CN207701590U - Attachment device - Google Patents
Attachment device Download PDFInfo
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- CN207701590U CN207701590U CN201721742382.0U CN201721742382U CN207701590U CN 207701590 U CN207701590 U CN 207701590U CN 201721742382 U CN201721742382 U CN 201721742382U CN 207701590 U CN207701590 U CN 207701590U
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- connecting portion
- closing piece
- portion part
- movable
- attachment device
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- 230000004048 modification Effects 0.000 description 5
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- 238000006073 displacement reaction Methods 0.000 description 1
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Abstract
The utility model discloses a kind of attachment devices comprising：The first connecting portion part, the first closing piece, the first movable part, second connecting portion part, control unit are movably disposed within the first closing piece in the first connecting portion part；First movable part stretches into the first connecting portion part, and coordinates with the first closing piece, and the mating surface of the first closing piece and the cooperation of the first movable part is inclined-plane, and/or, the mating surface of the first closing piece and the first connecting portion part is inclined-plane；Second connecting portion part connect with the first connecting portion part and can opposite the first connecting portion part movement；Control unit is threaded through in second connecting portion part and the first connecting portion part, and pass through the first closing piece, control unit drives the first closing piece to be moved along first direction, first closing piece drives the first movable part to be pushed against in the first connecting portion part by inclined-plane, and the first connecting portion part and second connecting portion part is driven mutually to push against.
Description
Technical field
The utility model embodiment is related to field of mechanical technique more particularly to a kind of attachment device.
Background technology
In general, can have multiple movable positions in attachment device, and it is corresponding, it is required for existing on each movable position
Fixing device, to ensure the locking of movable position, to realize the fixation of attachment device posture.
By taking multi-joint attachment device as an example, attachment device includes two connecting rods that can be relatively rotated, each connecting rod
On can be hinged other connecting rods, to obtain multi-joint, multivariant attachment device.For this attachment device
Speech, if wanting the attachment device being fixed on a certain posture, needs to lock each movable position.
It is locked since each movable position is required to a locking member, if the movable position of attachment device
It is more to set quantity, it is cumbersome that it will cause lock steps, only leans on a people that can not complete disposably to lock multiple locking members,
To increase the time of adjustment attachment device, efficiency is reduced.And locking can increase labour cost to more people simultaneously.For example,
The arm of the mechanical arm of head operation may include three movable parts, in order to ensure being smoothed out for operation, need primary
Property three locking members of locking carry out the posture of the mechanical arm after secured adjusted, this just needs three people's cooperations while operating these three
Locking member, to meet the requirement of disposable locking mechanical arm, but this mode needs more people to coordinate, and increases the difficulty of locking
Degree also increases time, reduces efficiency, also improves operation cost.
Utility model content
In view of this, the utility model embodiment is designed to provide a kind of attachment device, to solve the prior art
Difficult problem is locked simultaneously in multiple movable positions in middle attachment device.
The utility model embodiment provides a kind of attachment device comprising：The first connecting portion part, can in the first connecting portion part
Movably it is provided with the first closing piece；First movable part, the first movable part stretch into the first connecting portion part, and with the first closing piece
The mating surface of cooperation, the cooperation of the first closing piece and the first movable part is inclined-plane, and/or, the first closing piece and the first connecting portion part
Mating surface is inclined-plane；Second connecting portion part, second connecting portion part connect with the first connecting portion part and can opposite the first connecting portion parts
Movement；Control unit, control unit are threaded through in second connecting portion part and the first connecting portion part, and pass through the first closing piece, control
Component drives the first closing piece to be moved along first direction, and the first closing piece drives the first movable part to be pushed against the first connection by inclined-plane
On component, and the first connecting portion part and second connecting portion part is driven mutually to push against.
Optionally, in the utility model embodiment, attachment device further includes：Second closing piece, the second closing piece is movably
It is arranged in second connecting portion part；Second movable part, the second movable part stretch into second connecting portion part, and with the second closing piece
The mating surface of cooperation, the second closing piece and the cooperation of the second movable part is inclined-plane；Control unit passes through the first closing piece and the second closing piece
Connection, control unit also drive the second closing piece to move in a second direction, and the second closing piece drives the second movable part to support by inclined-plane
Tightly on second connecting portion part.
Optionally, in the utility model embodiment, the first movable part includes that the first movable subassembly and first compress
Subassembly, the first movable subassembly stretch into the first connecting portion part；First compress subassembly setting the first movable subassembly with
And first between closing piece, the mating surface of the first closing piece and the cooperation of the first compacting part is inclined-plane；
And/or second movable part include that the second movable subassembly and second compress subassembly, the second movable subassembly is stretched
Enter in second connecting portion part, second compresses subassembly setting between the second movable subassembly and the second closing piece, the second closing piece
Mating surface with the second compacting part is inclined-plane.
Optionally, in the utility model embodiment, control unit includes screw rod, and there is screw rod screw thread, screw rod to pass through spiral shell
Screw hole cooperation on line and the second closing piece, one end of screw rod are provided with the first abutting part, and screw rod passes through the first abutting part and first
Closing piece coordinates, and screw rod is rotated forward drives the first closing piece to be moved along first direction by the first abutting part, and passes through thread belt
Dynamic second closing piece moves in a second direction.
Optionally, in the utility model embodiment, screw rod is rotated backward drives the first closing piece along second party by screw thread
To movement, and the second closing piece is driven to be moved along first direction, releases the locking of the first connecting portion part and second connecting portion part, releases
The locking of first movable part and the locking of the second movable part.
Optionally, in the utility model embodiment, screw rod includes the second abutting part for being interval in the setting of the first abutting part,
First closing piece is between the first abutting part and the second abutting part.
Optionally, in the utility model embodiment, the second abutting part includes clamp spring.
Optionally, in the utility model embodiment, attachment device further includes spacing ring, spacing ring be located at the first closing piece and
Between second closing piece, and the part of spacing ring is stretched into the first connecting portion part, and the part of spacing ring is stretched into second connecting portion part.
Optionally, in the utility model embodiment, is both provided in the first connecting portion part and second connecting portion part
One limiting section is provided with the second limiting section on spacing ring, and the first limiting section and the second limiting section coordinate, and limit first connecting portion
Distance between part, second connecting portion part.
Optionally, in the utility model embodiment, bullet is provided between the first connecting portion part and second connecting portion part
When spring, the first connecting portion part and second connecting portion part push against, spring is in compressive state.
By above technical scheme as it can be seen that attachment device in the utility model embodiment, since the first closing piece and first are lived
Coordinated using inclined-plane between dynamic component so that when the first closing piece is moved by the driving of control unit along first direction, can push away
Dynamic first movable part is moved to outside the first connecting portion part, to be pushed against with the first connecting portion part, is realized to the first movable part
Locking.Certainly, this effect can also be realized by inclined-plane cooperation between the first closing piece and the first connecting portion part.Due to control unit
Part can be such that the first connecting portion part is mutually pushed against with second connecting portion part while driving the movement of the first closing piece, so that first
It is relatively unrotatable between connecting component and second connecting portion part, it is thus achieved that by a control unit to attachment device
Multiple degree of freedom are locked so that the simpler convenience of locking of the attachment device, and one can be operated, and reduce labour
Intensity and cost of labor reduce attachment device adjustment time, improve efficiency.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is that some embodiments described in the utility model embodiment for those of ordinary skill in the art can also be according to this
A little attached drawings obtain other attached drawings.
Fig. 1 is a kind of structural schematic diagram for attachment device that the utility model embodiment provides；
Fig. 2 is the partial enlarged view at A in Fig. 1；
Fig. 3 is a kind of dimensional structure diagram of the first closing piece of attachment device that the utility model embodiment provides.
Reference sign：
11, the first connecting portion part；12, the first closing piece；13, the first movable part；131, the first movable subassembly；132,
One compresses subassembly；14, second connecting portion part；15, control unit；151, screw rod；152, the first abutting part；153, it second abuts
Portion；16, the second closing piece；17, the second movable part；171, the second movable subassembly；172, second subassembly is compressed；18, it limits
Ring；181, the first limiting section；182, the second limiting section；19, spring.
Specific implementation mode
Certainly, implement any technical solution of the utility model embodiment it is not absolutely required to and meanwhile reach above all
Advantage.
In order to make those skilled in the art more fully understand the technical scheme in the embodiment of the utility model, below in conjunction with this
Attached drawing in utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, shows
So, described embodiment is only the utility model embodiment a part of the embodiment, instead of all the embodiments.Based on this reality
The every other embodiment obtained with the embodiment in new embodiment, those of ordinary skill in the art should all belong to this
The range of utility model embodiment protection.
Further illustrate that the utility model embodiment implements with reference to the utility model embodiment attached drawing.
As shown in Figs. 1-3, the utility model embodiment provides a kind of attachment device comprising：The first connecting portion part 11,
One closing piece 12, the first movable part 13, second connecting portion part 14, control unit 15.
Wherein, the first closing piece 12 is movably disposed in the first connecting portion part 11；First movable part 13 stretches into first
In connecting component 11, and coordinating with the first closing piece 12, the mating surface of the first closing piece 12 and the cooperation of the first movable part 13 is inclined-plane,
And/or first the mating surface of closing piece 12 and the first connecting portion part 11 be inclined-plane；Second connecting portion part 14 and the first connecting portion part 11
It connects and can be moved with respect to the first connecting portion part 11.
Control unit 15 is threaded through in second connecting portion part 14 and the first connecting portion part 11, and passes through the first closing piece 12, control
When component 15 processed drives the first closing piece 12 mobile along first direction (i.e. downwardly direction in Fig. 1), the first closing piece 12 passes through inclined-plane
It drives the first movable part 13 to be pushed against in the first connecting portion part 11, and drives the first connecting portion part 11 and second connecting portion part 14
Mutually push against.
The attachment device between the first closing piece 12 and the first movable part 13 due to using inclined-plane to coordinate so that when the first lock
When block 12 is moved by the driving of control unit 15 along first direction, the first movable part 13 can be pushed to the first connecting portion part 11
Outer movement realizes the locking to the first movable part 13 to be pushed against with the first connecting portion part 11.Certainly, pass through the first closing piece
Inclined-plane cooperation can also realize this effect between 12 and the first connecting portion part 11.Since control unit 15 is driving the first closing piece 12
While mobile the first connecting portion part 11 can mutually push against with second connecting portion part 14, so that 11 He of the first connecting portion part
It is relatively unrotatable between second connecting portion part 14, it is thus achieved that by a control unit 15 to attachment device it is multiple from
Locked by degree so that the simpler convenience of locking of the attachment device, and one can be operated, reduce labor intensity and
Cost of labor reduces attachment device adjustment time, improves efficiency.
As shown in Figure 1, in the present embodiment, attachment device includes the first turning joint, the second turning joint and control unit
Part 15.Wherein, the first turning joint and the second turning joint can be rotated around control unit 15, opposite turn both to realize
It is dynamic.
As shown in Figure 1, in the present embodiment, the first turning joint includes the first connecting portion part 11, the first closing piece 12 and
One movable part 13.Wherein, the first connecting portion part 11 has carrying effect, and the first closing piece 12 and the first movable part 13 are respectively provided with
In the first connecting portion part 11.
Specifically, may include circular through hole in the first connecting portion part 11, the first closing piece 12 can be arranged in circular through hole
Interior, and can be moved up and down in circular through hole, it is reference that herein upper and lower, which is with Fig. 1, and instruction is upper and lower in Fig. 1
To being not construed as the specific restriction of the moving direction to the first closing piece 12.
In a kind of possible implementation of the utility model, the cooperation of the first closing piece 12 and the cooperation of the first connecting portion part 11
Face can be inclined-plane, in this way when 12 opposite the first connecting portion part 11 of the first closing piece moves up and down, due to inclined-plane between the two
Cooperation so that the first closing piece 12 can also generate displacement in left and right directions relative to the first connecting portion part 11 (will be on the first closing piece 12
The hole passed through for control unit 15 is set as slotted eye or U-shaped hole etc. and can be realized), connect with the first closing piece 12 to drive
The first movable part 13 connect is moved to outside the first connecting portion part 11.
First closing piece 12 can be coordinated by fluted body structure and the first connecting portion part 11, be realized and the first connecting portion part 11
Reliable fit.
As shown in Fig. 2, the side of the first closing piece 12 is provided with fluted body structure, the bottom surface of fluted body structure is inclined-plane, the
One closing piece 12 is coordinated by the inclined-plane and the first movable part 13.By the way that fluted body structure is arranged so that the first movable part 13
The limit that fluted body structure can be obtained when coordinating with the first closing piece 12, to avoid in 12 moving process of the first closing piece with first
Movable part 13 is detached from, it is ensured that the two being capable of reliable fit.
Optionally, as shown in Fig. 2, the cross section of fluted body structure can be T-type.To allow the first closing piece 12 and
One movable part 13 steadily connects.
In the present embodiment, the first movable part 13 includes that the first movable subassembly 131 and first compresses subassembly 132.
Subassembly 132 is compressed in order to accommodate the first movable subassembly 131 and first, it is logical that second can be arranged in the first connecting portion part 11
Hole, the second through-hole are connected to the circular through hole of the first connecting portion part 11 above-mentioned, and extending direction (the i.e. axis side of the second through-hole
To) can be vertical with extending direction (i.e. the axis direction) of above-mentioned circular through hole.
The first of first movable part 13 compresses subassembly 132 and is arranged in the second through-hole, the first movable subassembly 131
One end is stretched into the second through-hole of the first connecting portion part 11.First compress the setting of subassembly 132 the first movable subassembly 131 with
And first between closing piece 12, it is inclined-plane that the first closing piece 12 and first, which compresses the mating surface that subassembly 132 coordinates,.Specifically, first
The end face for compressing the first end of subassembly 132 is inclined-plane, and the first end of the first compression subassembly 132 stretches into above-mentioned first closing piece 12
On fluted body structure in, and with the fluted body structural base inclined-plane coordinate.
First second end for compressing subassembly 132 is arcwall face, and the first movable subassembly 131 and first compresses subassembly
One end of 132 cooperations is spherical shape, and the first movable subassembly 131 and first compresses 132 mating spherical surfaces of subassembly, the first activity sub-portion
Part 131 and first compresses the structure that increasing friction force can be provided on the contact surface between subassembly 132, to preferably
The first movable subassembly 131 of locking, when the first movable part 13 is in the state that do not lock, the first movable subassembly 131 can be with
Subassembly 132 is compressed relative to first to rotate.
As shown in Figure 1, in the present embodiment, the second turning joint includes second connecting portion part 14, the second closing piece 16, second
Movable part 17 so that attachment device has multiple degree of freedom.Wherein, second connecting portion part 14 has carrying effect, the second lock
Block 16 and the second movable part 17 are arranged in second connecting portion part 14.
Similar with the structure of the first turning joint, the second closing piece 16 of the second turning joint is movably disposed at the second company
In relay part 14；Second movable part 17 stretches into second connecting portion part 14, and coordinates with the second closing piece 16, the second closing piece 16 with
The mating surface of second movable part 17 cooperation is inclined-plane.
In the present embodiment, the mating surface of the second closing piece 16 and the cooperation of the second movable part 17 is inclined-plane, with above-mentioned first lock
Block 12 is that inclined-plane is similar with the mating surface of the first movable part 13, and details are not described herein.The concrete structure of second closing piece 16 can be with
It is same or like with the structure of the first closing piece 12.
Similarly, the second movable part 17 includes that the second movable subassembly 171 and second compresses subassembly 172, the second activity
Subassembly 171 stretches into second connecting portion part 14, and second compresses the setting of subassembly 172 in the second movable subassembly 171 and the
Between two closing pieces 16, the mating surface that the second closing piece 16 and second compresses subassembly 172 is inclined-plane.
The set-up mode of second compression subassembly 172 and effect are identical as the first compression effect of subassembly 132, herein
It repeats no more.
It is further to note that 131 and/or second movable subassembly 171 of the above-mentioned first movable subassembly can be ball
Joint motion component, sliding block movable part etc., the utility model is herein without limiting；And in above-described embodiment, first connects
The structure of increasing friction force can be provided on contact surface between relay part 11 and second connecting portion part, it is such as mutually matched
Broached-tooth design, to preferably lock the first connecting portion part 11 and second connecting portion part 14.
Certainly, in other realization methods of the present embodiment, the second turning joint can only include second connecting portion part 14,
So that attachment device equally has multiple degree of freedom, the present embodiment is herein without limiting.
When attachment device only includes second connecting portion part 14, control unit 15 is threaded through the first connecting portion part 11 and the
In two connecting components 14, it is specifically as follows across the first connecting portion part 11 but is not passed through second connecting portion part 14, or pass through
Second connecting portion part 14 but it is not passed through the first connecting portion part 11.
Control unit 15 can be vertically arranged, and be provided with through-hole in the first connecting portion part 11, control unit 15 pass through through-hole,
First closing piece 12, is threadedly coupled with second connecting portion part 14, so as to drive the first closing piece 12 along the by control unit 15
It moves in one direction.
As shown in Figure 1, in the present embodiment, control unit 15 passes through the first closing piece 12, and is connect with the second closing piece 16, control
Component 15 processed can also drive the second closing piece 16, and (i.e. upwardly direction in Fig. 1) moves in a second direction, to make the second closing piece
16 drive the second movable part 17 to be pushed against on second connecting portion part 14 by inclined-plane, realize the lock to the second movable part 17
Tightly.Wherein, in the present embodiment, first direction is opposite with second direction.
By control unit 15, the first closing piece 12 and the movement of the second closing piece 16 can be controlled simultaneously so that the first activity
Component 13 is pushed against in the first connecting portion part 11, and the second movable part 17 is pushed against on second connecting portion part 14, and drives the
The disposable locking to attachment device is realized in the mutual abutting of one connecting component 11, second connecting portion part 14, improves locking effect
Rate.
In addition, in the present embodiment, when the second closing piece 16 is moved up to second party, can also be applied to second connecting portion part 14
Add upward active force, to which auxiliary realizes the mutually abutting of the first connecting portion part 11 and second connecting portion part 14.
In the present embodiment, control unit 15 includes screw rod 151, and screw rod 151 is threaded through the first connecting portion part 11 and second
In connecting component 14, it is specifically as follows across the first connecting portion part 11 but is not passed through second connecting portion part 14.
There is screw rod 151 screw thread, screw rod 151 to be coordinated by the screw hole on screw thread and the second closing piece 16, one end of screw rod 151
It is provided with the first abutting part 152, screw rod 151 is coordinated by the first abutting part 152 and the first closing piece 12, and screw rod 151 rotates forward
It drives the first closing piece 12 to be moved along first direction by the first abutting part 152, and drives the second closing piece 16 along the by screw thread
It moves in two directions.
In the present embodiment, one coordinated with the first connecting portion part 11 on screw rod 151 can be arranged in the first abutting part 152
The other positions on screw rod 151 can also be arranged in side, and the utility model is herein without limiting, as long as it can be with first
Closing piece 12 abuts and the first closing piece 12 is driven to be moved along first direction.Certainly, in other realization methods of the present embodiment,
As long as control unit 15 can drive, the first closing piece 12 is mobile to first direction, the second closing piece 16 is driven to be moved i.e. to second direction
Can, the utility model is herein also without limiting.
In the present embodiment, screw rod 151 is rotated backward, can make the position of the first closing piece 12 and the second closing piece 16 not
It is maintained again, and then the first closing piece 12 can be driven to move in a second direction, and the second closing piece 16 is driven to be moved along first direction
It is dynamic, the first joint of unlock, second joint and unlock the first connecting portion part 11 and second connecting portion part 14.
But when screw rod 151 reversely rotates, since the first closing piece 12 compresses subassembly with the first connecting portion part 11, first
There are frictional force between 132 so that and with the first connecting portion part 11 relative motion may not occur for the first closing piece 12, so that
First movable part 13 may be still within locking state；Similarly, the second movable part 17 may also be in locking state.
In order to avoid the above problem, screw rod 151 may include the second abutting part for being interval in the setting of the first abutting part 152
153, the first closing piece 12 is between the first abutting part 152 and the second abutting part 153.Second abutting part 153 is reversed in screw rod 151
It is pushed against with the first closing piece 12 when rotation, to drive the first closing piece 12 to move in a second direction, so that it is guaranteed that unlock.
Specifically, the second abutting part 153 includes clamp spring.Clamp spring can be arranged by jump-ring slot on screw rod 151, clamp spring
Outer diameter is more than the diameter in the hole passed through by screw rod 151 on the first closing piece 12, to allow clamp spring to be abutted with the first closing piece 12.
In addition, in the present embodiment, it is provided with spring 19 between the first connecting portion part 11 and second connecting portion part 14, first
When connecting component 11 and second connecting portion part 14 push against, spring 19 is in compressive state, to be assisted by the elastic force of spring 19
Unlock.
In the present embodiment, as shown in Fig. 2, attachment device further includes spacing ring 18, spacing ring 18 is located at 12 He of the first closing piece
Between second closing piece 16, and the part of spacing ring 18 is stretched into the first connecting portion part 11, and the second company is stretched into the part of spacing ring 18
In relay part 14, so as to limit the coaxial rotation of the first connecting portion part 11 and second connecting portion part 14 by spacing ring 18
Turn.Certainly, in other realizations of the utility model, the first connecting portion part 11 and second connecting portion part 14 can also pass through it
As long as the connection of his movable connection method can be with can control the first closing piece 12 by control unit 15 and be moved along first direction
The first connecting portion part 11 and second connecting portion part 14 is set mutually to push against, the present embodiment is herein without limiting.
Specifically, being both provided with the first limiting section 181, spacing ring on the first connecting portion part 11 and second connecting portion part 14
The second limiting section 182 is provided on 18, the first limiting section 181 and the second limiting section 182 coordinate, limitation the first connecting portion part 11,
Distance between second connecting portion part 14.It can be respectively provided with limit screw hole on the first connecting portion part 11 and second connecting portion part 14,
First limiting section 181 is across the screw of limit screw hole, and the second limiting section 182 may include two groups of limiting grooves, two groups of limits
Groove can be corresponding with the first connecting portion part 11 and second connecting portion part 14 respectively, and limiting groove is specifically as follows spacing ring
Slot, two groups of limiting grooves can be limited ring groove, naturally it is also possible to which only one group of limiting groove is limited ring groove.Pass through limit
Annular groove coordinates with stop screw so that spacing ring 18 will not both be detached with the first connecting portion part 11, will not be with second connecting portion
Part 14 detaches, and limits the distance between the first connecting portion part 11, second connecting portion part 14, while not influencing the first connecting portion part 11
And the mutual rotation between second connecting portion part 14.
Spacing ring 18 stretch into the first connecting portion part 11 part the diameter of second connecting portion part 14 is stretched into spacing ring 18 can
There can be difference, therefore, when two groups of limiting grooves are limited ring groove, the diameter of two limited ring grooves can also be different, only
Two limited ring grooves are wanted to be coaxially disposed with screw rod 151.
As shown in Fig. 2, when attachment device includes spacing ring 18, above-mentioned screw rod 151 passes through spacing ring 18, and screw rod
151 are coaxially disposed with spacing ring 18, and above-mentioned clamp spring, spring 19 can be arranged in spacing ring 18.
As shown in Figure 1, the process of attachment device locking is as follows：
Screw rod 151 is rotated in the forward direction, to drive the first closing piece 12 to be moved along first direction by the first abutting part 152, with
And the second closing piece 16 is driven to move in a second direction by screw-thread fit.
Coordinated by inclined-plane or the first closing piece 12 passes through between compressing subassembly 132 due to the first closing piece 12 and first
Inclined-plane coordinates with the first connecting portion part 11 so that when the first closing piece 12 is moved along first direction, the active force of the first closing piece 12 is logical
Inclined-plane is crossed to be converted into the outside active force acted on the first compression subassembly 132 and act in the first connecting portion part 11
Downward active force so that first compresses subassembly 132 and the first movable movement of subassembly 131 connected to it, to push against
In the first connecting portion part 11, the locking to the first movable part 13 is realized；Similarly, the active force of the second closing piece 16 passes through inclined-plane
It is converted into and acts on active force outside on the second compression subassembly 172 and act on work upward on second connecting portion part 14
Firmly so that second compresses subassembly 172 and the second movable movement of subassembly 171 connected to it, to be pushed against the second company
On relay part 14, the locking to the second movable part 17 is realized；Meanwhile it being acted in the first connecting portion part 11 downwards by above-mentioned
Active force and act on active force upward on second connecting portion part 14, realize the first connecting portion part 11 and second connect
Locking between component 14.Disposably multiple degree of freedom in attachment device are locked by rotating in the forward direction screw rod in this way,
And can maintain to lock by screw rod 151, it is simple to operate.
When attachment device is in locking state, when needing unlock, contra rotating screw 151, the first connecting portion part 11 and
The distance between second connecting portion part 14 gradually increases, and the elastic force auxiliary of the above-mentioned spring 19 in impaction state increases first and connects
The distance between relay part 11 and second connecting portion part 14 so that can between the first connecting portion part 11 and second connecting portion part 14
Mutually to rotate, to unlock.
Continue to rotate bolt, due to the cooperation of the first limiting section 181 and the second limiting section 182 on spacing ring 18 so that
The distance between the first connecting portion part 11 and second connecting portion part 14 no longer increase, and then when contra rotating screw 151, Ke Yitong
It is that the second closing piece 16 applies downward active force, while applying upward active force to the first closing piece 12 by clamp spring to cross screw thread,
So that the first closing piece 12 overcomes the frictional force between the first movable part 13, the frictional force edge with the first connecting portion part 11
Second direction moves, to the first movable part 13 of unlock；So that the second closing piece 16 overcomes the friction with the second movable part 17
Power is moved with the frictional force of second connecting portion part 14 along first direction, to the second movable part 17 of unlock.
The attachment device of the utility model has the advantages that：
It 1), can be disposably to multiple degree of freedom in attachment device by rotating in the forward direction the screw rod 151 in attachment device
It is locked, and can be maintained to lock by screw rod 151, it is simple to operate；
2) it when contra rotating screw 151, can assist increasing the first company by the elastic force of the spring 19 in impaction state
The distance between relay part 11 and second connecting portion part 14 so that can between the first connecting portion part 11 and second connecting portion part 14
Mutually to rotate；
3) by spacing ring 18, it can make coaxial rotating between the first connecting portion part 11 and second connecting portion part 14；
4) by the cooperation of the first limiting section 181 and the second limiting section 182 on spacing ring 18, the can be limited after unlock
The distance between one connecting component 11 and second connecting portion part 14；
5) the second abutting part 153 is pushed against when screw rod 151 is reversely rotated with the first closing piece 12, drives the first closing piece 12 along the
Two directions are moved, so that it is guaranteed that unlock.
Certainly, the descriptions such as upper and lower, left and right in above-described embodiment, it is only for reference to attached drawing clearly to this practicality
It is novel to be clearly demonstrated, it is not intended as the restriction of the utility model.In addition, attachment device provided by the utility model can be with
It is used separately as entire attachment device, can also be used as the sub-fraction of a connection system, be used cooperatively with other devices,
The utility model is herein without limiting.
Although the preferred embodiment of the utility model has been described, once a person skilled in the art knows basic
Creative concept, then additional changes and modifications may be made to these embodiments.It is wrapped so the following claims are intended to be interpreted as
It includes preferred embodiment and falls into all change and modification of the scope of the utility model.Obviously, those skilled in the art can be with
Spirit and scope of the various modification and variations without departing from the utility model are carried out to the utility model.If in this way, this practicality
These novel modifications and variations belong to the scope of the claims of the present invention and its equivalent technology, then the utility model
It is also intended to include these modifications and variations.
Claims (10)
1. a kind of attachment device, which is characterized in that including：
The first connecting portion part (11), the first connecting portion part (11) is interior to be movably disposed within the first closing piece (12)；
First movable part (13), first movable part (13) are stretched into the first connecting portion part (11), and with it is described
First closing piece (12) coordinates, and the mating surface of first closing piece (12) and first movable part (13) cooperation is inclined-plane, and/
Or, the mating surface of first closing piece (12) and the first connecting portion part (11) is inclined-plane；
Second connecting portion part (14), the second connecting portion part (14) connect with the first connecting portion part (11) and can opposite institutes
State the first connecting portion part (11) movement；
Control unit (15), the control unit (15) are threaded through the second connecting portion part (14) and the first connecting portion part
(11) in, and first closing piece (12) is passed through, the control unit (15) drives first closing piece (12) along first direction
Mobile, first closing piece (12) drives first movable part (13) to be pushed against the first connecting portion by the inclined-plane
On part (11), and the first connecting portion part (11) and the second connecting portion part (14) is driven mutually to push against.
2. attachment device according to claim 1, which is characterized in that the attachment device further includes：
Second closing piece (16), second closing piece (16) are movably disposed in the second connecting portion part (14)；
Second movable part (17), second movable part (17) are stretched into the second connecting portion part (14), and with it is described
Second closing piece (16) coordinates, and the mating surface of second closing piece (16) and second movable part (17) cooperation is inclined-plane；
The control unit (15) connect across first closing piece (12) with second closing piece (16), the control unit
(15) second closing piece (16) is also driven to move in a second direction, second closing piece (16) passes through described in inclined-plane drive
Second movable part (17) is pushed against on the second connecting portion part (14).
3. attachment device according to claim 2, which is characterized in that
First movable part (13) includes the first movable subassembly (131) and the first compression subassembly (132), and described first
Movable subassembly (131) is stretched into the first connecting portion part (11)；Described first, which compresses subassembly (132), is arranged described the
Between one movable subassembly (131) and first closing piece (12), first closing piece (12) and first compacting part
The mating surface of cooperation is inclined-plane；
And/or second movable part (17) includes that the second movable subassembly (171) and second compress subassembly (172), institute
It states the second movable subassembly (171) to stretch into the second connecting portion part (14), described second, which compresses subassembly (172), is arranged
Between described second movable subassembly (171) and second closing piece (16), second closing piece (16) is pressed with described second
The mating surface of tight component is inclined-plane.
4. attachment device according to claim 2, which is characterized in that the control unit (15) includes screw rod (151), institute
Stating screw rod (151) has screw thread, and the screw rod (151) is coordinated by the screw hole on screw thread and second closing piece (16), described
One end of screw rod (151) is provided with the first abutting part (152), and the screw rod (151) passes through first abutting part (152) and institute
The first closing piece (12) cooperation is stated, the screw rod (151) rotates forward drives first lock by first abutting part (152)
Block (12) is moved along first direction, and drives second closing piece (16) to be moved along the second direction by the screw thread.
5. attachment device according to claim 4, which is characterized in that the screw rod (151), which rotates backward, passes through thread belt
It moves first closing piece (12) to move along the second direction, and second closing piece (16) is driven to be moved along the first direction
It is dynamic, it releases the locking of the first connecting portion part (11) and the second connecting portion part (14), release first movable part
(13) locking of locking and second movable part (17).
6. attachment device according to claim 5, which is characterized in that the screw rod (151) includes being interval in described first
The second abutting part (153) of abutting part (152) setting, first closing piece (12) are located at first abutting part (152) and institute
It states between the second abutting part (153).
7. attachment device according to claim 6, which is characterized in that second abutting part (153) includes clamp spring.
8. attachment device according to claim 2, which is characterized in that the attachment device further includes spacing ring (18), institute
Spacing ring (18) is stated between first closing piece (12) and second closing piece (16), and the part of the spacing ring (18)
It stretches into the first connecting portion part (11), the part of the spacing ring (18) is stretched into the second connecting portion part (14).
9. attachment device according to claim 8, which is characterized in that the first connecting portion part (11) and the second connection
It is both provided with the first limiting section (181) on component (14), the second limiting section (182) is provided on the spacing ring (18), it is described
First limiting section (181) coordinates with second limiting section (182), and limits the first connecting portion part (11), the second connection
Distance between component (14).
10. attachment device according to claim 1, which is characterized in that the first connecting portion part (11) and described
Spring (19) is provided between two connecting components (14), the first connecting portion part (11) and the second connecting portion part (14) support
When tight, the spring (19) is in compressive state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721742382.0U CN207701590U (en) | 2017-12-13 | 2017-12-13 | Attachment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721742382.0U CN207701590U (en) | 2017-12-13 | 2017-12-13 | Attachment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207701590U true CN207701590U (en) | 2018-08-07 |
Family
ID=63026397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721742382.0U Active CN207701590U (en) | 2017-12-13 | 2017-12-13 | Attachment device |
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| Country | Link |
|---|---|
| CN (1) | CN207701590U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107975528A (en) * | 2017-12-13 | 2018-05-01 | 北京柏惠维康科技有限公司 | Attachment device |
-
2017
- 2017-12-13 CN CN201721742382.0U patent/CN207701590U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107975528A (en) * | 2017-12-13 | 2018-05-01 | 北京柏惠维康科技有限公司 | Attachment device |
| CN107975528B (en) * | 2017-12-13 | 2023-12-05 | 北京柏惠维康科技股份有限公司 | Connecting device |
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Address after: 100191 Room 501, floor 5, building 9, No. 35 Huayuan North Road, Haidian District, Beijing Patentee after: Beijing Baihui Weikang Technology Co.,Ltd. Address before: Room 502, Building No. 3, Garden East Road, Haidian District, Beijing, 100191 Patentee before: Beijing Baihui Wei Kang Technology Co.,Ltd. |
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