CN220769508U - Mining metal propping-up type anchor rod - Google Patents

Abstract

The utility model discloses a mining metal propping-up type anchor rod, which relates to the technical field of anchor rods and comprises an anchor rod, wherein a guide groove is formed in the anchor rod, a limiting component is arranged on the anchor rod and comprises a fixed block, a clamping block, a guide block and a spring, the fixed block is welded on the outer wall of the anchor rod, the fixed block is rotationally connected with a rotating rod, the clamping block is fixedly connected with the rotating rod, the guide block is embedded and connected in the guide groove, and a connecting rod is hinged on the guide block. According to the utility model, the limiting component is arranged, and the clamping block is driven to reset under the elastic action of the spring after the anchor rod enters the anchor hole, so that the clamping block can be clamped with the inner wall of the anchor hole, the anchor rod can be clamped in the anchor hole, the grabbing force is provided for the anchor rod, the phenomenon that the anchor rod lacks the grabbing force and falls off from the anchor hole simultaneously with the binder is avoided, and the construction safety and the construction progress are affected.

Description

Mining metal propping-up type anchor rod

Technical Field

The utility model relates to the technical field of anchor rods, in particular to a mining metal propping-up anchor rod.

Background

Along with the rapid development of the economy in China, the continuous promotion of industrialization and town and the continuous investment of infrastructure construction, the demands on resources such as coal mines, metal ores and nonmetallic ores are continuously increased, so that the development of mining engineering in China is rapid, the coal mines in China mainly adopt underground mining, a large number of roadways are required to be excavated underground, roadway supports are required to be adopted to keep the smoothness of the roadways and the stability of surrounding rocks, the roadway support mode commonly used at present is to implant anchor rods on the side walls of the roadways of the coal mines, then grouting is carried out around the anchor rods, and the roadway support effect is ensured by the anchoring force of the grouting anchor rods.

However, the anchoring force between the anchor rod and the wall body is mainly determined by the binding force of the slurry material, the source of the anchoring force is single, the pulling force applied to the anchor rod is limited, and in certain operations requiring to provide large pulling resistance, the quality problem that the anchor rod and the binder fall off from the anchor hole at the same time frequently occurs, so that engineering safety is seriously threatened, and the construction progress is influenced. Therefore, we propose a mining metal bracing type anchor rod.

Disclosure of Invention

The present utility model has been made in view of the above-mentioned problems with existing mine metal stay bolts.

Therefore, the utility model aims to provide the mining metal propping-up type anchor rod, which solves the problems that the anchoring force between the anchor rod and the wall body is mainly determined by the binding force of slurry materials, the source of the anchoring force is single, the pulling force applied to the anchor rod is limited, and in certain operations needing to provide larger pulling force resistance, the quality problem that the anchor rod and the binding agent fall off from an anchor hole at the same time frequently occurs, so that the engineering safety is seriously threatened, and the construction progress is influenced.

In order to achieve the above object, the present utility model provides the following technical solutions:

the utility model provides a mining metal propping up formula stock, includes the stock, the guide way has been seted up on the stock, be equipped with spacing subassembly on the stock, spacing subassembly includes fixed block, fixture block, guide block and spring, the fixed block welds on the outer wall of stock, rotate on the fixed block and be connected with the bull stick, fixture block fixed connection is on the bull stick, the guide block gomphosis is connected in the guide way, articulated on the guide block have the connecting rod, the other end of connecting rod is connected with the outer wall of fixture block is articulated, the both ends of spring respectively with the outer wall of guide block, the inner wall fixed connection of guide way, the welding has the screw rod on the outer wall of stock, the screw rod is integrated structure with the stock, the nestification has the gasket on the screw rod, the nestification has the cardboard on the screw rod, threaded connection has the nut on the screw rod, nut, cardboard and gasket are from left to right distributed in proper order.

Preferably, a plurality of barb bodies are distributed on the anchor rod, and the barb bodies are fixed on the anchor rod through welding.

Preferably, the outer wall of the guide block is fixedly connected with a telescopic rod, the other end of the telescopic rod is fixedly connected with the inner wall of the guide groove, and the spring is nested on the telescopic rod.

Preferably, the outer wall of the guide block is fixedly connected with a limiting block, the inner wall of the guide groove is provided with a limiting groove, and the guide block is connected with the limiting groove in a jogged mode through the limiting block.

Further, a blocking head is arranged on the outer wall of the gasket.

In the technical scheme, the utility model has the technical effects and advantages that:

according to the utility model, the limiting component is arranged, and after the anchor rod enters the anchor hole, the clamping block is driven to reset under the elastic action of the spring, so that the clamping block can be clamped with the inner wall of the anchor hole, the anchor rod can be clamped in the anchor hole, the grabbing force is provided for the anchor rod, the phenomenon that the anchor rod lacks the grabbing force and falls off from the anchor hole simultaneously with the binder is prevented, and the construction safety and the construction progress are influenced.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of the utility model at A;

fig. 3 is a schematic structural diagram of a guide block according to the present utility model.

Reference numerals illustrate:

1. a bolt; 2. a screw; 3. a limit component; 301. a fixed block; 302. a rotating rod; 303. a clamping block; 304. a connecting rod; 305. a guide block; 306. a spring; 307. a telescopic rod; 308. a limiting block; 4. a guide groove; 5. a gasket; 6. a clamping plate; 7. a nut; 8. a barb body; 9. and (5) plugging the end cap.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

The embodiment of the utility model discloses a mining metal propping-up type anchor rod.

The utility model provides a mining metal supporting type anchor rod as shown in fig. 1-3, which comprises an anchor rod 1, wherein a guide groove 4 is formed in the anchor rod 1, a limit component 3 is arranged on the anchor rod 1, the limit component 3 comprises a fixed block 301, a clamping block 303, a guide block 305 and a spring 306, the fixed block 301 is welded on the outer wall of the anchor rod 1, the fixed block 301 is rotationally connected with a rotating rod 302, the clamping block 303 is fixedly connected with the rotating rod 302, the guide block 305 is embedded and connected in the guide groove 4, a connecting rod 304 is hinged on the guide block 305, the other end of the connecting rod 304 is hinged with the outer wall of the clamping block 303, two ends of the spring 306 are respectively fixedly connected with the outer wall of the guide block 305 and the inner wall of the guide groove 4, a screw rod 2 is welded on the outer wall of the anchor rod 1, the screw rod 2 and the anchor rod 1 are in an integrated structure, a gasket 5 is embedded on the screw rod 2, a clamping plate 6 is embedded on the screw rod 2, the screw nut 7, the clamping plate 6 and the gasket 5 are distributed in sequence from left to right, after the anchor rod 1 enters an anchor hole, the anchor rod through the setting of the limit component 3, the clamping block 303 is driven to reset through the elastic action of the spring 306, so that the clamping block 303 can be reset to the clamping block and the anchor rod can be clamped with the anchor rod 1, and the anchor rod 1 in the anchor hole can be clamped with the anchor hole, and the anchor hole can be prevented from falling, and the anchor hole can be clamped and fixed with the anchor 1, and the anchor rod 1, and the anchor hole can be simultaneously, and the anchor hole can be prevented from falling.

According to the mining metal propping-up type anchor rod disclosed by the utility model, the anchor rod 1 is provided with the plurality of barb bodies 8, the plurality of barb bodies 8 are fixed on the anchor rod 1 through welding, and the barb bodies 8 can increase the contact surface of the anchor rod 1 and the adhesive, so that the adhesive effect of the anchor rod 1 and the adhesive is better, and the anchor of the anchor rod 1 is firmer.

According to the mining metal propping-up type anchor rod disclosed by the utility model, the outer wall of the guide block 305 is fixedly connected with the telescopic rod 307, the other end of the telescopic rod 307 is fixedly connected with the inner wall of the guide groove 4, the spring 306 is nested on the telescopic rod 307, and the limiting guide effect can be provided through the telescopic rod 307, so that the spring 306 is prevented from shaking randomly in the compression and extension processes, and the use effect is prevented from being influenced.

According to the mining metal propping-up type anchor rod, the limiting block 308 is fixedly connected to the outer wall of the guide block 305, the limiting groove is formed in the inner wall of the guide groove 4, the guide block 305 is connected with the limiting groove in a jogged mode through the limiting block 308, a limiting guide effect can be provided for the guide block 305, the guide block 305 is prevented from falling off when being stressed, and the integral use of the device is affected

According to the mining metal propping-up type anchor rod, the blocking head 9 is arranged on the outer wall of the gasket 5, so that an anchor hole can be blocked, and the adhesive is prevented from dripping.

During the use, stretch into stock 1 in the anchor eye, stock 1 can extrude fixture block 303 when getting into the anchor eye, fixture block 303 atress can move down, thereby apply certain power to guide block 305 through connecting rod 304, and then can promote spring 306 to one side removal, when stock 1 enters into the place, fixture block 303 can drive fixture block 303 under the elastic action of spring 306 and reset, thereby can make fixture block 303 can carry out the joint with the inner wall of anchor eye, thereby can with stock 1 joint in the anchor eye, provide the gripping power for stock 1, prevent stock 1 lack the gripping power, appear with the binder simultaneously from the phenomenon that drops in the anchor eye, then pour into the binder into the anchor eye, rotate nut 7 after the filling, drive cardboard 6 and gasket 5 remove, until in the anchor eye is got into to shutoff head 9, the barb body 8 can increase stock 1 and the contact surface of binder, thereby make stock 1 and binder bonding effect better, make the anchor of stock 1 more firm.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims (5)

1. The utility model provides a mining metal propping formula stock, includes stock (1), its characterized in that, guide way (4) have been seted up on stock (1), be equipped with spacing subassembly (3) on stock (1), spacing subassembly (3) are including fixed block (301), fixture block (303), guide block (305) and spring (306), the welding of fixed block (301) is on the outer wall of stock (1), rotate on fixed block (301) and be connected with bull stick (302), fixture block (303) fixed connection is on bull stick (302), guide block (305) gomphosis is connected in guide way (4), articulated on guide block (305) have connecting rod (304), the other end of connecting rod (304) is articulated with the outer wall of fixture block (303) and is connected, the both ends of spring (306) are respectively with the outer wall of guide block (305), the inner wall fixed connection of guide way (4), the welding has screw rod (2) on the outer wall of stock (1), screw rod (2) are integrated structure with stock (1), above-mentioned screw rod (2) gomphosis is connected with screw rod (7), there is embedded nut (7), on the embedded nut (7) The clamping plates (6) and the gaskets (5) are distributed in sequence from left to right.

2. The mining metal propping-up type anchor rod according to claim 1, wherein a plurality of barb bodies (8) are distributed on the anchor rod (1), and the barb bodies (8) are fixed on the anchor rod (1) through welding.

3. The mining metal propping-up type anchor rod according to claim 1, wherein a telescopic rod (307) is fixedly connected to the outer wall of the guide block (305), the other end of the telescopic rod (307) is fixedly connected with the inner wall of the guide groove (4), and the spring (306) is nested on the telescopic rod (307).

4. The mining metal propping-up type anchor rod according to claim 1, wherein a limiting block (308) is fixedly connected to the outer wall of the guide block (305), a limiting groove is formed in the inner wall of the guide groove (4), and the guide block (305) is connected with the limiting groove in a jogged mode through the limiting block (308).

5. Mining metal stay as claimed in claim 1, characterized in that the outer wall of the spacer (5) is provided with a blocking head (9).