model, when closing the manhole cover, the manhole cover 1 is turned over, in the process, the extending section at the other side of the turnover part 7 rotates anticlockwise around the fixed shaft 5, meanwhile, the connecting rod 6 and the side connecting rod 4 rotate along with the rotating, the side connecting rod 4 drives the manhole cover 1 to turn over through the long connecting plate two 12, the middle shaft 13, the front shaft 2, the rear shaft 3, the long connecting plate one 10 and the short connecting plate 11, the front shaft 2 is embedded into the locking groove 80 which is inclined upwards on the locking plate 8, the manhole cover 1 is further pressed downwards, the locking plate 8 which is hinged with the support rotates clockwise until the locking plate 8 rotates to cross the mechanism dead point of the collinear state of the extending part of the locking plate 8 and the piston rod of the air spring 81, under the action of the air spring 81, the manhole cover 1 is sealed on the manhole of the tank body, the traditional manual locking or shaft turnover mode is improved into the mode of locking the manhole cover by the connecting rod matched with the rotating shaft, the mode that relative to the axle upset has the power advantage on compressing tightly.
Example 2:
the manhole cover has the advantages of closing and opening, single stroke, combination of sealing and opening, simple installation and control and no need of additional operation.
2 front ends of front axle are equipped with lock plate 8, and lock plate 8 passes through support and jar body coupling, and lock plate 8 is articulated with the support, be equipped with locking groove 80 on the lock plate 8, correspond the 8 positions of lock plate and be equipped with air spring 81, air spring 81's seat is through articulated support and jar body coupling, and air spring 81's piston rod tip is articulated with lock plate extension, realizes the self sealss, realizes manhole cover 1 through the link mechanism dead point and closes the locking, accomplishes sealedly when closing, also belongs to mechanical extrusion sealing when targetting in place.
The present invention has been described in connection with the accompanying drawings, and it is to be understood that the utility model is not limited to the specific embodiments described above, but is intended to cover various insubstantial modifications of the utility model based on the principles and technical solutions of the utility model; the present invention is not limited to the above embodiments, and can be modified in various ways.
Claims (2)
1. The utility model provides an automatic manhole cover that overturns of pivot formula which characterized in that: the manhole cover comprises a manhole cover (1), a front shaft (2), a rear shaft (3), side connecting rods (4), a fixed shaft (5), connecting rods (6) and a turnover part (7), wherein a long connecting plate I (10) and a short connecting plate (11) are symmetrically arranged at two ends of the manhole cover (1), the front shaft (2) is connected with the long connecting plate I (10) and the short connecting plate (11) at the front side, the rear shaft (3) is connected with the long connecting plate I (10) and the short connecting plate (11) at the rear side, the side connecting rods (4), the connecting rods (6) and the turnover part (7) are respectively arranged in two numbers and are symmetrical relative to the manhole cover (1), long connecting plates II (12) are symmetrically arranged at two sides of the manhole cover (1), a middle shaft (13) is symmetrically arranged in the middle of two sides of the manhole cover (1), the side connecting rods (4) are respectively connected with the front shaft (2), the rear shaft (3), the long connecting plates II (12) and the middle shaft (13), one end of the connecting rod (6) is hinged with the middle shaft (13), the other end of the connecting rod (6) is hinged with one side of the turnover part (7), the extending section of the other side of the turnover part (7) is hinged with the fixed shaft (5), and the upper end of the middle of the turnover part (7) is hinged with the overlapped axis of the rear shaft (3) and the side connecting rod (4).
2. The rotary automatic turnover manhole cover according to claim 1, wherein: front axle (2) front end is equipped with lock plate (8), and lock plate (8) pass through support and jar body coupling, and lock plate (8) are articulated with the support, be equipped with locking groove (80) on lock plate (8), correspond lock plate (8) position and be equipped with air spring (81), the seat of air spring (81) passes through articulated support and jar body coupling, and the tailpiece of the piston rod portion of air spring (81) is articulated with lock plate (8) extension.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123102840.3U CN216917167U (en) | 2021-12-08 | 2021-12-08 | Rotating shaft type automatic overturning manhole cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123102840.3U CN216917167U (en) | 2021-12-08 | 2021-12-08 | Rotating shaft type automatic overturning manhole cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216917167U true CN216917167U (en) | 2022-07-08 |
Family
ID=82252304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123102840.3U Active CN216917167U (en) | 2021-12-08 | 2021-12-08 | Rotating shaft type automatic overturning manhole cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216917167U (en) |
-
2021
- 2021-12-08 CN CN202123102840.3U patent/CN216917167U/en active Active
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