CN208138471U - A kind of hand hole device of easy access agricultural machinery - Google Patents
A kind of hand hole device of easy access agricultural machinery Download PDFInfo
- Publication number
- CN208138471U CN208138471U CN201820674349.7U CN201820674349U CN208138471U CN 208138471 U CN208138471 U CN 208138471U CN 201820674349 U CN201820674349 U CN 201820674349U CN 208138471 U CN208138471 U CN 208138471U
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- CN
- China
- Prior art keywords
- cover board
- hand hole
- wall
- lead screw
- kelly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of hand hole devices of easy access agricultural machinery, including hand hole and cover board, the inner wall of the screw is equipped with lead screw, the screw is connected with threads of lead screw, the upper and lower ends outer wall of the lead screw is cased with bracket, the bracket is movably connected with lead screw, and the lower end of the lead screw is connected with handle.The hand hole device of the easy access agricultural machinery, pass through the cooperation of hand hole and cover board, pass through the cooperation of cover board and link block and slide bar, pass through the cooperation of bearing piece and pull rod, pass through the cooperation of pull rod and sleeve, pass through the cooperation of pull rod and pin shaft and kelly, pass through the cooperation of kelly and buckle, pass through the effect of bolt, pass through the cooperation of lead screw and screw, pass through the effect of bracket and handle, it can guarantee the airtightness of cover board and hand hole, good fixing effect, prevent biggish shaking force in agricultural mechanical work from can open cover board, guarantee the using effect of hand hole, it is practical.
Description
Technical field
The utility model relates to agricultural machinery technological field, specially a kind of hand hole device of easy access agricultural machinery.
Background technique
Hand hole is the manhole reduced, and installing is to install, dismantle, clean and repair apparatus internal mechanism;Hand hole with
The structure of manhole is essentially identical, by-one short shell ring, covers-one block of blind plate and constitutes;Hand hole diameter-generally 150 ~
250mm should enable worker wear gloves and hold the hand of tool conveniently by hand hole to be to solve to open, close, and check
Convenient essential tool, is used primarily in food beverage industry, the fluid devices such as beer equipment accessory, such as application No. is
201410447789.5 utility model patent, including:Sleeve, hex nut, movable bolt, straight pin, flange, trunnion, lid
Plate, movable pressing board, positioning plate, spring washer, handle, gasket, set letter is located at the bottom of device, on the upper right corner of sleeve
It is big for the frictional force between cover board and hand hole although solving assembly simple question equipped with positioning plate, component rapid wear
It is bad, it does not have an effect being auxiliarily fixed, opens and closure hand hole is inconvenient, it is complicated for operation, it can not guarantee the close of cover board and hand hole
Closing property, fixed effect is bad, and biggish shaking force can open cover board in agricultural mechanical work, can not guarantee the use effect of hand hole
Fruit, the weak problem of practicability still not can solve.
Summary of the invention
The purpose of this utility model is to provide a kind of hand hole devices of easy access agricultural machinery, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides the following technical solutions：A kind of hand hole of easy access agricultural machinery
The upper end of device, including hand hole and cover board, the hand hole is equipped with cover board, and the hand hole is fitted closely with cover board, the cover board
Right end is connected with link block, and the lower end of the link block is connected with slide bar, and the outer wall of the slide bar is cased with top plate, the top plate
Left end is fixedly linked with hand hole, and the lower end of the slide bar is connected with supporting plate, and the upper end of the supporting plate is connected with spring, the spring
Upper end be connected with top plate, the spring is connected with slide bar socket, and the upper center of the cover board is connected with bearing piece, the bearing piece
Left end be connected with pull rod, the outer wall of the pull rod is equipped with sleeve, and the sleeve is fixedly linked with pull rod, the sleeve and cover board
Be fixedly linked, the left end of the pull rod is connected with pin shaft, and the lower end of the pin shaft is connected with kelly, the pull rod by pin shaft with
Kelly is movably connected, and the lower end outer wall of the kelly is equipped with buckle, and the kelly is connected with buckle clamping, the front end of the buckle
Inner wall is equipped with bolt, and the bolt is connected with buckle with kelly screw thread, and the right end of the buckle is connected with screw, the screw
Inner wall is equipped with lead screw, and the screw is connected with threads of lead screw, and the upper and lower ends outer wall of the lead screw is cased with bracket, the bracket and
Lead screw is movably connected, and the lower end of the lead screw is connected with handle.
Preferably, the inner wall of the cover board is connected with the first loop bar, and the lower end of first loop bar is connected with snap-gauge, described
Snap-gauge is fitted closely with cover board, and the inner wall of first loop bar is cased with the second loop bar, first loop bar and the activity of the second loop bar
It is connected, the lower end of second loop bar is connected with fixture block, and the upper end of second loop bar is connected with knob.
Preferably, the lower end outer wall of the cover board is connected with rubber stopper.
Preferably, the lower end of the knob is connected with gasket.
Preferably, the upper end outer wall of second loop bar is connected with transverse slat.
Compared with prior art, the utility model has the beneficial effects that：The hand hole device of the easy access agricultural machinery leads to
The cooperation for crossing hand hole and cover board passes through top by the cooperation of slide bar and top plate by the cooperation of cover board and link block and slide bar
The cooperation of plate and spring, it is different with traditional mode of uncapping by the cooperation of spring and supporting plate, it is possible to reduce cover board and hand hole it
Between frictional force, protection component is hardly damaged, while playing the role of being auxiliarily fixed, open and closure hand hole is convenient, operation letter
It is single quick, by the cooperation of bearing piece and pull rod, by the cooperation of pull rod and sleeve, pass through matching for pull rod and pin shaft and kelly
It closes, by the cooperation of kelly and buckle, bracket and handle is passed through by the cooperation of lead screw and screw by the effect of bolt
Effect, it is ensured that the airtightness of cover board and hand hole, good fixing effect prevent biggish shaking force meeting in agricultural mechanical work
Cover board is opened, guarantees the using effect of hand hole, it is practical.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model.
Fig. 2 is the structure connection diagram of the pull rod and pin shaft and kelly in Fig. 1.
Fig. 3 is the structure connection diagram of the snap-gauge and the first loop bar and the second loop bar in Fig. 1.
In figure：1, hand hole, 2, rubber stopper, 3, snap-gauge, 4, supporting plate, 5, spring, 6, top plate, 7, slide bar, 8, link block, 9,
One loop bar, the 10, second loop bar, 11, bearing piece, 12, cover board, 13, sleeve, 14, pull rod, 15, pin shaft, 16, kelly, 17, buckle,
18, screw, 19, handle, 20, lead screw, 21, bracket, 22, bolt, 23, fixture block, 24, gasket, 25, knob, 26, transverse slat.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution：A kind of hand hole dress of easy access agricultural machinery
It sets, including hand hole 1 and cover board 12, hand hole 1 facilitates maintenance and inspection agricultural machinery, and the upper end of hand hole 1 is equipped with cover board 12, and cover board 12 rises
To sealing hand hole 1, guarantee the using effect of component in agricultural machinery, hand hole 1 fits closely with cover board 12, when needing to open hand hole
It when 1, needing for cover board 12 to be pulled upwardly, pulls knob 25 at this time, 25 the second loop bar 10 of drive of knob moves upwards, and second
Loop bar 10 drives fixture block 23 to move upwards, and fixture block 23 is close to the inner wall movement of the first loop bar 9, and fixture block 23 can keep vertical and consolidate
Fixed movement, while the fixed movement that the second loop bar 10 keeps vertical is limited, it can facilitate pull cover board 12 at this time, while according to snap-gauge
The effect of 3 clamping guarantees that the first loop bar 9 will not be pulled out, and the inner wall of cover board 12 is connected with the first loop bar 9, the first loop bar 9
Lower end is connected with snap-gauge 3, and snap-gauge 3 is fitted closely with cover board 12, and the inner wall of the first loop bar 9 is cased with the second loop bar 10, the second loop bar
10 upper end outer wall is connected with transverse slat 26, and transverse slat 26 plays the role of the shift position for being clamped the second loop bar 10, the first loop bar 9 with
Second loop bar 10 is movably connected, and the lower end of the second loop bar 10 is connected with fixture block 23, and the upper end of the second loop bar 10 is connected with knob 25,
The lower end of knob 25 is connected with gasket 24, and gasket 24 plays the role of protection knob 25, and the lower end outer wall of cover board 12 is connected with rubber
Rubber plug 2, rubber stopper 2 play the role of seal cover board 12 and hand hole 1, and the right end of cover board 12 is connected with link block 8, link block 8
Lower end is connected with slide bar 7, pulls up cover board 12, and cover board 12 is moved upwards by link block 8 with moving slide-bar 7, and slide bar 7 drives branch
Plate 4 moves upwards, and supporting plate 4 is pressed down against spring 5 and brings it about deformation, when cover board 12 completely disengages hand hole 1 and is higher than hand hole 1
Be that cover board 12 is rotated 180 degree by axis with slide bar 7 when the top, at this time unclamp cover board 12 according to the effect of spring 5, to
Under push supporting plate 4, supporting plate 4 drives link block 8 to move by slide bar 7, and link block 8 drives cover board 12 to move downward, at this time hand hole 1
It fully opens, the outer wall of slide bar 7 is cased with top plate 6, and left end and the hand hole 1 of top plate 6 are fixedly linked, and the lower end of slide bar 7 is connected with branch
Plate 4, the upper end of supporting plate 4 are connected with spring 5, and the upper end of spring 5 is connected with top plate 6, and spring 5 is connected with the socket of slide bar 7, cover board 12
Upper center be connected with bearing piece 11, the left end of bearing piece 11 is connected with pull rod 14, and the outer wall of pull rod 14 is equipped with sleeve 13, sleeve 13
It is fixedly linked with pull rod 14, sleeve 13 is fixedly linked with cover board 12, and the left end of pull rod 14 is connected with pin shaft 15, the lower end of pin shaft 15
It is connected with kelly 16, turns bolt 22, bolt 22 is loosened, guarantees that bolt 22 is detached from buckle 17 and kelly 16, pulls card to the left
Bar 16, kelly 16 can be detached from buckle 17, and kelly 16 is that the center of circle rotates with pin shaft 15, by kelly 16 be folded to pull rod 14 upper end but
It is not bonded with pull rod 14, cover board 12 can be opened departing from downward pressure at this time, and pull rod 14 is living by pin shaft 15 and kelly 16
Dynamic to be connected, the lower end outer wall of kelly 16 is equipped with buckle 17, and kelly 16 is clamped with buckle 17 to be connected, and buckles 17 front inner wall and is equipped with
Bolt 22, bolt 22 are connected with buckle 17 with 16 screw thread of kelly, and the right end for buckling 17 is connected with screw 18, and the inner wall of screw 18 is set
There is lead screw 20, it is necessary first to when opening cover board 12, rotate handle 19, handle 19 drives lead screw 20 to rotate, according to lead screw 20
The effect to match with 18 screw thread of screw and lead screw 20 pass through the effect of bracket 21, and turned position immobilizes, at this time screw
18 can move up and down in the outer wall of lead screw 20, and in order to open cover board, the direction of rotation handle 19 is that screw 18 can be made to transport upwards
Dynamic direction, screw 18 drive the buckle 17 of left end to move upwards, and 17 drive kelly 16 of buckle moves upwards, and kelly 16 passes through pin
Axis 15 drives pull rod 14 to move upwards, and can weaken pull rod 14 and the downward pressure of sleeve 13, screw 18 and 20 screw thread phase of lead screw
Even, the upper and lower ends outer wall of lead screw 20 is cased with bracket 21, and bracket 21 is movably connected with lead screw 20, and the lower end of lead screw 20, which is connected with, to be turned
19.
When needing to work using equipment, it is necessary first to when opening cover board 12, rotate handle 19, handle 19 drives lead screw
20 rotations, the effect to be matched according to lead screw 20 and 18 screw thread of screw and lead screw 20 pass through the effect of bracket 21, turned position
It immobilizes, screw 18 can move up and down in the outer wall of lead screw 20 at this time, and in order to open cover board, the direction of rotation handle 19 is can
So that the direction that screw 18 moves upwards, screw 18 drives the buckle 17 of left end to move upwards, and buckle 17 drives kelly 16 upward
Movement, kelly 16 drive pull rod 14 to move upwards by pin shaft 15, can weaken pull rod 14 and the downward pressure of sleeve 13, at this time
Bolt 22 is turned, bolt 22 is loosened, guarantees that bolt 22 is detached from buckle 17 and kelly 16, pulls kelly 16,16 meeting of kelly to the left
It is detached from buckle 17, kelly 16 is center of circle rotation with pin shaft 15, and kelly 16 is folded to the upper end of pull rod 14 but is not pasted with pull rod 14
It closes, cover board 12 can be opened departing from downward pressure at this time, pull up cover board 12, and cover board 12 is driven by link block 8 and slided
Bar 7 moves upwards, and slide bar 7 drives supporting plate 4 to move upwards, and supporting plate 4 is pressed down against spring 5 and brings it about deformation, when cover board 12 is complete
Total detachment hand hole 1 and when be higher than the top of hand hole 1, is that cover board 12 is rotated 180 degree, release at this time by axis with slide bar 7
Cover board 12 pushes downwards supporting plate 4 according to the effect of spring 5, and supporting plate 4 drives link block 8 to move by slide bar 7, and link block 8 drives
Cover board 12 moves downward, and hand hole 1 fully opens at this time, can be with repair and maintenance component.
In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ",
The orientation or position of the instructions such as " middle part ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends "
Setting relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, and
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore
It should not be understood as limiting the present invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ",
The terms such as " fixation ", " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or at one
Body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can
To be the interaction relationship of connection or two elements inside two elements, unless otherwise restricted clearly, for this field
Those of ordinary skill for, can understand the concrete meaning of above-mentioned term in the present invention as the case may be.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of hand hole device of easy access agricultural machinery, including hand hole（1）And cover board（12）, the hand hole（1）Upper end
Equipped with cover board（12）, the hand hole（1）With cover board（12）It fits closely, it is characterised in that：The cover board（12）Right end it is affixed
There is link block（8）, the link block（8）Lower end be connected with slide bar（7）, the slide bar（7）Outer wall be cased with top plate（6）, institute
State top plate（6）Left end and hand hole（1）It is fixedly linked, the slide bar（7）Lower end be connected with supporting plate（4）, the supporting plate（4）'s
Upper end is connected with spring（5）, the spring（5）Upper end be connected with top plate（6）, the spring（5）With slide bar（7）It is socketed phase
Even, the cover board（12）Upper center be connected with bearing piece（11）, the bearing piece（11）Left end be connected with pull rod（14）, described
Pull rod（14）Outer wall be equipped with sleeve（13）, the sleeve（13）With pull rod（14）It is fixedly linked, the sleeve（13）With cover board
（12）It is fixedly linked, the pull rod（14）Left end be connected with pin shaft（15）, the pin shaft（15）Lower end be connected with kelly
（16）, the pull rod（14）Pass through pin shaft（15）With kelly（16）It is movably connected, the kelly（16）Lower end outer wall be equipped with card
Button（17）, the kelly（16）With buckle（17）Clamping is connected, the buckle（17）Front inner wall be equipped with bolt（22）, described
Bolt（22）With buckle（17）With kelly（16）Screw thread is connected, the buckle（17）Right end be connected with screw（18）, the silk
It is female（18）Inner wall be equipped with lead screw（20）, the screw（18）With lead screw（20）Screw thread is connected, the lead screw（20）Up and down two
End outer wall is cased with bracket（21）, the bracket（21）With lead screw（20）It is movably connected, the lead screw（20）Lower end be connected with turn
?（19）.
2. a kind of hand hole device of easy access agricultural machinery according to claim 1, it is characterised in that：The cover board
（12）Inner wall be connected with the first loop bar（9）, first loop bar（9）Lower end be connected with snap-gauge（3）, the snap-gauge（3）With
Cover board（12）It fits closely, first loop bar（9）Inner wall be cased with the second loop bar（10）, first loop bar（9）With second
Loop bar（10）It is movably connected, second loop bar（10）Lower end be connected with fixture block（23）, second loop bar（10）Upper end
It is connected with knob（25）.
3. a kind of hand hole device of easy access agricultural machinery according to claim 1, it is characterised in that：The cover board
（12）Lower end outer wall be connected with rubber stopper（2）.
4. a kind of hand hole device of easy access agricultural machinery according to claim 2, it is characterised in that：The knob
（25）Lower end be connected with gasket（24）.
5. a kind of hand hole device of easy access agricultural machinery according to claim 2, it is characterised in that：Described second set
Bar（10）Upper end outer wall be connected with transverse slat（26）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820674349.7U CN208138471U (en) | 2018-05-08 | 2018-05-08 | A kind of hand hole device of easy access agricultural machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820674349.7U CN208138471U (en) | 2018-05-08 | 2018-05-08 | A kind of hand hole device of easy access agricultural machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208138471U true CN208138471U (en) | 2018-11-23 |
Family
ID=64312558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820674349.7U Expired - Fee Related CN208138471U (en) | 2018-05-08 | 2018-05-08 | A kind of hand hole device of easy access agricultural machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208138471U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111731697A (en) * | 2020-06-16 | 2020-10-02 | 邓丕兴 | Intelligent agricultural mechanical hand hole device |
| CN113790014A (en) * | 2021-09-15 | 2021-12-14 | 黑龙江农业经济职业学院 | Agricultural machine hand hole device |
-
2018
- 2018-05-08 CN CN201820674349.7U patent/CN208138471U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111731697A (en) * | 2020-06-16 | 2020-10-02 | 邓丕兴 | Intelligent agricultural mechanical hand hole device |
| CN113790014A (en) * | 2021-09-15 | 2021-12-14 | 黑龙江农业经济职业学院 | Agricultural machine hand hole device |
| CN113790014B (en) * | 2021-09-15 | 2022-11-18 | 黑龙江农业经济职业学院 | Agricultural machine hand hole device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181123 Termination date: 20210508 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |