CN203855267U - Special triggering device for falling protector - Google Patents
Special triggering device for falling protector Download PDFInfo
- Publication number
- CN203855267U CN203855267U CN201420277626.2U CN201420277626U CN203855267U CN 203855267 U CN203855267 U CN 203855267U CN 201420277626 U CN201420277626 U CN 201420277626U CN 203855267 U CN203855267 U CN 203855267U
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- CN
- China
- Prior art keywords
- guide rod
- voussoir
- falling protector
- wedge piece
- chute
- 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.)
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Abstract
The utility model discloses a triggering device special for a falling protector. The triggering device comprises a guide rod and a spring, one end side of the spring is connected with the guide rod, the other end side of the spring is connected onto a shell of the falling protector, and the bottom of the guide rod is connected with a locking device arranged on the falling protector. By the locking device, the problem of locking failure in existing records is solved and safety performance is increased. In addition, the triggering device is capable of working automatically without application of external stress, and stability performance of the entire triggering device is improved.
Description
Technical field
The present invention relates to the flip flop equipment of falling protector.
Background technology
For building hoist, falling protector is a kind of indispensable important safety protective device, by controlling the cage overspeed operation of building hoist, avoid the contingency that for example cage falls such to occur, apply to the flip flop equipment on falling protector, directly have influence on falling protector and whether normally work.
Applicant finds by retrieval, applicant Liu Yao is formed in the active falling protector of 2011.12.13 application, its patent No. is 201110427073.5, its publication No. is CN 103159108 A, this active falling protector and the present invention belong to a technical field, solve same technical matters, the technical scheme of this Invention Announce adopts the mode of electromagnet on/off electricity, control the upper of armature, lower motion, realize the braking to elevator or elevator, obviously, because this device is by the control setup of magnet coil, its less stable, service life seldom, and this brake mode is that the friction force that adopts the eccentric wheel extruding that is arranged at guide rail both sides to produce is braked, if elevator weight is larger, easily cause malfunctioning, there is security risk.
The flip flop equipment of the present invention's design, its utilization is positioned over saddle weight on guide rod at Action of Gravity Field lower compression guide rod, when under state of weightlessness, the spring being arranged on guide rod provides a bearing force upwards, by saddle weight jack-up, thereby shake-up latching device, flip flop equipment of the present invention does not need other external force control obviously, and its safety performance is stable.
Summary of the invention
For solving the deficiencies in the prior art, the object of this invention is to provide one can, in cage dropping process or under saddle weight state of weightlessness, trigger the touch device of latching device automatically.
For realizing above-mentioned technical purpose, the technical solution used in the present invention is as follows.
Be exclusively used in the flip flop equipment of falling protector, it comprises guide rod and spring, it is characterized in that: the distolateral connection guide rod of described spring one, on the housing of another distolateral connection falling protector of spring, the bottom of described guide rod is connected in the latching device on falling protector.
Progress and advantage that technique scheme obtains with respect to prior art are: actuating mechanism does not need other engine installation to control, in the time that car or cage approach movement of falling object state or the saddle weight that is positioned over guide rod upper end during in state of weightlessness, saddle weight loses the pressure to guide rod, and actuating mechanism touches latching device locking immediately; Obviously, the latching device that the present invention adopts has overcome existence in existing record locking Its Failures, increases safety performance, and actuating mechanism of the present invention do not need to apply external force both can automatic operation, improve the stability of whole device.
Technique scheme is further improved, described latching device is by housing, stationary wedge piece, move voussoir and lift plate composition, described housing is hollow structure, in described housing, corresponding sidewall is respectively equipped with stationary wedge piece, the installation of stationary wedge piece makes housing internal upper part cavity be less than lower cavity, the sidewall of described moving voussoir is right against the side wall portion of stationary wedge piece, described moving voussoir is provided with through hole, on described moving voussoir with respect to the distolateral groove that is provided with in dip plane one, the described plate that lifts comprises a transverse slat and the vertical plate composition perpendicular to transverse slat, the left and right both end sides of this transverse slat is respectively equipped with chute, this vertical plate is provided with through hole vertically, the described left and right sides chute that lifts plate is flexibly connected the chute on moving voussoir by pin, guide rod is active in the vertical direction through hole lifting on plate, the bottom of described guide rod connects to be active in to be moved voussoir chute and lifts the pin on plate chute, latching device contacts with guide rail and produces friction while adopting moving voussoir up, stationary wedge piece is made special angle, makes self-locking conditions satisfied between voussoir and guide rail and stationary wedge piece, along with moving the up of voussoir, friction force between itself and track increases gradually, finally pulls and stops car or cage.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention, to the accompanying drawing of required use in embodiment be done to simple introduction below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is front view of the present invention.
Fig. 2 is left view of the present invention.
Fig. 3 is birds-eye view of the present invention.
Fig. 4 is latching device sectional structure chart of the present invention.
Fig. 5 is roller group structure figure of the present invention.
Fig. 6 is moving voussoir front view of the present invention.
Fig. 7 is moving voussoir A-A cutaway view of the present invention.
Fig. 8 is the plate front view that lifts of the present invention.
Fig. 9 is the plate left view that lifts of the present invention.
In figure, be denoted as: 1, base; 2, the first bearing pin; 3, the second bearing pin; 4, housing; 5a, right stationary wedge piece; 5b, left stationary wedge piece; 6, bolt; 7, dish spring; 8, moving voussoir; 8a, left moving voussoir; 8b, right moving voussoir; 9, lift plate; 10, roller set; 11, guide rod; 12, spring; 13, track adjusting wheel; 14, guide rail; 15, fixed mount; 16, roller; 17, the first through hole; 18, groove; 19a, left chute; 19b, right rail; 20, the second through hole.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art are not making under creative work prerequisite, and the every other embodiment obtaining, belongs to protection domain of the present invention.
The present embodiment, will be specifically addressed for 48 progressive safety devices of our company's design research and development the use principle of flip flop equipment, obviously, flip flop equipment of the present invention can also use with other products in, control the work of latching device.
As shown in Fig. 1-9, the present invention announce falling protector, its be applied to elevator or construction lifting anti-fall, by conversion groove 18 geometric configuration, can apply the present invention to T-shaped, [type or L-type guide rail and zero type or ● type guide rail; Latching device of the present invention contacts with guide rail and produces friction while adopting moving voussoir up, stationary wedge piece is made special angle, make self-locking conditions satisfied between voussoir and guide rail and stationary wedge piece, along with moving the up of voussoir, friction force between itself and track increases gradually, finally pulls and stops car or cage.
As shown in Figure 1-2, falling protector, it comprises base 1, on base 1, be provided with vertical plate and vertical plate be provided with the first bearing pin 2 with respect to hole, utilize the first bearing pin 2 to be connected with the riser being arranged on link span of base 1 top, this link span is made up of two risers that are parallel to each other that are positioned at the same side that are vertically provided with on a cylinder, this riser be provided with the first bearing pin 2 with respect to hole, the cylinder on link span is provided with the hole corresponding with the second bearing pin 3.
By bolt or bearing pin, base 1 is mounted on to cage top, realizes the fixing of this device; Obviously, of the prior art, the base device that other can be fixing can be applied in the present invention equally, is fixed on cage as long as realize the present invention; Same, those of ordinary skill in the art, change without creativeness the improvement project drawing and are equally applicable in the present invention.
As shown in Figure 1, falling protector, it also comprises latching device, and this latching device is by housing 4, stationary wedge piece, and moving voussoir 8, lifts plate 9 and forms, particularly, and the distolateral housing 4 that is fixedly connected with of above-mentioned the second bearing pin 3 one, this housing 4 is interior for being provided with cavity; The corresponding side surface of described housing 4 is provided with bolt hole, and this bolt hole correspondence is provided with bolt 6; Described stationary wedge piece comprises right stationary wedge piece 5a and left stationary wedge piece 5b, described right stationary wedge piece 5a and left stationary wedge piece 5b are positioned in housing 4 internal cavities, make the upper end cavity in housing 4 be less than lower end cavity, on right stationary wedge piece 5a and left stationary wedge piece 5b, be provided with the bolt hole corresponding with bolt 6 sizes, bolt 6 extends in right stationary wedge piece 5a and left stationary wedge piece 5b; Preferably, between distolateral and right stationary wedge piece 5a and left stationary wedge piece 5b inwall of the extension of bolt 6, retain certain space.
Wherein, described bolt 6 is provided with elastomeric element at the gap location of right stationary wedge piece 5a and left stationary wedge piece 5b and housing 4 inwalls, and described elastomeric element is preferably dish spring 7, while bearing greater impact power in moment; can play certain buffer action, fender guard is not easy to crack, damage.
As shown in Figure 6,7, above-mentioned moving voussoir 8 comprises left moving voussoir 8a and right moving voussoir 8b, the large distolateral housing 4 inwall bottoms that are positioned over of the moving voussoir 8a in a described left side and right moving voussoir 8b, are provided with roller set 10 and are connected with the dip plane of left stationary wedge piece 5b and right stationary wedge piece 5a respectively by roller set 10 on the inclined-plane of the moving voussoir 8a in a described left side and right moving voussoir 8b; On the moving voussoir 8a in a described left side and right moving voussoir 8b, be also respectively equipped with the first through hole 17, the moving voussoir 8a in a described left side and right moving voussoir 8b are right against the distolateral groove 18 that is provided with in dip plane one, this groove 18 is determined according to the surface configuration of guide rail 14, taking cylindrical slideway as example, what this groove 18 was corresponding is circular groove.
As shown in Figure 5, above-mentioned rollers group 10 comprises fixed mount 15 and roller 16, and along being aligned in sequence with multiple rollers 16 on fixed mount 15 length directions, described fixed mount 15 is flexibly connected with roller 16.
As shown in Figure 8,9, above-mentioned lifts plate 9 by a transverse slat and forms perpendicular to the vertical plate on transverse slat, the left and right both end sides of described transverse slat is respectively equipped with chute, particularly, described transverse slat left end is provided with left chute 19a, transverse slat right-hand member is provided with right rail 19b, and described left chute 19a and the height of right rail 19b are consistent with the first through hole 17 diameters, and described vertical plate is provided with the second through hole 20 of vertical direction.
As shown in Figure 1,3, the moving voussoir 8a in a described left side passes the first through hole 17 by pin and is connected with left chute 19a, same, the moving voussoir 8b in the described right side passes the first through hole 17 by pin and is connected with right rail 19b, between groove 18 on left moving voussoir 8a and right moving voussoir 8b, guide rail 14 is set, particularly the spacing between the groove 18 on the moving voussoir 8a in importantly, a described left side and right moving voussoir 8b is slightly larger than the diameter of guide rail 14.
As shown in Figure 1, 2, 3, falling protector, also comprises guide piece, and described guide piece is made up of the track adjusting wheel 13 that is arranged at guide rail 14 both sides, and particularly, track adjusting wheel 13 is installed on respectively the top and bottom of housing 4, and it is tangent to be with it positioned at the two ends of guide rail 14.
As described in Fig. 1,2,9, falling protector, also comprise flip flop equipment, described flip flop equipment comprises that guide rod 11 and the spring 12 matching with the second through hole 20 forms, guide rod 11 tops are fixed in described spring 12 one end, spring 12 other ends are fixed on housing 4, and the bottom of described guide rod 11 connects with being arranged at moving voussoir 8 and lifting the pin that plate 9 is connected.
As shown in Fig. 1-9, the base of falling protector of the present invention 1 is connected and installed in to top or the side wall portion of cage by bolt or bearing pin, track adjusting wheel 13 coordinates with guide rail 14, and makes track adjusting wheel 13 can be on guide rail 14 freely movable, in the time that cage normally moves, saddle weight is pressed on guide rod 11, spring 12 shrinks, make roller set 10 and moving voussoir 8 be positioned at larger cavity place, caliper inner chamber lower end, the guide rail 14 of elevator keeps certain gap through the groove 18 on left moving voussoir 8a and right moving voussoir 8b and with groove 18, and does not contact with the two, in the time of steel rope or the fracture of cage suspension gear, cage does the movement of falling object, saddle weight is in state of weightlessness, lose the pressure to guide rod 11, it is up that spring 12 promotes saddle weight, pull moving voussoir 8 and be installed on roller set 10 upward movements on moving voussoir 8 sidewalls by guide rod 11 simultaneously, due to the moving voussoir 8a in a left side and right moving voussoir 8b with lift plate 9 and be flexibly connected, and the right stationary wedge piece 5a of inner walls setting and left stationary wedge piece 5b make housing 4 upper cavity narrower, when so roller set 10 and moving voussoir 8 are up, to make left moving voussoir 8a contact with guide rail and produce larger friction force with the groove 18 on right moving voussoir 8b, make self-locking conditions satisfied between roller (voussoir) and guide rail and caliper tapered wedges, along with roller set 10 and up up of moving voussoir 8, friction force between itself and track increases gradually, finally pull and stop cage.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiment, in the present invention, defined General Principle can, in the situation that not departing from spirit of the present invention or scope, realize in other embodiments.Therefore, the present invention will can not be defined to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (2)
1. be exclusively used in the flip flop equipment of falling protector, it comprises guide rod and spring, it is characterized in that: the distolateral connection guide rod of described spring one, on the housing of another distolateral connection falling protector of spring, the bottom of described guide rod is connected in the latching device on falling protector.
2. the flip flop equipment that is exclusively used in falling protector according to claim 1, it is characterized in that: described latching device is by housing, stationary wedge piece, move voussoir and lift plate composition, described housing is hollow structure, in described housing, corresponding sidewall is respectively equipped with stationary wedge piece, the installation of stationary wedge piece makes housing internal upper part cavity be less than lower cavity, the sidewall of described moving voussoir is right against the side wall portion of stationary wedge piece, described moving voussoir is provided with through hole, on described moving voussoir with respect to the distolateral groove that is provided with in dip plane one, the described plate that lifts comprises a transverse slat and the vertical plate composition perpendicular to transverse slat, the left and right both end sides of this transverse slat is respectively equipped with chute, this vertical plate is provided with through hole vertically, the described left and right sides chute that lifts plate is flexibly connected the chute on moving voussoir by pin, guide rod is active in the vertical direction through hole lifting on plate, the bottom of described guide rod connects to be active in to be moved voussoir chute and lifts the pin on plate chute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420277626.2U CN203855267U (en) | 2014-05-28 | 2014-05-28 | Special triggering device for falling protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420277626.2U CN203855267U (en) | 2014-05-28 | 2014-05-28 | Special triggering device for falling protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203855267U true CN203855267U (en) | 2014-10-01 |
Family
ID=51605135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420277626.2U Expired - Fee Related CN203855267U (en) | 2014-05-28 | 2014-05-28 | Special triggering device for falling protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203855267U (en) |
-
2014
- 2014-05-28 CN CN201420277626.2U patent/CN203855267U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141001 Termination date: 20150528 |
|
| EXPY | Termination of patent right or utility model |