CN221462356U - Supporting tray suitable for underground included angle - Google Patents

Abstract

The utility model relates to the technical field of underground coal mine support, in particular to a support tray suitable for underground included angles. Including first support tray and second support tray, the second support tray is installed to the one end of first support tray, first support tray base is right angle form with the second support tray, the through-hole has all been seted up on the surface of first support tray and second support tray, the position that first support tray and second support tray surface correspond the through-hole all is equipped with adjusting device, adjusting device includes solid fixed ring, gu fixed ring's arc surface runs through with the inner wall of through-hole, gu fixed ring's bottom arc surface threaded connection has the fixed axle, one side rotation of fixed axle is connected with the protection gasket, the surface of protection gasket and the bottom surface looks butt of first support tray. The underground included angle supporting tray has the advantage of being capable of quickly and conveniently fixing and limiting the whole anchor rod and the supporting tray.

Description

Supporting tray suitable for underground included angle

Technical Field

The utility model relates to the technical field of underground coal mine support, in particular to a support tray suitable for underground included angles.

Background

Most of trays used under mines are metal trays, and in solving the problem of mine tunnel roof support, most of the trays are supported by an anchor bolt support system, so that the trays are common in daily life.

The prior art, such as the utility model with publication number CN109915188B, discloses a high-strength stable-resistance pressure-relieving recovery anchor rod and surrounding rock deformation monitoring method, and comprises a rod body, a sleeve, a clamping ring, an inner nut, an outer nut and a tray. The clamping ring is used for clamping the sleeve and the rod body, the outer nut and the tray are used for applying pretightening force to the anchor rod, and the monitoring of surrounding rock deformation is realized by measuring the relative displacement between the sleeve and the rod body by using the ruler after the tray drives the sleeve to move. The device not only can provide pretightening force for surrounding rock support of a coal mine tunnel, but also can overcome the defect of poor extensibility of a conventional anchor rod, so that the anchor rod support system has the performance of 'Gao Jiangwen energy resistance and absorption' in the tunneling period and the support period of a stoping tunnel of the coal mine, and has positive significance in enhancing the bearing capacity of the surrounding rock, resisting the large deformation of the surrounding rock and preventing and controlling impact mine pressure; the device can be fast, convenient and accurate measure the deflection of tunnel country rock, and the device can take out the sleeve pipe after releasing the pressure and carry out reuse after the country rock warp simultaneously.

The inventor finds in daily life uses, when colliery is in pit operation, need utilize to support between supporting tray and the stock spacing, because the kind size of stock is more, the condition of the easy discomfort appears when using stock and supporting tray to peg graft spacing to lead to unable quick convenient whole stock and supporting tray to fix spacing to carry out the problem of supporting the protection to whole colliery in pit.

Disclosure of utility model

The utility model aims to solve the problems that in the prior art, when the underground operation of a coal mine is carried out, the supporting and limiting are needed to be carried out between the supporting tray and the anchor rod, and because the anchor rod has a plurality of types and sizes, the condition of discomfort easily occurs when the anchor rod and the supporting tray are used for carrying out the splicing and limiting, the whole anchor rod and the supporting tray cannot be quickly and conveniently fixed and limited, and the whole underground coal mine is supported and protected.

In order to solve the technical problems, the utility model provides a support tray suitable for underground included angles, which comprises a first support tray and a second support tray, wherein the second support tray is arranged at one end of the first support tray, the first support tray base and the second support tray are in right angles, through holes are formed in the surfaces of the first support tray and the second support tray, adjusting devices are arranged at positions, corresponding to the through holes, of the surfaces of the first support tray and the second support tray, and the adjusting devices comprise fixing rings.

The effects achieved by the components are as follows: when supporting the protection in pit in the colliery, utilize first support tray and second support tray to support, the through-hole of the surperficial seting of reuse first support tray and second support tray is pegged graft spacingly with the stock, because the kind size of stock is more, the condition of the easy discomfort appears when utilizing stock and support tray to peg graft spacingly to lead to unable quick convenient whole stock and support tray and fix spacingly, and support the protection in pit in the whole colliery, carry out auxiliary operation through adjusting device this moment.

Preferably, the arc surface of the fixed ring penetrates through the inner wall of the through hole, the bottom arc surface of the fixed ring is connected with a fixed shaft in a threaded manner, one side of the fixed shaft is rotationally connected with a protection gasket, the surface of the protection gasket is in butt joint with the bottom surface of the first support tray, the bottom surface of the first support tray is correspondingly connected with a bottom cover in a clamping manner, the surface of the first support tray is correspondingly connected with a connecting ring in a fixed manner, the inner wall of the connecting ring is uniformly and fixedly connected with four first springs, the positions of the first springs, far away from the connecting ring, are fixedly connected with fixing blocks, the inner walls of the first springs are respectively connected with telescopic rods in a sliding manner, two ends of the telescopic rods are respectively fixedly connected with the fixing blocks and the connecting ring, the positions of the circular arc surfaces of the fixing rings, corresponding to the fixing blocks, are respectively provided with fixing grooves, and the inner walls of the fixing grooves are in clamping manner with the fixing blocks.

The effects achieved by the components are as follows: for the convenience to the stock of different kind sizes and first support tray and the through-hole of seting up between the second support tray support spacingly, carry out spacingly through the solid fixed ring that first support tray surface and through-hole slip run through this moment, carry out threaded fixation through the fixed axle of gu fixed ring bottom and gu fixed ring this moment, let the fixed axle extrude fixedly with the bottom surface of first support tray, avoid rocking the skew of solid fixed ring position, reuse first support tray fixed surface's linking ring, let linking ring inner wall pass through first spring the pulling force of production extrudees the position of fixed block, let the fixed block carry out the joint with the fixed slot of seting up on the solid fixed ring surface, and gliding telescopic link in the first spring can protect, avoid first spring to take place deformation, thereby let whole fixed block carry out effectual spacing to the solid fixed ring, be convenient for swiftly change fixedly to the solid fixed ring.

Preferably, the limiting grooves are formed in two sides of the bottom end of the fixing block, limiting plates are slidably connected to the inner walls of the limiting grooves, and one ends of the limiting plates are fixedly connected with the connecting rings.

The effects achieved by the components are as follows: when the fixed block is clamped with the fixed groove formed in the surface of the fixed ring, the limiting groove formed in the surface of the fixed block and the limiting plate fixed on the surface of the connecting ring are utilized to carry out sliding limiting fixation so as to avoid the position of the fixed block from shifting.

Preferably, the upper end surface fixedly connected with carriage of fixed block, the arc surface of carriage runs through with the surface slip of linking ring, the one end that the carriage kept away from the fixed block rotates and is connected with the pull ring.

The effects achieved by the components are as follows: when the position of the fixed block is moved and adjusted, the sliding frame fixed on the surface of the upper end of the fixed block is utilized for convenient operation and use.

Preferably, the inner wall of the fixed ring is fixedly connected with a friction sleeve, a plurality of anti-slip patterns are formed in the inner wall of the friction sleeve, and the size of the friction sleeve is larger than that of the fixed ring.

The effects achieved by the components are as follows: when the anchor rod is inserted, limited and fixed, friction can be increased by utilizing the friction sleeve in the fixing ring, so that the position of the anchor rod can be fixed better.

Preferably, the first support tray and the second support tray are close to each other one side both ends all are equipped with auxiliary device, auxiliary device includes four slide, four every two slide is a set of, every group the one side of slide respectively with first support tray and second support tray fixed connection, two sets of the surface sliding connection of slide has same linking frame, the cross-section of linking frame is the triangle, the draw-in groove has all been seted up to the both ends surface of linking frame, the equal fixedly connected with connecting block in the position of draw-in groove is corresponding to first support tray and second support tray surface, the equal fixedly connected with spliced pole in inner wall both ends of connecting block and draw-in groove, a plurality of every four of spliced poles are a set of, every group the circular arc face slip of spliced pole runs through same connecting plate, the equal threaded connection of circular arc face of spliced pole has the connecting axle, the bottom side of connecting axle offsets with the surface of connecting plate.

The effects achieved by the components are as follows: when carrying out the support spacing to the stock through first support tray and second support tray, in order to fix the position that first support tray and second support tray are close to each other, link up fixedly at this moment with the carriage, spout and first support tray and second support tray fixed surface slide that set up through the connecting plate bottom surface peg graft, the draw-in groove and the connecting plate that the rethread connecting plate surface set up carry out the joint spacing, afterwards utilize connecting block and draw-in groove fixed surface's spliced pole and connecting axle to carry out threaded connection fixed spacing, will carry out better butt joint to whole first support tray and second support tray fixed avoid droing this moment.

Preferably, the cross section of slide is the chamfer form, the cross section size of spout and the cross section size looks adaptation of slide, the slide is corrosion resistant plate, the connecting plate is the carbide board, the cross section of connecting plate is the rectangle, the size looks adaptation of connecting plate and draw-in groove.

The effects achieved by the components are as follows: when the sliding plate is used for sliding limiting with the sliding groove on the bottom surface of the connecting frame, the sliding plate with the cross section in the shape of a chamfer is used for assisting in limiting so as to avoid falling of the connecting frame, and the connecting plate made of hard alloy can be used for effectively fixing and limiting the whole connecting plate.

Compared with the related art, the supporting tray suitable for the underground included angle has the following beneficial effects:

The utility model provides a supporting tray suitable for an underground included angle, when supporting and protecting underground coal mines, the supporting tray supports the underground coal mines by utilizing a first supporting tray and a second supporting tray, then the supporting tray supports the underground coal mines by utilizing a through hole formed in the surfaces of the first supporting tray and the second supporting tray to limit the inserting position of an anchor rod, as the anchor rod has more kinds and sizes, the condition of discomfort easily occurs when the anchor rod is used for limiting the inserting position of the supporting tray by utilizing the anchor rod, the fixing position of the whole anchor rod and the supporting tray cannot be quickly and conveniently limited, the supporting and protecting underground coal mines can not be quickly and conveniently carried out, at the moment, the fixing shaft and the fixing ring which pass through the through hole in a sliding way are in a threaded way through the surface of the first supporting tray, the fixing shaft at the bottom end of the fixing ring is fixed in an extruding way, the fixing shaft and the bottom surface of the first supporting tray are prevented from swinging and shifting at the fixing ring position, and then the connecting ring fixed on the surface of the first supporting tray is used, the connecting ring inner wall presses the position of the fixing block through the generated tension force, the fixing groove formed in the surface of the fixing ring is blocked, the fixing block and the fixing block cannot be conveniently limited, the fixing device can not pass through the first spring, and the supporting device can not effectively deform the whole supporting tray through the fixing hole, and the supporting device can not be prevented from being deformed through the fixing hole.

When the first support tray and the second support tray are used for supporting and limiting the anchor rod, in order to fix the positions, close to each other, of the first support tray and the second support tray, the connecting frame is used for connection and fixation, the sliding groove formed in the bottom surface of the connecting plate is used for plugging the first support tray and the surface-fixed sliding plate of the second support tray, the clamping groove formed in the surface of the connecting plate is used for clamping and limiting the connecting plate, the connecting column and the connecting shaft which are fixedly connected with each other through threads are used for fixing and limiting the connecting rod, at the moment, the whole first support tray and the second support tray are better abutted and fixed, and when the sliding groove formed in the bottom surface of the connecting frame is used for sliding and limiting, the sliding groove formed in the bottom surface of the connecting frame is used for avoiding falling of the connecting frame, the connecting plate with the cross section being in a reverse triangle shape is used for auxiliary limiting, the whole connecting plate can be effectively fixed and limiting the whole connecting plate through the operation of the auxiliary device, and better abutting and fixing and falling of the whole first support tray and the second support tray are avoided.

Drawings

FIG. 1 is a schematic view of a construction of a support tray for an underground included angle according to the present utility model;

FIG. 2 is a schematic bottom view of the three-dimensional structure shown in FIG. 1;

FIG. 3 is a schematic view of the adjusting device shown in FIG. 1;

FIG. 4 is a schematic view of a part of the adjusting device shown in FIG. 3;

FIG. 5 is a schematic view of a disassembled structure of the adjusting device shown in FIG. 1;

FIG. 6 is a schematic view of the auxiliary device shown in FIG. 1;

FIG. 7 is a schematic view of a part of the auxiliary device shown in FIG. 6;

fig. 8 is a schematic diagram of a disassembled structure of the auxiliary device shown in fig. 6.

Reference numerals in the drawings: 1. a first support tray; 2. a second support tray; 3. a through hole; 4. an adjusting device; 401. a fixing ring; 402. a fixing groove; 403. a linking ring; 404. a fixed block; 405. a first spring; 406. a telescopic rod; 407. a carriage; 408. a limit groove; 409. a limiting plate; 410. a friction sleeve; 411. a protective gasket; 412. a fixed shaft; 413. a bottom cover; 5. an auxiliary device; 51. a connection frame; 52. a connecting block; 53. a connecting plate; 54. a slide plate; 55. a chute; 56. a connecting shaft; 57. a clamping groove; 58. and (5) connecting the columns.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Specific implementations of the utility model are described in detail below in connection with specific embodiments.

Referring to fig. 1 to 8, an embodiment of the present utility model provides a support tray for underground included angles, which includes: the first support tray 1 and the second support tray 2, the second support tray 2 is installed to the one end of first support tray 1, first support tray 1 base is right angle form with the second support tray 2, through-hole 3 has all been seted up on the surface of first support tray 1 and second support tray 2, the position that first support tray 1 and second support tray 2 surface correspond through-hole 3 all is equipped with adjusting device 4, one side both ends that first support tray 1 and second support tray 2 are close to each other all are equipped with auxiliary device 5.

In the embodiment of the present utility model, referring to fig. 3, 4 and 5, the adjusting device 4 includes a fixing ring 401, an arc surface of the fixing ring 401 penetrates through an inner wall of the through hole 3, a bottom arc surface of the fixing ring 401 is connected with a fixing shaft 412 in a threaded manner, one side of the fixing shaft 412 is rotatably connected with a protection gasket 411, a surface of the protection gasket 411 abuts against a bottom surface of the first supporting tray 1, a bottom cover 413 is clamped at a position of the bottom surface of the first supporting tray 1 corresponding to the fixing shaft 412, a position of the surface of the first supporting tray 1 corresponding to the fixing ring 401 is fixedly connected with an engagement ring 403, an inner wall of the engagement ring 403 is uniformly fixedly connected with four first springs 405, positions of the four first springs 405 far away from the engagement ring 403 are fixedly connected with fixing blocks 404, inner walls of the first springs 405 are all connected with telescopic rods 406 in a sliding manner, two ends of the telescopic rods 406 are respectively fixedly connected with the fixing blocks 404 and the engagement ring 403, two sides of the fixing ring 401 are provided with fixing grooves 404 in a position corresponding to the fixing blocks 404, two sides of the fixing ring 401 are provided with fixing grooves 408, one end of the sliding sleeve is fixedly connected with one end of the inner wall of the friction ring 401, a plurality of the friction rings are fixedly connected with one end of the friction rings 410, and the friction rings are fixedly connected with one end of the friction rings 410 far from the inner wall of the sliding frames of the friction rings 410, and the friction rings are fixedly connected with one end of the friction rings 410 is fixedly connected with one end of the friction rings 410;

In the embodiment of the present utility model, referring to fig. 6, 7 and 8, the auxiliary device 5 includes four sliding plates 54, each two of the four sliding plates 54 are a group, one side of each group of sliding plates 54 is fixedly connected with the first supporting tray 1 and the second supporting tray 2, the surfaces of the two groups of sliding plates 54 are slidably connected with the same connecting frame 51, the cross section of the connecting frame 51 is triangular, clamping grooves 57 are formed on the surfaces of both ends of the connecting frame 51, connecting blocks 52 are fixedly connected at positions of the surfaces of the first supporting tray 1 and the second supporting tray 2 corresponding to the clamping grooves 57, connecting blocks 52 are fixedly connected with both ends of the inner walls of the clamping grooves 57, each four connecting columns 58 are a group, the arc surface of each group of connecting columns 58 is slidably penetrated by the same connecting plate 53, the arc surface of each connecting column 58 is in threaded connection with a connecting shaft 56, the bottom side of each connecting shaft 56 is abutted against the surface of the corresponding connecting plate 53, the cross section of each sliding plate 54 is in a reverse triangular shape, the cross section of each sliding groove 55 is matched with the cross section of each connecting plate 54, each connecting plate 54 is a hard alloy plate with the cross section of the connecting plate 53, and the cross section of each connecting plate is not matched with the connecting plate 53 is in a size of the connecting plate 53, and is matched with the cross section of each connecting plate is 53;

The working principle of the supporting tray suitable for the underground included angle provided by the utility model is as follows: when the underground coal mine is supported and protected, the first supporting tray 1 and the second supporting tray 2 are utilized to support, the through holes 3 formed on the surfaces of the first supporting tray 1 and the second supporting tray 2 are utilized to carry out splicing limiting with the anchor rods, due to the fact that the types and the sizes of the anchor rods are more, the condition that the uncomfortableness easily occurs when the anchor rods are utilized to carry out splicing limiting with the supporting tray is caused, the whole anchor rods and the supporting tray cannot be quickly and conveniently limited, the underground coal mine is supported and protected, at the moment, the surface of the first supporting tray 1 and the through holes 3 are utilized to carry out limiting through the fixed ring 401 which slides and penetrates through, at the moment, the fixed shaft 412 at the bottom end of the fixed ring 401 is in threaded fixing with the fixed ring 401, the fixed shaft 412 and the bottom surface of the first supporting tray 1 are extruded and fixed, the shaking and shifting of the position of the fixed ring 401 are avoided, the adapter ring 403 fixed on the surface of the first supporting tray 1 is utilized, the inner wall of the connecting ring 403 extrudes the position of the fixed block 404 through the pulling force generated by the first spring 405, the fixed block 404 is clamped with the fixed groove 402 formed on the surface of the fixed ring 401, the telescopic rod 406 sliding in the first spring 405 can protect the fixed block 404 from deformation, so that the whole fixed block 404 effectively limits the fixed ring 401, the fixed ring 401 is convenient to replace and fix, when the fixed block 404 is clamped with the fixed groove 402 formed on the surface of the fixed ring 401, the position of the fixed block 404 is prevented from shifting, at this time, the limiting groove 408 formed on the surface of the fixed block 404 is utilized to slide and limit with the limiting plate 409 fixed on the surface of the connecting ring 403, when the position of the fixed block 404 is moved and adjusted, the sliding frame 407 fixed on the surface of the upper end of the fixed block 404 is utilized to operate conveniently, when the anchor rod is inserted and limited and fixed, friction can be increased by utilizing the friction sleeve 410 in the fixing ring 401, the position of the anchor rod is conveniently and well fixed, and through the operation of the adjusting device 4, the support and limitation of the anchor rods with different types and sizes and the through holes 3 formed between the first support tray 1 and the second support tray 2 are achieved.

When the first support tray 1 and the second support tray 2 are used for supporting and limiting the anchor rod, in order to fix the positions, close to each other, of the first support tray 1 and the second support tray 2, at this time, the connecting frame 51 is used for connection and fixation, the sliding groove 55 formed in the bottom surface of the connecting plate 53 is used for inserting the sliding groove 55 formed in the bottom surface of the connecting plate 53 into the surface-fixed sliding plate 54 of the first support tray 1 and the second support tray 2, the clamping groove 57 formed in the surface of the connecting plate 53 is used for clamping and limiting the connecting plate 53, then the connecting column 58 and the connecting shaft 56 which are fixedly connected with each other through the surface of the connecting plate 53 are used for fixing and limiting the connecting rod 58 through the surface of the connecting plate 52 and the clamping groove 57 in a threaded mode, at this time, the whole first support tray 1 and the second support tray 2 are better in butt joint and fixed, and the whole first support tray 1 and the second support tray 2 are better prevented from falling off through the operation of the auxiliary device 5, and the sliding of the connecting plate 53 which is made of hard alloy material can be effectively used for fixing and limiting the whole connecting plate 53.

The circuits and control involved in the present utility model are all of the prior art, and are not described in detail herein.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (6)

1. The utility model provides a be applicable to down-hole contained angle support tray, includes first support tray (1) and second support tray (2), its characterized in that: a second support tray (2) is arranged at one end of the first support tray (1), the base of the first support tray (1) and the second support tray (2) are in a right angle shape, through holes (3) are formed in the surfaces of the first support tray (1) and the second support tray (2), and adjusting devices (4) are arranged at positions, corresponding to the through holes (3), of the surfaces of the first support tray (1) and the second support tray (2);

The adjusting device (4) comprises a fixed ring (401), a fixed groove (402), a connecting ring (403), a fixed block (404), a first spring (405), a telescopic rod (406), a sliding frame (407), a limiting groove (408), a limiting plate (409), a friction sleeve (410), a protection gasket (411), a fixed shaft (412) and a bottom cover (413);

The circular arc surface of solid fixed ring (401) runs through with the inner wall of through-hole (3), the bottom arc surface threaded connection of solid fixed ring (401) has fixed axle (412), one side rotation of fixed axle (412) is connected with protection gasket (411), the surface of protection gasket (411) and the bottom surface looks butt of first support tray (1), the position joint that first support tray (1) bottom surface corresponds fixed axle (412) has bottom (413), the position fixedly connected with linking ring (403) that first support tray (1) surface corresponds solid fixed ring (401), the even fixedly connected with of inner wall of linking ring (403) has four first springs (405), four the equal fixedly connected with fixed block (404) in position that linking ring (403) were kept away from to first spring (405), the equal sliding connection of inner wall of first spring (405) has telescopic link (406), the both ends of telescopic link (406) respectively with fixed block (404) and linking ring (403) fixed connection, the fixed slot (402) are seted up with the equal fixed slot of fixed block (401) that links up with the position of linking ring (401).

2. A downhole corner support pallet according to claim 1, wherein: limiting grooves (408) are formed in two sides of the bottom end of the fixed block (404), limiting plates (409) are slidably connected to the inner walls of the limiting grooves (408), and one ends of the limiting plates (409) are fixedly connected with the connecting rings (403).

3. A downhole corner support pallet according to claim 1, wherein: the upper end surface fixedly connected with carriage (407) of fixed block (404), the arc surface of carriage (407) runs through with the surface slip of linking ring (403), the one end that fixed block (404) was kept away from to carriage (407) rotates and is connected with the pull ring.

4. A downhole corner support pallet according to claim 1, wherein: the inner wall of the fixed ring (401) is fixedly connected with a friction sleeve (410), a plurality of anti-slip patterns are formed in the inner wall of the friction sleeve (410), and the size of the friction sleeve (410) is larger than that of the fixed ring (401).

5. A downhole corner support pallet according to claim 1, wherein: the utility model discloses a connecting plate, including first support tray (1) and second support tray (2), one side both ends that are close to each other all are equipped with auxiliary device (5), auxiliary device (5) are including four slide (54), four slide (54) are every two to be a set of, every group one side of slide (54) respectively with first support tray (1) and second support tray (2) fixed connection, two sets of surface sliding connection of slide (54) has same connecting frame (51), the cross-section of connecting frame (51) is the triangle-shaped, draw-in groove (57) have all been seted up on the both ends surface of connecting frame (51), the position of first support tray (1) and second support tray (2) surface corresponds draw-in groove (57) is equal fixedly connected with connecting block (52), the inner wall both ends of connecting block (52) and draw-in groove (57) are equal fixedly connected with spliced pole (58), a plurality of spliced pole (58) are every four to be a set of connecting pole (58) the surface sliding connection of connecting plate (56) have the same arc-shaped connection face (56), connecting plate (56) all have arc-shaped connection face (56).

6. A downhole corner support pallet according to claim 5, wherein: the cross-section of slide (54) is the chamfer form, spout (55) have been seted up to connecting plate (53) bottom surface, the cross-sectional dimension of spout (55) and the cross-sectional dimension looks adaptation of slide (54), slide (54) are corrosion resistant plate, connecting plate (53) are the carbide board, the cross-section of connecting plate (53) is the rectangle, the size of connecting plate (53) and the size looks adaptation of draw-in groove (57).