CN210152689U - Multipurpose monomer post recovery unit - Google Patents

Abstract

The utility model provides a multipurpose monomer post recovery unit, belongs to colliery construction equipment field in the pit, can solve the operating personnel's that current monomer post recovery in-process may appear safety problem, including monomer post contractor, manual hydraulic pressure integral type uninstallation spanner and hydraulic winch, monomer post contractor includes flexible very heavy and X type jack catch, and manual hydraulic pressure integral type uninstallation spanner includes spanner cavity, plunger, end cap and adds the long handle. Use the utility model discloses afterwards, when retrieving the monomer post of nest, personnel need not get into the nest that does not strut after monomer post uninstallation, only need in the long-distance operation hydraulic pressure hand (hold) can, the at utmost has guaranteed personnel's life safety.

Description

Multipurpose monomer post recovery unit

Technical Field

The utility model belongs to the technical field of colliery construction equipment in the pit, concretely relates to multipurpose monomer post recovery unit.

Background

The situation that the pressure of a stoping pit is large often appears on a fully mechanized mining working surface in the pit, a single column support needs to be arranged on a top plate in advance, the single column needs to be recovered when the back slip exceeds the arranged single column, the pressure of the top plate is often large at this time, the top plate is broken, and particularly when the pit loses the single column support, personnel need to enter the incomplete pit operation for supporting due to the following reasons: 1. the lower half part of the monomer column can be buried by the coal falling from the top plate, and more than two persons are required to lift the monomer column; 2. sometimes, the column head is clamped on the iron wire net or the cross beam of the top plate, so that the situation that the column head cannot fall off occurs, a crowbar is needed to be used for prying downwards while manual liquid discharging is carried out, and other people need to pay attention to observing the change situation of the top plate all the time; 3. the single column cannot be recovered because the column core of the single column cannot fall for various reasons. In addition, the single columns can not retract due to the fact that internal springs of the single columns are broken or lose elasticity, the column cores are rusted, the interior of the columns are excessively stained and the like, and the single columns are quite troublesome to lay or load; moreover, when the single column is installed manually, the labor intensity is high, and the hands and feet of the personnel are easily extruded.

Disclosure of Invention

The utility model discloses to the operating personnel's that can appear safety problem among the current monomer post recovery process, provide a multipurpose monomer post recovery unit.

The utility model adopts the following technical scheme:

a multipurpose single column recovery device comprises a single column retractor, a manual hydraulic integrated unloading wrench and a hydraulic winch, wherein the single column retractor comprises a telescopic jack, telescopic rods are arranged at two ends of the telescopic jack respectively, an X-shaped clamping jaw is arranged at the free end of each telescopic rod respectively, the X-shaped clamping jaws are hinged with the free end of each telescopic rod through a hinge pin, each X-shaped clamping jaw comprises two S-shaped clamping plates which are symmetrical along the axis of the X-shaped clamping jaw, each clamping plate comprises a clamping plate I and a clamping plate II which are connected in sequence, a hinge hole is formed in the connecting end of each clamping plate I and the connecting end of each clamping plate II, a spring and a tensioning jack are arranged between the two clamping plates II, the spring is positioned above the tensioning jack, the manual hydraulic integrated unloading wrench comprises a wrench cavity, a plunger, an end cap and an extension handle, the wrench cavity comprises a semi-cylinder I connected with a round opening section of a three-purpose, the lateral wall of halfcylinder I is equipped with annular notch I, the other end of halfcylinder II is equipped with the screwed mouth of in-band screw thread, the end cap is established screwed one end and is located the screwed mouth, II one ends of taking the screwed mouth of halfcylinder are equipped with perpendicular to spanner cavity length direction's interface with lengthening the handle and being connected, be equipped with in the spanner cavity along spanner cavity length direction's through-hole and round hole, the one end and the through-hole of round hole are connected, the round hole uses the centre of a circle of spanner cavity to be the centre of a circle to one side deviation 1.5mm department that is equipped with the interface, the plunger is located the through-hole that the spanner cavity was equipped with the one end of.

The side wall of the telescopic jack is provided with a connecting lug for connecting with a hydraulic winch rope.

The upper side and the lower side of the hinge hole of the X-shaped clamping jaw are respectively provided with a connecting block, the connecting blocks are provided with corresponding connecting holes, and the X-shaped clamping jaw is connected with the side wall of the telescopic rod of the telescopic jack through a connecting pin to play a role in fixing the X-shaped clamping jaw.

Cardboard I is semicircular circular arc, and cardboard II is including the segmental arc and the straightway that connect gradually.

The inside of cardboard I is equipped with the blanket of grabbing, is equipped with the rubber bed course on the blanket of grabbing, can play the effect of strengthening grabbing power and frictional force.

The two ends of the spring are connected with the clamping plate II through connecting hooks respectively, and the two ends of the tensioning jack are connected with the clamping plate II through connecting seats respectively.

The bottom of hydraulic winch is equipped with unable adjustment base, is equipped with a plurality of fixed orificess on the unable adjustment base, and unable adjustment base's tip is equipped with the solid fixed cylinder that is used for placing the monomer post.

The lengthened handle comprises a lengthened handle body, one end of the lengthened handle body is provided with a joint connected with the interface, and a hollow cavity is arranged in the lengthened handle body.

The plunger includes cylinder I and the cylinder II of being connected with cylinder I, and wherein, the lateral wall of cylinder I is equipped with annular notch II that is used for sealing.

The end face of the plug is provided with a stop block, and the length of the stop block is larger than the diameter of the end face of the plug. The plug can be prevented from falling into the wrench cavity.

The connecting end of the round mouth section of the I and three way valve of halfcylinder is equipped with U type round pin, U type round pin includes connecting plate and two cutting that are parallel to each other, and the one end of cutting is connected with the connecting plate respectively, and the other end of cutting is equipped with pinhole I that plays the anticreep effect respectively, and the distance between two cuttings matches with the external diameter of the annular notch I of the lateral wall of halfcylinder I.

The outer diameter of the semi-cylinder II is larger than that of the semi-cylinder I.

And a pin hole II for inserting a pin to fix the lengthened handle is formed in the interface connected with the lengthened handle.

The radius of the round hole is larger than that of the through hole.

The utility model has the advantages as follows:

the utility model discloses mainly there are three functions: firstly, the single column supported on the nest is forcibly retracted when being unloaded by hydraulic pressure, and the retracted single column of the nest is pulled out of the nest by a hydraulic prop-pulling winch; secondly, the column core of the single column which has problems and can not be retracted automatically is retracted forwards by using the utility model, so as to achieve the purpose of easy placement and loading; thirdly, utilize when adorning the monomer post the utility model discloses realize the machine loading purpose.

After the utility model is used, when the single nest column is recovered, personnel do not need to enter the unsupported nest after the single column is unloaded, and only the hydraulic handle is operated in a remote place, so that the life safety of the personnel is ensured to the maximum extent, the work is finished by more than three original workers, and can be finished easily by only two workers, thereby bringing certain economic value, and bringing huge safety benefit because the personnel do not need to enter a dangerous area; when the single column is loaded, only one person needs to operate the handle, and the other person can rest beside the handle, so that the manual strength is greatly reduced, the labor is saved, and certain economic benefit is created.

The utility model discloses a manual hydraulic pressure integral type uninstallation spanner, convenient to use is nimble during manual, when hydraulic pressure uses, do not need the staff about to lose the regional work that the monomer post was strutted, only need before tapping personnel lay this product and retreat out danger area, operate in the distant place can, after the monomer post tapping, the staff only need use in the distant place with the monomer post fix in advance the rope or the winch of monomer post drag out can, greatly ensured staff's life safety, very big safe value has.

Drawings

FIG. 1 is a schematic structural view of a single column retractor according to the present invention;

fig. 2 is a schematic structural view of the X-shaped jaw of the present invention;

FIG. 3 is a schematic view of the structure of the card board of the present invention;

FIG. 4 is a schematic side view of the clamping plate of the present invention;

fig. 5 is a schematic front view of the fixing base of the present invention;

fig. 6 is a schematic top view of the fixing base of the present invention;

fig. 7 is a schematic front view of the wrench cavity of the present invention;

fig. 8 is a left side view structural schematic diagram of the wrench cavity of the present invention;

fig. 9 is a schematic diagram of a right-side view structure of the wrench cavity of the present invention;

fig. 10 is a schematic front view of the plunger according to the present invention;

fig. 11 is a schematic diagram of a right-view structure of the plunger according to the present invention;

fig. 12 is a schematic structural view of the elongated handle of the present invention;

fig. 13 is a schematic front view of the U-shaped pin of the present invention;

fig. 14 is a schematic top view of the U-shaped pin of the present invention;

wherein: 1-a telescopic jack; 2, a telescopic rod; 3-X type jack catch; 4-cardboard I; 5-snap gauge II; 6-hinge hole; 7-a spring; 8-tensioning jack; 9-half cylinder I; 10-semi-cylinder II; 11-notch I; 12-plug; 13-an interface; 14-a through hole; 15-round hole; 16-lengthening the handle body; 17-a linker; 18-a cavity; 19-cylinder i; 20-cylinder II; 21-notch II; 22-a connecting plate; 23-cutting; 24-pin hole I; 25-pin hole II; 26-connecting lugs; 27-connecting blocks; 28-a rubber cushion layer; 29-connecting hooks; 30-a connecting seat; 31-a stationary base; 32-a fixation hole; 33-fixed cylinder.

Detailed Description

The structure of the single column retractor is as follows: the device comprises an X-shaped clamping jaw 3, a telescopic jack 1, a tensioning jack 8, a hinge pin and a connecting pin. The X-shaped clamping jaw 3 is formed by oppositely connecting two S-shaped steel plates, the thickness of each steel plate is 10mm, the width of each steel plate is 15mm, the width of the overlapping part of the two S-shaped steel plates is increased to be a circle with the diameter of 40mm, a round hole with the diameter of 20mm is formed in the central position of the connecting overlapping part and used for penetrating a hinge pin, one end of each single clamping column is two semicircles, the length of each semicircle is 160mm, a clamping pad which is the same as the radian of the semicircle is welded on the inner side of each semicircle for enhancing the clamping force, the width of each clamping pad is 60mm, and a rubber pad which; the lower half steel plates of the X-shaped clamping jaws 3 are parallel, the distance is 120mm, a miniature jack is fixed at the tail end, and a spring 7 is added at the position 40mm above the tail end, so that the miniature tensioning jack can be conveniently contracted and reset. Two ends of the telescopic jack 1 are connected with the two claws into a whole through a connecting pin and a hinge pin.

The hydraulic winch is a technology known by technicians in the field, and adopts working surface support liquid to provide power, so that the hydraulic winch is convenient to install and recover; the fixed base 31 is fixed below the hydraulic winch, the fixed base 31 exceeds the rear part of the winch by about 300mm, and a barrel with the diameter of 150mm, the height of 200mm and the thickness of 10mm of a steel plate is welded on the fixed base 31 and is mainly used for placing a single column into the barrel to achieve the purpose of fixing the winch.

The manual hydraulic integrated unloading wrench comprises a plunger, a handle; the upper half part of the wrench cavity is a semi-cylinder with the diameter of 14 mm and inserted into the round opening section of the three-purpose valve, and an annular pin groove with the width of 10mm and the depth of 3 mm is arranged on the upper part of the wrench cavity (the depth of the plane to be pinned is 1 mm); the lower half part is a semi-cylinder with the diameter of 18.5 mm, and the tail end is provided with a threaded opening with the diameter of 10mm and the depth of 15 mm; the tail end of the cavity is provided with a circular quick connector which is perpendicular to the cavity and has the diameter of 25 mm and is used for inserting and connecting the lengthened handle; drilling a through round hole with the diameter of 5mm at the circle center of the wrench cavity, and drilling a round hole with the diameter of 8 mm and the depth of 75 mm at the axial round interface by translating 1.5mm by taking the diameter of the circle center of the cavity as the diameter; the plug is a screw with the diameter of 10mm and the length of 10mm, and a steel bar with the length of 40mm and the diameter of 3 mm is welded at the center of the screw head and is mainly used for preventing the plug from falling into the wrench cavity; the external diameter that adds the long handle and be 25 millimeters, the hollow round steel of internal diameter 15 millimeters, anterior position quick-operation joint for be connected with the spanner cavity. One end of the U-shaped pin is a steel plate with the diameter of 40mm and the thickness of 5mm, two symmetrical inserting strips are arranged on the U-shaped pin and used for being inserted into an annular groove of a wrench cavity to fix the wrench cavity, a round hole with the diameter of 6 mm is arranged at the top end of each inserting strip, and the distance between the two round holes is 20mm and used for inserting the pin to fix and prevent the pin from falling off.

The use method of the manual hydraulic integrated unloading wrench comprises the following steps:

manual operation: the extension handle is inserted into the connector on the premise, the pin is inserted for fixation, the unloading valve with one end of the wrench cavity plane facing the three-way valve is inserted into a vertical round hole of the three-way valve, the extension handle rotates upwards or downwards for 90 degrees, the single column unloading valve is jacked open by the cavity arc surface, the three-way valve starts to discharge liquid, when the single column falls to the position to be required, the extension handle rotates back to the original position, the unloading valve is closed, and the wrench is taken down.

Hydraulic pressure: the front end of a wrench cavity is inserted into a front round hole of a three-way valve, a U-shaped pin is perpendicular to an annular groove of the cavity, after the U-shaped pin is inserted in place, a common U-shaped pin is inserted into two holes of the U-shaped pin to achieve the purpose of falling prevention, a 10# pipe of a remote operation lengthening handle is connected to a quick connector of the cavity, a person moves back to a safe area to operate the lengthening handle to send liquid, after high-pressure liquid exists in the wrench cavity, the plunger is ejected out by the high-pressure liquid, the unloading valve of the three-way valve is ejected out by the plunger to achieve the purpose of liquid discharging, after a single column liquid discharging column core retracts in place, the operation handle returns to a zero position, the unloading stop valve is opened to reduce the internal pressure of the wrench cavity to zero, the 10# pipe can be detached, and then the.

The utility model discloses a use method as follows:

when the single column returns, the telescopic jacks of the single column shrinker are all extended out, one end of the single column shrinker is clamped on the single column shell, the other end of the single column shrinker is clamped on the column core, and a remote person operates a corresponding hydraulic handle to tighten the X-shaped clamping jaws; then fixing the manual hydraulic integrated unloading wrench on the three-way valve; and finally, connecting the hydraulic winch rope to the connecting lug of the telescopic jack through a U-shaped ring, and completing the three steps of work, wherein the personnel operates remotely through a hydraulic handle: firstly, feeding liquid to an unloading wrench integrated with manual hydraulic pressure to eject an unloading valve core, opening an unloading valve of a three-way valve, and starting to discharge the liquid; the second step is to operate a retractor jack to retract the single column core, according to the actual situation on site, if the expected effect cannot be achieved by once-time column retraction, the upper X-shaped clamping jaw can be loosened, the telescopic jack is extended to a required position or is extended completely, then the upper X-shaped clamping jaw tightly grips the column core, the telescopic jack is operated to retract the column core again, and the steps are repeated until the required result is achieved; and thirdly, operating the handle to recover the steel wire rope of the winch and pulling the single column out to a safe position. And finally, releasing the pressure of the shrinker and the hydraulic unloader, taking down the shrinker and the hydraulic unloader, and placing the monomer columns at specified positions for stacking.

When the monomer columns which cannot be retracted are processed, all the monomer columns are retracted to the zero position in the same step as the monomer columns falling on the upper surface, so that stacking and loading are facilitated; the device can be installed during loading, a fixed pulley is hung above the vehicle, a winch steel wire rope penetrates through the fixed pulley and is connected to a retractor, and a single column to be loaded is firmly grabbed and then the winch is operated to load the single column.

Claims (10)

1. A multipurpose monomer post recovery unit which characterized in that: the single column retractor comprises a single column retractor body, a manual hydraulic integrated unloading wrench and a hydraulic winch, wherein the single column retractor body comprises a telescopic jack (1), telescopic rods (2) are arranged at two ends of the telescopic jack (1) respectively, X-shaped clamping jaws (3) are arranged at free ends of the telescopic rods (2) respectively, the X-shaped clamping jaws (3) are hinged to the free ends of the telescopic rods (2) through hinge pins, the X-shaped clamping jaws (3) comprise two S-shaped clamping plates which are symmetrical along the axis of the X-shaped clamping jaws (3), the clamping plates comprise a clamping plate I (4) and a clamping plate II (5) which are connected in sequence, hinge holes (6) are formed in the connecting ends of the clamping plate I (4) and the clamping plate II (5), a spring (7) and a tensioning jack (8) are arranged between the two clamping plates II (5), the spring (7) is located above the tensioning jack (8), and the manual hydraulic integrated, Plunger, end cap (12) and extension handle, the spanner cavity includes halfcylinder I (9) and halfcylinder II (10) that is connected with halfcylinder I (9) that the round mouth section of three way valve is connected, the lateral wall of halfcylinder I (9) is equipped with annular notch I (11), the other end of halfcylinder II (10) is equipped with the screwed mouth of in-band screw thread, end cap (12) are equipped with the screwed mouth one end and are located the screwed mouth, the one end of halfcylinder II (10) area screwed mouth is equipped with perpendicular to spanner cavity length direction with extension handle connected interface (13), be equipped with along spanner cavity length direction's through-hole (14) and round hole (15) in the spanner cavity, the one end and the through-hole (14) of round hole (15) are connected, the round hole (15) are used the centre of a circle of spanner cavity to being partial to 1.5mm department of one side that is equipped with interface (13) as the centre of a circle, the plunger is located in the through-hole (14) that, the inner cavity of the interface (13) is communicated with the round hole (15).

2. The multipurpose monomer column retrieval device of claim 1, wherein: the side wall of the telescopic jack (1) is provided with a connecting lug (26).

3. The multipurpose monomer column retrieval device of claim 1, wherein: the upper side and the lower side of the hinge hole (6) of the X-shaped clamping jaw (3) are respectively provided with a connecting block (27), the connecting block (27) is provided with a corresponding connecting hole, and the X-shaped clamping jaw (3) is connected with the side wall of the telescopic rod (2) of the telescopic jack (1) through a connecting pin.

4. The multipurpose monomer column retrieval device of claim 1, wherein: the clamping plate I (4) is a semicircular arc, and the clamping plate II (5) comprises an arc section and a straight line section which are connected in sequence; the inner side of the clamping plate I (4) is provided with a catching cushion layer, and the catching cushion layer is provided with a rubber cushion layer (28).

5. The multipurpose monomer column retrieval device of claim 1, wherein: the two ends of the spring (7) are connected with the second clamping plate (5) through connecting hooks (29), and the two ends of the tensioning jack (8) are connected with the second clamping plate (5) through connecting seats (30).

6. The multipurpose monomer column retrieval device of claim 1, wherein: the hydraulic winch is characterized in that a fixing base (31) is arranged at the bottom of the hydraulic winch, a plurality of fixing holes (32) are formed in the fixing base (31), and a fixing barrel (33) used for placing a single column is arranged at the end of the fixing base (31).

7. The multipurpose monomer column retrieval device of claim 1, wherein: the lengthened handle comprises a lengthened handle body (16), one end of the lengthened handle body (16) is provided with a joint (17) connected with the interface (13), and a hollow cavity (18) is arranged in the lengthened handle body (16); and a pin hole II (25) for inserting a pin to fix the lengthened handle is arranged on the interface (13) connected with the lengthened handle.

8. The multipurpose monomer column retrieval device of claim 1, wherein: the plunger comprises a cylinder I (19) and a cylinder II (20) connected with the cylinder I (19), wherein the side wall of the cylinder I (19) is provided with an annular notch II (21) for sealing.

9. The multipurpose monomer column retrieval device of claim 1, wherein: the end face of the plug (12) is provided with a stop block, and the length of the stop block is larger than the diameter of the end face of the plug (12).

10. The multipurpose monomer column retrieval device of claim 1, wherein: the three-way valve is characterized in that a U-shaped pin is arranged at the connecting end of the round opening section of the three-way valve and the semi-cylinder I (9), the U-shaped pin comprises a connecting plate (22) and two mutually parallel inserting strips (23), one ends of the inserting strips (23) are respectively connected with the connecting plate (22), the other ends of the inserting strips (23) are respectively provided with a pin hole I (24) playing a role in preventing falling off, and the distance between the two inserting strips (23) is matched with the outer diameter of an annular notch I (11) in the side wall of the semi-cylinder I (9); the outer diameter of the semi-cylinder II (10) is larger than that of the semi-cylinder I (9); the radius of the round hole (15) is larger than that of the through hole (14).

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