CN209551613U - A kind of pivot protectiveness provision for disengagement - Google Patents
A kind of pivot protectiveness provision for disengagement Download PDFInfo
- Publication number
- CN209551613U CN209551613U CN201822224660.4U CN201822224660U CN209551613U CN 209551613 U CN209551613 U CN 209551613U CN 201822224660 U CN201822224660 U CN 201822224660U CN 209551613 U CN209551613 U CN 209551613U
- Authority
- CN
- China
- Prior art keywords
- protective shell
- pivot
- screw rod
- pivoting lever
- connector
- 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.)
- Expired - Fee Related
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- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model relates to field of mechanical technique, in particular a kind of pivot protectiveness provision for disengagement includes the first connector, one end of first connector is rotatably connected to the second connector by pivoting lever, one end of the pivoting lever is fixed with pivot cap, the other end of the pivoting lever is fixed with screw rod, the outer wall thread of the screw rod is connected with protective shell, sliding slot is offered in the middle part of the protective shell, the protective shell offers through-hole far from one end of pivoting lever, the inner wall of the through-hole is provided with the leading axle through through-hole, one end that the leading axle is located in sliding slot is fixed with sliding shoe, the utility model is provided with protective shell, protective shell is connected with the internal screw thread on screw rod with screw rod by internal screw thread, screw rod is wrapped up, tapping block, when sliding block generates impulse force to screw rod, guarantee that screw rod will not be deformed, to screw rod and Screw thread silk on internal screw thread plays the role of protection, ensures the service life of pivot.
Description
Technical field
The utility model relates to field of mechanical technique, specially a kind of pivot protectiveness provision for disengagement.
Background technique
Pivot is to directly affect running under power safety, but pivot and connector for connecting towed device critical component
Often because lubricate not in time or it is not in place lead to internal corrosion adhesion, cause pivot disassembly difficult.Especially when the pivot long period
When not dismantling, internal viscous force can be very big, generallys use the mode installed directly on axial filament and tapped by force after nut and is torn open
It unloads, but cannot still be allowed to fall off sometimes, or even pintle wire tooth is caused to damage.
Utility model content
The purpose of this utility model is to provide a kind of pivot protectiveness provisions for disengagement, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the utility model provides the following technical solutions:
One end of a kind of pivot protectiveness provision for disengagement, including the first connector, first connector passes through pivoting lever
It is rotatably connected to the second connector, one end of the pivoting lever is fixed with pivot cap, and the other end of the pivoting lever is fixed with spiral shell
Bar, the outer wall thread of the screw rod are connected with protective shell, sliding slot are offered in the middle part of the protective shell, the protective shell is far from pivot
One end of shaft offers through-hole, and the inner wall of the through-hole is provided with the leading axle through through-hole, and the leading axle is located at sliding slot
Interior one end is fixed with sliding shoe, and the leading axle is fixed with percussion block, the outer wall of the leading axle far from one end of protective shell
It is provided with limited block.
Further, the outer wall of the screw rod is provided with external screw thread, and the inner wall of the sliding slot is provided with internal screw thread, described interior
Screw thread and external screw thread are adapted.
Further, the pivoting lever is cylindrical, and the lower end of the protective shell is cylindrical, and protective shell lower end is outer
Diameter is equal to the outer diameter of pivoting lever.
Further, the protection shell side wall is provided with six rib card slots far from one end of pivoting lever.
Further, the outer diameter of the sliding shoe is equal to the internal diameter of sliding slot, and the internal diameter of the through-hole is equal to the outer of leading axle
Diameter.
Further, the internal diameter of the through-hole is less than the internal diameter 6mm of sliding slot.
Compared with prior art, the utility model has the beneficial effects that the utility model is provided with protective shell, pass through protection
The setting of shell, protective shell are connected with screw rod with the internal screw thread on screw rod by internal screw thread, screw rod are wrapped up, struck in percussion
Block is hit, when sliding block generates impulse force to screw rod, guarantees that screw rod will not be deformed, guarantor is played to the screw thread silk on screw rod and internal screw thread
The effect of shield ensures the service life of pivot, keeps disassembly pivot time saving and energy saving, and protect pivot effect preferable.The utility model
It is convenient when protective shell is connect with screw rod with disassembly by the setting of six rib card slots provided with six rib card slots and limited block
Stress, it is ensured that the close connection of protective shell and screw rod can be played limitation to the position of sliding shoe and be made by the setting of limited block
With, limit slippage block always can only machine slided in sliding slot, prevent sliding shoe from sliding out of sliding slot, avoid occurring using it is upper not
Just.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the enlarged structure schematic diagram in the utility model Fig. 1 at A.
Fig. 3 is the structural schematic diagram of the utility model protective shell.
Fig. 4 is the top view of the utility model protective shell.
In figure: the first connector of 1-, the second connector of 2-, 3- pivot cap, 4- pivoting lever, 5- protective shell, 6- leading axle,
7- limited block, 8- tap block, 9- sliding shoe, 10- screw rod, 11- external screw thread, 12- sliding slot, 13- internal screw thread, 14- through-hole, 15- six
Rib card slot.
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.
In the description of the present invention, it should be noted that term " up/down end ", "inner", "outside" " front end ", " after
The orientation or positional relationship of the instructions such as end ", " both ends ", " one end ", " other end " is that orientation based on the figure or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition,
Term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " be arranged/be arranged with ", " socket ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, can also
To be to be detachably connected, or be integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also
Indirectly connected through an intermediary, can be the connection inside two elements.For the ordinary skill in the art,
The concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Refering to fig. 1-4, one end of a kind of pivot protectiveness provision for disengagement, including the first connector 1, the first connector 1 is logical
It crosses pivoting lever 4 and is rotatably connected to the second connector 2, one end of pivoting lever 4 is fixed with pivot cap 3, limits the position of pivot, and anti-
Pivot slides after only the first connector 1 and the second connector 2 rotate for a long time, and the other end of pivoting lever 4 is fixed with screw rod 10, screw rod
10 outer wall thread is connected with protective shell 5, and the middle part of protective shell 5 offers sliding slot 12, the one end of protective shell 5 far from pivoting lever 4
Through-hole 14 is offered, the inner wall of through-hole 14 is provided with the leading axle 6 through through-hole 14, and leading axle 6 is used to impulse force being transmitted to spiral shell
On bar 10, one end that leading axle 6 is located in sliding slot 12 is fixed with sliding shoe 9, and leading axle 6 is fixed with far from one end of protective shell 5
Block 8 is tapped, the cross-sectional area for tapping block 8 is greater than the cross-sectional area of leading axle 6, facilitates alignment when percussion, the outer wall of leading axle 6
It is provided with limited block 7, limited block 7 is used to the position of limit slippage block 9, and limit slippage block 9 can only slide in sliding slot 12 always.
In the present embodiment, it is preferred that the outer wall of screw rod 10 is provided with external screw thread 11, and the inner wall of sliding slot 12 is provided with internal screw thread
13, internal screw thread 13 and external screw thread 11 are adapted, and keep protective shell 5 and screw rod 10 closely coupled, by the external screw thread on screw rod 10
11 wrap up, and in tapping disassembly process, screw thread silk will not be damaged.
In the present embodiment, it is preferred that pivoting lever 4 is cylindrical, and the lower end of protective shell 5 is cylindrical, and 5 lower end of protective shell
Outer diameter be equal to pivoting lever 4 outer diameter, at pivoting lever 4 slowly one when the connecting hole of the first connector 1 and the second connector 2,
Guarantee that protective shell 5 can enter in the connecting hole on the first connector 1 and the second connector 2, it is easy to disassemble.
In the present embodiment, it is preferred that 5 side wall of protective shell is provided with six rib card slots 15 far from one end of pivoting lever 4, convenient
Protective shell 5 is connected with screw rod 10 with spanner.
In the present embodiment, it is preferred that the outer diameter of sliding shoe 9 is equal to the internal diameter of sliding slot 12, and the internal diameter of through-hole 14 is equal to guidance
The outer diameter of axis 6, the parallel sliding in protective shell 5 of support vectoring axis 6, will not shake.
In the present embodiment, it is preferred that the internal diameter of through-hole 14 is less than the internal diameter 6mm of sliding slot 12, and anti-limited slip block is from protective shell 5
It slides out.
Working principle: it when the first connector 1 and the second connector 2 are rotatedly connected the pivot connect by needs disassembly, removes
The protective shell 5 of tool is threadedly coupled by the nut on pintle screw 10 with screw rod 10, by six rib card slots 15 by protective shell 5 with
Screw rod 10 is completely embedded, position of the movable leading axle 6 in through-hole 14, and sliding shoe 9 is bonded with 10 one end of screw rod, is firmly tapped
Block 8 is tapped, impulse force is transmitted on screw rod 10 by leading axle 6, generates pivoting lever 4 in the first connector 1 and the second connector 2
Displacement, pivot can be taken out by repeatedly tapping, and during percussion, internal screw thread 13 in protective shell 5 is by the outer spiral shell on screw rod 10
Line 11 wraps up, and being transmitted on screw rod 10 in impulse force by sliding block makes, and the work of protection is played to screw rod 10 and external screw thread 11
With not will cause the damage of screw thread silk, to improve the service life of pivot.
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 (6)
1. one end of a kind of pivot protectiveness provision for disengagement, including the first connector (1), first connector (1) passes through pivot
Shaft (4) is rotatably connected to the second connector (2), and one end of the pivoting lever (4) is fixed with pivot cap (3), the pivoting lever
(4) the other end is fixed with screw rod (10), it is characterised in that: the outer wall thread of the screw rod (10) is connected with protective shell (5), institute
It states and is offered in the middle part of protective shell (5) sliding slot (12), the protective shell (5) offers through-hole far from the one end of pivoting lever (4)
(14), the inner wall of the through-hole (14) is provided with the leading axle (6) through through-hole (14), and the leading axle (6) is located at sliding slot
(12) one end in is fixed with sliding shoe (9), and the leading axle (6) is fixed with far from the one end of protective shell (5) and taps block (8),
The outer wall of the leading axle (6) is provided with limited block (7).
2. a kind of pivot protectiveness provision for disengagement according to claim 1, it is characterised in that: the outer wall of the screw rod (10)
It is provided with external screw thread (11), the inner wall of the sliding slot (12) is provided with internal screw thread (13), the internal screw thread (13) and external screw thread
(11) it is adapted.
3. a kind of pivot protectiveness provision for disengagement according to claim 1, it is characterised in that: the pivoting lever (4) is in circle
The lower end of column, the protective shell (5) is cylindrical, and the outer diameter of protective shell (5) lower end is equal to the outer diameter of pivoting lever (4).
4. a kind of pivot protectiveness provision for disengagement according to claim 3, it is characterised in that: protective shell (5) side wall
One end far from pivoting lever (4) is provided with six rib card slots (15).
5. a kind of pivot protectiveness provision for disengagement according to claim 1, it is characterised in that: outside the sliding shoe (9)
Diameter is equal to the internal diameter of sliding slot (12), and the internal diameter of the through-hole (14) is equal to the outer diameter of leading axle (6).
6. a kind of pivot protectiveness provision for disengagement according to claim 5, it is characterised in that: the internal diameter of the through-hole (14)
Less than the internal diameter 6mm of sliding slot (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822224660.4U CN209551613U (en) | 2018-12-28 | 2018-12-28 | A kind of pivot protectiveness provision for disengagement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822224660.4U CN209551613U (en) | 2018-12-28 | 2018-12-28 | A kind of pivot protectiveness provision for disengagement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209551613U true CN209551613U (en) | 2019-10-29 |
Family
ID=68304197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822224660.4U Expired - Fee Related CN209551613U (en) | 2018-12-28 | 2018-12-28 | A kind of pivot protectiveness provision for disengagement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209551613U (en) |
-
2018
- 2018-12-28 CN CN201822224660.4U patent/CN209551613U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191029 Termination date: 20201228 |