CN207844789U - A kind of anti-used during elevator falling buffer unit - Google Patents

Abstract

The utility model is related to elevators to protect equipment technical field, and disclose a kind of anti-used during elevator falling buffer unit, including mounting bracket, the outer wall of the mounting bracket is fixedly mounted on elevator shaft bottom, and the both sides of mounting bracket inner cavity top are installed with two groups of fixed frames being mutually parallel, side of the fixed frame far from mounting bracket inner wall described in two groups is equidistantly installed with three groups of fixed plates successively from top to bottom, multiple buffering bubble pad is installed between fixed plate described in every group, the bottom of the mounting bracket inner cavity is installed with support plate, the positive side of support plate offers pressure buffer slot.The anti-used during elevator falling buffer unit, pass through the cooperation of the lay-up on multiple buffering bubble pad and multiple buffering bubble pad, it realizes and soft landing and deceleration is carried out to the elevator to fall, it avoids contact of the elevator directly with buffer board and causes buffer board larger to the reaction force of elevator, so that the safety coefficient of elevator reduces, the chances of survival of passenger in elevator is improved.

Description

A kind of anti-used during elevator falling buffer unit

Technical field

The utility model is related to elevators to protect equipment technical field, specially a kind of anti-used during elevator falling buffer unit.

Background technology

Elevator refers to serving several specific floors in building, and car operates at least two row perpendicular to horizontal plane Or the permanent transporting equipment that the rigid track with plumb line inclination angle less than 15 ° moves, car size multiply with structure type Visitor comes in and goes out or handling goods.No matter traditionally its type of drive, using elevator as vertical transportation means of transport in building General name, prevent car from falling in no traction, be the design basis of modern safety elevator.

Existing elevator often has traction-type speed-limiting device, when elevator falls, the mechanical switch in limiter of speed Clamping steel wire rope can be acted, car safety will be pulled to make its clamping guide rail when elevator is downward, this is that a separate machine is opened Close the more can block the more tight such elevator to lower stress just stops, but when the acceleration that falls of elevator is larger, or in power failure When, the function of limiter of speed cannot achieve it is necessary to be ensured the soft landing of elevator using the buffer in shaft bottom, and then ensure passenger Safety, general buffer has spring and hydraulic pressure, and causing for hydraulic pressure is expensive, is not suitable for median low structure, and bullet The anti-fall effect of spring formula is bad, and safety coefficient is not high, thus it is proposed that a kind of anti-used during elevator falling buffer unit.

Utility model content

（One）The technical issues of solution

In view of the deficiencies of the prior art, the utility model provides a kind of anti-used during elevator falling buffer unit, has multistage It is preferable to buffer anti-fall effect, the advantages that cost-effective and safety coefficient is higher, and practicability is higher, it is anti-fall to solve traditional elevator Buffer adds buffer board using individual spring, and buffering effect unobvious, security risk is larger, and fluid pressure type involves great expense, no Suitable for median low structure, the poor problem of practicability.

（Two）Technical solution

To realize that the above-mentioned anti-fall effect of multi-buffer is preferable, cost-effective and safety coefficient is higher, the higher mesh of practicability , the utility model provides the following technical solutions：A kind of anti-used during elevator falling buffer unit, including mounting bracket, the mounting bracket Outer wall be fixedly mounted on elevator shaft bottom, and the both sides of mounting bracket inner cavity top are installed with two groups of fixations being mutually parallel Frame, side of the fixed frame far from mounting bracket inner wall described in two groups are equidistantly installed with three groups of fixed plates successively from top to bottom, often It is installed with multiple buffering bubble pad between the group fixed plate, the bottom of the mounting bracket inner cavity is installed with support plate, institute It states the positive side of support plate and offers pressure buffer slot, and the both sides at the top of support plate are installed with first-level buffer dress It sets, the top of the first-level buffer device is fixedly connected with the both sides of support board bottom, and the top of the support board is fixedly mounted There is spherical cushion pad, polystyrene foam plastics, the branch are filled between the spherical shape cushion pad bottom and support board top The middle part that fagging is located between two groups of first-level buffer devices is fixedly connected with the bottom of secondary buffer device, the level 2 buffering dress The top set is fixedly connected with the side of limiting plate bottom, and the positive top of secondary buffer device by push rod and limited block just The middle part in face is flexibly connected, and the limited block movable set is in the inside of pressure buffer slot, and the side of limited block is by being located at The inner wall of compression spring and support plate inside pressure buffer slot is sequentially connected.

Preferably, the first-level buffer device includes the first telescopic rod, the bottom end of first telescopic rod and support plate Top is fixedly connected, and the bottom end pivot bush unit on the top of the first telescopic rod and sleeve, and the sleeve is cone and top half Diameter is bigger than bottom radius, and the bottom of sleeve is driven by the top of the first spring steel and support plate on telescopic rod and is connected It connects.

Preferably, the secondary buffer device includes link block, and the top of the link block and the top of limiting plate are fixed Connection, and the bottom of link block is fixedly connected with the top of the second telescopic rod, the top of the bottom end and casing of second telescopic rod Portion's pivot bush unit is fixedly connected at the top of the bottom of described sleeve pipe and support plate, and the bottom of the link block is by being located at second The top of second spring steel and casing on telescopic rod is sequentially connected, and one end activity of the positive middle part of link block and push rod connects It connects.

Preferably, the multiple buffering bubble pad is rectangle and quantity is three layers, and three layers of multiple buffering bubble pad are between layers It is mutually not in contact with each other, and three layers of the interior of multiple buffering bubble pad are equipped with fine sand, water and cotton successively from top to bottom, the bottom buffers gas Bubble pad is located at the top of spherical cushion pad and does not contact.

Preferably, the push rod is mutually parallel with secondary buffer device, and push rod is two groups, and push rod is to support described in two groups The middle part of plate is that axle center is symmetrically distributed in the positive both sides of support plate.

Preferably, the both sides of the limiting plate do not contact respectively with two groups of sleeves, and the limiting plate is round and a diameter of The half of support board length.

（Three）Advantageous effect

Compared with prior art, the utility model provides a kind of anti-used during elevator falling buffer unit, has following beneficial Effect：

1, the anti-used during elevator falling buffer unit, by the cooperation of the lay-up on multiple buffering bubble pad and multiple buffering bubble pad, It realizes and soft landing and deceleration is carried out to the elevator that falls, avoid contact of the elevator directly with buffer board and cause buffer board to electricity The reaction force of ladder is larger, so that the safety coefficient of elevator reduces, improves the chances of survival of passenger in elevator.

2, anti-used during elevator falling buffer unit, by the cooperation of spherical cushion pad and internal lay-up, after deceleration Elevator carry out level 2 buffering, ensure the increase of the uniform force on spherical cushion pad surface, improve the effect of buffering so that electricity Ladder speed of falling is down to safe range, recycles the cooperation of first-level buffer device and secondary buffer device, limits elevator Position so that elevator can stop moving, and improve the chances of survival of passenger, and sexual valence is relatively high, improve the practicability of device.

Description of the drawings

Fig. 1 is the utility model structure front schematic view；

Fig. 2 is the utility model structure secondary buffer device schematic diagram.

In figure：1 mounting bracket, 2 fixed frames, 3 fixed plates, 4 multiple buffering bubble pads, 5 support plates, 6 pressure buffer slots, 7 level-ones are slow Flushing device, 71 first telescopic rods, 72 sleeves, 73 first spring steel, 8 support boards, 9 spherical cushion pads, 10 secondary buffer devices, 101 link blocks, 102 second telescopic rods, 103 casings, 104 second spring steel, 11 limiting plates, 12 push rods, 13 limited blocks, 14 pressures Spring.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

- 2 are please referred to Fig.1, a kind of anti-used during elevator falling buffer unit, including mounting bracket 1, the outer wall of mounting bracket 1 fix peace Two groups of fixed frames being mutually parallel 2 are installed with mounted in the both sides of elevator shaft bottom, and 1 inner cavity top of mounting bracket, two groups are fixed Side of the frame 2 far from 1 inner wall of mounting bracket is equidistantly installed with three groups of fixed plates 3 successively from top to bottom, between every group of fixed plate 3 It is installed with multiple buffering bubble pad 4, multiple buffering bubble pad 4 is rectangle and quantity is three layers, and three layers of multiple buffering bubble pad 4 are between layers It is mutually not in contact with each other, and three layers of the interior of multiple buffering bubble pad 4 are equipped with fine sand, water and cotton, bottom multiple buffering bubble successively from top to bottom Pad 4 is located at the top of spherical cushion pad 9 and does not contact, and the elasticity convenient for having in itself using multiple buffering bubble pad 4 plays elevator Certain cushioning effect, the fine sand being laid on simultaneous buffering bubble cushion 4 carry out soft landing to elevator, elevator are avoided directly to be connect with plate It touches, reaction force is larger, and the chances of survival of passenger is smaller, while using water and cotton into row buffering, the elevator speed that will be fallen It is down to safety value, the bottom of 1 inner cavity of mounting bracket is installed with support plate 5, and 5 positive side of support plate offers pressure buffer Slot 6, and the both sides at 5 top of support plate are installed with first-level buffer device 7, first-level buffer device 7 includes the first telescopic rod 71, the bottom end of the first telescopic rod 71 is fixedly connected with the top of support plate 5, and the bottom on the top and sleeve 72 of the first telescopic rod 71 Pivot bush unit is held, sleeve 72 is cone and top radius is bigger than bottom radius, and the bottom of sleeve 72 is by being located at telescopic rod The first spring steel 73 and the top of support plate 5 on 71 are sequentially connected, secondary convenient for being carried out to elevator by first-level buffer device 7 Resistance stops, and using the cooperation of second spring steel 104 and push rod 12, by the elevator to fall, completely resistance stops, and improves and falls in elevator The top of the chances of survival of portion passenger, first-level buffer device 7 is fixedly connected with the both sides of 8 bottom of support board, the top of support board 8 It is installed with spherical cushion pad 9,9 bottom of spherical cushion pad and support board are filled with polystyrene foam plastics between 8 top, More preferable by polystyrene foam plastics mechanical strength, cushion performance is excellent, thermal adaptability chamber and the high advantage of dimensional accuracy, Stop convenient for elevator is further carried out resistance, and then improve the chances of survival of passenger in elevator, is located at two group one using support plate 5 Middle part between grade buffer unit 7 is fixedly connected with the bottom of secondary buffer device 10, and secondary buffer device 10 includes link block 101, the top of link block 101 is fixedly connected with the top of limiting plate 11, and the bottom of link block 101 and the second telescopic rod 102 Top be fixedly connected, the bottom end of the second telescopic rod 102 and the top movable of casing 103 are socketed, the bottom of casing 103 and support The top of plate 5 is fixedly connected, and the bottom of link block 101 passes through the second spring steel 104 and casing on the second telescopic rod 102 103 top is sequentially connected, and 101 positive middle part of link block is flexibly connected with one end of push rod 12, convenient for utilizing soft landing Elevator, carry out level-one resistance stops, the impact force of support board 8 is mutually supported by the elastic force and the elevator that falls of the first spring steel 73 Disappear, and then realize the deceleration of elevator, conveniently waits for rescue the arrival of personnel, top and 11 bottom of limiting plate of secondary buffer device 10 The side in portion is fixedly connected, and the both sides of limiting plate 11 do not contact respectively with two groups of sleeves 72, and limiting plate 11 is round and a diameter of The half of 8 length of support board ensures that sleeve 72 will not collide when moving down with limiting plate 11, ensures the first spring The effect of steel 73 and second spring steel 104 is independent of each other, and improves the reasonability of device setting, and 10 front of secondary buffer device Top be flexibly connected with 13 positive middle part of limited block by push rod 12, push rod 12 is mutually parallel with secondary buffer device 10, And push rod 12 is two groups, two groups of push rods 12 are symmetrically distributed in 5 positive both sides of support plate by axle center of the middle part of support plate 5, just In the impact force coordinated while elevator being fallen using secondary buffer device 10 using two groups of push rods 12 and compression spring 14, it is converted to Separation vertically and horizontally, and then the bearing capacity of secondary buffer device 10 is improved, improve the reasonability of device setting, limit 13 movable set of block is in the inside of pressure buffer slot 6, and the side of limited block 13 passes through the compression spring inside pressure buffer slot 6 14 are sequentially connected with the inner wall of support plate 5.

When work, the elevator of high-speed falling is contacted with the fine sand on top layer multiple buffering bubble pad 4 first, the acceleration of falling of elevator The multiple buffering bubble pad 4 that degree can break through top layer is contacted with the water on middle level multiple buffering bubble pad 4, and to elevator into row buffering, fall elevator Continue to decline and break through the multiple buffering bubble pad 4 in middle level and contacted with the cotton on bottom multiple buffering bubble pad 4, persistently to elevator progress of falling Slow down, is contacted with the spherical cushion pad 9 on support board 8 when elevator breaks through the multiple buffering bubble pad 4 of bottom, in spherical cushion pad 9 The speed of elevator is down to safety value by filler, and two group of first spring steel 73 is shunk, and elastic force acts on elevator by support board 8, Elevator resistance is stopped, recycles secondary buffer device 10 and limiting plate 11 to carry out secondary resistance to elevator and stops, the elevator that will finally fall The buffering resistance of safety stops.

In conclusion the anti-used during elevator falling buffer unit, passes through the laying on multiple buffering bubble pad 4 and multiple buffering bubble pad 4 The cooperation of object realizes and carries out soft landing and deceleration to the elevator that falls, avoids contact of the elevator directly with buffer board and causes Buffer board is larger to the reaction force of elevator, so that the safety coefficient of elevator reduces, improves the existence of passenger in elevator Probability；By the cooperation of spherical cushion pad 9 and internal lay-up, level 2 buffering is carried out to the elevator after deceleration, is ensured spherical The increase of the uniform force on 9 surface of cushion pad, improves the effect of buffering so that and used during elevator falling speed is down to safe range, The cooperation for recycling first-level buffer device 7 and secondary buffer device 10, limits elevator so that elevator can stop moving It is dynamic, the chances of survival of passenger is improved, sexual valence is relatively high, improves the practicability of device, and it is anti-fall slow to solve traditional elevator It rushes device and buffer board is added using individual spring, buffering effect unobvious, security risk is larger, and fluid pressure type involves great expense, uncomfortable For median low structure, the poor problem of practicability.

It should be noted that herein, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of anti-used during elevator falling buffer unit, including mounting bracket（1）, it is characterised in that：The mounting bracket（1）Outer wall it is solid Dingan County is mounted in elevator shaft bottom, and mounting bracket（1）The both sides of inner cavity top are installed with two groups of fixed frames being mutually parallel（2）, Fixed frame described in two groups（2）Far from mounting bracket（1）The side of inner wall is equidistantly installed with three groups of fixed plates successively from top to bottom （3）, fixed plate described in every group（3）Between be installed with multiple buffering bubble pad（4）, the mounting bracket（1）The bottom of inner cavity is fixed Support plate is installed（5）, the support plate（5）Positive side offers pressure buffer slot（6）, and support plate（5）Top Both sides are installed with first-level buffer device（7）, the first-level buffer device（7）Top and support board（8）The two of bottom Side is fixedly connected, the support board（8）Top be installed with spherical cushion pad（9）, the spherical shape cushion pad（9）Bottom with Support board（8）Polystyrene foam plastics, the support plate are filled between top（5）Positioned at two groups of first-level buffer devices（7） Between middle part and secondary buffer device（10）Bottom be fixedly connected, the secondary buffer device（10）Top and limiting plate （11）The side of bottom is fixedly connected, and secondary buffer device（10）Positive top passes through push rod（12）With limited block（13）Just The middle part in face is flexibly connected, the limited block（13）Movable set is in pressure buffer slot（6）Inside, and limited block（13）One Side is by being located at pressure buffer slot（6）Internal compression spring（14）With support plate（5）Inner wall be sequentially connected.

2. a kind of anti-used during elevator falling buffer unit according to claim 1, it is characterised in that：The first-level buffer device （7）Including the first telescopic rod（71）, first telescopic rod（71）Bottom end and support plate（5）Top be fixedly connected, and One telescopic rod（71）Top and sleeve（72）Bottom end pivot bush unit, the sleeve（72）Compare bottom for conical and top radius Portion's radius is big, and sleeve（72）Bottom by being located at telescopic rod（71）On the first spring steel（73）With support plate（5）Top Portion is sequentially connected.

3. a kind of anti-used during elevator falling buffer unit according to claim 1, it is characterised in that：The secondary buffer device （10）Including link block（101）, the link block（101）Top and limiting plate（11）Top be fixedly connected, and link block （101）Bottom and the second telescopic rod（102）Top be fixedly connected, second telescopic rod（102）Bottom end and casing （103）Top movable socket, described sleeve pipe（103）Bottom and support plate（5）Top be fixedly connected, the link block （101）Bottom by being located at the second telescopic rod（102）On second spring steel（104）With casing（103）Top transmission connect It connects, and link block（101）Positive middle part and push rod（12）One end flexible connection.

4. a kind of anti-used during elevator falling buffer unit according to claim 1, it is characterised in that：The multiple buffering bubble pad （4）It is three layers for rectangle and quantity, three layers of multiple buffering bubble pad（4）It is mutually not in contact with each other between layers, and three layers of buffering gas Bubble pad（4）Interior be equipped with fine sand, water and cotton, the bottom multiple buffering bubble pad successively from top to bottom（4）It is buffered positioned at spherical shape Pad（9）Top and do not contact.

5. a kind of anti-used during elevator falling buffer unit according to claim 1, it is characterised in that：The push rod（12）With two Grade buffer unit（10）It is mutually parallel, and push rod（12）It is two groups, push rod described in two groups（12）With support plate（5）Middle part be axis The heart is symmetrically distributed in support plate（5）Positive both sides.

6. a kind of anti-used during elevator falling buffer unit according to claim 1, it is characterised in that：The limiting plate（11）'s Both sides and two groups of sleeves（72）It does not contact respectively, the limiting plate（11）For round and a diameter of support board（8）Two points of length One of.