CN217056993U - Coal-winning machine shock attenuation base - Google Patents
Coal-winning machine shock attenuation base Download PDFInfo
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- CN217056993U CN217056993U CN202220343005.4U CN202220343005U CN217056993U CN 217056993 U CN217056993 U CN 217056993U CN 202220343005 U CN202220343005 U CN 202220343005U CN 217056993 U CN217056993 U CN 217056993U
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Abstract
The application discloses a shock absorption base of a coal mining machine, which comprises a top plate, a bottom plate, a longitudinal shock absorption mechanism and a transverse shock absorption mechanism, wherein the longitudinal shock absorption mechanism is longitudinally arranged and connected with the top plate and the bottom plate, and the transverse shock absorption mechanism is transversely arranged and linked with the longitudinal shock absorption mechanism; the transverse damping mechanism comprises a first damping piece and a linkage piece, the first damping piece is arranged on the bottom plate along the transverse direction, and the linkage piece is connected between the first damping piece and the longitudinal damping mechanism in a linkage manner; when the longitudinal damping mechanism acts, the linkage piece links the first damping piece to act, so that the first damping piece deforms and absorbs energy. This application has better shock attenuation effect.
Description
Technical Field
The application relates to the technical field of coal mining machines, in particular to a damping base of a coal mining machine.
Background
The coal mining machine is a large complex system integrating machinery, electricity and hydraulic pressure, is one of important devices for realizing mechanization and modernization of coal mine production, can reduce physical labor, improve safety, and achieve the purposes of high yield, high efficiency and low consumption.
At present, current coal-winning machine is carrying out the during operation, need carry out vibration/noise reduction's effect at the supporting legs department installation vibration/noise reduction of its bottom to the coal-winning machine, however current vibration/noise reduction base is when using, because its structure is comparatively single, is difficult to stabilize steady shock attenuation.
Therefore, a damping base of the coal mining machine with a good damping effect needs to be designed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a coal-winning machine shock attenuation base is provided to the not enough of prior art of overcoming to the aim at, has better shock attenuation effect.
The technical scheme of the application provides a damping base of a coal mining machine, which comprises a top plate, a bottom plate, a longitudinal damping mechanism and a transverse damping mechanism, wherein the longitudinal damping mechanism is longitudinally arranged and connected with the top plate and the bottom plate, and the transverse damping mechanism is transversely arranged and linked with the longitudinal damping mechanism;
the transverse damping mechanism comprises a first damping piece and a linkage piece, the first damping piece is arranged on the bottom plate along the transverse direction, and the linkage piece is connected between the first damping piece and the longitudinal damping mechanism in a linkage manner;
when the longitudinal damping mechanism acts, the linkage piece links the first damping piece to act, so that the first damping piece deforms and absorbs energy.
Preferably, the linkage piece comprises a linkage rod and a sliding block, the sliding block is arranged on the base in a transverse sliding mode, one end of the linkage rod is linked with the sliding block, the other end of the linkage rod is linked with the longitudinal damping mechanism, and the first damping piece is connected between the sliding block and the bottom plate;
when the longitudinal damping mechanism acts, the linkage rod drives the sliding block to slide, and the sliding block drives the first damping part to deform and absorb energy.
Preferably, the action directions of the sliding block and the longitudinal damping mechanism are mutually perpendicular;
one end of the linkage rod is hinged with the longitudinal damping mechanism, and the other end of the linkage rod is hinged with the sliding block.
Preferably, two sets of the first damping members are respectively disposed at both sides of the slider.
Preferably, the longitudinal damping mechanism comprises a second damping mechanism and a third damping mechanism, the second damping mechanism is arranged in the middle of the bottom plate, and the third damping mechanisms are symmetrically arranged on the periphery of the second damping mechanism.
Preferably, at least two of the lateral damping mechanisms are disposed on a side surface of the second damping mechanism symmetrically with respect to the second damping mechanism as a center.
Preferably, the second damping mechanism includes a support rod, a sleeve and a second damping member, the sleeve is slidably sleeved on the support rod, the sleeve is connected with one of the top plate or the bottom plate, the support rod is connected with the other of the top plate or the bottom plate, and the second damping member is connected between the support rod and the sleeve.
Preferably, the device further comprises a moving mechanism which is movably arranged on the bottom plate;
when moving, the moving mechanism moves to the bottom of the bottom plate.
Preferably, the moving mechanism comprises a pulley assembly and a lifting mechanism, the lifting mechanism is arranged on the bottom plate, the lifting mechanism is connected with the pulley assembly, and the bottom plate is provided with an opening through which the pulley assembly can pass;
when the lifting mechanism moves, the pulley assembly is driven by the lifting mechanism to extend out of the opening to the bottom of the bottom plate.
Preferably, the lifting mechanism comprises a longitudinal moving member and a driving member, the longitudinal moving member is connected with the pulley assembly, and the driving member is linked with the longitudinal moving member.
After adopting above-mentioned technical scheme, have following beneficial effect:
this application can play the cushioning effect simultaneously through vertical damper and horizontal damper, and when vertical damper is absorbing the produced energy of vertical action, vertical vibration mechanism can be through the first damper of linkage, decomposes into horizontal effort and acts on first damper with vertical effort to warp the energy-absorbing through first damper, thereby further improved the shock attenuation effect, make the whole better shock attenuation effect that has of device.
Drawings
The disclosure of the present application will become more readily understood with reference to the drawings. It should be understood that: these drawings are for illustrative purposes only and are not intended to limit the scope of the present application. In the figure:
fig. 1 is a schematic overall structure diagram of a shock absorption base of a coal mining machine according to one embodiment of the invention;
FIG. 2 is an exploded view of FIG. 1;
FIG. 3 is a schematic view of the internal structure of FIG. 1;
fig. 4 is a schematic structural diagram of the moving mechanism in one embodiment of the present invention;
fig. 5 is a schematic view of another angle of fig. 4.
Reference symbol comparison table:
a top plate 1;
a bottom plate 2: an opening 21;
longitudinal damping mechanism 3:
second damper mechanism 31: a support rod 311, a sleeve 312, a second damper 313;
third damper mechanism 32: a sliding rod 321, a sliding sleeve 322 and a third damping piece 323;
the transverse damping mechanism 4: the first shock absorption part 41, the linkage part 42, the sliding block 421, the linkage rod 422 and the mounting plate 43;
the moving mechanism 5:
the pulley assembly 51 is: a roller 511, a supporting shell 512, a fixing frame 513 and a limiting block 5131;
the elevating mechanism 52: a longitudinal moving member 521, a screw rod 5211, a threaded sleeve 5212, a limiting groove 5213, a driving member 522, a fixing plate 5221, a driving gear 5222, a driven gear 5223, a driving rod 5224 and a handle 5225.
Detailed Description
Embodiments of the present application are further described below with reference to the accompanying drawings.
It is easily understood that according to the technical solutions of the present application, a person skilled in the art can substitute various structural modes and implementation modes without changing the spirit of the present application. Therefore, the following detailed description and the accompanying drawings are merely illustrative of the technical solutions of the present application, and should not be considered as a whole or limiting the present application.
The directional terms upper, lower, left, right, front, rear, front, back, top, bottom and the like that are or may be mentioned in this specification are defined relative to the configurations shown in the drawings, and are relative concepts that may be changed accordingly depending on the position and the use state of the device. Therefore, these and other directional terms should not be construed as limiting terms. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixed or detachably connected, or integrally connected; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. The foregoing may be understood as pertaining to the specific meaning of the present application as the case may be, to one of ordinary skill in the art.
The utility model discloses a coal-winning machine shock attenuation base in one of them embodiment, as shown in fig. 1 and fig. 2, it includes roof 1, bottom plate 2, vertical damper 3 and horizontal damper 4, vertical damper 3 sets up and connects roof 1 and bottom plate 2 along the vertical, horizontal damper 4 sets up and links along the horizontal with vertical damper 3;
as shown in fig. 2 and 3, the transverse damping mechanism 4 includes a first damping member 41 and a link member 42, the first damping member 41 is disposed on the base plate 2 in the transverse direction, and the link member 42 is linked between the first damping member 41 and the longitudinal damping mechanism 3;
when the longitudinal damping mechanism 3 acts, the link member 42 links the first damping member 41 to act, so that the first damping member 41 deforms and absorbs energy.
Further, the top plate 1 is used for being connected with supporting legs of a coal mining machine, the bottom plate 2 is used for being placed on a supporting surface, the longitudinal damping mechanism 3 is arranged between the top plate 1 and the bottom plate 2, vibration generated by the coal mining machine in the working process is transmitted to the longitudinal damping mechanism 3 through the top plate 1, and the longitudinal damping mechanism 3 absorbs energy and damps longitudinal acting force generated by the vibration.
In addition, the transverse damping mechanism 4 is perpendicular to the action direction of the longitudinal damping mechanism 3, namely when vibration occurs, the longitudinal damping mechanism 3 acts longitudinally and absorbs longitudinal acting force generated by the vibration, meanwhile, the longitudinal damping mechanism 3 is linked with the first damping piece 41 through the linkage piece 42, so that the longitudinal acting force is decomposed into transverse acting force, and deformation and energy absorption are carried out through the first damping piece 41.
In some embodiments of the present invention, as shown in fig. 2 and fig. 3, the linkage member 42 includes a linkage rod 422 and a slider 421, the slider 421 is disposed on the base along a transverse sliding direction, one end of the linkage rod 422 is linked with the slider 421, the other end of the linkage rod 422 is linked with the longitudinal damping mechanism 3, and the first damping member 41 is connected between the slider 421 and the bottom plate 2;
when the longitudinal damping mechanism 3 acts, the linkage rod 422 drives the sliding block 421 to slide, and the sliding block 421 drives the first damping member 41 to deform and absorb energy.
Further, as shown in fig. 2 and fig. 3, the link member 42 further includes a mounting plate 43 and a sliding rod (not shown), the two mounting plates 43 are connected to the bottom plate 2 at intervals, the sliding rod is connected between the two mounting plates 43, the slider 421 is connected to the sliding rod in a sliding manner and can slide along the sliding rod, the first shock absorbing member 41 is connected between the slider 421 and the mounting plates 43, and the link rod 422 is connected to the longitudinal shock absorbing member and the slider 421.
Optionally, a sliding groove is provided on the bottom plate 2, and the sliding block 421 is slidably disposed in the sliding groove.
Specifically, the first shock absorbing member 41 is a spring, and the spring is connected between the mounting plate 43 and the slider 421, and during operation, the spring is deformed to absorb energy and shock. Wherein, the spring is sleeved on the sliding rod.
Alternatively, the first shock absorbing member 41 may also be an elastic member, such as a rubber pad, a pneumatic spring, or the like.
In some embodiments of the present invention, as shown in fig. 2 and 3, the motion directions of the sliding block 421 and the longitudinal damping mechanism 3 are perpendicular to each other;
one end of the linkage rod 422 is hinged with the longitudinal damping mechanism 3, and the other end is hinged with the sliding block 421.
Specifically, the longitudinal damping mechanism 3 can move up and down along the longitudinal direction, the slider 421 can slide along the transverse direction, and when the longitudinal damping mechanism 3 moves, the slider 421 is pushed to move through the linkage rod 422, so that the spring is compressed or stretched, and energy absorption and damping are realized.
In some embodiments of the present invention, as shown in fig. 2 and 3, two sets of first dampers 41 are respectively disposed on two sides of the sliding block 421.
Further, as shown in fig. 2, the sliding block 421 is disposed between the two mounting plates 43, and correspondingly, two springs are respectively disposed on the left and right sides of the sliding block 421, when there is no vibration, the distance between the sliding block 421 and the two mounting plates 43 is equal, at this time, the springs are in a free state, when there is vibration, the top plate 1 moves downward, the longitudinal damping mechanism 3 moves downward, and pushes the sliding block 421 to slide in a direction away from the longitudinal damping mechanism 3 through the linkage rod 422, at this time, the springs located on the outer side of the sliding block 421 are compressed, the springs located on the inner side of the sliding block 421 are extended, and the transverse acting force of the sliding block 421 can be absorbed simultaneously through the two sets of springs, so as to achieve a better energy-absorbing and damping effect. Similarly, when the top plate 1 moves upward, the longitudinal damper mechanism 3 moves upward, the slider 421 slides in a direction approaching the longitudinal damper mechanism 3, the spring on the outer side of the slider 421 is stretched, and the spring on the inner side of the slider 421 is compressed. Through setting up two sets of first shock attenuation pieces 41 can make roof 1 all can carry out the energy-absorbing shock attenuation when rising or descending for the shock attenuation effect is better.
In some embodiments of the present invention, as shown in fig. 1 to 3, the longitudinal damping mechanism 3 includes a second damping mechanism 31 and a third damping mechanism 32, the second damping mechanism 31 is disposed in the middle of the bottom plate 2, and the plurality of third damping mechanisms 32 are symmetrically disposed on the periphery of the second damping mechanism 31.
Specifically, as shown in fig. 1 to 3, the top plate 1 and the bottom plate 2 are rectangular plates, the second damping mechanism 31 is disposed at the central position of the bottom plate 2, the four third damping mechanisms 32 are disposed at the four end corners of the bottom plate 2, and the second damping mechanism 31 and the third damping mechanism 32 can support and damp all positions of the device, so as to improve the damping effect.
Alternatively, the top plate 1 and the bottom plate 2 may be shaped into other shapes, such as a circle, in which case the second damping mechanism 31 is disposed at the center of the bottom plate 2, and the plurality of third damping mechanisms 32 are disposed around the second damping mechanism 31 at equal intervals around the center of the bottom plate 2.
In some embodiments of the present invention, as shown in fig. 2 and 3, at least two lateral damping mechanisms 4 are symmetrically disposed on the side of the second damping mechanism 31 with the second damping mechanism 31 as a center.
Preferably, as shown in fig. 2, two lateral damping mechanisms 4 are respectively and symmetrically arranged on two sides of the second damping mechanism 31, that is, the linkage rods 422 in the two lateral damping mechanisms 4 are respectively connected to the second damping mechanism 31, when a damping operation is performed, the longitudinal acting force of the second damping mechanism 31 is respectively dispersed to the two lateral damping mechanisms 4 on the two sides, and the acting forces applied to the two lateral damping mechanisms 4 are opposite, that is, the resultant force of the device in the lateral direction is 0, so that the device does not generate a vibration in the lateral direction due to the longitudinal vibration.
Optionally, the number of the transverse damping mechanisms 4 can be larger than two, and the plurality of transverse damping mechanisms 4 are respectively arranged at equal intervals by taking the second damping mechanism 31 as a center, so that the resultant force of the transverse acting force of the plurality of transverse damping mechanisms 4 is 0, that is, the whole damping effect of the device can be better improved, and the transverse vibration of the device can also be reduced.
If the number of the transverse shock absorption mechanisms 4 is 3, the adjacent transverse shock absorption mechanisms 4 are arranged at an interval of 120 degrees, and if the number of the transverse shock absorption mechanisms 4 is 4, the adjacent transverse shock absorption mechanisms 4 are arranged at an interval of 90 degrees, and so on, and the description thereof is omitted in this embodiment.
In some embodiments of the present invention, as shown in fig. 3, the second damping mechanism 31 includes a supporting rod 311, a sleeve 312 and a second damping member 313, the sleeve 312 is slidably sleeved on the supporting rod 311, the sleeve 312 is connected to one of the top plate 1 or the bottom plate 2, the supporting rod 311 is connected to the other of the top plate 1 or the bottom plate 2, and the second damping member 313 is connected between the supporting rod 311 and the sleeve 312.
Preferably, as shown in fig. 3, one end of the sleeve 312 is fixedly connected with the top plate 1, a portion of the supporting rod 311 is slidably disposed in the sleeve 312, a portion of the supporting rod 311 passes through the lower end of the sleeve 312 and is fixedly connected with the bottom plate 2, and the second shock absorbing member 313 is disposed in the sleeve 312. The second shock absorbing member 313 is a spring, one end of the spring is connected to the supporting rod 311, the other end of the spring is connected to the top end of the sleeve 312 or directly abuts against the top plate 1, when the top plate vibrates, the supporting rod 311 and the sleeve 312 slide relatively, and the spring deforms to absorb energy, so that the shock absorbing effect is achieved.
The second damping mechanism 31 is disposed in the middle of the bottom plate 2, and is used for supporting the middle of the bottom plate 2 and the top plate 1.
Alternatively, the second damping mechanism 31 may be an air spring.
Further, as shown in fig. 3, one end of the linkage rod 422 is hinged to the side wall of the sleeve 312, and the other end is hinged to the slider 421, when the sleeve 312 moves downward, the linkage rod 422 can drive the slider 421 to slide in the direction away from the second damping mechanism 31, and when the sleeve 312 moves upward, the linkage rod 422 can drive the slider 421 to slide in the direction close to the second damping mechanism 31.
In some embodiments of the present invention, as shown in fig. 3, the third damping mechanism 32 includes a sliding rod 321, a sliding sleeve 322, and a third damping member 323, the sliding rod 321 is slidably connected to the sliding sleeve 322, the sliding rod 321 is connected to one of the top plate 1 or the bottom plate 2, the sliding sleeve 322 is connected to the other of the top plate 1 or the bottom plate 2, the third damping member 323 is a spring, and the third damping member 323 is connected to the sliding rod 321 and the sliding sleeve 322.
Alternatively, the third damping mechanism 32 may also be an air spring.
Wherein, can provide support and shock attenuation to the middle part of roof 1 and bottom plate 2 through second damper 31, third damper 32 can provide support and shock attenuation to four end angles of roof 1 and bottom plate 2 to make the device have better shock attenuation effect.
Optionally, a damper is further provided between the top plate 1 and the bottom plate 2, and the damping effect can be further improved by the damper.
Optionally, a shock absorption gasket is arranged at the bottom of the bottom plate 2, so that the shock absorption effect is further improved.
In some embodiments of the present invention, as shown in fig. 1-3, the present invention further comprises a moving mechanism 5, wherein the moving mechanism 5 is movably disposed on the bottom plate 2;
when moving, the moving mechanism 5 moves to the bottom of the base plate 2.
Wherein, in use, the moving mechanism 5 is located above the bottom of the base plate 2, such that the base plate 2 can be brought into direct contact with a support surface, i.e. such that the device can be stably placed on the support surface. In the movement, the moving mechanism 5 is moved to the bottom of the base plate 2, and the base plate 2 is supported on a support surface by the moving mechanism 5 for transportation.
In some embodiments of the present invention, as shown in fig. 1 to 3, the moving mechanism 5 includes a pulley assembly 51 and a lifting mechanism 52, the lifting mechanism 52 is disposed on the bottom plate 2, the lifting mechanism 52 is connected to the pulley assembly 51, and the bottom plate 2 is provided with an opening 21 through which the pulley assembly 51 can pass;
when moving, the lifting mechanism 52 drives the pulley assembly 51 to extend out from the opening 21 to the bottom of the base plate 2.
As shown in fig. 4, the pulley assembly 51 includes a roller 511, a supporting housing 512 and a fixing frame 513, the roller 511 is rotatably connected to the supporting housing 512, the supporting housing 512 is movably connected to the fixing frame 513, the fixing frame 513 is fixedly connected to the base plate 2, and the lifting mechanism 52 is connected to the supporting housing 512. The opening 21 can pass through the roller 511, when the moving mechanism 5 is not needed, the lifting mechanism 52 drives the pulley assembly 51 to the upper side of the bottom plate 2, and when the carrying is needed, the lifting mechanism 52 drives the pulley assembly 51 to pass through the opening 21 to the lower side of the bottom plate 2.
In some embodiments of the present invention, as shown in fig. 4, the lifting mechanism 52 includes a longitudinal moving member 521 and a driving member 522, the longitudinal moving member 521 is connected to the pulley assembly 51, and the driving member 522 is linked with the longitudinal moving member 521.
Further, as shown in fig. 4, the longitudinal moving member 521 includes a threaded sleeve 5212 and a screw rod 5211, the screw rod 5211 is in threaded fit connection with the threaded sleeve 5212, the screw rod 5211 passes through the fixing frame 513 and is fixedly connected with the supporting shell 512, the driving member 522 is in transmission connection with the threaded sleeve 5212, the threaded sleeve 5212 is driven to rotate by the driving member 522, and the threaded sleeve 5212 drives the screw rod 5211 to move up and down, so as to drive the pulley assembly 51 to move up and down.
Still further, as shown in fig. 5, a limit groove 5213 arranged along the axial direction of the screw 5211 is arranged on the screw 5211, a limit block 5131 is arranged at the bottom of the fixing frame 513, and the limit block 5131 is arranged in the limit groove 5213 and can slide along the limit groove 5213.
As shown in fig. 4 and 5, the driving member 522 includes a fixing plate 5221, a driving gear 5222, a driven gear 5223, a driving rod 5224 and a handle 5225, the fixing plate 5221 is connected to the fixing frame 513, the driving rod 5224 is rotatably connected to the fixing plate 5221, one end of the driving rod 5224 is connected to the handle 5225, the other end of the driving rod 5224 is connected to the driving gear 5222, the driven gear 5223 is fixedly connected to the threaded sleeve 5212, the driving gear 5222 is engaged with the driven gear 5223, and a user can control the driving gear 5222 to rotate through the handle 5225, so as to drive the threaded sleeve 5212 to rotate, so as to drive the lead screw 5211 to move up and down, i.e., the lifting of the pulley assembly 51 can be realized.
Alternatively, the elevator mechanism 52 may also be a hydraulic ram or a rack and pinion elevator mechanism 52.
As a preferred embodiment of the present invention, as shown in fig. 1-5, the damping base of the coal mining machine comprises a top plate 1 connected to the coal mining machine, a bottom plate 2 for placing on a supporting surface, a longitudinal damping mechanism 3 and a transverse damping mechanism 4, wherein the longitudinal damping mechanism 3 comprises a second damping mechanism 31 and a third damping mechanism 32, the second damping mechanism 31 and the third damping mechanism 32 are connected between the top plate 1 and the bottom plate 2, the second damping mechanism 31 is disposed in the middle of the bottom plate 2, and the four third damping mechanisms 32 are disposed at four end corners of the bottom plate 2 respectively. The two groups of transverse damping mechanisms 4 are respectively and symmetrically arranged on two sides of the second damping mechanism 31, wherein each transverse damping mechanism 4 comprises a linkage rod 422, a slider 421 and a first damping piece 41, mounting plates 43 are fixedly connected to the base, the slider 421 is slidably arranged between the two mounting plates 43, the first damping piece 41 is respectively arranged on two sides of the slider 421, each first damping piece 41 is a spring, each spring is connected with the corresponding slider 421 and the corresponding mounting plate 43, one end of each linkage rod 422 is hinged to the corresponding slider 421, the other end of each linkage rod 422 is hinged to the corresponding sleeve 312 in the second damping mechanism 31, when vibration occurs, the top plate 1 drives the corresponding sleeve 312 to move up and down in the longitudinal direction, and the corresponding sleeves 312 drive the corresponding sliders 421 to slide in the transverse direction through the linkage rods 422, so that the first damping pieces 41 are deformed and absorb energy.
In addition, the device further comprises a moving mechanism 5, the moving mechanism 5 comprises a pulley assembly 51 and a lifting mechanism 52, the pulley assembly 51 comprises a roller 511, a supporting shell 512 and a fixing frame 513, the roller 511 is rotatably connected with the supporting shell 512, the supporting shell 512 is movably connected with the fixing frame 513, and the fixing frame 513 is fixedly connected to the bottom plate 2. The lifting mechanism 52 comprises a longitudinal moving member 521 and a driving member 522, wherein the longitudinal moving member 521 comprises a threaded sleeve 5212 and a screw rod 5211, the screw rod 5211 is in threaded fit with the threaded sleeve 5212, the screw rod 5211 penetrates through the fixing frame 513 and is fixedly connected with the supporting shell 512, the driving member 522 is in transmission connection with the threaded sleeve 5212, the driving member 522 drives the threaded sleeve 5212 to rotate, and the threaded sleeve 5212 drives the screw rod 5211 to move up and down so as to drive the pulley assembly 51 to move up and down. The driving member 522 includes a fixing plate 5221, a driving gear 5222, a driven gear 5223, a driving rod 5224 and a handle 5225, the fixing plate 5221 is connected to the fixing frame 513, the driving rod 5224 is rotatably connected to the fixing plate 5221, the handle 5225 is connected to one end of the driving rod 5224, the driving gear 5222 is connected to the other end of the driving rod 5224, the driven gear 5223 is fixedly connected to the threaded sleeve 5212, the driving gear 5222 is engaged with the driven gear 5223, a user can control the driving gear 5222 to rotate through the handle 5225, so as to drive the threaded sleeve 5212 to rotate, so as to drive the screw rod 5211 to move up and down, and the lifting of the pulley assembly 51 can be realized.
Wherein, the opening 21 is arranged on the bottom plate 2, when the moving mechanism 5 is not needed, the lifting mechanism 52 drives the pulley assembly 51 to move upwards to the upper part of the bottom plate 2, so that the bottom plate 2 can be directly placed on the supporting surface. When the device needs to be transported, the pulley assembly 51 is driven by the lifting mechanism 52 to pass through the opening 21 to the lower part of the bottom plate 2, so as to facilitate transportation.
What has been described above is merely the principles and preferred embodiments of the present application. It should be noted that, for a person skilled in the art, several other modifications can be made on the basis of the principle of the present application, and these should also be considered as the scope of protection of the present application.
Claims (10)
1. The shock absorption base of the coal mining machine is characterized by comprising a top plate (1), a bottom plate (2), a longitudinal shock absorption mechanism (3) and a transverse shock absorption mechanism (4), wherein the longitudinal shock absorption mechanism (3) is longitudinally arranged and connected with the top plate (1) and the bottom plate (2), and the transverse shock absorption mechanism (4) is transversely arranged and is linked with the longitudinal shock absorption mechanism (3);
the transverse damping mechanism (4) comprises a first damping piece (41) and a linkage piece (42), the first damping piece (41) is arranged on the bottom plate (2) along the transverse direction, and the linkage piece (42) is connected between the first damping piece (41) and the longitudinal damping mechanism (3) in a linkage manner;
when the longitudinal damping mechanism (3) acts, the linkage piece (42) is linked with the first damping piece (41) to act, so that the first damping piece (41) deforms and absorbs energy.
2. The shock absorption base for the coal mining machine as claimed in claim 1, wherein the linkage piece (42) comprises a linkage rod (422) and a sliding block (421), the sliding block (421) is arranged on the bottom plate in a sliding mode along the transverse direction, one end of the linkage rod (422) is linked with the sliding block (421), the other end of the linkage rod (422) is linked with the longitudinal shock absorption mechanism (3), and the first shock absorption piece (41) is connected between the sliding block (421) and the bottom plate (2);
when the longitudinal damping mechanism (3) acts, the linkage rod (422) drives the sliding block (421) to slide, and the sliding block (421) drives the first damping piece (41) to deform and absorb energy.
3. The shearer shock mount according to claim 2, characterized in that the slide block (421) and the longitudinal shock absorbing mechanism (3) are perpendicular to each other in their direction of action;
one end of the linkage rod (422) is hinged with the longitudinal damping mechanism (3), and the other end of the linkage rod is hinged with the sliding block (421).
4. The shearer shock absorbing base according to claim 2 or 3, wherein two sets of the first shock absorbing members (41) are respectively provided at both sides of the sliding block (421).
5. The shearer shock absorbing base according to claim 1, characterized in that the longitudinal shock absorbing mechanism (3) includes a second shock absorbing mechanism (31) and a third shock absorbing mechanism (32), the second shock absorbing mechanism (31) is provided at a middle portion of the floor (2), and a plurality of the third shock absorbing mechanisms (32) are symmetrically provided at an outer periphery of the second shock absorbing mechanism (31).
6. The shearer shock absorbing base according to claim 5, characterized in that at least two of the lateral shock absorbing mechanisms (4) are provided on the side of the second shock absorbing mechanism (31) symmetrically with respect to the second shock absorbing mechanism (31).
7. The shearer shock absorbing base according to claim 5, characterized in that the second shock absorbing mechanism (31) comprises a support rod (311), a sleeve (312) and a second shock absorbing member (313), the sleeve (312) is slidingly sleeved on the support rod (311), the sleeve (312) is connected with one of the top plate (1) or the bottom plate (2), the support rod (311) is connected with the other one of the top plate (1) or the bottom plate (2), and the second shock absorbing member (313) is connected between the support rod (311) and the sleeve (312).
8. The shearer shock mount according to claim 1, characterized by further comprising a moving mechanism (5), the moving mechanism (5) being movably disposed on the floor (2);
when moving, the moving mechanism (5) moves to the bottom of the bottom plate (2).
9. The shock absorption base for the coal mining machine according to claim 8, characterized in that the moving mechanism (5) comprises a pulley assembly (51) and a lifting mechanism (52), the lifting mechanism (52) is arranged on the bottom plate (2), the lifting mechanism (52) is connected with the pulley assembly (51), and an opening (21) through which the pulley assembly (51) can pass is arranged on the bottom plate (2);
when the lifting mechanism (52) moves, the pulley assembly (51) is driven by the lifting mechanism to extend out of the opening (21) to the bottom of the bottom plate (2).
10. The shock absorption base of the coal mining machine as claimed in claim 9, wherein the lifting mechanism (52) comprises a longitudinal moving member (521) and a driving member (522), the longitudinal moving member (521) is connected with the pulley assembly (51), and the driving member (522) is linked with the longitudinal moving member (521).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220343005.4U CN217056993U (en) | 2022-02-21 | 2022-02-21 | Coal-winning machine shock attenuation base |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220343005.4U CN217056993U (en) | 2022-02-21 | 2022-02-21 | Coal-winning machine shock attenuation base |
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| CN217056993U true CN217056993U (en) | 2022-07-26 |
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| CN202220343005.4U Active CN217056993U (en) | 2022-02-21 | 2022-02-21 | Coal-winning machine shock attenuation base |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115303936A (en) * | 2022-10-12 | 2022-11-08 | 江苏隆来建设工程有限公司 | Hoisting equipment for heavy object |
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2022
- 2022-02-21 CN CN202220343005.4U patent/CN217056993U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115303936A (en) * | 2022-10-12 | 2022-11-08 | 江苏隆来建设工程有限公司 | Hoisting equipment for heavy object |
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