CN207036091U - A kind of spirit level foot stool - Google Patents
A kind of spirit level foot stool Download PDFInfo
- Publication number
- CN207036091U CN207036091U CN201720489907.8U CN201720489907U CN207036091U CN 207036091 U CN207036091 U CN 207036091U CN 201720489907 U CN201720489907 U CN 201720489907U CN 207036091 U CN207036091 U CN 207036091U
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- CN
- China
- Prior art keywords
- leg
- spirit level
- footstock
- foot stool
- screw shell
- 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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Abstract
The utility model discloses a kind of spirit level foot stool, belong to engineering measurement field, it is desirable to provide a kind of spirit level foot stool, its drip irrigation device are：Including footstock and some support links for being arranged on footstock lower end, the one end of support link away from footstock offers the shifting chute with support link coaxial line, sliding is connected with leg in the shifting chute of support link, leg is provided with the limit assembly that limitation leg rotates in shifting chute, the one end of support link away from footstock is rotatably connected to screw shell, and the inwall of screw shell is threadedly coupled with leg；The utility model has the advantages that easily sharp leg can be recovered in shifting chute, reduce spirit level foot stool in movement, transportation, the potential safety hazard of sharp leg meeting scathing.
Description
Technical field
Engineering measurement field is the utility model is related to, more particularly to a kind of spirit level foot stool.
Background technology
Spirit level is the instrument for establishing the horizontal line of sight measure ground point-to-point transmission discrepancy in elevation, and principle is to be surveyed according to measurement of the level principle
Measure the discrepancy in elevation between ground point, critical piece has telescope, pipe spirit level, vertical axis, pedestal, a foot screw, spirit level foot stool be for
Support spirit level, support frame that can be easy to operation in various complicated landforms.
China Patent Publication No. CN205843693U discloses a kind of spirit level foot stool, including footstock and support, support by
Three support link compositions, support link include first connecting rod, second connecting rod and fixation kit, first connecting rod one end and footstock hinge
Connect, second connecting rod is located in first connecting rod.
For above-mentioned this spirit level foot stool in transportation, user is easily stabbed at the sharp position of second connecting rod end,
Potential safety hazard be present.
Utility model content
The purpose of this utility model is to provide a kind of spirit level foot stool, the advantage is that：Can will be sharp in transport
In leg retraction shifting chute, spirit level support potential safety hazard present in transportation is reduced.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of spirit level foot stool,
Including footstock and some support links for being arranged on footstock lower end, the one end of the support link away from footstock offers and supported
The shifting chute of connecting rod coaxial line, the interior sliding of shifting chute of the support link are connected with leg, and the leg is provided with limitation branch
The limit assembly that pin rotates in shifting chute, the one end of the support link away from footstock is rotatably connected to screw shell, described
The inwall of screw shell is threadedly coupled with leg.
By such scheme, when needing mobile or transport spirit level support, screw shell, limit assembly limitation are rotated
Leg rotates in shifting chute, is slided so as to which leg can only be moved along in groove, in final retraction shifting chute, reduces spirit level
Support is easy to the potential safety hazard of scathing in transportation.
Further, the limit assembly includes being arranged on shifting chute cell wall and extended along support link length direction
Sliding groove, and be fixedly connected on leg outer wall and close to the sliding shoe of shifting chute bottom land one end, the sliding shoe is in cunning
Slided in dynamic groove.
By such scheme, sliding shoe moves in sliding groove along the length direction of support link, limits leg
Rotate, when operator rotates screw shell, leg can not rotate with screw shell, so that leg can only be along cunning
Dynamic groove is moved in shifting chute, and the movement that sliding shoe moves to leg in sliding groove has played a guide effect.
Further, the sliding shoe is embedded with some balls on the position contradicted with sliding groove cell wall.
By such scheme, the position of sliding shoe and sliding groove is provided with ball, reduces between sliding shoe and sliding groove
Frictional force, make sliding shoe be easy to slide in sliding groove, so that screw shell is easy to drive leg movement, and then make operation
Person rotates light during screw shell.
Further, the support link is provided with stopper slot, the stopper slot in the outer wall being rotatablely connected with screw shell
Bottom land is fixedly connected with the one end of compression spring described in compression spring away from stopper slot bottom land and is fixedly connected with ball, the screw thread
The groove for ball insertion is correspondingly provided with the inwall of sleeve, the notch bore of the groove is less than the diameter of ball.
By such scheme, when rotating, screw shell to leg is entirely retracted in shifting chute or leg reaches operating position
During, compression spring flexible restoring force by compression, it is entirely retracted to when rotating screw shell to leg in shifting chute
Or leg, when reaching operating position, the elastic restoring force of compression spring is urged balls into the groove on screw shell, from
And make screw shell be not easy to rotate, a positioning action is realized to leg.
Further, the outer wall of the screw shell is provided with non-slip texture.
By such scheme, operator is when rotating screw shell, due to being not easy rubber sleeve provided with non-slip texture, operator,
It is more easy to rotate screw shell.
Further, the one end of the screw shell away from support link is provided with fillet.
By such scheme, the one end of screw shell away from support link is provided with fillet, when operator bumps against screw shell,
It is not easy to hurt operator.
Further, it is described to draw if the inwall of the screw shell is provided with the oil groove that draws that arterial highway guides to oil on leg
Oil groove offers the oil leakaging port expanded outwardly on one end cell wall away from branch toe end.
, can be by oil leakaging port toward oil dripping in oil groove is drawn, with thread bush when safeguarding spirit level foot stool by such scheme
The rotation of cylinder, oil is flowed into the position that screw shell and leg contact along oil groove is drawn, serve the effect of anti-rust and lubrication, extend
The service life of spirit level foot stool.
Further, the support link includes head rod and the second connecting rod, and the head rod is close to top
One end of seat is hinged with footstock, and second connecting rod is located in head rod, and the head rod is remote and footstock
Be hinged threaded one end is connected with clamping screw, and the clamping screw supports through head rod bar wall and with the second connecting rod
Touch.
By such scheme, operator can move freely position of second connecting rod in head rod and pass through lock
Tight bolt is fixed, so as to freely adjust the length of support link, to adapt to different landform.
Further, there is fixed block the footstock lower end, and the limit for head rod insertion is offered on the fixed block
Position groove.
By such scheme, after having used spirit level foot stool, can rotate head rod makes it be embedded into fixed block
Limited impression in, so as to define the position of head rod, reduce in transportation between each support link
Collision, and space-consuming is reduced, make it easy to transport.
To sum up, the utility model has the advantages that：
1st, easily sharp leg can be recovered in support link, reduce spirit level foot stool in movement, transported
Cheng Zhong, the potential safety hazard of sharp leg meeting scathing；
2nd, when not in use, head rod is limited in the groove of fixed block, reduces space-consuming, is readily transported.
Brief description of the drawings
Fig. 1 is the structural representation of the present embodiment；
Fig. 2 is the structural representation for being used to embody support link of the present embodiment；
Fig. 3 is the close-up schematic view in A portions in Fig. 2；
Fig. 4 is the present embodiment for embodying screw shell and the explosive view of stand bar structure；
Fig. 5 is the close-up schematic view in B portions in Fig. 4；
Fig. 6 is the structural representation for being used to embody compression spring and ball of the present embodiment；
Fig. 7 is the structural representation for being used to embody screw shell of the present embodiment；
Fig. 8 is the close-up schematic view in C portions in Fig. 7；
Fig. 9 is the structural representation for being used to embody fixed block of the present embodiment.
In figure, 1, footstock；2nd, support link；21st, head rod；22nd, the second connecting rod；23rd, clamping screw；3rd, it is mobile
Groove；4th, leg；5th, screw shell；6th, sliding groove；7th, sliding shoe；8th, ball；9th, stopper slot；10th, compression spring；11st, ball；
12nd, groove；13rd, fixed block；131st, limited impression；14th, non-slip texture；15th, fillet；16th, oil groove is drawn；161st, oil leakaging port.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Wherein identical parts are presented with like reference characters.It should be noted that the word used below in description
Language "front", "rear", "left", "right", "up" and "down" refer to the direction in accompanying drawing, word " bottom surface " and " top surface ", " interior " and
" outer " is referred respectively to towards or away from the direction of particular elements geometric center.
A kind of spirit level foot stool, as shown in Fig. 1 and Fig. 9, including footstock 1, the lower end of footstock 1 are equidistantly hinged with three supports and connected
Bar 2, support link 2 include the connecting rod 21 of head rod 21 and second, and head rod 21 sets close to footstock and close to top
One end of seat is hinged with footstock, the one end of head rod 21 away from pin joint and the grafting of the second connecting rod 22, to adjust branch
The length of supporting rod 2, threaded one end of the head rod 21 away from pin joint are connected with clamping screw 23, and clamping screw 23 passes through
The bar wall of head rod 21 simultaneously contradicts with the second connecting rod 22, so as to the length of fixed support link 2；In the lower end of footstock 1
The heart is fixedly connected with a fixed block 13, offered on fixed block 13 for head rod 21 be embedded in limited impression 131, it is necessary to
When withdrawing support link 2, head rod 21 is rotated to fixed block 13, and is embedded into limited impression 131, so as to define
The position of head rod 21, reduce the collision between each support link 2 in transportation, and it is empty to reduce occupancy
Between, make it easy to transport.
Such as Fig. 2 and Fig. 5, in order that in the second connecting rod of sophisticated retraction 22 of the second connecting rod 22, operator is stabbed in reduction
Potential safety hazard, second one end of connecting rod 22 away from head rod 21 be provided with along the length direction of the second connecting rod 22 shifting
Dynamic groove 3（Such as Fig. 3）, in shifting chute 3 sliding be connected with leg 4, one end outer wall of second connecting rod 22 away from head rod 21
On be rotatably connected to screw shell 5, the inwall of screw shell 5 and leg 4 are threadedly coupled, and the outer wall of leg 4 is close to the bottom land of shifting chute 3
One end is arranged with two sliding shoes 7, and the cunning slided for sliding shoe 7 is correspondingly provided with the cell wall of shifting chute 3 of the second connecting rod 22
Some balls 8 are embedded with the side that dynamic groove 6, sliding shoe 7 and sliding groove 6 contact, enable sliding shoe 7 preferably in sliding groove 6
Interior slip；When rotating screw shell 5, because screw shell 5 can only rotate around the second connecting rod 22, it is impossible to along the second connection
The length direction movement of bar 22, while leg 4 is limited the trend of rotation by sliding shoe 7, so screw thread during rotation screw shell 5
Sleeve 5 drives length direction of the leg 4 along the second connecting rod 22 to move, further, when screw shell 5 is suitable from original state
When hour hands turn around, leg 4 is just threaded into shifting chute 3, is now again enclosed the rotate counterclockwise one of screw shell 5, leg 4 is just
Reach operating position well, easily realize the Telescopic of leg 4, so as to reduce leg 4 stab operator safety it is hidden
Suffer from.
Such as Fig. 4, the one end of screw shell 5 away from the second connecting rod 22 is provided with fillet 15, when operator's imprudence bumps against spiral shell
During line sleeve 5, it is not easy to hurt operator；The outer wall of screw shell 5 is provided with non-slip texture 14, operator is rotated screw shell 5
Shi Buyi skids.
Such as Fig. 6, in order that operator preferably controls the number of turns of rotation screw shell 5, and screw shell 5 is set to rotate to finger
Positioning is postponed and can be automatically positioned, and cylindrical stopper slot 9 is offered at the second connecting rod 22 with the rotation connection of screw shell 5,
The bottom land of stopper slot 9 is fixedly connected with a compression spring 10, and the one end of compression spring 10 away from the bottom land of stopper slot 9 is fixedly connected with
One diameter and the identical ball 11 of cylindrical stopper slot 9, the groove being embedded in for ball 11 is correspondingly provided with the barrel of screw shell 5
12, the bore of groove 12 is less than the diameter of ball 11, makes the retraction shifting chute 3 of leg 4 or stretching when operator rotates screw shell 5
During to operating position, cylindrical stopper slot 9 is just relative with groove 12, and compression spring 10 is to the elastic force of ball 11 by the edge of ball 11
The notch of stopper slot 9 is released in the cell wall direction of stopper slot 9, ball 11 is embedded into the groove 12 of screw shell 5, and then make thread bush
Cylinder 5 is not easy to rotate when leg 4 is in fully retracted state and working condition, and screw shell 5 is realized and positioned.
Such as Fig. 7 to Fig. 8, in order that operator labour-saving rotates screw shell 5, it is necessary to be contradicted to screw shell 5 and leg 4
Place lubrication, offered on the inwall of screw shell 5 and draw oil groove 16, drawn the one end of oil groove 16 away from fillet 15 and be provided with oil leak
Mouthfuls 161, in use, operator can into oil leakaging port 161 oil dripping, with the rotation of screw shell, oil can be along drawing oil groove
16 flow into the position that screw shells 5 and leg 4 connect, and serve the effect of anti-rust and lubrication, extend leg 4 and screw shell 5
Service life.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but
As long as all protected in right of the present utility model by Patent Law.
Claims (9)
1. a kind of spirit level foot stool, including footstock（1）Be arranged on footstock（1）Some support links of lower end（2）, its feature
It is：The support link（2）Away from footstock（1）One end offer and support link（2）The shifting chute of coaxial line（3）, it is described
Support link（2）Shifting chute（3）Interior sliding is connected with leg（4）, the leg（4）It is provided with limitation leg（4）In movement
Groove（3）The limit assembly of interior rotation, the support link（2）Away from footstock（1）One end be rotatably connected to screw shell（5）,
The screw shell（5）Inwall and leg（4）Threaded connection.
2. a kind of spirit level foot stool according to claim 1, it is characterized in that：The limit assembly includes being arranged on shifting chute
（3）On cell wall and along support link（2）The sliding groove of length direction extension（6）, and it is fixedly connected on leg（4）On outer wall
And close to shifting chute（3）The sliding shoe of bottom land one end（7）, the sliding shoe（7）In sliding groove（6）Interior slip.
3. a kind of spirit level foot stool according to claim 2, it is characterized in that：The sliding shoe（7）With sliding groove（6）Groove
Some balls are embedded with the position that wall contradicts（8）.
4. a kind of spirit level foot stool according to claim 3, it is characterized in that：The support link（2）With screw shell
（5）The outer wall of rotation connection is provided with stopper slot（9）, the stopper slot（9）Bottom land is fixedly connected with compression spring（10）, the pressure
Contracting spring（10）Away from stopper slot（9）One end of bottom land is fixedly connected with ball（11）, the screw shell（5）Inwall on it is right
It should be provided with and supply ball（11）Embedded groove（12）, the groove（12）Notch bore be less than ball（11）Diameter.
5. a kind of spirit level foot stool according to claim 4, it is characterized in that：The screw shell（5）Outer wall be provided with
Non-slip texture（14）.
6. a kind of spirit level foot stool according to claim 5, it is characterized in that：The screw shell（5）Away from support link
（2）One end be provided with fillet（15）.
7. a kind of spirit level foot stool according to claim 6, it is characterized in that：The screw shell（5）Inwall be provided with
If oil is guided to leg by arterial highway（4）On draw oil groove（16）, it is described to draw oil groove（16）Away from leg（4）On one end cell wall at tip
Offer the oil leakaging port expanded outwardly（161）.
8. a kind of spirit level foot stool according to claim 7, it is characterized in that：The support link（2）Including the first connection
Bar（21）With the second connecting rod（22）, the head rod（21）Close to footstock（1）One end and footstock（1）It is be hinged, it is described
Second connecting rod（22）It is located in head rod（21）It is interior, the head rod（21）Remote and footstock（1）Be hinged one
End is threaded with clamping screw（23）, the clamping screw（23）Through head rod（21）Bar wall and with the second connecting rod
（22）Contradict.
9. a kind of spirit level foot stool according to claim 8, it is characterized in that：The footstock（1）There is fixed block lower end（13）,
The fixed block（13）On offer for head rod（21）Embedded limited impression（131）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720489907.8U CN207036091U (en) | 2017-05-04 | 2017-05-04 | A kind of spirit level foot stool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720489907.8U CN207036091U (en) | 2017-05-04 | 2017-05-04 | A kind of spirit level foot stool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207036091U true CN207036091U (en) | 2018-02-23 |
Family
ID=61479883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720489907.8U Expired - Fee Related CN207036091U (en) | 2017-05-04 | 2017-05-04 | A kind of spirit level foot stool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207036091U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108802998A (en) * | 2018-05-07 | 2018-11-13 | 东莞市联洲知识产权运营管理有限公司 | A kind of understructure on equatorial telescope tripod |
| CN113432582A (en) * | 2021-06-25 | 2021-09-24 | 浙江博乐勘测规划设计有限公司 | Engineering survey surveyor's level strutting arrangement |
-
2017
- 2017-05-04 CN CN201720489907.8U patent/CN207036091U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108802998A (en) * | 2018-05-07 | 2018-11-13 | 东莞市联洲知识产权运营管理有限公司 | A kind of understructure on equatorial telescope tripod |
| CN113432582A (en) * | 2021-06-25 | 2021-09-24 | 浙江博乐勘测规划设计有限公司 | Engineering survey surveyor's level strutting arrangement |
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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: 20180223 Termination date: 20200504 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |