CN114904939B

CN114904939B - Multifunctional underground supporting equipment repairing equipment

Info

Publication number: CN114904939B
Application number: CN202210575983.6A
Authority: CN
Inventors: 郑伯坤; 段单峰; 石勇; 瞿靖
Original assignee: Changsha Institute of Mining Research Co Ltd
Current assignee: Changsha Institute of Mining Research Co Ltd
Priority date: 2022-05-25
Filing date: 2022-05-25
Publication date: 2023-04-04
Anticipated expiration: 2042-05-25
Also published as: CN114904939A

Abstract

The invention discloses multifunctional underground support equipment repairing equipment which comprises a jack, a straightening component detachably connected with a driving end of the jack, a transverse plate arranged above the straightening component along the horizontal direction, fixing plates symmetrically arranged on the left side and the right side of the straightening component, and a driving component for driving the two groups of fixing plates to slide along the length direction of the transverse plate, wherein each fixing plate comprises an upper structure connected with the transverse plate in a sliding manner and a lower structure connected with the bottom end of the upper structure in a rotating manner. Through the mode, the novel straightening device is simple in structure and convenient to operate, the jack drives the straightening component to straighten and flatten the anchor rod to be straightened, the tray, the W-shaped guard plate and the like, the straightening component is detachable from the jack, the novel straightening device is provided with a plurality of groups of dies and can adapt to different parts to be pressed, the parts to be pressed are uniformly stressed and have larger contact area in the straightening process, the parts to be pressed cannot be damaged, the recycling of mine equipment is realized, and the mining cost is saved.

Description

Multifunctional underground supporting equipment repairing equipment

Technical Field

The invention relates to the technical field of mining machining equipment, in particular to multifunctional underground supporting equipment repairing equipment.

Background

In the mine supporting field, anchor rods, trays and various guard plates are supporting equipment which are used in large quantity, and the equipment can be bent after being used for a long time, so that the equipment cannot be used, and resources are greatly wasted. In addition, many supporting equipment need reuse at present, and some supporting equipment take place to damage in the transportation in the pit or on the well, especially various stock, tray, butterfly tray etc. and these supporting equipment all need to restore the back and just can use. Currently, only for bolt straightening equipment, such bolt straightening devices are expensive and inconvenient to transport, and can be used in a downhole environment by at least two people. Moreover, the anchor rod straightening device is easy to strain the bent part of the anchor rod due to improper operation, so that the tensile stress and the shear stress of the anchor rod are reduced, and the anchor rod straightening device cannot be used continuously.

The prior art discloses an anchor rod and supporting plate integrated supporting plate operating platform, which comprises a device body, wherein a supporting plate operating platform is installed at the top of the device body, the supporting plate operating platform is fixedly connected with the device body, supporting shafts are arranged around the supporting plate operating platform and are closely connected with the supporting plate operating platform, a reinforcing handle is installed at the bottom of the position of the inner center of the supporting plate operating platform, and the reinforcing handle is fixedly connected with the supporting plate operating platform. Although the technology can straighten and flatten the anchor rod or the supporting plate and the like, the technology is easy to damage the pressure piece to a certain extent, the straightening and flattening effect is poor, and applicable equipment is few.

Therefore, it is necessary to design a multifunctional repairing device for underground supporting equipment, which has the advantages of simple structure, low cost, good straightening and tabletting effect and wide application range.

Disclosure of Invention

In order to overcome the problems, the invention provides a multifunctional repairing device for underground supporting equipment, wherein a jack drives a straightening component to straighten and flatten an anchor rod to be straightened, a tray, a W-shaped guard plate and the like, the straightening component is detachable from the jack and provided with a plurality of groups of dies, the repairing device can adapt to different pieces to be pressed, in the straightening process, the pieces to be pressed are stressed uniformly, the contact area is large, the pieces to be pressed cannot be damaged, the recycling of mining equipment is realized, and the mining cost is saved.

In order to achieve the purpose, the invention adopts the technical scheme that:

the utility model provides a multi-functional underground support equipment repair equipment, including the jack, with the drive end of jack can be dismantled the straightening subassembly of connection, along the horizontal direction set up in diaphragm, the symmetry of the top of straightening subassembly set up in the fixed plate of the straightening subassembly left and right sides and drive are two sets of the fixed plate is followed the gliding drive assembly of diaphragm length direction, the fixed plate include with diaphragm sliding connection's superstructure and with superstructure's bottom rotates the substructure of connecting.

Furthermore, the multifunctional underground supporting equipment repairing device also comprises a bracket, wherein the transverse plate is arranged at the top end of the bracket along the horizontal direction, and two ends of the transverse plate are respectively provided with a side plate connected with the bracket; the driving assembly comprises two sections of screw rods and a hand wheel or a motor, wherein the two ends of the double sections of screw rods are respectively in rotary connection with the two groups of side plates, and the hand wheel or the motor drives the double sections of screw rods to rotate.

Further, the two-section screw rod includes coaxial coupling's first screw rod portion and second screw rod portion, the periphery wall of first screw rod portion is provided with positive screw thread, and is a set of be provided with on the fixed plate with positive screw thread threaded connection's first screw hole, the periphery wall of second screw rod portion is provided with reverse thread, another group be provided with on the fixed plate with reverse thread threaded connection's second screw hole.

Furthermore, two sets of all be provided with the confession on the fixed plate the spout that the diaphragm passed, the shape of spout with the section of diaphragm is the same.

Furthermore, the left end and the right end of the bottom end of the upper structure are symmetrically provided with mounting protrusions, the lower structure is arranged between the two groups of mounting protrusions, a gap is formed between the top end of the lower structure and the bottom end of the upper structure, the two groups of mounting protrusions are provided with first mounting holes, the lower structure is provided with second mounting holes which are coaxial with the first mounting holes, and the first mounting holes and the second mounting holes are used for pin shafts to pass through.

Further, the thickness of the lower structure is the same as that of the upper structure, and the front side wall and the rear side wall of the lower structure and the front side wall and the rear side wall of the upper structure are respectively arranged along the same vertical plane.

Furthermore, the bottom of support is provided with the bottom plate along the horizontal direction, the jack set up in the central point department of putting of bottom plate to with the bottom plate can be dismantled and be connected, the subassembly of straightening with the coaxial setting of drive end of jack.

Furthermore, the straightening component comprises a straightening plate arranged in the vertical direction and a connecting piece arranged at the central position of the bottom end of the straightening plate, the outer peripheral wall of the driving end of the jack is sleeved with the connecting piece and is in threaded connection with the outer peripheral wall, and the top end of the straightening plate is arranged in a horizontal structure.

Further, the straightening assembly comprises an installation mold, a connecting part arranged at the central position of the bottom end of the installation mold, and a groove arranged at the central position of the top end of the installation mold, wherein the connecting part is sleeved on the peripheral wall of the driving end of the jack and is in threaded connection with the peripheral wall; and a connecting column which is coaxial with the connecting part is arranged in the groove and is used for inserting the tray or the W-shaped guard plate.

Further, an installation cavity for installing the anchor rod is formed between the two groups of fixing plates, and a fixing device for installing the anchor rod is arranged at the top end of the installation cavity.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the multifunctional repairing equipment for the underground supporting equipment, the jack drives the straightening component to straighten and flatten the anchor rod to be straightened, the tray, the W-shaped guard plate and the like, the straightening component and the jack are detachable, a plurality of groups of dies are arranged, the equipment can adapt to different parts to be pressed, the parts to be pressed are uniformly stressed and have larger contact area in the straightening process, the parts to be pressed are not damaged, the recycling of mine equipment is realized, and the mining cost is saved.

2. According to the multifunctional repairing equipment for the underground supporting equipment, the support is formed by welding a plurality of steel bars, the steel bars can utilize waste steel in a mine field, so that the steel is recycled, the cost of the whole device is reduced, local materials are used, and time and labor are saved.

3. According to the multifunctional repairing equipment for the underground supporting equipment, the fixing plate is arranged to be of the two-section structure, the lower structure can rotate relative to the upper structure, when the anchor rod needs to be straightened, the lower structure rotates to be in the vertical state, so that the anchor rod is pressed from two sides, when plates such as a tray and a guard plate need to be pressed, the lower structure rotates to be in the horizontal state, and therefore a working plane for flattening the plates is formed.

4. According to the multifunctional repairing equipment for the underground supporting equipment, the two sections of the screw rods are arranged to synchronously drive the two groups of fixing plates to be close to or far away from each other, so that the distance between the two groups of fixing plates is adjusted to adapt to different anchor rods, and when the plate is required to be flattened, the distance between the two groups of fixing plates is adjusted to enable the two groups of fixing plates to rotate to be in a horizontal state, the close ends of the two groups of fixing plates can be connected closely to each other, so that the flattening operation is facilitated.

Drawings

Fig. 1 is a schematic structural view of a multifunctional underground supporting equipment repairing device in a straightening state;

FIG. 2 is a left side view schematic structural diagram of the multifunctional underground supporting equipment repairing device in a straightened state;

FIG. 3 is a schematic structural diagram of the multifunctional underground supporting equipment repairing device in a flattening state;

FIG. 4 is an exploded schematic view of the multi-purpose down-hole support equipment repair device of the present invention in a flattened state;

the parts in the drawings are numbered as follows: 10. a metal frame; 11. a base plate; 20. a jack; 30. a straightening plate; 31. a connecting member; 40. a transverse plate; 41. a side plate; 50. a fixing plate; 51. a superstructure; 52. a lower structure; 53. a pin shaft; 60. a double-section screw; 61. a hand wheel; 70. installing a mould; 71. a connecting portion; 72. a groove; 73. connecting columns; 80. a tray.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

It should be noted that, in order to avoid obscuring the present invention with unnecessary details, only the structures and processing steps closely related to the scheme of the present invention are shown in the drawings, and other details not closely related to the present invention are omitted.

In addition, it is also to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Examples

As shown in fig. 1 to 2, a multifunctional repairing device 100 for a downhole supporting tool comprises a jack 20, a straightening assembly detachably connected to a driving end of the jack 20, a transverse plate 40 horizontally disposed above the straightening assembly, fixing plates 50 symmetrically disposed on left and right sides of the straightening assembly, and a driving assembly for driving the two fixing plates 50 to slide along a length direction of the transverse plate 40. The jack 20 is driven by hydraulic pressure and can drive the straightening component to move in the vertical direction, so that the piece to be pressed is extruded. Two sets of fixed plate 50 synchronous motion of drive assembly drive to be close to each other or keep away from, thereby adjust the interval between two sets of fixed plates 50, can be applicable to not unidimensional stock, can also make adaptability adjustment according to fixed plate 50's operating condition, so that fixed plate 50 switches into the state of flattening or the state of flattening. All be provided with the spout that supplies diaphragm 40 to pass on two sets of fixed plates 50, the shape of spout is the same with the section of diaphragm 40 to make two sets of fixed plates 50 can make a round trip to slide along the length direction of diaphragm 40.

The fixed plate 50 includes an upper structure 51 slidably coupled to the cross plate 40 and a lower structure 52 pivotally coupled to a bottom end of the upper structure 51. The lower structure 52 is rotated to a straightening operation when arranged in a vertical direction, and the lower structure 52 is rotated to a flattening operation when arranged in a horizontal direction.

So set up, through jack 20 drive straightening subassembly will treat straightening stock, tray 80 and W type backplate etc. and straighten and flatten, straightening subassembly and jack 20 dismantled and assembled to have the multiunit mould, can adapt to the difference and treat the casting die, and at straightening in-process, treat that the casting die atress is comparatively even, area of contact is great, can not treat the casting die and cause the damage, realized the cyclic utilization of mine equipment, saved the mining cost of mine.

In addition, by providing the fixing plate 50 as a two-stage structure, the lower structure 52 can rotate relative to the upper structure 51, and when the anchor rod needs to be straightened, the lower structure 52 rotates to be in a vertical state, so that the anchor rod is pressed from both sides, and when plates such as the tray 80 and the guard plate need to be pressed, the lower structure 52 rotates to be in a horizontal state, so that a working plane for flattening the plates is formed.

As shown in fig. 1 to 2, in some embodiments, the multifunctional underground supporting equipment repairing apparatus further includes a support, the support is a metal frame 10 and is formed by welding a plurality of steel bars, the steel bars can utilize waste steel of a mine site to realize recycling of the steel, the cost of the whole apparatus is reduced, and the material is obtained locally, and time and labor are saved.

The horizontal plate 40 is horizontally disposed at the top end of the bracket, and side plates 41 connected to the bracket are respectively disposed at both ends of the horizontal plate 40 to mount the horizontal plate 40 on the bracket. The driving component comprises a double-section screw rod 60 with two ends respectively rotatably connected with the two groups of side plates 41, and a hand wheel 61 or a motor for driving the double-section screw rod 60 to rotate, and the double-section screw rod 60 is driven to rotate by the hand wheel 61 or the motor. Specifically, the length of the two sets of side plates 41 is greater than the width of the transverse plate 40, so as to leave a position for installing the two ends of the two-section screw 60.

Specifically, the two-stage screw 60 includes a first screw portion and a second screw portion coaxially connected to each other, and the first screw portion and the second screw portion are respectively provided for mounting the two sets of fixing plates 50. The periphery wall of first screw section is provided with the positive screw thread, is provided with the first screw hole with positive screw thread threaded connection on a set of fixed plate 50, and the periphery wall of second screw section is provided with the reverse thread, and the reverse thread is opposite with the revolve to of positive screw thread, is provided with the second screw hole with reverse thread threaded connection on another group fixed plate 50. When the two-section screw 60 is driven to rotate, the two sets of fixing plates 50 on the first screw part and the second screw part move close to or away from each other when the first screw part and the second screw part rotate due to the opposite rotation directions of the threads on the first screw part and the second screw part.

So set up, be close to or keep away from through setting up two sets of fixed plates 50 of two sections screw rod 60 synchronous drive to adjust the interval between two sets of fixed plates 50, with the stock that adapts to the difference, and when needs flatten the operation to the plate member, adjust the interval of two sets of fixed plates 50 so that when two sets of fixed plates 50 rotated to the horizontality, its close one end can be followed closely, in order to form complete horizontal plane, be convenient for flatten the operation.

As shown in fig. 1 to 2, in some embodiments, the upper structure 51 has mounting protrusions symmetrically disposed at left and right ends of a bottom end thereof, and the lower structure 52 is disposed between the two sets of mounting protrusions, and a gap is disposed between a top end thereof and a bottom end of the upper structure 51, so as to prevent the upper structure 51 from obstructing the normal rotation of the lower structure 52. All be provided with first mounting hole on two sets of installation archs, be provided with the second mounting hole with the coaxial setting of first mounting hole on the substructure 52, first mounting hole and second mounting hole supply round pin axle 53 to pass to realize substructure 52 and superstructure 51's rotation through round pin axle 53 and be connected, and can rotate substructure 52 when being the horizontality, with superstructure 51 and substructure 52 relatively fixed.

In particular, the thickness of the lower structure 52 is the same as that of the upper structure 51, and the front and rear side walls of the lower structure 52 and the front and rear side walls of the upper structure 51 are respectively arranged along the same vertical plane, so as to ensure that the whole fixing plate 50 can clamp the anchor rod.

As shown in fig. 1 to 2, in some embodiments, the bottom end of the support is provided with a bottom plate 11 in a horizontal direction, and the jack 20 is disposed at a central position of the bottom plate 11 and detachably connected to the bottom plate 11. The drive end coaxial setting of straightening subassembly and jack 20 to the casting die is treated in follow-up location installation, and the drive end of jack 20 is the connector that has the external screw thread, thereby realizes the dismouting with the straightening subassembly of difference through threaded connection.

Specifically, the straightening assembly includes a straightening plate 30 disposed in a vertical direction, and a connecting member 31 disposed at a central position of a bottom end of the straightening plate 30. The connecting member 31 is fitted around the outer peripheral wall of the driving end of the jack 20 and is screw-coupled thereto. The top of the straightening plate 30 is arranged in a horizontal structure and has a large surface area, so that the contact area between the top of the straightening plate 30 and the anchor rod can be increased, and the straightening plate 30 is prevented from damaging the anchor rod in the straightening anchor rod process. The thickness of the straightening plate 30 can be selected according to the size of the anchor rod to be straightened, so that the thickness of the straightening plate 30 is the same as the outer diameter of the anchor rod, and the anchor rod and the straightening plate 30 are prevented from being dislocated or jumping out to hurt people in the straightening process by adjusting the distance between the two groups of fixing plates 50 to be connected with the straightening plate 30. It should be noted that, besides the bolt can be straightened, the rest of the bent rods can be straightened.

In particular, a mounting cavity for mounting the anchor rod is formed between the two sets of fixing plates 50, and a fixing device (not shown) for mounting the anchor rod is arranged at the top end of the mounting cavity. The fixing device can completely fix the anchor rod, and the anchor rod is guaranteed not to deviate under the action of the straight pressing plate 30.

So set up, through jack 20 drive straight board 30 in installation intracavity upward movement to make the straight board 30 department of bending of the stock of upwards extrusion installation intracavity of pressure, thereby straighten the stock, and release jack 20's pressure in order to take out the stock after the stock is straightened.

In other embodiments, as shown in fig. 3 to 4, the straightening assembly includes a mounting mold 70, a connecting portion 71 disposed at a central position of a bottom end of the mounting mold 70, and a recess 72 disposed at a central position of a top end of the mounting mold 70, wherein the recess 72 is in a hemispherical structure to match with the hemispherical protrusion on the tray 80, so that the tray 80 is closely connected to the top end of the mounting mold 70 for facilitating a subsequent flattening operation. The connecting portion 71 is fitted around the outer peripheral wall of the driving end of the jack 20 and is screw-coupled thereto, so that it is convenient to replace a different mounting die 70. A connecting column 73 which is coaxial with the connecting part 71 is arranged in the groove 72 for the insertion of the tray 80 or the W-shaped guard plate. The size and shape of the connecting column 73 are matched with the through holes arranged on the trays 80 or W-shaped guard plates with different sizes, so that the pressing piece and the mounting die 70 can be tightly connected.

In particular, the specific structure of the mounting mold 70 can be selected according to the shape and structure of the member to be pressed, so as to ensure that the mounting mold 70 can be aligned and connected with the member to be pressed to perform the pressing operation.

The following describes a specific operation of the present application:

first, it is checked whether the stand is firm, has no crack trace, and the jack 20 is fixed at the middle position of the base plate 11.

If the piece to be pressed is an anchor rod, the fixing plate 50 is ensured to be in a vertical state. Next, the bent portion of the curved anchor rod is aligned directly above the driving end of the jack 20, and the anchor rod is fixed in the installation cavity. Subsequently, a straightening plate 30 matched with the size of the anchor rod to be straightened is selected and installed on the driving end of the jack 20, and the straightening plate 30 is aligned with the installation cavity. Finally, the jack 20 is controlled to lift the straight plate 30, so that the anchor rod is straightened, and the pressure of the jack 20 is released after the anchor rod is straightened, so that the anchor rod is taken out.

If the member to be pressed is a tray 80, the fixing plates 50 are rotated to a horizontal state and then fixed, and the distance between the two groups of fixing plates 50 is adjusted to ensure that the adjacent ends of the fixing plates 50 are close to each other. Subsequently, a corresponding mounting mold 70 is selected according to the tray 80 to be mounted on the driving end of the jack 20, and the tray 80 is horizontally placed on the top end of the mounting mold 70 after aligning the hemispherical structure of the bottom end of the tray 80 with the groove 72. Finally, the lifting jack 20 is controlled to lift the tray 80, the tray 80 is lifted to the top end thereof to abut against the lower structure 52 rotated to the horizontal state, thereby flattening the tray 80, and the pressure of the lifting jack 20 is released after the flattening of the tray 80 to take out the tray 80.

The above description is only intended to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; all the equivalent structures or equivalent processes performed by using the contents of the specification and the drawings of the invention, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a multi-functional underground timbering equipment repair equipment, its characterized in that, including the jack, with the drive end of jack can dismantle the straightening subassembly of connection, set up in along the horizontal direction in diaphragm, the symmetry of the top of straightening subassembly set up in the fixed plate of the straightening subassembly left and right sides and drive are two sets of the fixed plate is followed the gliding drive assembly of diaphragm length direction, the fixed plate include with diaphragm sliding connection's superstructure and with superstructure's bottom rotates the substructure of connection, and two substructures rotate to be straightening operating condition when setting up along vertical direction, make two sets of form the installation cavity that supplies to treat the installation of repair equipment between the fixed plate, and two substructures rotate to be flattening operating condition when setting up along the horizontal direction.

2. The multifunctional underground supporting equipment repairing device according to claim 1, further comprising a bracket, wherein the transverse plate is arranged at the top end of the bracket along the horizontal direction, and two ends of the transverse plate are respectively provided with a side plate connected with the bracket; the driving assembly comprises two sections of screw rods and a hand wheel or a motor, wherein the two ends of the double sections of screw rods are respectively in rotary connection with the two groups of side plates, and the hand wheel or the motor drives the double sections of screw rods to rotate.

3. The multifunctional repairing equipment for the downhole supporting equipment as claimed in claim 2, wherein the double-section screw comprises a first screw part and a second screw part which are coaxially connected, the outer peripheral wall of the first screw part is provided with a positive thread, a first threaded hole in threaded connection with the positive thread is formed in one group of the fixing plates, a negative thread is formed in the outer peripheral wall of the second screw part, and a second threaded hole in threaded connection with the negative thread is formed in the other group of the fixing plates.

4. The multifunctional repairing equipment for the underground supporting equipment as claimed in claim 3, wherein the two groups of fixing plates are provided with sliding grooves for the transverse plate to pass through, and the shapes of the sliding grooves are the same as the cross section of the transverse plate.

5. The multifunctional repairing equipment for underground supporting equipment as claimed in claim 1, wherein the upper structure is symmetrically provided with mounting protrusions at the left and right ends of the bottom end thereof, the lower structure is arranged between the two sets of mounting protrusions, a gap is arranged between the top end of the lower structure and the bottom end of the upper structure, the two sets of mounting protrusions are respectively provided with a first mounting hole, the lower structure is provided with a second mounting hole which is coaxially arranged with the first mounting hole, and a pin shaft passes through the first mounting hole and the second mounting hole.

6. The multifunctional downhole bracing equipment repairing device according to claim 5, wherein the thickness of the lower structure is the same as that of the upper structure, and the front and rear side walls of the lower structure and the front and rear side walls of the upper structure are respectively arranged along the same vertical plane.

7. The multifunctional underground supporting equipment repairing device according to claim 2, wherein a bottom plate is arranged at the bottom end of the support along the horizontal direction, the jack is arranged at the central position of the bottom plate and is detachably connected with the bottom plate, and the straightening component is coaxially arranged with the driving end of the jack.

8. The multifunctional repairing equipment for the underground supporting equipment as claimed in claim 7, wherein the straightening assembly comprises a straightening plate arranged in a vertical direction and a connecting piece arranged at the central position of the bottom end of the straightening plate, the connecting piece is sleeved on the peripheral wall of the driving end of the jack and is in threaded connection with the peripheral wall, and the top end of the straightening plate is arranged in a horizontal structure.

9. The multifunctional repairing equipment for the downhole supporting equipment as claimed in claim 7, wherein the straightening assembly comprises a mounting die, a connecting part arranged at the central position of the bottom end of the mounting die, and a groove arranged at the central position of the top end of the mounting die, and the connecting part is sleeved on the peripheral wall of the driving end of the jack and is in threaded connection with the peripheral wall; and a connecting column which is coaxial with the connecting part is arranged in the groove and is used for inserting the tray or the W-shaped guard plate.

10. The multifunctional underground supporting equipment repairing device according to claim 1, wherein the equipment to be repaired is an anchor rod, and a fixing device for installing the anchor rod is arranged at the top end of the installation cavity.