CN205314522U - Prevent weighing down arresting gear - Google Patents
Prevent weighing down arresting gear Download PDFInfo
- Publication number
- CN205314522U CN205314522U CN201520962207.7U CN201520962207U CN205314522U CN 205314522 U CN205314522 U CN 205314522U CN 201520962207 U CN201520962207 U CN 201520962207U CN 205314522 U CN205314522 U CN 205314522U
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- CN
- China
- Prior art keywords
- guide rail
- block
- fixing
- brake unit
- base
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The utility model discloses a prevent weighing down arresting gear, include fixing base (1), attach wall support and guide rail (5) the one end symmetry of fixing base (1) is equipped with two deflector (12), every all be equipped with two pulley (13) on deflector (12), four pulley (13) and guide rail (5) sliding connection, guide rail (5) are gone up the equidistance and have been set firmly pin (56), be equipped with arresting gear on fixing base (1), be equipped with two curb plate (51) on attaching wall, wear to be equipped with pivot (52) between two curb plates be equipped with connecting rod (53) on pivot (52), connecting rod (53) are gone up the cover and are equipped with vaulting pole (54), be equipped with bracer (55) on vaulting pole (54). The utility model discloses simple structure, simple operation, small, can play automatic prevent to topple and fall, effect that rapid stop equipment moved.
Description
Technical field
This utility model relates to automobile manufacturing field, particularly to a kind of change speed gear box drag-line back of the body box.
Background technology
Tool type scaffold is a kind of scaffold not landed, and is attached on the exterior wall of building, meets Structural Engineering and the decoration of exterior wall construction instructions for use to the section construction of scaffold, widely used in order to high-building construction. The lifting of scaffold body is realized by its elevating movement by electric block. Its lifting must realize by pre-buried wall-attached supporting seat on the wall, and roller before is that installation is detachable, and this makes guide wheel very easily occur damage when support body lifts and then cause security incident; Additionally, the engineering field such as existing building, machinery all refers to equipment or equipment and personnel exist high aerial situation about running and use simultaneously, and when normally using and run, the speed of service of its raising and lowering is all relatively slowly, if but the situation that generation equipment falls downwards, can occur quickly falling phenomenon because of acceleration of gravity principle, can cause casualties and the security incident such as device damage.
Utility model content
The technical problems to be solved in the utility model there is provided that a kind of energy is anti-fall, the brake unit of overturn-preventing.
The technical solution of the utility model is as follows:
A kind of anti-fall brake unit, including fixing seat, wall-attached supporting seat and guide rail, it is arranged with two guide plates in one end of described fixing seat, each described guide plate is equipped with two pulleys, four described pulleys are symmetrical arranged in opposite directions, the wheel face of each described pulley is interior low outer high inclined-plane, and four described pulleys are arranged on the both sides of guide rail and are connected with slide, and described guide rail is equidistantly installed with pin;
Described fixing seat is provided with brake unit, described brake unit includes base and centering block, the upper surface of described base is arranged with two fixed blocks, and two described fixed blocks are arranged with two through holes, and the upper surface of each described fixed block is equipped with a projection; Described centering block includes the first inclined-plane and the second inclined-plane, it is provided with arc section between two inclined-planes, on this centering block, one end of arc section is provided with connecting hole, described centering block is fixed between two fixed blocks by latch, centering block can rotate around latch, also being arranged with two blocks on described centering block, two described blocks abut fixing with the projection of respective side; Being provided with limit spring between described fixing seat and base, be provided with the first limited block on described fixing seat, described first limited block abuts with the correspondence position of base;
Being provided with two side plates on described wall-attached supporting seat, be equipped with rotating shaft between two side plates, be provided with connecting rod in described rotating shaft, described connecting rod is arranged with strut, described strut is provided with bracer, and described bracer is provided with notch.
Adopt above structure, guide rail is not when moving, the notch of bracer abuts fixing with pin, can first prevent guide rail from dropping, add the pulley on two guide plates and lay respectively at the both sides of guide rail, the inclined-plane of two side rollers one end in opposite directions is relatively low, pulley is higher towards the inclined-plane of correspondence position guide plate one end, such pulley is in the process that guide rail rises or falls, its rolling is directed towards one end that inclined-plane is low all the time, the i.e. middle part of two side rollers, owing to pulley is fixing, therefore, guide rail can be touched well during pulley rolling, and make the wheel face of pulley fit more firm with guide rail contacting surface, when fixing seat is fixing, guide rail difficult drop-off and topple, under normal circumstances, the lower end of fixing seat is fixing connects base, two fixed blocks are arranged down, latch is fed through the through hole on fixed block and the connecting hole on centering block, making centering block be rotatably connected on fixed block, fixing limit spring between seat and base ensures that base keeps level, now, the upper surface of base abuts braking with the pin on track, keeps guide rail in the vertical direction static, when guide rail rises, guide track block below base moves, abut the first inclined-plane of centering block, owing to leaving gap between the second inclined-plane and the base of centering block, centering block rotates counterclockwise, until the second inclined-plane abuts base, now guide rail is in continuing rising, base also rotates therewith counterclockwise, limit spring is shunk, until the guide rail pin of correspondence position moves to above base, now, limit spring resilience, base and centering block are all rotated clockwise, when base and the first limited block abut, on centering block, the block of both sides also abuts on the projection of respective side simultaneously, base keeps level again, the guide rail pin of mobile correspondence position up keeps abutting with the upper surface of base, now, the pin of correspondence position is abutted again with the notch on strut, it is further ensured that track will not landing downwards, simple in construction, it is convenient to dismount, applied widely.
In order to be better protected from track tenesmus, as preferably, the external part at described strut is arranged with two bracers, and each described bracer is all protruding, and the described external part of bracer is provided with " u "-shaped notch; The described " u "-shaped notch of bracer abuts fixing with the pin of correspondence position.
The different interval of track and pin in order to adapt to different size is arranged, and as preferably, being provided with one section of external screw thread on described strut, this external screw thread is bolted with the second limited block, and described second limited block abuts fixing with strut.
More smooth and easy in order to make guide track block move in uphill process, reduce moving resistance, as preferably, same one end of two described fixed blocks is equipped with up-narrow and down-wide intermediate incline.
For the ease of fixing limit spring, as preferably, the same one end on described fixing seat and fixed block is equipped with a fixing hole, and the two ends of described limit spring are connected fixing respectively with the fixing hole of corresponding end.
In order to simplify production, as preferably, described base and projection are made for casting is one-body molded; Described centering block and block are made for casting is one-body molded.
Beneficial effect: this utility model simple in construction, simple operation, volume are little, can play the effect being automatically prevented from toppling and fall, quick arrestment runs.
Accompanying drawing explanation
Fig. 1 structural representation of the present utility model.
Fig. 2 is result of use figure of the present utility model.
Fig. 3 is the structural representation of fixing seat, guide plate and pulley.
Fig. 4 is the mounting structure schematic diagram of bearing and centering block.
Fig. 5 is the left view of Fig. 4.
Fig. 6 is the structural representation of strut and bracer.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, Figure 2 and Figure 3, this utility model is by fixing seat 1, wall-attached supporting seat (sign) and guide rail 5, it is arranged with two guide plates 12 in one end of described fixing seat 1, each described guide plate 12 is equipped with two pulleys 13, four described pulleys 13 are symmetrical arranged in opposite directions, the wheel face of each described pulley 13 is interior low outer high inclined-plane, and four described pulleys 13 are arranged on the both sides of guide rail 5 and are slidably connected with guide rail 5, and described guide rail 5 is equidistantly installed with pin 56.
As shown in Figure 1, Figure 2, shown in Fig. 4 and Fig. 5, described brake unit includes base 21 and centering block 22, is provided with the first limited block 11 on described fixing seat 1, and described first limited block 11 abuts fixing with the correspondence position of base 21; The upper surface of described base 21 is arranged with two fixed blocks 23, same one end of two described fixed blocks 23 is equipped with up-narrow and down-wide intermediate incline, being arranged with two through holes on two described fixed blocks 23, the upper surface of each described fixed block 23 is equipped with an integrated projection 24 of casting.
Described centering block 22 includes the first inclined-plane 31 and the second inclined-plane 32, it is provided with arc section 33 between two inclined-planes, on this centering block 22, one end of arc section 33 is provided with connecting hole, described centering block 22 is fixed between two fixed blocks 23 by latch 26, centering block 22 can rotate around latch 26, also being arranged with two integrated blocks 25 of casting on described centering block 22, two described blocks 25 abut fixing with the projection 24 of respective side.
Same one end on described fixing seat 1 and fixed block 23 is equipped with a fixing hole, and the two ends of described limit spring 4 are connected fixing respectively with the fixing hole of corresponding end.
As shown in Figure 1, Figure 2 with shown in Fig. 6, described wall-attached supporting seat is provided with two side plates 51, it is equipped with rotating shaft 52 between two side plates, described rotating shaft 52 is provided with connecting rod 53, described connecting rod 53 is arranged with strut 54, being provided with one section of external screw thread on described strut 54, this external screw thread is bolted with the second limited block 6, described second limited block 6 abuts fixing with strut 54; External part at described strut 54 is arranged with two bracers 55, and each described bracer 55 is all protruding, and the described external part of bracer 55 is provided with " u "-shaped notch; The described " u "-shaped notch of bracer 55 abuts fixing with the pin 56 of correspondence position.
Using method of the present utility model is as follows:
As shown in Fig. 1 to Fig. 6, guide rail 5 is not when moving, the notch of bracer 55 abuts fixing with pin 56, can first prevent guide rail 5 from dropping, add the pulley 13 on two guide plates 12 and lay respectively at the both sides of guide rail 5, the inclined-plane of two side roller 13 one end in opposite directions is relatively low, pulley 13 is higher towards the inclined-plane of correspondence position guide plate 12 one end, such pulley 13 is in the process that guide rail rises or falls, its rolling is directed towards one end that inclined-plane is low all the time, the i.e. middle part of two side rollers 13, owing to pulley 13 is fixing, therefore, guide rail 5 can be touched well when pulley 13 rolls, and make the wheel face of pulley 13 fit more firm with guide rail 5 contact surface, when fixing seat 1 is fixing, guide rail 5 difficult drop-off and topple.
When not moving, the lower end of fixing seat 1 is fixing connects base 21, two fixed blocks 23 are arranged down, latch 24 is fed through the through hole on fixed block 23 and the connecting hole on centering block 22, makes centering block 22 be rotatably connected on fixed block 23, fixes the limit spring 4 between seat 1 and base 21 and projection 24 is spacing to the abutting of block 25, ensure that base 21 keeps level, now, the upper surface of base abuts braking with the pin 56 on guide rail 5, keeps guide rail in the vertical direction static.
When guide rail rises, guide track block below base 21 moves, abut the first inclined-plane 31 of centering block 22, owing to leaving gap between the second inclined-plane 32 and the base 21 of centering block 22, centering block 22 entirety rotates counterclockwise centered by the connecting hole at arc section 33 place, until the second inclined-plane 32 abuts base 21, now guide rail is in continuing rising, base 21 also rotates therewith counterclockwise, limit spring 4 is shunk, until the guide rail pin of correspondence position moves to above base 21, now, limit spring 4 resilience, base 21 and centering block 22 are all rotated clockwise, when base 21 abuts with the first limited block 11, when on centering block 22, the block 24 of both sides abuts on the projection 25 of respective side, base 21 keeps level again, the guide rail pin of mobile correspondence position up keeps abutting with the upper surface of base 21, it is rapidly completed braking to stop, make the guide rail 5 that moves into place will not landing downwards, now, according to the height that track 5 rises or falls, the external screw thread of connecting rod 53 regulates the position of the second limited block 6, make on strut 54 " " shape notch can abut fixing U with the pin 56 of correspondence position, it is further ensured that guide rail 5 will not landing downwards.
It is consistent with prior art that this utility model does not describe part, and therefore not to repeat here.
These are only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalent structure utilizing this utility model description and accompanying drawing content to make; directly or indirectly it is used in other relevant technical fields, all in like manner within scope of patent protection of the present utility model.
Claims (6)
1. an anti-fall brake unit, it is characterized in that: include fixing seat (1), wall-attached supporting seat and guide rail (5), it is arranged with two guide plates (12) in one end of described fixing seat (1), each described guide plate (12) is equipped with two pulleys (13), four described pulleys (13) are symmetrical arranged in opposite directions, the wheel face of each described pulley (13) is interior low outer high inclined-plane, four described pulleys (13) are arranged on the both sides of guide rail (5) and are slidably connected with guide rail (5), described guide rail (5) is equidistantly installed with pin (56),
Described fixing seat (1) is provided with brake unit, described brake unit includes base (21) and centering block (22), the upper surface of described base (21) is arranged with two fixed blocks (23), being arranged with two through holes on two described fixed blocks (23), the upper surface of each described fixed block (23) is equipped with a projection (24); Described centering block (22) includes the first inclined-plane (31) and the second inclined-plane (32), arc section (33) it is provided with between two inclined-planes, one end of the upper arc section (33) of this centering block (22) is provided with connecting hole, described centering block (22) is fixed between two fixed blocks (23) by latch (26), centering block (22) can rotate around latch (26), also being arranged with two blocks (25) on described centering block (22), two described blocks (25) abut fixing with the projection (24) of respective side; It is provided with limit spring (4) between described fixing seat (1) and base (21), being provided with the first limited block (11) on described fixing seat (1), described first limited block (11) abuts with the correspondence position of base (21);
Described wall-attached supporting seat is provided with two side plates (51), rotating shaft (52) it is equipped with between two side plates, described rotating shaft (52) is provided with connecting rod (53), described connecting rod (53) is arranged with strut (54), described strut (54) is provided with bracer (55), and described bracer (55) is provided with notch.
2. the anti-fall brake unit of one according to claim 1, it is characterized in that: the external part at described strut (54) is arranged with two bracers (55), each described bracer (55) is all protruding, and the described external part of bracer (55) is provided with " u "-shaped notch; The described " u "-shaped notch of bracer (55) abuts fixing with the pin (56) of correspondence position.
3. the anti-fall brake unit of one according to claim 2, it is characterized in that: on described strut (54), be provided with one section of external screw thread, being bolted with the second limited block (6) on this external screw thread, described second limited block (6) abuts fixing with strut (54).
4. the anti-fall brake unit of one according to claim 1, it is characterised in that: same one end of two described fixed blocks (23) is equipped with up-narrow and down-wide intermediate incline.
5. the anti-fall brake unit of one according to claim 1, it is characterized in that: the same one end on described fixing seat (1) and fixed block (23) is equipped with a fixing hole, the two ends of described limit spring (4) are connected fixing respectively with the fixing hole of corresponding end.
6. the anti-fall brake unit of one according to claim 1, it is characterised in that: described base (21) and projection (24) are made for casting is one-body molded; Described centering block (22) and block (25) are made for casting is one-body molded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520962207.7U CN205314522U (en) | 2015-11-26 | 2015-11-26 | Prevent weighing down arresting gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520962207.7U CN205314522U (en) | 2015-11-26 | 2015-11-26 | Prevent weighing down arresting gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205314522U true CN205314522U (en) | 2016-06-15 |
Family
ID=56311950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520962207.7U Active CN205314522U (en) | 2015-11-26 | 2015-11-26 | Prevent weighing down arresting gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205314522U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105525746A (en) * | 2015-11-26 | 2016-04-27 | 重庆钢星建筑工程有限公司 | Falling prevention braking device |
-
2015
- 2015-11-26 CN CN201520962207.7U patent/CN205314522U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105525746A (en) * | 2015-11-26 | 2016-04-27 | 重庆钢星建筑工程有限公司 | Falling prevention braking device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |