CN209777553U - Energy-absorbing type buffer bed - Google Patents

Abstract

The utility model discloses an energy-absorbing type buffering bed, which belongs to the field of belt conveyor machinery, and the energy-absorbing type buffering bed remarkably reduces the steel consumption through the arrangement mode of more than two mutually independent bases, in addition, the situation that a support is easy to deform after long-term use is considered, the reason is that a rigid support bears longitudinal impact force for a long time, the support can be found not to be influenced by the impact force in the transverse direction during the analysis of actual action force, but the limit of the impact force borne by the support in the transverse direction is far more than the longitudinal direction, therefore, the application originally proposes that at least one base with more than two numbers exists in the bases which are arranged obliquely relative to the transverse direction, but the projection widths of the bases in the cross section are all consistent, on the one hand, one part of the impact force with the same size is distributed to the transverse direction, and the impact force is reduced as much as possible in the, on the other hand, the condition that the buffer slide bar is longitudinally arranged on the slide bar bracket is met.

Description

Energy-absorbing type buffer bed

Technical Field

the utility model relates to the field of machinary, especially, relate to belt conveyor, in particular to be used for belt conveyor blanking buffer, specific is an energy-absorbing formula buffering bed.

background

after the large granule material fell from higher blanking, the conveyer belt generally will bear great impact force, and the material can pound the conveyer belt even and wear. In the prior art, a blanking part of a belt conveyor is usually supported by a buffer roller or a common buffer bed. When the buffer carrier rollers are used for supporting, the belt between the buffer carrier rollers is suspended, so that the conveying belt is easily torn when blanking. When the buffer bed is used as a support, the buffer bed is connected by a steel structure, so that the buffer effect is limited, and the service life of the buffer bed is short; and the buffer bed has a complex structure, which causes large steel consumption and resource waste. In addition, although some buffering beds adopt the design of non-integral bases, the bases are arranged in a transverse and parallel mode, materials from the previous process almost impact along the direction perpendicular to the support, the support is easy to deform after long-term use, the supporting surface is uneven, and the damage rate of a conveying belt is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an energy-absorbing type buffer bed which obviously reduces the steel consumption by more than two mutually independent base arrangement modes, in addition, the rigid support bears the impact force from the longitudinal direction for a long time in consideration of the condition that the support is easy to deform after long-term use, in the analysis of the actual acting force, the bracket can be found not to be acted by the impact force in the transverse direction, but the limit of the impact force in the transverse direction of the bracket is far larger than that in the longitudinal direction, the present application therefore proposes, innovatively, that in more than two numbers of seats there is at least one arranged obliquely with respect to the lateral direction, meanwhile, the projection widths of the bases in the cross section are consistent, so that on one hand, a part of impact acting force with the same size is distributed to the transverse direction, the impact acting force is reduced as much as possible in the longitudinal direction, and on the other hand, the condition that the buffer slide bar is longitudinally arranged on the slide bar bracket is met.

In order to solve the technical problems of large steel consumption, complex structure, poor buffering effect and short service life of the buffering bed in the prior art, the utility model provides an energy-absorbing buffering bed, which specifically comprises more than two bases, sliding strip supports arranged on the bases and buffering sliding strips longitudinally connected with the sliding strip supports, wherein the longitudinal direction is the advancing direction of materials on a conveyor belt; the bases are fixed to the mounting positions through foundation bolts respectively, the sliding strip supports are connected to the bases through bolts respectively, and the buffer sliding strips are connected to the sliding strip supports through bolts; the spring buffer unit comprises a plurality of spring buffer units, wherein the number of the spring buffer units is more than two, the spring buffer units are connected between the slide bar support and the base, any one of the spring buffer units respectively comprises an upper positioning column arranged at the lower end of the slide bar support, a lower positioning column which is coaxial with the upper positioning column and is arranged on the upper side surface of the base, and a spring, the two ends of the spring are respectively sleeved on the upper positioning column and the lower positioning column, and the spring buffer unit also comprises a guide unit, and the guide unit comprises a threaded sleeve, a stud and a nut; the screw sleeve penetrates through a lower end panel of the slide bar support, one end of the double-end stud is connected to the base in a threaded mode, and the other end of the double-end stud is inserted into the screw sleeve in a penetrating mode and connected with the nut; at least one base is obliquely arranged relative to the transverse direction, and the projection widths of the bases in the transverse section are consistent, and the transverse direction is a straight line which is perpendicular to the longitudinal direction and is located in the horizontal plane.

Furthermore, the energy-absorbing type buffer bed provided by the utility model takes into account that the rectangular foundation design is to be stabilized in the special-shaped foundation design, and in order to make the appearance more neat, wherein the head end base and the tail end base arranged along the longitudinal direction are both transversely arranged, and the bases positioned between the head end base and the tail end base are transversely and obliquely arranged; this ensures that the apparatus forms a substantially rectangular footprint as a whole whilst at the same time distributing longitudinal impact forces both longitudinally and transversely, and is of a more rational construction.

Furthermore, the energy-absorbing type buffer bed provided by the utility model is characterized in that the bases positioned between the head end base and the tail end base are parallel to each other; the design meets the requirement of impact force separation and buffering, and meanwhile, the structure reaches consistency so as to facilitate production and processing.

Furthermore, the utility model provides an energy-absorbing type buffering bed, wherein, the buffering draw runner includes the polyethylene layer of the integrative shaping surface layer of hot vulcanization, the rubber layer of inlayer, and the anticreep spout of gomphosis in the rubber layer; the buffer slide bar is connected to the slide bar support through a bolt, the bolt is assembled in the anti-falling chute in a sliding mode, the head of the bolt is clamped and embedded in a groove of the anti-falling chute, the threaded end of the bolt is led out of the anti-falling chute and penetrates through the slide bar support, and a nut is arranged at the threaded end of the bolt; when the anticreep spout is embedded in the rubber layer completely, there is one deck rubber promptly between the connection face of draw runner support and buffering draw runner, when material striking buffering draw runner, the rubber layer buffers it on the one hand, must use bolted connection point as the fulcrum to take place slight slope at the in-process of this buffering, lie in this moment around the fulcrum and connect the rubber between draw runner support and buffering draw runner and can realize the buffering effect once more, it is better to lean on the buffering draw runner to realize the secondary buffering effect alone.

Preferably, the utility model provides an energy-absorbing formula buffering bed, after considering to satisfy certain rigidity requirement at the buffering draw runner, still have the clearance between the cell wall of bolt head and anticreep spout, this application is in the pouring has vulcanized rubber in the anticreep spout, pours vulcanized rubber in the clearance promptly, and the buffering draw runner takes place slight slope as the fulcrum with the notch junction of bolt and anticreep spout, and the vulcanized rubber that lies in the clearance this moment can play certain cushioning effect to the impact effort equally, has consequently realized the effect of buffering in buffering draw runner department the most cubic.

Furthermore, the energy-absorbing type buffer bed provided by the utility model, wherein the slide bar support comprises a main support horizontally arranged and triangular brackets oppositely arranged at two ends of the slide bar support, the triangular brackets are welded with the main support, wherein the inclination angle of the supporting edge of the triangular bracket and the panel close to the joint with the main support is gradually reduced; the reason of this kind of design lies in, and general conveyer belt is planar design, and the conveyer belt is when setting up in buffering draw runner top, and the region that is located triangle-shaped bracket and main support junction top can't obtain fine supporting action, and the laminating degree is not good leads to this regional fragile, therefore this application here designs the better small-angle inclined plane of laminating degree.

The utility model relates to an energy-absorbing formula buffering bed compares with prior art and has following advantage: on the one hand, the steel consumption is obviously reduced by more than two mutually independent base arrangement modes, on the other hand, the rigid support is easy to deform after long-term use because the rigid support bears the impact force from the longitudinal direction for a long time, in the analysis of the actual acting force, the bracket can be found not to be acted by the impact force in the transverse direction, but the limit of the impact force in the transverse direction of the bracket is far larger than that in the longitudinal direction, the present application therefore originally proposes that there be at least one non-transverse arrangement among more than two numbers of pedestals, the buffer slide bars are obliquely arranged, but the projection widths of the bases in the cross section are consistent, so that on one hand, a part of impact acting force with the same magnitude is distributed to the transverse direction, the impact acting force is reduced as much as possible in the longitudinal direction, and on the other hand, the condition that the buffer slide bars are longitudinally arranged on the slide bar bracket is met.

Drawings

FIG. 1 is a schematic structural view of an energy-absorbing buffer bed of the present invention;

FIG. 2 is a schematic structural view of a sliding bar support of an energy-absorbing buffer bed of the present invention;

FIG. 3 is a schematic view of a buffering slide bar structure of a slide bar bracket of an energy-absorbing buffering bed of the present invention;

FIG. 4 is a schematic view of the base layout structure of the first embodiment of the energy-absorbing buffer bed of the present invention;

FIG. 5 is a schematic view of the base layout structure of a second embodiment of the energy-absorbing buffer bed of the present invention;

Fig. 6 is a schematic view of the base arrangement structure in the third embodiment of the energy-absorbing buffer bed of the present invention.

Wherein: 1. a base; 100. a head end base; 101. a tail end base; 2. a slider support; 200. a main support; 201. a triangular bracket; 3. a buffer slide bar; 300. a polyethylene layer; 301. a rubber layer; 302. an anti-drop chute; 4. an upper positioning column; 5. a lower positioning column; 6. a spring; 7. a threaded sleeve; 8. a stud; 9. and a nut.

Detailed Description

The technical scheme of the invention is further explained in detail with the attached drawings;

It should be noted that: the bearing names such as 'longitudinal' and 'transverse' in the utility model are all that the material conveying direction in the assembly line is longitudinal, the straight line direction in the horizontal plane and perpendicular to the longitudinal direction is transverse, and the bearing names are just definitions which are convenient to express and do not represent the limitation of the protection scope of the application;

Example 1

As shown in fig. 1 to 4, the present embodiment provides an energy-absorbing buffer bed, which specifically includes more than two bases 1, slide bar supports 2 disposed on each base 1, and buffer slide bars 3 longitudinally connected to each slide bar support 2; the base 1 is fixed on the installation position through foundation bolts, the slide bar bracket 2 is connected to the base 1 through bolts, and the buffer slide bar 3 is connected to the slide bar bracket 2 through bolts; the head end base 100 and the tail end base 101 along the longitudinal direction are both transversely arranged, the bases between the head end base 100 and the tail end base 101 are both obliquely arranged relative to the transverse direction, and the projection widths of the bases 1 in the transverse section are all the same; the slider support 2 comprises a main support 200 horizontally arranged and triangular brackets 201 oppositely arranged at two ends of the slider support 2, the triangular brackets 201 are connected with the main support 200 in a welding mode, and the inclined angle of a panel, close to the joint of the triangular brackets 201 and the main support 200, of a supporting edge of the triangular brackets 201 is gradually reduced.

In terms of the cushioning effect of the cushioning runner 3 itself, the present embodiment is also improved, as shown in fig. 3, the cushioning runner 3 includes a polyethylene layer 300 on the surface layer, a rubber layer 301 on the inner layer, and an anti-slip chute 302 embedded in the rubber layer 301, which are integrally formed by heat vulcanization; the buffer slide bar 3 is connected to the slide bar support 2 by means of a bolt which is assembled in the anti-falling chute 302 in a sliding manner, specifically, the head of the bolt is clamped and embedded in a groove of the anti-falling chute 302, a threaded end of the bolt is led out of the anti-falling chute 302 and penetrates through the slide bar support 2, and finally a nut is screwed at the threaded end; meanwhile, considering that a gap is still formed between the bolt head and the groove wall of the anti-falling chute 302 after the buffer slide bar 3 meets a certain rigidity requirement, vulcanized rubber is poured into the anti-falling chute 302, namely, the vulcanized rubber is poured into the gap, the buffer slide bar 3 slightly inclines by taking the joint of the bolt and the groove opening of the anti-falling chute 302 as a fulcrum, and the vulcanized rubber positioned in the gap can also play a certain role in buffering impact force;

In addition, in order to further enhance the buffering effect, the device further comprises a spring buffering unit which is connected between the slide bar bracket 2 and the base 1 and is used for buffering large impact acting force; specifically, the spring buffer unit comprises an upper positioning column 4 arranged at the lower end of the slide bar support 2, a lower positioning column 5 arranged on the upper end surface of the base 1 opposite to the upper positioning column 4, and a spring 6, wherein two ends of the spring 6 are respectively sleeved on the upper positioning column 4 and the lower positioning column 5; meanwhile, the device also comprises a guide unit, wherein the guide unit comprises a threaded sleeve 7, a stud 8 and a nut 9; the screw sleeve 7 is connected to the lower end panel of the slide bar support 2 in a penetrating mode, one end of the double-end stud 8 is connected to the base 1 in a threaded mode, the other end of the double-end stud is inserted into the screw sleeve 7 in a penetrating mode, and the nut 9 is screwed at the end of the double-end stud.

Example 2

as shown in fig. 5, in this embodiment, on the basis of embodiment 1, the bases located between the head end base 100 and the tail end base 101 are all parallel to each other; the design meets the requirement of impact force separation and buffering, and meanwhile, the structure reaches consistency so as to facilitate production and processing; other technical schemes are the same as embodiment 1, and are not described herein.

example 3

As shown in fig. 6, the bases 1 are all arranged obliquely along the same direction, so that the distribution of impact force is also met, and the service life is obviously superior to that of a cash buffer bed; other technical schemes are the same as embodiment 1, and are not described herein.

finally, it is to be noted that: the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified and replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims (6)

1. The utility model provides an energy-absorbing formula buffering bed which characterized in that: the device comprises more than two bases, sliding strip supports arranged on the bases and buffer sliding strips longitudinally connected with the sliding strip supports, wherein the longitudinal direction is the advancing direction of materials on a conveyor belt; the bases are fixed to the mounting positions through foundation bolts respectively, the sliding strip supports are connected to the bases through bolts respectively, and the buffer sliding strips are connected to the sliding strip supports through bolts; the spring buffer unit comprises a plurality of spring buffer units, wherein the number of the spring buffer units is more than two, the spring buffer units are connected between the slide bar support and the base, any one of the spring buffer units respectively comprises an upper positioning column arranged at the lower end of the slide bar support, a lower positioning column which is coaxial with the upper positioning column and is arranged on the upper side surface of the base, and a spring, the two ends of the spring are respectively sleeved on the upper positioning column and the lower positioning column, and the spring buffer unit also comprises a guide unit, and the guide unit comprises a threaded sleeve, a stud and a nut; the screw sleeve penetrates through a lower end panel of the slide bar support, one end of the double-end stud is connected to the base in a threaded mode, and the other end of the double-end stud is inserted into the screw sleeve in a penetrating mode and connected with the nut; the at least one base is obliquely arranged relative to the transverse direction, the projection widths of the bases in the cross section are consistent, and the transverse direction is a straight line direction which is perpendicular to the longitudinal direction and is located in the horizontal plane.

2. The energy absorbing cushioning bed of claim 1, wherein: the head end bases and the tail end bases which are arranged along the longitudinal direction are transversely arranged, and the bases which are positioned between the head end bases and the tail end bases are obliquely arranged relative to the transverse direction.

3. The energy absorbing cushioning bed of claim 2, wherein: the bases positioned between the head end base and the tail end base are parallel to each other.

4. The energy absorbing cushioning bed of claim 1, wherein: the buffer slide bar comprises a polyethylene layer on the surface layer, a rubber layer on the inner layer and an anti-falling chute embedded in the rubber layer, wherein the polyethylene layer and the rubber layer are integrally formed through hot vulcanization; the buffering draw runner passes through bolted connection in the draw runner support, the bolt sliding assembly in the anticreep spout, wherein, the head card of bolt inlay in the inslot of anticreep spout will the screw thread end of bolt leads to outside the anticreep spout and run through the draw runner support, the screw thread end of bolt is provided with the nut.

5. the energy absorbing cushioning bed of claim 4, wherein: vulcanized rubber is poured into the anti-falling sliding chute.

6. The energy absorbing cushioning bed of claim 1, wherein: the draw runner support including the main support that the level set up with set up relatively in the triangle-shaped bracket at draw runner support both ends, triangle-shaped bracket with main support welded connection, the support of triangle-shaped bracket hold the limit and be close to with the panel inclination of main support junction slows down.