CN109553045A - A kind of portable drawing device - Google Patents
A kind of portable drawing device Download PDFInfo
- Publication number
- CN109553045A CN109553045A CN201811522959.6A CN201811522959A CN109553045A CN 109553045 A CN109553045 A CN 109553045A CN 201811522959 A CN201811522959 A CN 201811522959A CN 109553045 A CN109553045 A CN 109553045A
- Authority
- CN
- China
- Prior art keywords
- supporting block
- drawing device
- pedestal
- portable drawing
- workpiece
- 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.)
- Pending
Links
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 48
- 229920001169 thermoplastic Polymers 0.000 claims description 15
- 239000004416 thermosoftening plastic Substances 0.000 claims description 15
- 230000003014 reinforcing effect Effects 0.000 claims description 14
- 230000000994 depressogenic effect Effects 0.000 claims description 5
- 230000002708 enhancing effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 230000005489 elastic deformation Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005194 fractionation Methods 0.000 description 2
- 230000003387 muscular Effects 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229910001141 Ductile iron Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F19/00—Hoisting, lifting, hauling or pushing, not otherwise provided for
- B66F19/005—Lifting devices for manhole covers
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Road Signs Or Road Markings (AREA)
Abstract
The invention discloses a kind of portable drawing devices, comprising: workpiece, connecting component and handheld component；The workpiece is detachably connected with connecting component；The handheld component is connect with connecting component；The workpiece is provided with protruding for resisting the pulling part of object to be lifted.Workpiece is detachably connected with connecting component, makes drawing device that can split component during transportation, easy to carry；Pulling part can support object to be lifted when drawing device works, and lift operation to realize, simple, convenient.
Description
Technical field
The present invention relates to field of tool, and in particular to a kind of portable drawing device.
Background technique
Common well lid is band made of spheroidal graphite cast-iron there are two the round manhole cover of flute profile open hole, for cover road or
Family's middle-deep well, prevents people or object from falling.With economic development, more and more places are mounted with light-duty well cover for sewer,
The number for switching well lid therewith is also gradually increasing, but this process needs could be completed by tool, and now socially leads to
Method is to make the reinforcing bar of bending by oneself as tool, but not only quality is heavy, inconvenient to carry for this tool, but also operates not
Convenient, long-time operation is easy to produce muscular fatigue.
Summary of the invention
To solve the above problems, there is portable spy the purpose of the present invention is to provide a kind of portable drawing device
Point can make the more convenient operation for opening well lid.
Technical solution used by the present invention solves the problems, such as it is:
The invention proposes a kind of portable drawing devices, comprising: workpiece, connecting component and handheld component；The work
Make component to be detachably connected with connecting component；The handheld component is connect with connecting component；The workpiece is provided with outward
Stretch out the pulling part for resisting object to be lifted.
Further, workpiece includes: pedestal, for treating the supporting block and elastomeric element that lifting object is supported；
The supporting block is the pulling part, and the elastomeric element is connect with supporting block and pedestal respectively；The supporting block setting
There is the block for making it be not more than 90 degree with the axial angle of pedestal；The supporting block and the quantity of elastomeric element are at least one.
Further, workpiece is provided with revolute, and the revolute and pedestal are hinged.
Further, block be provided with the first plane being bonded with supporting block, perpendicular to supporting block the second plane and along
The third plane that supporting block prolonging direction extends；Second plane is nearest at a distance from pedestal.
Further, third plane is provided with the junction of supporting block for increasing the first reinforcing rib knot for being combined surface intensity
Structure.
Further, the medial surface of supporting block is set as groove shapes, the depressed area of the groove be provided with from bottom to
The second reinforcing rib structure for being used to enhance support bulk strength of top droop.
Further, elastomeric element is set as spring and/or torsional spring.
Further, pedestal is provided with the mounting groove that can be fitted into supporting block；The first modeling is provided at the top of the mounting groove
Property component.
Further, the contact surface of supporting block and object to be lifted is provided with the second thermoplastic member.
Further, connecting component includes at least two sections of relatively-movable connecting rods.
The technical solution provided in the embodiment of the present invention, at least have the following beneficial effects: drawing device workpiece and
Connecting component is detachably connected, and makes drawing device that can split component during transportation, easy to carry；Pulling part can lift
Device supports object to be lifted when working, and lifts operation to realize, simple, convenient.
Detailed description of the invention
The invention will be further described with example with reference to the accompanying drawing.
Fig. 1 is the overall structure figure of one embodiment of portable drawing device of the invention；
Fig. 2 is the structure chart of the workpiece of another embodiment of portable drawing device of the invention；
When Fig. 3 is that the working end of another embodiment of portable drawing device of the invention enters the flute profile open hole of well lid
State diagram；
Fig. 4 is that the working end of another embodiment of portable drawing device of the invention is opened completely into the flute profile of well lid
State diagram behind hole.
Specific embodiment
Common well lid be band there are two flute profile open hole round manhole cover, and drawing device be exactly by flute profile open hole come
The important tool of well cover for sewer is opened, method generally used now is to make the reinforcing bar of bending by oneself as tool, but this tool is not
Only quality is heavy, inconvenient to carry and inconvenient for operation, and long-time operation is easy to produce muscular fatigue.
Based on this, the present invention provides a kind of portable drawing device, by setting workpiece 1 and connecting component 2 can
Dismantling connection realizes the fractionation between workpiece 1 and connecting component 2, easily portable, and the structure of drawing device is simple, operation
Also more convenient.
With reference to the accompanying drawing, the embodiment of the present invention is further elaborated.
Referring to Fig.1, An embodiment provides a kind of portable drawing devices, comprising: workpiece 1, connection
Component 2 and handheld component 3；The workpiece 1 is detachably connected with connecting component 2；The handheld component 3 and connecting component 2
Connection；The workpiece 1 is provided with protruding for resisting the pulling part of object to be lifted.
In the present embodiment, workpiece 1 is detachably connected with connecting component 2, and drawing device is made during transportation
Enough realize splits, easy to carry；Pulling part can support object to be lifted when drawing device works, and lift operation to realize,
It is simple, convenient.
Referring to Fig. 2, further, another embodiment of the invention additionally provides a kind of portable drawing device, wherein work
Making component 1 includes: pedestal 11, for treating the supporting block 12 and elastomeric element 13 that lifting object is supported；The supporting block
12 be the pulling part, and the elastomeric element 13 is connect with supporting block 12 and pedestal 11 respectively；The supporting block 12 is arranged
There is the block 121 for making it be not more than 90 degree with the axial angle of pedestal 11；The supporting block 12 and the quantity of elastomeric element 13 are extremely
It is less one.
In the present embodiment, supporting block 12 is provided with the block 121 for making it be not more than 90 degree with the axial angle of pedestal, because
It is hinged between supporting block 12 and pedestal, then relative rotation can occur between supporting block 12 and pedestal, block 121
Setting can effectively control rotation angle, guarantee that elastomeric element 13 stretches in the range of elastic deformation, and folder is arranged
Angle can protect supporting block 12 less than 90 degree, avoid being broken, while significantly more efficient can lift well lid.
Referring to Fig. 3 and Fig. 4, when drawing device passes through well lid, supporting block 12 is contacted with well lid, and well lid wall can give supporting block 12
The power of one radial direction shrinks elastomeric element 13, and then supporting block 12 can pass through well lid.Supporting block 12 is completely logical
After crossing well lid, it is restored to the state of natural drawing under the action of elastomeric element 13, at this time up mentions drawing device, well lid will
To the power of 12 1 oblique bottom rights of supporting block, supporting block 12 is flared out.When supporting block 12 and pedestal reach maximum rotation angle
When (elastomeric element 13 does not reach plastic deformation), block 121 and base into contact, pedestal can provide a support force to block
121, drawing device reaches equilibrium state at this time, and user, which can exert a force, lifts well lid.After use, drawing device is allowed to put in well
Lid, until drawing device breaks force balance state, elastomeric element 13 is retracted back to green tensile state.Meanwhile drawing device is whole
It rotates a certain angle, the direction for stretching supporting block 12 is consistent with the direction of flute profile open hole, can smoothly extract drawing device
Without being contacted with well lid wall.
Further, another embodiment of the invention additionally provides a kind of portable drawing device, wherein workpiece 1
It is provided with revolute 14, the revolute 14 and pedestal are hinged.
In the present embodiment, pedestal and revolute 14 are hinged, during user lifts well lid, can make pedestal with
Relative rotation occurs between revolute 14, enables to workpiece 1 and being preferably bonded with well lid, the mode of operation of different angle can
It is enough to meet, make to operate more convenient.
Further, another embodiment of the invention additionally provides a kind of portable drawing device, wherein block 121 is set
It is equipped with the first plane being bonded with supporting block 12, prolongs perpendicular to the second plane of supporting block 12 and along 12 prolonging direction of supporting block
The third plane stretched；Second plane is nearest at a distance from pedestal.
In the present embodiment, second plane nearest apart from pedestal is set perpendicular to supporting block 12, is being revolved in supporting block 12
During turning, block 121 can effectively support supporting block 12, make supporting block 12 and the axial angle of pedestal no more than 90
Degree, prevents rotation angle from spending the generation inelastic deformation of ambassador's elastomeric element 13, causes the damage of elastomeric element 13.
Further, another embodiment of the invention additionally provides a kind of portable drawing device, wherein third plane with
The junction of supporting block 12 is provided with for increasing the first reinforcing rib structure 124 for combining surface intensity.
In the present embodiment, the first reinforcing rib structure 124 can increase the intensity of block 121, anti-stop block 121 and pedestal
Contact process in due to squeeze be broken.
Further, another embodiment of the invention additionally provides a kind of portable drawing device, wherein supporting block 12
Medial surface is set as groove shapes, and the depressed area of the groove is provided with from bottom to top droop for enhancing supporting block
Second reinforcing rib structure 123 of 12 intensity.
In the present embodiment, the second reinforcing rib structure 123 can increase the intensity of supporting block 12, prevent supporting block 12 from pulling out
It is broken during drawing wait lift object.
Further, another embodiment of the invention additionally provides a kind of portable drawing device, wherein elastomeric element 13
It is set as spring and/or torsional spring.
In the present embodiment, the structure of spring and torsional spring is simple, can effectively connect pedestal and supporting block 12, make to support
Block 12 stretches within the scope of the elastic deformation of elastomeric element 13.Wherein torsional spring is to be arranged in the bottom of supporting block 12, and spring is
The position of bottom or more is set, and such position setting can achieve respective maximum elastic effect.
Further, another embodiment of the invention additionally provides a kind of portable drawing device, wherein pedestal is provided with
The mounting groove of supporting block 12 can be fitted into；The first thermoplastic member 111 is provided at the top of the mounting groove.
In the present embodiment, supporting block 12 can be completely fitted in mounting groove, and supporting block 12 is made to enter flute profile unlatching
Contractile range is bigger when hole, and the process of entrance is more smoothly and quick.First thermoplastic member 111 may be configured as sponge or
Rubber plays the role of buffering when can make supporting block 12 close to mounting groove, avoid supporting block 12 inside top and mounting groove it
Between rub, cause wear or rupture.
Further, another embodiment of the invention additionally provides a kind of portable drawing device, wherein supporting block 12 with
The contact surface of object to be lifted is provided with the second thermoplastic member 122.
In the present embodiment, the second thermoplastic member 122 may be configured as sponge or rubber, and be set to supporting block 12 with wait mention
The contact surface of object is drawn, contact surface needs to consider there are three types of situation, the first is the top that contact surface is supporting block 12, second
It is the medial surface of supporting block 12, the third is top and the medial surface of supporting block 12.Second thermoplastic member 122 can play protection
The effect of supporting block 12 completely cuts off and contacts with the direct of object to be lifted, reduces supporting block during lifting object to be lifted
12 abrasion.
Further, another embodiment of the invention additionally provides a kind of portable drawing device, wherein connecting component 2
Including at least two sections of relatively-movable connecting rods.
In the present embodiment, every section of connecting rod may be configured as being threadedly coupled, snap connection or being telescopically connected to, connection type letter
It is single, it is easy to operate, and the setting that relatively moves of connecting rod makes drawing device is more convenient to carry.Being threadedly coupled and snapping connection is
It is connected by way of detachably installing, and being telescopically connected to is flexible combination by between every section of connecting rod.
In addition ,-Fig. 4, another embodiment of the invention additionally provide a kind of portable drawing device referring to Fig.1.This is portable
Formula drawing device includes: workpiece 1, connecting component 2 and handheld component 3；The workpiece 1 detachably connects with connecting component 2
It connects；The handheld component 3 is connect with connecting component 2；The workpiece 1 is provided with protruding for resisting object to be lifted
Pulling part；The workpiece 1 includes: pedestal 11, for treating the supporting block 12 and elastic portion that lift object and be supported
Part 13；The supporting block 12 is the pulling part, and the elastomeric element 13 is connect with supporting block 12 and pedestal 11 respectively；Institute
It states supporting block 12 and is provided with the block 121 for making it be not more than 90 degree with the axial angle of pedestal 11；The supporting block 12 and elasticity
The quantity of component 13 is at least one；The workpiece 1 is provided with revolute 14, and the revolute 14 and pedestal are hinged；Institute
It states block 121 and is provided with the first plane being bonded with supporting block 12, perpendicular to the second plane of supporting block 12 and along supporting block
The third plane that 12 prolonging directions extend；Second plane is nearest at a distance from pedestal；The third plane and supporting block 12
Junction be provided with for increase combine surface intensity the first reinforcing rib structure 124；The medial surface of the supporting block 12 is arranged
For groove shapes, the depressed area of the groove is provided with from bottom to top droop for enhancing the of 12 intensity of supporting block
Two reinforcing rib structures 123；The elastomeric element 13 is set as spring and/or torsional spring；The pedestal, which is provided with, can be fitted into support
The mounting groove of block 12；The first thermoplastic member 111 is provided at the top of the mounting groove；The supporting block 12 and object to be lifted
Contact surface is provided with the second thermoplastic member 122；The connecting component 2 includes at least two sections of relatively-movable connecting rods.
In the present embodiment, supporting block 12 is provided with the block 121 for making it be not more than 90 degree with the axial angle of pedestal, and
Second plane nearest apart from pedestal of block 121 is set perpendicular to supporting block 12, then opposite rotation occurs for supporting block 12 and pedestal
During turning, block 121 can effectively control supporting block 12 and rotate angle, guarantee elastomeric element 13 in elastically-deformable model
Enclose it is interior stretch, and angle is set less than 90 degree can protect supporting block 12, avoid being broken, while can be more efficient
Lift well lid.
The depressed area and third plane of 12 groove of supporting block and the junction of supporting block 12 are provided with reinforcing rib structure,
Reinforcing rib structure can increase the intensity of supporting block 12 and block 121, prevent supporting block 12 from pulling the mistake supported with block 121
It is broken in journey.
Pedestal is provided with the mounting groove that can be fitted into supporting block 12, keeps supporting block 12 shrinkable when entering flute profile open hole
Range it is bigger, the process of entrance is more smoothly and quick.
First thermoplastic member 111 and the second thermoplastic member 122 may be configured as sponge or rubber.First thermoplastic member 111 makes
There is buffering when supporting block 12 is close to mounting groove, avoid rubbing between the inside top and mounting groove of supporting block 12,
It causes to wear or rupture.Second thermoplastic member 122 is arranged on the contact surface of supporting block 12 and object to be lifted, and contact surface has three
Kind of situation needs to consider, the first is the top that contact surface is supporting block 12, is for second the medial surface of supporting block 12, the third
It is top and the medial surface of supporting block 12.Second thermoplastic member 122 can play the role of protect supporting block 12, isolation with wait mention
The direct contact of object is drawn, the abrasion of the supporting block 12 during lifting object to be lifted is reduced.
Elastomeric element 13 is set as spring and/or torsional spring, and structure is simple, can effectively connect pedestal and supporting block 12,
Stretch supporting block 12 within the scope of the elastic deformation of elastomeric element 13.Wherein torsional spring is to be arranged in the bottom of supporting block 12,
Spring is the position that bottom or more is arranged in, and such position setting can achieve respective maximum elastic effect.
Every section of connecting rod may be configured as being threadedly coupled, snap connection or being telescopically connected to, and connection type is simple, easy to operate.
Being threadedly coupled and snapping connection is to be connected by way of detachably installing, and being telescopically connected to is by between every section of connecting rod
Flexible combination, this relatively-movable setting of connecting rod make drawing device is more convenient to carry.Workpiece 1 and connecting component 2 can
Dismantling connection, and every section of connecting rod can relatively move, and make to can be realized fractionation and combination during transportation to drawing device, be convenient for
It carries.
Pedestal and revolute 14 are hinged, during user lifts well lid, can make between pedestal and revolute 14
Relative rotation occurs, enables to workpiece 1 and being preferably bonded with well lid, the mode of operation of different angle can meet, and make to grasp
Make more convenient.
When drawing device passes through well lid, supporting block 12 is contacted with well lid, and well lid wall can give 12 1 radial directions of supporting block
Power elastomeric element 13 is shunk, and then supporting block 12 can pass through well lid.After supporting block 12 passes through well lid completely, in bullet
It is restored to the state of natural drawing under the action of property component 13, at this time up mentions drawing device, well lid will give supporting block 12 1
The power of a oblique bottom right, supporting block 12 are flared out.(the elastomeric element 13 when supporting block 12 and pedestal reach maximum rotation angle
Do not reach plastic deformation), block 121 and base into contact, pedestal can provide a support force to block 121, at this time drawing device
Reach equilibrium state, user, which can exert a force, lifts well lid.After use, drawing device is allowed to put in well lid, until drawing device is beaten
Broken force balance state, elastomeric element 13 are retracted back to green tensile state.Meanwhile drawing device rotates integrally certain angle,
The direction for stretching supporting block 12 is consistent with the direction of flute profile open hole, can smoothly extract drawing device without connecing with well lid wall
Touching.
It is to be illustrated to preferable implementation of the invention, but the invention is not limited to above-mentioned embodiment party above
Formula, those skilled in the art can also make various equivalent variations on the premise of without prejudice to spirit of the invention or replace
It changes, these equivalent deformations or replacement are all included in the scope defined by the claims of the present application.
Claims (10)
1. a kind of portable drawing device, it is characterised in that: include: workpiece (1), connecting component (2) and handheld component (3)；
The workpiece (1) is detachably connected with connecting component (2)；The handheld component (3) connect with connecting component (2)；It is described
Workpiece (1) is provided with protruding for resisting the pulling part of object to be lifted.
2. a kind of portable drawing device according to claim 1, it is characterised in that: the workpiece (1) includes: pedestal
(11), for treating the supporting block (12) and elastomeric element (13) that lifting object is supported；The supporting block (12) is institute
The pulling part stated, the elastomeric element (13) connect with supporting block (12) and pedestal (11) respectively；Supporting block (12) setting
There is the block (121) for making it be not more than 90 degree with the axial angle of pedestal (11)；The supporting block (12) and elastomeric element (13)
Quantity be at least one.
3. a kind of portable drawing device according to claim 2, it is characterised in that: the workpiece (1) is provided with rotation
Turn secondary (14), the revolute (14) and pedestal (11) are hinged.
4. a kind of portable drawing device according to claim 2, it is characterised in that: the block (121) is provided with and props up
First plane of bracer (12) fitting extends perpendicular to the second plane of supporting block (12) and along supporting block (12) prolonging direction
Third plane；Second plane is nearest at a distance from pedestal (11).
5. a kind of portable drawing device according to claim 4, it is characterised in that: the third plane and supporting block (12)
Junction be provided with for increase combine surface intensity the first reinforcing rib structure (124).
6. a kind of portable drawing device according to claim 2, it is characterised in that: the medial surface of the supporting block (12) is set
Groove shapes are set to, the depressed area of the groove is provided with from bottom to top droop for enhancing supporting block (12) intensity
The second reinforcing rib structure (123).
7. a kind of portable drawing device according to claim 2, it is characterised in that: the elastomeric element (13) is set as bullet
Spring and/or torsional spring.
8. a kind of portable drawing device according to claim 2, it is characterised in that: the pedestal (11) is provided with can be embedding
Close the mounting groove of supporting block (12)；The first thermoplastic member (111) are provided at the top of the mounting groove.
9. a kind of portable drawing device according to claim 2, it is characterised in that: the supporting block (12) and object to be lifted
The contact surface of part is provided with the second thermoplastic member (122).
10. a kind of portable drawing device according to claim 1, it is characterised in that: the connecting component (2) includes at least
Two sections of relatively-movable connecting rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811522959.6A CN109553045A (en) | 2018-12-12 | 2018-12-12 | A kind of portable drawing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811522959.6A CN109553045A (en) | 2018-12-12 | 2018-12-12 | A kind of portable drawing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109553045A true CN109553045A (en) | 2019-04-02 |
Family
ID=65869788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811522959.6A Pending CN109553045A (en) | 2018-12-12 | 2018-12-12 | A kind of portable drawing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109553045A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112239188A (en) * | 2020-09-21 | 2021-01-19 | 呼和浩特中燃城市燃气发展有限公司 | Well lid opening machine |
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|---|---|---|---|---|
| FR2549872A1 (en) * | 1983-07-27 | 1985-02-01 | Rouchon Gabriel | Device for unplugging, holding and manipulating manhole covers. |
| CN2685489Y (en) * | 2004-01-29 | 2005-03-16 | 冷定刚 | Opening handle for inspection well cover |
| CN203890025U (en) * | 2014-06-16 | 2014-10-22 | 无锡市政设计研究院有限公司 | Portable simple single pole type well lid remover |
| CN105401603A (en) * | 2015-12-15 | 2016-03-16 | 天津一橙泽恒环保科技发展有限公司 | Simple fire protection well lid opener |
| CN105645326A (en) * | 2016-03-22 | 2016-06-08 | 国网山东省电力公司高唐县供电公司 | Lifting device for cable manhole cover |
| CN205530364U (en) * | 2016-03-28 | 2016-08-31 | 湖北冠唯井盖科技有限公司 | Open convenient theftproof type inspection shaft lid |
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| FR2549872A1 (en) * | 1983-07-27 | 1985-02-01 | Rouchon Gabriel | Device for unplugging, holding and manipulating manhole covers. |
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| CN206015727U (en) * | 2016-08-05 | 2017-03-15 | 王东岳 | A kind of cesspool cover extractor |
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| Title |
|---|
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112239188A (en) * | 2020-09-21 | 2021-01-19 | 呼和浩特中燃城市燃气发展有限公司 | Well lid opening machine |
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