CN208441452U - Scaffold safe block button - Google Patents
Scaffold safe block button Download PDFInfo
- Publication number
- CN208441452U CN208441452U CN201820816912.XU CN201820816912U CN208441452U CN 208441452 U CN208441452 U CN 208441452U CN 201820816912 U CN201820816912 U CN 201820816912U CN 208441452 U CN208441452 U CN 208441452U
- Authority
- CN
- China
- Prior art keywords
- voussoir
- pressing plate
- block
- anchor ear
- pedestal
- 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.)
- Active
Links
Landscapes
- Ladders (AREA)
Abstract
The utility model relates to a kind of scaffold safe block buttons, major design main points are, including two anchor ears, anchor ear includes pedestal and pressing plate, the pedestal of two anchor ears is oppositely arranged, and pin shaft is provided between two pedestals, two pedestals are freely rotated, pressing plate is crescent shaped, one end of pressing plate is hinged on pedestal, pedestal is hinged with screw rod in separate one end with the hinge joint of pressing plate, block is arranged in one end on pressing plate far from hinge joint, U-shaped mouth is offered on block, screw rod end thread is connected with nut, there is an inside to be provided with multiple voussoirs in described two anchor ears, the cross section of voussoir is right angled triangle, inner wall of the bevel edge of voussoir towards anchor ear, the position for being located at voussoir on the inside of anchor ear offers caulking groove, voussoir is stuck in caulking groove, caulking groove bottom is provided with the inclined surface parallel with the bevel edge of voussoir.The utility model has the active force improved between buckle and upright bar, prevents buckle from sliding from upright bar.
Description
Technical field
The utility model relates to a kind of scaffold, in particular to a kind of scaffold safe block button.
Background technique
Scaffold is to guarantee that each work progress is gone on smoothly and is set up workbench, scaffold generally use steel pipe
It builds to be formed, buckle is connected between steel pipe and steel pipe, buckle, which includes two, to be wrapped with the anchor ear of relative rotation, each anchor ear
Pedestal and pressing plate are included, pressing plate and pedestal formation encircle structure, is stuck in anchor ear on steel pipe.
When scaffold is built, multiple upright bars and cross bar are generally included, upright bar is vertically arranged with cross bar, and is had on cross bar
When can set up workbench, facilitate staff to walk.Two anchor ear axis are mutually perpendicular in buckle between upright bar and cross bar,
And it is located at the pressure downward by staff of the anchor ear in upright bar, so that the holding force request to anchor ear is big, and it is existing
Snap effect power in upright bar is provided by the enclasping force of anchor ear, but enclasping force is generally determined by staff to pedestal and pressing plate
Between nut screwing force, if the screwing force of staff is insufficient, so that buckle be made to glide along upright bar, to staff with
Come dangerous.
Utility model content
The purpose of this utility model is to provide a kind of scaffold safe block buttons, have and improve between buckle and upright bar
Active force prevents buckle from sliding from upright bar.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of scaffold safe block button, including two anchor ears, anchor ear include pedestal and pressing plate, and the pedestal of two anchor ears is opposite
Setting, and pin shaft is provided between two pedestals, two pedestals are freely rotated, and pressing plate is crescent shaped, and one end of pressing plate is hinged
On pedestal, pedestal is hinged with screw rod in separate one end with the hinge joint of pressing plate, and one end far from hinge joint is arranged on pressing plate
Block offers U-shaped mouth on block, and screw rod end thread is connected with nut, has an inside to be provided in described two anchor ears
Multiple voussoirs, the cross section of voussoir are right angled triangle, and for the bevel edge of voussoir towards the inner wall of anchor ear, anchor ear inside is located at voussoir
Position offers caulking groove, and voussoir is stuck in caulking groove, and caulking groove bottom is provided with the inclined surface parallel with the bevel edge of voussoir.
By using above-mentioned technical proposal, when installation, two anchor ears are embraced in upright bar and cross bar respectively, and with voussoir
Anchor ear is mounted in upright bar, and anchor ear is embraced in upright bar or cross bar by pressing plate and pedestal, then passes through the connection of nut and screw rod, spiral shell
Bar is stuck in U-shaped mouth, is against nut on block, so that fixed anchor ear, is located at the inside of anchor ear in voussoir, voussoir is attached to upright bar
On, when anchor ear is subject to downward force, the inclined surface of caulking groove is pressed against the bevel edge of voussoir, and voussoir is made to generate the radial direction for clamping upright bar
Power prevents the landing of buckle to be stuck in the active force in upright bar after improving card.
The utility model is further arranged to: the two sides of the caulking groove offer pit, and the two sides of voussoir are provided with convex block,
Convex block reaches in pit, and convex block circumferential size is less than the circumferential size of pit.
By using above-mentioned technical proposal, the two sides of caulking groove open up pit, and two sides just are provided with convex block in voussoir, convex
Block reaches in pit, and when opening hoop, convex block is blocked in pit user of service, thus prevent voussoir from falling down from anchor ear,
Facilitate use the next time of anchor ear, avoids the loss of voussoir.
The utility model is further arranged to: the voussoir is arranged to arc surface towards in the middle part of anchor ear on one side.
By using above-mentioned technical proposal, voussoir is towards in the middle part of anchor ear when being arranged to arc surface on one side, arc surface and vertical
It draws the area of touching more when bar is bonded, increases the frictional force between upright bar.
The utility model is further arranged to: being provided with a plurality of lateral anti-skid chequer on the arc surface on vertical direction.
By using above-mentioned technical proposal, anti-skid chequer is arranged when on arc surface, passes through the outer wall phase of anti-skid chequer and upright bar
Interaction improves the frictional force of anchor ear.
The utility model is further arranged to: the transversal cross-section of the anti-skid chequer is right angled triangle, and wherein one it is straight
The arm of angle is perpendicular to arc surface.
By using above-mentioned technical proposal, anti-skid chequer is arranged to right angled triangle, on the one hand anti-skid chequer is contacted with upright bar
When, it can preferably be stuck on the outer wall of upright bar, on the other hand increase the intensity of anti-skid chequer.
The utility model is further arranged to: the hypotenuse of the voussoir cross section and the angle of vertical edge are less than 30
Degree.
By using above-mentioned technical proposal, the hypotenuse of the cross section of voussoir and the angle of vertical edge make less than 30 degree
When the voussoir active force downward by anchor ear, downward active force can be more assigned to horizontal direction, further increased
Clamping force of the voussoir to upright bar.
The utility model is further arranged to: be cased with spring shim on the screw rod, spring shim for be pressed in nut with
Between block.
By using above-mentioned technical proposal, be cased with spring shim on screw rod, anchor ear to together when, spring shim pad exists
Under nut, prevent when anchor ear is slided along the bevel edge of voussoir upward or downward, nut is loosened from screw rod.
The utility model is further arranged to: the block is provided with protrusion far from one end of pressing plate, and protrusion is located at nut
Squeeze block, the one side of block stress.
By using above-mentioned technical proposal, protrusion is arranged on block, and keeps off in the position of nut, to prevent screw rod
Deviate from out of U-shaped mouth, improves the safety of anchor ear.
In conclusion the utility model has the following beneficial effects:
1. by the way that the voussoir inside anchor ear is arranged in, in anchor ear stress, the power that voussoir is subject to makes voussoir squeeze upright bar, from
And the active force between voussoir and upright bar being improved, and when the increase of anchor ear stress, the active force that voussoir squeezes upright bar also increases, from
And improve the safety of buckle；
2. the angle between the bevel edge and vertical edge that pass through setting voussoir cross section is less than 30 degree, the power for being subject to voussoir is more
Be assigned to voussoir clamp upright bar direction, further increase the active force between anchor ear and upright bar, improve the safety of buckle.
Detailed description of the invention
Fig. 1 is the attachment structure schematic diagram of scaffold safe block button Yu upright bar and cross bar；
Fig. 2 is the perspective view of scaffold safe block button；
Fig. 3 is the opening state schematic diagram of anchor ear；
Fig. 4 is the cross-sectional view in the direction Figure 1A-A.
In figure, 1, upright bar；2, cross bar；3, anchor ear；31, pedestal；32, pressing plate；321, block；322, U-shaped mouth；323, convex
It rises；33, pin shaft；4, screw rod；5, spring washer；6, nut；7, voussoir；71, arc surface；72, anti-skid chequer；73, convex block；8, embedding
Slot；81, inclined surface；82, pit.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.The wherein identical attached drawing of identical components
Label indicates.It should be noted that word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to
It is the direction in attached drawing 1, word " bottom surface " and " top surface ", "inner" and "outside" are referred respectively to towards or away from particular elements geometry
The direction at center.
A kind of scaffold safe block button, with reference to Fig. 1, for being mounted between the upright bar 1 of scaffold and cross bar 2, including two
A anchor ear 3, upright bar 1 are vertically arranged with cross bar 2, and two anchor ears 3 are embraced respectively in upright bar 1 and cross bar 2, and cross bar 2 is by downward
Power when, cross bar 2 is transmitted in upright bar 1 by two anchor ears 3, and upright bar 1 is generally supported on ground.
With reference to Fig. 2, anchor ear 3 includes pedestal 31 and pressing plate 32, and the pedestal 31 of two anchor ears 3 is oppositely arranged, and at two
Pin shaft 33 is provided between pedestal 31, two pedestals 31 are freely rotated on lock shaft, and pressing plate 32 is crescent shaped, 32 one end of pressing plate hinge
It connects on pedestal 31, the other end is provided with block 321, and U-shaped mouth 322 is offered on block 321；It is cut with scissors on pedestal 31 far from pressing plate 32
The side of contact is provided with screw rod 4, and screw rod 4 is hinged on pedestal 31.The rotation of pressing plate 32 forms annular with pedestal 31 and embraces in upright bar 1
Or when on cross bar 2, it is stuck in U-shaped mouth 322 by screw rod 4, is connected with nut 6, nut 6 and block in the end thread of screw rod 4
Spring washer 5 is provided between 321, tightening nut 6 is stuck in anchor ear 3 on upright bar 1 or cross bar 2.It is provided on block 321 convex
323 are played, protrusion 323 is located at side of the block 321 far from pressing plate 32, and convex block 73 is located at the one side that nut 6 squeezes block 321
On, nut 6 is kept off by protrusion 323, prevents screw rod 4 from skidding off U-shaped mouth 322.
With reference to Fig. 3 and Fig. 4, when in order to keep the anchor ear 3 being located in upright bar 1 subject to downward force, anchor ear 3 rubs to upright bar 1
It wipes power to increase, is evenly arranged with multiple voussoirs 7 on the 3 inside circumference direction of anchor ear for embracing upright bar 1, corresponds to wedge on anchor ear 3
The position of block 7 offers caulking groove 8, and voussoir 7 is mounted in caulking groove 8.The cross section of voussoir 7 is right angled triangle, and triangle
Bevel edge is provided with the inclined surface 81 parallel with hypotenuse in the bottom of caulking groove 8 towards caulking groove 8, when anchor ear 3 by
Under power when, inclined surface 81 squeeze voussoir 7, make voussoir 7 squeeze upright bar 1 outer wall, to improve the friction of anchor ear 3 Yu upright bar 1
Power.
With reference to Fig. 3, voussoir 7 is arranged to arc surface 71,71 radius of arc surface and upright bar 1 close to 3 center of anchor ear on one side
The half of diameter makes arc surface 71 preferably be bonded the outer wall of upright bar 1, in order to make between arc surface 71 and the outer wall of upright bar 1
Frictional force is higher.The hypotenuse of 7 cross section of voussoir and the angle of vertical edge are less than 30 degree, thus by downward
When power, there is bigger power to be directed toward upright bar 1.A plurality of anti-skid chequer 72 is provided on arc surface 71, anti-skid chequer 72 is laterally arranged, and
It is uniformly arranged in the vertical direction.Cross section for anti-skid chequer 72 is right angled triangle, an and right angle of right angled triangle
While perpendicular to arc surface 71.
With reference to Fig. 3, the two sides of voussoir 7 are provided with convex block 73, offer pit 82 in corresponding 8 two sides of caulking groove of convex block 73,
Convex block 73 is extend into pit 82, and the size of 73 circumferential direction of convex block is less than the circumferential size of pit 82, enables convex block 73 recessed
It is moved in hole 82.If dismantle anchor ear 3, voussoir 7 is stuck in pit 82 by convex block 73, prevents voussoir 7 from losing.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (8)
1. a kind of scaffold safe block button, including two anchor ears (3), anchor ear (3) includes pedestal (31) and pressing plate (32), and two are embraced
The pedestal (31) of hoop (3) is oppositely arranged, and is provided with pin shaft (33) between two pedestals (31), and two pedestals (31) freely turn
Dynamic, pressing plate (32) is crescent shaped, and one end of pressing plate (32) is hinged on pedestal (31), and pedestal (31) is separate with pressing plate (32)
One end of hinge joint is hinged with screw rod (4), and block (321) are arranged in one end on pressing plate (32) far from hinge joint, on block (321)
It offers U-shaped mouth (322), screw rod (4) end thread is connected with nut (6), it is characterised in that: have in described two anchor ears (3)
One inside is provided with multiple voussoirs (7), and the cross section of voussoir (7) is right angled triangle, and the bevel edge of voussoir (7) is towards anchor ear
(3) inner wall, the position that anchor ear (3) inside is located at voussoir (7) offer caulking groove (8), and voussoir (7) is stuck in caulking groove (8), caulking groove
(8) bottom is provided with the inclined surface (81) parallel with the bevel edge of voussoir (7).
2. scaffold safe block button according to claim 1, it is characterised in that: the two sides of the caulking groove (8) offer recessed
It cheats (82), the two sides of voussoir (7) are provided with convex block (73), and convex block (73) reaches in pit (82), and the circumferential ruler of convex block (73)
The very little circumferential size less than pit (82).
3. scaffold safe block button according to claim 2, it is characterised in that: the voussoir (7) is towards in the middle part of anchor ear (3)
Be arranged to arc surface (71) on one side.
4. scaffold safe block button according to claim 3, it is characterised in that: on the arc surface (71) on vertical direction
It is provided with a plurality of lateral anti-skid chequer (72).
5. scaffold safe block button according to claim 4, it is characterised in that: the transversal cross-section of the anti-skid chequer (72) is
Right angled triangle, and wherein a right-angle side perpendicular to arc surface (71).
6. scaffold safe block button according to claim 1, it is characterised in that: the triangle of voussoir (7) cross section
The angle of bevel edge and vertical edge is less than 30 degree.
7. scaffold safe block button according to claim 1, it is characterised in that: it is cased with spring shim on the screw rod (4),
Spring shim is for being pressed between nut (6) and block (321).
8. scaffold safe block button according to claim 7, it is characterised in that: the block (321) is far from pressing plate (32)
One end be provided with raised (323), raised (323) are located at nut (6) extruding block (321), the one side of block (321) stress.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820816912.XU CN208441452U (en) | 2018-05-29 | 2018-05-29 | Scaffold safe block button |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820816912.XU CN208441452U (en) | 2018-05-29 | 2018-05-29 | Scaffold safe block button |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208441452U true CN208441452U (en) | 2019-01-29 |
Family
ID=65091330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820816912.XU Active CN208441452U (en) | 2018-05-29 | 2018-05-29 | Scaffold safe block button |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208441452U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110541559A (en) * | 2019-09-17 | 2019-12-06 | 广州中石科技有限公司 | Detain pole subassembly and cat ladder |
| CN110644771A (en) * | 2019-08-26 | 2020-01-03 | 滁州金诚金属制品有限公司 | Scaffold connecting buckle |
| CN115075579A (en) * | 2022-05-30 | 2022-09-20 | 中煤建工集团有限公司 | Simple and easy support of long-size ALC wallboard of movable |
-
2018
- 2018-05-29 CN CN201820816912.XU patent/CN208441452U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110644771A (en) * | 2019-08-26 | 2020-01-03 | 滁州金诚金属制品有限公司 | Scaffold connecting buckle |
| CN110541559A (en) * | 2019-09-17 | 2019-12-06 | 广州中石科技有限公司 | Detain pole subassembly and cat ladder |
| CN115075579A (en) * | 2022-05-30 | 2022-09-20 | 中煤建工集团有限公司 | Simple and easy support of long-size ALC wallboard of movable |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208441452U (en) | Scaffold safe block button | |
| US10035028B1 (en) | Emergency descender device | |
| CA2813658C (en) | Screw head and tool for use therewith | |
| CN205297096U (en) | Door stopper | |
| CN205858764U (en) | A kind of electric fan and upper down tube Su Jin mechanism | |
| CN206214015U (en) | Dust suction device assembly | |
| CN204072001U (en) | A kind of two steel ball positioners for rotary mop | |
| CN105476577A (en) | Double-steel ball position clip device for rotary mop | |
| CN205744817U (en) | Hands the turn of the screw | |
| CN209172846U (en) | A kind of gerontology auxiliary walking device | |
| CN208257023U (en) | A kind of quick connecting interface of the USB of computer peripherals | |
| US2429678A (en) | Roller skate | |
| CN203931476U (en) | Violoncello is supporting the thin end of the scroll | |
| CN104369153B (en) | A kind of office building electricity-saving lamp quick replacement device | |
| CN208903895U (en) | Button switch | |
| US1741015A (en) | Oyster opener | |
| CN207326721U (en) | A kind of titanium tube end grinding head | |
| CN105926226B (en) | Tooth plate regulating device on a kind of framing shaping machine edge spreader | |
| CN206957430U (en) | A kind of bus boot hinge | |
| CN208734061U (en) | Foot hand safety buckle structure | |
| CN206151391U (en) | Can improve life's carousel formula mop head | |
| CN205605595U (en) | Thread brace rod about double -end convenient to installation | |
| CN209781407U (en) | Fixed-point anti-sideslip screw | |
| CN218699031U (en) | Hair repair device with tool bit connected with machine body | |
| CN211053554U (en) | Hardware screwdriver |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |