CN112302698A - Folding hydraulic tunnel supporting device convenient to carry - Google Patents
Folding hydraulic tunnel supporting device convenient to carry Download PDFInfo
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- CN112302698A CN112302698A CN202011175630.4A CN202011175630A CN112302698A CN 112302698 A CN112302698 A CN 112302698A CN 202011175630 A CN202011175630 A CN 202011175630A CN 112302698 A CN112302698 A CN 112302698A
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- support
- hydraulic
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- motor
- rod
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/0004—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices
Abstract
The invention relates to the field of folding hydraulic roadway support devices, in particular to a folding hydraulic roadway support device convenient to carry, which comprises a support mechanism, a traveling mechanism, a limiting mechanism, a punching mechanism and an expansion mechanism, wherein the support mechanism is arranged on the support mechanism; supporting mechanism's setting is convenient for play the effect of strutting to the top in tunnel, be convenient for follow the progress of excavation and the automatic movement position through running gear's setting, the tunnel support removal efficiency has been improved, the stability of running gear's hydraulic support part is convenient for improve through stop gear's setting, increase its structural strength, and can dismantle fast when dismantling the transport, the use flexibility ratio of device has been improved, be convenient for erect fixed protective part to the passageway lateral wall that excavates through extension mechanism's setting, safety in production has been guaranteed, it is spacing to fix on the lateral wall in tunnel to be convenient for through the setting of mechanism of punching, the risk of collapsing in tunnel has been avoided, and intensity of labour has been alleviateed and operating efficiency has been improved.
Description
Technical Field
The invention relates to the field of folding hydraulic roadway support devices, in particular to a folding hydraulic roadway support device convenient to carry.
Background
Coal mines in China are mainly underground mining, a large number of roadways need to be excavated underground, and roadway support is adopted to keep the roadways smooth and surrounding rocks stable, so that the method has important significance for coal mine construction and production. Generally, in order to make the roadway support play a positive role in regulating and controlling the deformation process of the surrounding rock, the support is installed before the surrounding rock loosens and is damaged, so that the support and the surrounding rock play a bearing role under the condition that the surrounding rock still keeps self-bearing force, but the support is used for bearing the weight of the caving rock block under the condition that the surrounding rock loosens and is damaged and the self-bearing force is almost completely lost. That is, the support and the surrounding rock should be made to carry together under mutually constrained and interdependent conditions.
Because the equipment volume and the area of digging the ore are great, so the weight and the volume of general hydraulic support equipment are comparatively heavy, and it is very inconvenient to seem when needing to shift, and traditional supporting device adopts fixed shaped steel to support mostly, and the shaped steel is strutted and is showing and reducing the tunnel and strut the effect, and has improved the support cost in tunnel, has increased workman intensity of labour.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a folding hydraulic roadway support device convenient to carry.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a folding hydraulic pressure roadway support device convenient to transport, includes supporting mechanism, running gear, stop gear, the mechanism of punching and extension mechanism for automatically remove in the tunnel running gear locates and is used for playing the supporting role to the tunnel supporting mechanism's bottom, just running gear is equipped with two, is used for assisting running gear steadily removes stop gear locates between the running gear, be used for opening new the lateral wall that finds out the tunnel erects the steel mesh extension mechanism locates supporting mechanism's around, be used for punching the anchoring with the steel mesh that newly erects the mechanism of punching is located supporting mechanism's both ends, just it is equipped with a plurality ofly to punch the mechanism.
Specifically, the supporting mechanism includes main support, first balladeur train, second balladeur train and auxiliary support, the main support is equipped with two sets ofly, every group the main support is equipped with a plurality ofly, just sliding connection between the main support, one of them is a set of the bottom sliding connection of main support has two first balladeur train and another group the bottom sliding connection of main support has two the second balladeur train, the second balladeur train is greater than the length of first balladeur train, the vertical fixation has two on the lateral wall of first balladeur train the auxiliary support.
Specifically, the walking mechanism comprises a first hydraulic rod, a second hydraulic rod, a supporting base, a first motor, a first screw rod, a second motor and a second screw rod, the bottoms of the two ends of the first carriage are fixedly connected with the second hydraulic rod, the bottoms of the two ends of the second carriage are fixedly connected with the first hydraulic rod, the bottom ends of the first hydraulic rod and the second hydraulic rod are respectively fixed with the supporting base, wherein the first motor is respectively arranged on two sides of one group of the main brackets, and the second motor is arranged on the bottom side of the other group of the main brackets, the two ends of the first motor are respectively fixed with the first screw rod, one end of the first screw rod penetrates through the first sliding frame and is connected with the first sliding frame in a threaded manner, and two ends of the second motor are respectively fixed with one second screw rod, and one end of each second screw rod penetrates through the second sliding frame and is in threaded connection with the second sliding frame.
Specifically, the limiting mechanism comprises a connecting rod, a lantern ring, a protective cover, a limiting rod, a spring and a pull ring, the connecting rod is respectively arranged between the two first hydraulic rods and between the two second hydraulic rods on the same side, two ends of the connecting rod are respectively clamped with one lantern ring, the lantern rings are respectively fixed on the side walls of the first hydraulic rod and the second hydraulic rod, the outer side wall of the lantern ring is fixed with the protective cover, the limiting rod is arranged in the protective cover, one end of the limiting rod extends to the outer side of the protective cover, the other end of the limiting rod penetrates through the lantern ring and is clamped in the connecting rod, the spring is wound on the side wall of the limiting rod, one end of the spring is fixed on the side wall of the protective cover, the other end of the spring abuts against the side wall of the sleeve ring, and the limiting rod is located at one end of the outer side of the protective cover and is provided with the pull ring.
Specifically, the extension mechanism comprises a plurality of rotating plates, a plurality of second fixed blocks and a plurality of third hydraulic rods, one end of each of the two groups of main supports rotates respectively, one second fixed block is fixed at the bottom end of each of the rotating plates and the bottom end of each of the main supports, and the third hydraulic rods rotate between the two second fixed blocks.
Specifically, the mechanism of punching includes first fixed block, spout, third motor, first stopper, third lead screw, drill bit and second stopper, the auxiliary stand deviates from the one end of first balladeur train is fixed with first fixed block, the inside of first fixed block is equipped with the spout, the inside of spout slides and has the third motor, the top of first fixed block is fixed with second stopper and bottom mounting have first stopper, the bottom mounting of third motor has the third lead screw, the bottom of third lead screw extends to the inside and the threaded connection of second stopper in the second stopper, the top of third motor is fixed with the drill bit, the top of drill bit is run through the second stopper and rotate connect in the second stopper.
The invention has the beneficial effects that:
(1) the folding hydraulic roadway support device convenient to carry is convenient to support the top end of a roadway through the arrangement of the support mechanism, and the supporting section bars which are distributed in a cross way increase the structural strength of the supporting device, reduce the weight of the supporting device, reduce the moving load of the travelling mechanism, namely, the two groups of main brackets are combined together through the two first sliding frames and the two second sliding frames, thereby realizing the sliding connection and simultaneously ensuring the supporting function to the roadway, the arrangement of the auxiliary bracket facilitates the punching mechanism to punch and establish the anchor hole along with the movable supporting device, provides a good platform for the subsequent permanent supporting protection of the roadway, and then be convenient for play the supporting effect to the top in tunnel, and the support section bar of cross distribution has increased supporting device's structural strength and has reduceed self weight, has reduced running gear's removal load.
(2) The invention relates to a folding hydraulic roadway support device convenient to carry, a plurality of travelling mechanisms are arranged at the bottom end of a support mechanism, the travelling mechanisms are arranged and can automatically move positions along with the excavation progress through the arrangement of the travelling mechanisms, the roadway support moving efficiency is improved, good conditions are created for the rapid advance of a mining working face and the great increase of ore quantity, a limiting mechanism is arranged between the travelling mechanisms, the stability of a hydraulic support part of the travelling mechanism is improved through the arrangement of the limiting mechanism, the structural strength of the hydraulic support part is increased, the hydraulic support part can be rapidly disassembled during disassembly and carrying, the use flexibility of the device is improved, namely, when a newly opened roadway needs to be supported and protected, a plurality of second hydraulic pressure rods are operated firstly, then a first motor is started to drive a first screw rod to rotate, and two first slide rods move towards a new tunneling direction at a constant speed, the first motor is powered off after the first sliding frame slides to the limit position, then the second hydraulic rod is operated to extend, so that the supporting base is supported to the ground again, the movement of one group of main brackets is completed, the first hydraulic rod is operated to contract, then the second motor is started to drive the second sliding frame to move towards the same direction of the first sliding frame through the second lead screw, the second motor is closed after the second sliding frame moves to the limit position, and the first hydraulic rod is operated to support the ground, so that the movement of the other group of main brackets is completed, the position is conveniently automatically moved along with the excavation progress, the roadway supporting moving efficiency is improved, good conditions are created for the quick propulsion of a mining working face and the great improvement of the ore quantity, namely when the device needs to be transferred to other use sites, the connecting rods for supporting the first hydraulic rod and the second hydraulic rod need to be dismantled at the moment, at first, the pull ring is pulled, so that the limiting rod slides after the force of the spring is offset, one end of the limiting rod is not limited to the connecting rod, the pull ring at the other end of the connecting rod is operated again to remove the limitation, the stability of the hydraulic supporting part of the travelling mechanism is improved conveniently, the structural strength of the hydraulic supporting part is improved, the hydraulic supporting part can be detached quickly when the hydraulic supporting part is detached and carried, and the use flexibility of the device is improved.
(3) The invention relates to a folding hydraulic roadway support device convenient to carry, wherein an extension mechanism is arranged on the periphery of a support mechanism, and is further convenient to erect a fixed protection component on the side wall of an excavated channel through the arrangement of the extension mechanism, the mining working face support process is greatly simplified, the safety production is ensured, a plurality of punching mechanisms are arranged at two ends of the support mechanism, the fixed protection component is conveniently limited and fixed on the side wall of the roadway through the arrangement of the punching mechanisms, the collapse risk of the roadway is avoided, the labor intensity is reduced, the operation efficiency is improved, namely, as the device is correspondingly transferred along with the advancing of the excavation, the part supported by the device is exposed, at the moment, a third hydraulic rod is operated to contract, a rotating plate deflects to the bottom end, and then the protection component is placed on the top side of the roadway against the rotating plate, the third hydraulic rod is operated to stretch out, the protective component is abutted to the top side of the roadway by the rotating plate, so that the subsequent fixing operation of a punching mechanism is facilitated, the fixing protective component is erected on the side wall of the excavated channel, the supporting process of the mining working face is greatly simplified, the safety production is ensured, namely, as the third motor is started when the top end of the roadway is required to be drilled, the drill bit at the top end of the third motor and the third screw rod at the bottom end rotate simultaneously, the third screw rod starts to displace towards the top end while being in threaded connection with the first limiting block, the drill bit starts to tightly abut against the top end of the roadway for drilling, the shaking of the end part of the drill bit can be reduced through the arrangement of the second limiting block, the concentricity of the drilled hole is ensured to be higher, the third motor reversely rotates to fall to the initial position after the drilled hole reaches the preset depth, and then the fixed components such as an expansion nail and, and then be convenient for fix the spacing fixing of protection component on the lateral wall in tunnel, avoided the risk of collapsing in tunnel, and alleviateed intensity of labour and improved the operating efficiency.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural diagram of the overall structure of a preferred embodiment of the folding hydraulic roadway support device convenient to carry provided by the invention;
FIG. 2 is a schematic view of the connection structure of the supporting mechanism and the hole punching mechanism shown in FIG. 1;
FIG. 3 is a schematic structural view of the limiting mechanism shown in FIG. 1;
FIG. 4 is an enlarged view of portion A of FIG. 1;
FIG. 5 is an enlarged view of the portion B shown in FIG. 1;
fig. 6 is an enlarged schematic view of the portion C shown in fig. 1.
In the figure: 1. the support mechanism, 11, a main support, 12, a first carriage, 13, a second carriage, 14, an auxiliary support, 2, a traveling mechanism, 21, a first hydraulic rod, 22, a second hydraulic rod, 23, a support base, 24, a first motor, 25, a first screw rod, 26, a second motor, 27, a second screw rod, 3, a limiting mechanism, 31, a connecting rod, 32, a lantern ring, 33, a shield, 34, a limiting rod, 35, a spring, 36, a pull ring, 4, a punching mechanism, 41, a first fixed block, 42, a sliding groove, 43, a third motor, 44, a first limiting block, 45, a third screw rod, 46, a drill bit, 47, a second limiting block, 5, an expansion mechanism, 51, a rotating plate, 52, a second fixed block, 53 and a third hydraulic rod.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-6, the folding hydraulic roadway support device convenient to carry comprises a support mechanism 1, two traveling mechanisms 2, two limiting mechanisms 3, two punching mechanisms 4 and two expansion mechanisms 5, wherein the traveling mechanism 2 for automatically moving in the roadway is arranged at the bottom end of the support mechanism 1 for supporting the roadway, the limiting mechanisms 3 for assisting the traveling mechanism 2 to stably move are arranged between the traveling mechanisms 2, the expansion mechanisms 5 for erecting steel nets on the side walls of the newly erected roadway are arranged around the support mechanism 1, the punching mechanisms 4 for anchoring the newly erected steel nets with punched holes are arranged at two ends of the support mechanism 1, and the punching mechanisms 4 are provided with a plurality of parts.
Specifically, the supporting mechanism 1 includes a main support 11, a plurality of first carriages 12, two second carriages 13 and two secondary supports 14, two sets of the main supports 11 are provided, each set of the main supports 11 is provided with a plurality of main supports 11, and the main supports 11 are connected in a sliding manner, wherein the bottom end of one set of the main supports 11 is connected with two first carriages 12 in a sliding manner, and the bottom end of the other set of the main supports 11 is connected with two second carriages 13 in a sliding manner, the second carriages 13 are longer than the first carriages 12, two secondary supports 14 are vertically fixed on the side wall of the first carriage 12, because the two sets of the main supports 11 are combined together through the two first carriages 12 and the two second carriages 13, the supporting effect on the roadway can be ensured while the sliding connection is realized, the supporting device which moves along with the punching mechanism 4 can be conveniently arranged through the secondary supports 14 to punch and set up an anchor hole, a good platform is provided for subsequent permanent supporting protection of the roadway, so that the top end of the roadway is conveniently supported, the supporting profiles distributed in a crossed mode increase the structural strength of the supporting device, the weight of the supporting device is reduced, and the moving load of the travelling mechanism 2 is reduced.
Specifically, the traveling mechanism 2 includes a first hydraulic rod 21, a second hydraulic rod 22, a support base 23, a first motor 24, a first screw rod 25, a second motor 26 and a second screw rod 27, the bottom of the two ends of the first carriage 12 is fixedly connected with the second hydraulic rod 22, the bottom of the two ends of the second carriage 13 is fixedly connected with the first hydraulic rod 21, the bottom ends of the first hydraulic rod 21 and the second hydraulic rod 22 are respectively fixed with the support base 23, wherein the first motor 24 is respectively installed on two sides of one group of main brackets 11, the second motor 26 is installed on the bottom side of the other group of main brackets 11, the first screw rod 25 is respectively fixed on two ends of the first motor 24, one end of the first screw rod 25 penetrates through the first carriage 12 and is in threaded connection with the first carriage 12, the second screw rod 27 is respectively fixed on two ends of the second motor 26, one end of the second screw rod 27 penetrates through the second carriage 13 and is in threaded connection with the second carriage 13, because when a newly opened roadway needs to be supported and protected, the plurality of second hydraulic rods 22 are firstly operated to contract, then the first motor 24 is started to drive the first screw rod 25 to rotate, then the two first slide rods 12 move at a constant speed in the newly opened roadway direction, the first motor 24 is powered off after the first carriage 12 slides to a limit position, then the second hydraulic rod 22 is operated to extend, so that the support base 23 is supported to the ground again, the movement of one group of the main supports 11 is completed, the first hydraulic rods 21 are operated to contract, then the second motor 26 is started to drive the second carriage 13 to move in the same direction as the first carriage 12 through the second screw rod 27, the second motor 26 is switched off after the second motor 26 is moved to the limit position, and the first hydraulic rods 21 are operated to support the ground, therefore, the other group of main brackets 11 can be moved, the position can be automatically moved along with the excavation progress, the roadway support moving efficiency is improved, and good conditions are created for the rapid propulsion of a mining working surface and the great improvement of the ore quantity.
Specifically, the limiting mechanism 3 includes a connecting rod 31, a sleeve ring 32, a shield 33, a limiting rod 34, a spring 35, and a pull ring 36, the connecting rod 31 is respectively disposed between the two first hydraulic rods 21 and between the two second hydraulic rods 22 on the same side, two ends of the connecting rod 31 are respectively clamped with one sleeve ring 32, the plurality of sleeve rings 32 are respectively fixed on the side walls of the first hydraulic rods 21 and the second hydraulic rods 22, the shield 33 is fixed on the outer side wall of the sleeve ring 32, the limiting rod 34 is disposed inside the shield 33, one end of the limiting rod 34 extends to the outer side of the shield 33, the other end of the limiting rod passes through the sleeve ring 32 and is clamped inside the connecting rod 31, the spring 35 is wound on the side wall of the limiting rod 34, one end of the spring 35 is fixed on the side wall of the shield 33, and the other end of the spring 35 abuts against the side wall of the sleeve ring 32, the pull ring 36 is arranged at one end of the limiting rod 34, which is located outside the shield 33, when the device needs to be transferred to other use sites, the connecting rod 31 supporting the first hydraulic rod 21 and the second hydraulic rod 22 needs to be detached at the moment, the pull ring 36 is firstly pulled, so that the limiting rod 34 slides after the force of the spring 35 is offset, one end of the limiting rod 34 is not limited to the connecting rod 31, the pull ring 36 at the other end of the connecting rod 31 is operated again to remove the limitation, the stability of the hydraulic support part of the traveling mechanism 2 is further improved, the structural strength of the hydraulic support part is improved, the hydraulic support part can be rapidly detached during detachment and transportation, and the use flexibility of the device is improved.
Specifically, the expanding mechanism 5 includes a rotating plate 51, a second fixed block 52 and a third hydraulic rod 53, one end of each of two sets of main brackets 11 is respectively rotated to form a plurality of rotating plates 51, the bottom ends of the rotating plates 51 and the main brackets 11 are respectively fixed to one second fixed block 52, and the third hydraulic rod 53 is rotated between the two second fixed blocks 52, since the device is also correspondingly transferred along with the advancing of the excavation, the part supported by the device is exposed, at this time, the third hydraulic rod 53 is operated to contract, the rotating plate 51 deflects to the bottom end, a protective component is placed on the top side of the roadway against the rotating plate 51, the third hydraulic rod 53 is operated to extend, the rotating plate 51 abuts against the top side of the roadway, so as to facilitate the subsequent fixing operation of the punching mechanism 4, and then be convenient for erect fixed protection part to the passageway lateral wall that excavates out, simplified mining working face support technology greatly, guaranteed the safety in production.
Specifically, the punching mechanism 4 includes a first fixed block 41, a sliding groove 42, a third motor 43, a first limit block 44, a third screw rod 45, a drill 46 and a second limit block 47, one end of the sub-bracket 14 departing from the first carriage 12 is fixed with the first fixed block 41, the inside of the first fixed block 41 is provided with the sliding groove 42, the inside of the sliding groove 42 slides with the third motor 43, the top end of the first fixed block 41 is fixed with the second limit block 47 and the bottom end is fixed with the first limit block 44, the bottom end of the third motor 43 is fixed with the third screw rod 45, the bottom end of the third screw rod 45 extends to the inside of the second limit block 47 and is in threaded connection with the second limit block 47, the top end of the third motor 43 is fixed with the drill 46, the top end of the drill 46 extends through the second limit block 47 and is in rotational connection with the second limit block 47, owing to when the top drilling in needs to the tunnel, start third motor 43, then third motor 43 top drill bit 46 and bottom third lead screw 45 rotate simultaneously, third lead screw 45 is in threaded connection begin to the top displacement in the time of first stopper 44, then drill bit 46 begins to support tight drilling to the top in tunnel, through setting up of second stopper 47 can reduce the rocking of drill bit 46 tip guarantees that the hole concentricity of drilling out is higher, and after drilling reached predetermined degree of depth the third motor 43 antiport can fall back to initial position, later just usable these holes insert fixed support assemblies such as expansion nail, and then be convenient for fix fixed protection part spacing on the lateral wall in tunnel, avoided the risk in tunnel to collapse, and alleviateed intensity of labour and improved the operating efficiency.
When the support device is used, the two groups of main supports 11 are combined together through the two first sliding frames 12 and the two second sliding frames 13, so that the support effect on a roadway can be guaranteed while sliding connection is realized, the arrangement of the auxiliary supports 14 facilitates the punching mechanism 4 to punch and establish an anchor hole along with a movable support device, a good platform is provided for subsequent permanent support protection of the roadway, the top end of the roadway is convenient to support, the cross-distributed support profiles increase the structural strength of the support device, reduce the weight of the support device and reduce the moving load of the travelling mechanism 2; when a newly opened roadway needs to be supported and protected, firstly, the plurality of second hydraulic rods 22 are operated to contract, then the first motor 24 is started to drive the first screw rod 25 to rotate, then the two first sliding rods 12 move towards the newly excavated direction at a constant speed, the first motor 24 is powered off after the first sliding frame 12 slides to the limiting position, then the second hydraulic rods 22 are operated to extend, so that the supporting base 23 is supported to the ground again, thereby completing the movement of one group of main brackets 11, the first hydraulic rods 21 are operated to contract, then the second motor 26 is started, so that the second sliding frame 13 is driven by the second screw rods 27 to move towards the same direction of the first sliding frame 12, the second motor 26 is closed after the second sliding frame is displaced to the limiting position, the first hydraulic rods 21 are operated to support the ground, thereby completing the movement of the other group of main brackets 11, and further facilitating the automatic position movement along with the excavation progress, the tunnel support moving efficiency is improved, and good conditions are created for the rapid propulsion of a mining working face and the great improvement of the ore quantity; when the device needs to be transferred to other use sites, the connecting rod 31 supporting the first hydraulic rod 21 and the second hydraulic rod 22 needs to be detached, the pull ring 36 is pulled firstly, the limiting rod 34 slides after the force of the spring 35 is offset, one end of the limiting rod 34 is not limiting the connecting rod 31, and the pull ring 36 at the other end of the connecting rod 31 is operated again to remove the limitation, so that the stability of the hydraulic support part of the travelling mechanism 2 is improved, the structural strength of the hydraulic support part is improved, the hydraulic support part can be detached quickly during detachment and carrying, and the use flexibility of the device is improved; as the device is correspondingly transferred along with the advancing of the excavation, the part supported by the device is exposed, the third hydraulic rod 53 is operated to contract, the rotating plate 51 deflects to the bottom end, then the protecting component is placed on the top side of the roadway against which the rotating plate 51 abuts, the third hydraulic rod 53 is operated to stretch out, and the rotating plate 51 abuts the protecting component on the top side of the roadway, so that the subsequent fixing operation of the punching mechanism 4 is facilitated, the fixing and protecting component can be erected on the side wall of the excavated channel conveniently, the supporting process of the mining working face is greatly simplified, and the safety production is ensured; because when the top drilling in tunnel needs, start third motor 43, then the drill bit 46 on third motor 43 top and the third lead screw 45 of bottom rotate simultaneously, third lead screw 45 begins to the top displacement in the first stopper 44 of threaded connection, then drill bit 46 begins to support tight drilling to the top in tunnel, can reduce rocking of drill bit 46 tip through setting up of second stopper 47, it is higher to guarantee the hole concentricity of drilling out, third motor 43 antiport can fall back to initial position after drilling reaches predetermined degree of depth, later just usable these holes insert fixed support assemblies such as inflation nail, and then be convenient for fix the spacing lateral wall of fixing protective part on the tunnel, the risk of tunnel collapsing has been avoided, and intensity of labour has been alleviateed and operating efficiency has been improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a folding hydraulic pressure roadway support device convenient to transport which characterized in that: including supporting mechanism (1), running gear (2), stop gear (3), mechanism (4) and extension mechanism (5) punch for automatically move in the tunnel running gear (2) are located and are used for playing the supporting role to the tunnel the bottom of supporting mechanism (1), just running gear (2) are equipped with two, are used for assisting running gear (2) steady movement stop gear (3) are located between running gear (2), be used for setting up the steel mesh with the lateral wall of newly-opened tunnel expansion mechanism (5) are located around supporting mechanism (1), be used for punching the anchoring with the steel mesh that newly-opened frame punching mechanism (4) are located the both ends of supporting mechanism (1), just it is equipped with a plurality ofly to punch mechanism (4).
2. The portable folding hydraulic roadway support apparatus of claim 1, wherein: the supporting mechanism (1) comprises a main support (11), a first sliding frame (12), a second sliding frame (13) and an auxiliary support (14), wherein the main support (11) is provided with two groups, each group of main support (11) is provided with a plurality of sliding supports, the main support (11) is connected in a sliding mode, one group of main support (11) is connected with two sliding supports in the bottom end of the first sliding frame (12) and the other group of main support (11) is connected with two sliding supports in the bottom end of the second sliding frame (13), the second sliding frame (13) is larger than the length of the first sliding frame (12), and the auxiliary support (14) is vertically fixed on the side wall of the first sliding frame (12).
3. The portable folding hydraulic roadway support apparatus of claim 2, wherein: running gear (2) include first hydraulic stem (21), second hydraulic stem (22), support base (23), first motor (24), first lead screw (25), second motor (26) and second lead screw (27), the bottom fixedly connected with at first balladeur train (12) both ends second hydraulic stem (22), the bottom fixedly connected with at second balladeur train (13) both ends first hydraulic stem (21), first hydraulic stem (21) with the bottom of second hydraulic stem (22) is fixed with respectively support base (23), and wherein a set of first motor (24) is installed respectively to the both sides of main support (11), and another set of second motor (26) is installed to the bottom side of main support (11), the both ends of first motor (24) are fixed with respectively first lead screw (25), the one end of first lead screw (25) runs through first balladeur train (12) and threaded connection in first balladeur train (12) (12) Two ends of the second motor (26) are respectively fixed with one second screw rod (27), and one end of the second screw rod (27) penetrates through the second sliding frame (13) and is in threaded connection with the second sliding frame (13).
4. A portable folding hydraulic roadway support apparatus as claimed in claim 3, wherein: the limiting mechanism (3) comprises a connecting rod (31), a sleeve ring (32), a protective cover (33), a limiting rod (34), a spring (35) and a pull ring (36), wherein two of the same side are arranged between the first hydraulic rods (21) and between the second hydraulic rods (22) respectively, the connecting rod (31) is clamped at two ends of the connecting rod (31) respectively, the sleeve ring (32) is fixed at the side walls of the first hydraulic rods (21) and the second hydraulic rods (22) respectively, the protective cover (33) is fixed on the outer side wall of the sleeve ring (32), the limiting rod (34) is arranged inside the protective cover (33), one end of the limiting rod (34) extends to the outer side of the protective cover (33), the other end of the limiting rod runs through the sleeve ring (32) and is clamped inside the connecting rod (31), the spring (35) is wound on the side wall of the limiting rod (34), one end of the spring (35) is fixed on the side wall of the protective cover (33), the other end of the spring abuts against the side wall of the lantern ring (32), and the limiting rod (34) is located at one end of the outer side of the protective cover (33) and is provided with the pull ring (36).
5. The portable folding hydraulic roadway support apparatus of claim 2, wherein: the expanding mechanism (5) comprises rotating plates (51), second fixing blocks (52) and third hydraulic rods (53), one end of each of two groups of main brackets (11) is respectively rotated to form a plurality of rotating plates (51), the bottom ends of the rotating plates (51) and the main brackets (11) are respectively fixed with one second fixing block (52), and the third hydraulic rods (53) are rotated between the two second fixing blocks (52).
6. The portable folding hydraulic roadway support apparatus of claim 2, wherein: the punching mechanism (4) comprises a first fixed block (41), a sliding groove (42), a third motor (43), a first limit block (44), a third screw rod (45), a drill bit (46) and a second limit block (47), one end of the auxiliary support (14) departing from the first sliding frame (12) is fixed with the first fixed block (41), the sliding groove (42) is arranged inside the first fixed block (41), the third motor (43) slides inside the sliding groove (42), the second limit block (47) and the first limit block (44) are fixed at the top end of the first fixed block (41), the third screw rod (45) is fixed at the bottom end of the third motor (43), the bottom end of the third screw rod (45) extends to the inside of the second limit block (47), and is in threaded connection with the second limit block (47), the top end of the third motor (43) is fixed with the drill bit (46), and the top end of the drill bit (46) penetrates through the second limiting block (47) and is rotatably connected to the second limiting block (47).
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| CN202011175630.4A CN112302698B (en) | 2020-10-28 | 2020-10-28 | Folding hydraulic tunnel supporting device convenient to carry |
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| CN202011175630.4A CN112302698B (en) | 2020-10-28 | 2020-10-28 | Folding hydraulic tunnel supporting device convenient to carry |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113323703A (en) * | 2021-06-29 | 2021-08-31 | 枣庄通晟液压机械有限公司 | Roadway support bracket and using method thereof |
| CN115680739A (en) * | 2022-11-16 | 2023-02-03 | 甘肃省地质矿产集团有限公司 | Multi-point supporting hydraulic equipment for earthen site erosion area for cultural relic protection engineering |
| CN113323703B (en) * | 2021-06-29 | 2024-05-03 | 枣庄通晟实业有限公司 | Roadway support bracket and use method thereof |
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| CN113323703A (en) * | 2021-06-29 | 2021-08-31 | 枣庄通晟液压机械有限公司 | Roadway support bracket and using method thereof |
| CN113323703B (en) * | 2021-06-29 | 2024-05-03 | 枣庄通晟实业有限公司 | Roadway support bracket and use method thereof |
| CN115680739A (en) * | 2022-11-16 | 2023-02-03 | 甘肃省地质矿产集团有限公司 | Multi-point supporting hydraulic equipment for earthen site erosion area for cultural relic protection engineering |
| CN115680739B (en) * | 2022-11-16 | 2024-03-29 | 甘肃省地质矿产集团有限公司 | Multi-point supporting hydraulic equipment for earthen site undercut area for cultural relic protection engineering |
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| CN112302698B (en) | 2022-08-12 |
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