CN219316975U

CN219316975U - Hydraulic prop base for supporting mine excavation working face

Info

Publication number: CN219316975U
Application number: CN202223259200.8U
Authority: CN
Inventors: 刘涛
Original assignee: Xizhuo Coal Mine Of Shaanxi Chenghe Mining Co ltd
Current assignee: Xizhuo Coal Mine Of Shaanxi Chenghe Mining Co ltd
Priority date: 2022-12-06
Filing date: 2022-12-06
Publication date: 2023-07-07
Anticipated expiration: 2032-12-06

Abstract

The utility model belongs to the field of hydraulic prop bases, in particular to a hydraulic prop base for supporting a mine excavation working face, which comprises a base body, wherein a reinforcing seat is fixedly arranged at the bottom of the outer side of the base body, a plurality of connecting seats are fixedly arranged at the outer side of the base body, the plurality of connecting seats are correspondingly arranged in pairs, a rotating shaft is rotatably arranged between the two corresponding connecting seats, a reinforcing rod is fixedly arranged on the rotating shaft, a thread groove is formed in the bottom end of the reinforcing rod, a thread stay bar is arranged in the thread groove in a threaded manner, a plurality of driving seats are slidably arranged at the outer side of the base body, one annular plate is fixedly arranged at the top of each driving seat, and the annular plate is slidably sleeved on the base body. The utility model has reasonable design, and the screw stay rod can be obliquely inserted into the ground through the angle adjustment of the reinforcing rod and the screw stay rod, so that the purpose of supporting and reinforcing the base body can be realized.

Description

Hydraulic prop base for supporting mine excavation working face

Technical Field

The utility model relates to the technical field of hydraulic prop bases, in particular to a hydraulic prop base for supporting a mine excavation working face.

Background

When the single hydraulic prop is used for supporting the mine excavation working face, if the bottom plate of the working face is broken or soft, the whole prop can be inserted deeply, when the prop needs to be pulled up upwards, the resistance is large, the prop is not easy to pull back, at present, the hydraulic prop base for supporting the mine excavation working face of Chinese patent bulletin with the bulletin number of CN206477869U comprises a cylindrical body, the outer ring of the body is bent into an arc shape in the direction close to the center of the body, the lower end face of the body is bent into an arc shape in the direction close to the center of the body, and a limiting post is fixed in the middle of the lower end face. And along with the downward movement of the post bottom, the lower section of the body falls into the soil layer below the working surface, and the outer diameter of the lower section of the outer ring surface is larger than the outer diameter of the upper section of the outer ring surface, so that the resistance of the barrier on the periphery of the outer ring surface to the formation of the barrier is reduced when the post is returned, and the post returning difficulty is reduced.

When the hydraulic prop base is found to be placed in actual use, the lateral direction lacks a supporting and reinforcing mechanism, when the base is stressed unevenly, the hydraulic prop base is easy to deviate in the horizontal direction, so that the use of the hydraulic prop is affected, and therefore, the hydraulic prop base for supporting a mine mining working face is provided for solving the problems.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a hydraulic prop base for supporting a mine excavation working face.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the hydraulic prop base for supporting the mine excavation working face comprises a base body, wherein a reinforcing seat is fixedly arranged at the bottom of the outer side of the base body, a plurality of connecting seats are fixedly arranged at the outer side of the base body, the plurality of connecting seats are correspondingly arranged in pairs, a rotating shaft is rotatably arranged between the two corresponding connecting seats, and a reinforcing rod is fixedly arranged on the rotating shaft;

the bottom of reinforcing rod has seted up the screw thread groove, and screw thread groove internal thread installs the screw thread vaulting pole, and a plurality of driving seats are installed to the outside slip of base body, and the top fixed mounting of a plurality of driving seats has same annular plate, and annular plate slip cap establishes on the base body, is equipped with fixed establishment between annular plate and the base body.

Preferably, the fixing mechanism comprises a fixing groove, a rectangular groove and a fixing pin, wherein the fixing groove is formed in the outer side of the base body, the rectangular groove is formed in the inner wall of the annular plate, and the fixing pin matched with the fixing groove is slidably mounted in the rectangular groove.

Preferably, a threaded hole is formed in the inner wall of one side of the rectangular groove, a pushing screw rod rotationally connected with the fixing pin is installed in the threaded hole in a threaded mode, and a knob is fixedly installed at one end of the pushing screw rod.

Preferably, a guiding mechanism is arranged between the driving seat and the base body, and a transmission mechanism is arranged between the driving seat and the corresponding rotating shaft.

Preferably, the guide mechanism comprises a guide groove and a guide seat, the guide groove is arranged on the outer side of the base body, and the guide seat fixedly connected with the driving seat is slidably arranged in the guide groove.

Preferably, the transmission mechanism comprises a gear and a rack, the rack is fixedly arranged on the driving seat, the gear is fixedly arranged on the rotating shaft, and the gear is meshed with the rack.

Preferably, a groove is formed in one side of the fixing pin, an annular groove is formed in the inner wall of the groove, an annular seat is fixedly mounted on the outer side of the pushing screw rod, and the annular seat is rotationally connected with the annular groove.

Preferably, the same guide rod is arranged on the inner walls of the top and the bottom of the guide groove, and the guide seat is sleeved on the guide rod in a sliding way.

The utility model has the beneficial effects that:

1. when the base body is placed, the knob and the pushing screw rod are rotated, the pushing screw rod is rotated and moved under the action of the threaded hole, the pushing screw rod can drive the fixing pin to move, and the fixing pin can be clamped into or separated from the corresponding fixing groove, so that the purpose of fixing and removing the annular plate is achieved;

2. when the annular plate is in a release state, the annular plate can drive the driving seat to move downwards by moving the annular plate downwards, the driving seat drives the gear to rotate through the rack, and the gear can drive the rotating shaft and the reinforcing rod to rotate, so that the aim of adjusting the angle of the reinforcing rod is fulfilled;

3. through rotating the screw stay, under the effect of screw groove for screw stay rotates the removal simultaneously, makes screw stay can insert ground to one side, under the cooperation through a plurality of screw stay, can realize the base body and support and consolidate the purpose.

Drawings

FIG. 1 is a schematic perspective view of a hydraulic prop base for supporting a mine working face, which is provided by the utility model;

FIG. 2 is a schematic diagram of a front view of a hydraulic prop base for supporting a mine face according to the present utility model;

FIG. 3 is a schematic view of a portion A of a hydraulic prop base for supporting a mine working face;

fig. 4 is a schematic diagram of a B-section structure of a hydraulic prop base for supporting a mine working face according to the present utility model.

In the figure: 1. a base body; 2. a reinforcing seat; 3. a connecting seat; 4. a rotating shaft; 5. a reinforcing rod; 6. a thread groove; 7. a threaded stay bar; 8. a gear; 9. a driving seat; 10. a rack; 11. a guide groove; 12. a guide seat; 13. an annular plate; 14. a fixing groove; 15. rectangular grooves; 16. a fixing pin; 17. a threaded hole; 18. pushing the screw; 19. and (5) a knob.

Detailed Description

The technical scheme of the present utility model will be clearly and completely described in connection with specific embodiments. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.

When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present, the term "disposed" indicating a manner of presence and may be connected, mounted, fixedly connected, operatively connected, or the like. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, a hydraulic prop base for supporting a mine excavation working face comprises a base body 1, wherein a reinforcing seat 2 is fixedly installed at the bottom of the outer side of the base body 1, a plurality of connecting seats 3 are fixedly installed at the outer side of the base body 1, the plurality of connecting seats 3 are correspondingly arranged in pairs, a rotating shaft 4 is rotatably installed between the two corresponding connecting seats 3, and a reinforcing rod 5 is fixedly installed on the rotating shaft 4; the screw thread groove 6 has been seted up to the bottom of stiffening rod 5, screw thread groove 6 internal thread installs screw thread vaulting pole 7, a plurality of drive seats 9 are installed to the outside slip of base body 1, the top fixed mounting of a plurality of drive seats 9 has same annular plate 13, and annular plate 13 slip cap establishes on base body 1, through rotating screw thread vaulting pole 7, under the effect of screw thread groove 6 for screw thread vaulting pole 7 moves while rotating, makes screw thread vaulting pole 7 can insert ground to one side, under the cooperation through a plurality of screw thread vaulting poles 7, can realize that base body 1 supports and consolidates the purpose.

In this embodiment, a mechanism is fixedly arranged between the annular plate 13 and the base body 1, the fixing mechanism comprises a fixing groove 14, a rectangular groove 15 and a fixing pin 16, the fixing groove 14 is formed in the outer side of the base body 1, the rectangular groove 15 is formed in the inner wall of the annular plate 13, the fixing pin 16 matched with the fixing groove 14 is slidably mounted in the rectangular groove 15, and the fixing pin 16 can be clamped into or separated from the corresponding fixing groove 14, so that the purpose of fixing and releasing the annular plate 13 is achieved.

In this embodiment, a threaded hole 17 is formed in an inner wall of one side of the rectangular groove 15, a push screw 18 rotationally connected with the fixing pin 16 is installed in the threaded hole 17 in a threaded manner, a knob 19 is fixedly installed at one end of the push screw 18, more specifically, a groove is formed in one side of the fixing pin 16, an annular groove is formed in the inner wall of the groove, an annular seat is fixedly installed on the outer side of the push screw 18, the annular seat is rotationally connected with the annular groove, the push screw 18 can be rotationally installed on the fixing pin 16 through the annular groove and the annular seat, the push screw 18 can be rotated while moving under the action of the threaded hole 17 through rotating the knob 19 and the push screw 18, and the push screw 18 can drive the fixing pin 16 to move.

In this embodiment, be equipped with guiding mechanism between drive seat 9 and the base body 1, and be equipped with drive mechanism between drive seat 9 and the axis of rotation 4 that corresponds, guiding mechanism includes guide way 11 and guide seat 12, guide way 11 is offered on the outside of base body 1, sliding fit has the guide seat 12 with drive seat 9 fixed connection in guide way 11, install same guide bar on the top and the bottom inner wall of guide way 11, and guide seat 12 slip cap establishes on the guide bar, through being provided with guide seat and guide bar, can realize leading drive seat 9 for drive seat 9 can carry out reciprocating motion in vertical direction, drive mechanism includes gear 8 and rack 10, rack 10 fixed mounting is on drive seat 9, gear 8 fixed mounting is on axis of rotation 4, and gear 8 meshes with rack 10 mutually, through being provided with drive mechanism, the removal of drive seat 9 drives gear 8 through rack 10 and rotates.

According to the utility model, when the base body 1 is placed, the push screw 18 is enabled to rotate and move simultaneously under the action of the threaded hole 17 through the rotary knob 19 and the push screw 18, the push screw 18 can drive the fixed pin 16 to move simultaneously, the fixed pin 16 can be clamped into or separated from the corresponding fixed groove 14, the purpose of fixing and releasing the annular plate 13 is achieved, when the annular plate 13 is in a releasing state, the annular plate 13 can drive the driving seat 9 to move downwards through downwards, the driving seat 9 drives the gear 8 to rotate through the rack 10, the gear 8 can drive the rotating shaft 4 and the reinforcing rod 5 to rotate, the purpose of adjusting the angle of the reinforcing rod 5 is achieved, the threaded supporting rod 7 can be obliquely inserted into the ground through rotation of the threaded supporting rod 7 under the action of the threaded groove 6, and the purpose of supporting and reinforcing the base body 1 can be achieved through cooperation of the threaded supporting rods 7.

The hydraulic prop base for supporting the mine excavation working face is described in detail. The principles and embodiments of the present utility model have been described herein with reference to specific examples, which are intended to be merely illustrative of the methods of the present utility model and their core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims

1. The hydraulic prop base for supporting a mine excavation working face is characterized by comprising a base body (1), wherein a reinforcing seat (2) is fixedly arranged at the bottom of the outer side of the base body (1), a plurality of connecting seats (3) are fixedly arranged at the outer side of the base body (1), the connecting seats (3) are correspondingly arranged in pairs, a rotating shaft (4) is rotatably arranged between the corresponding two connecting seats (3), and a reinforcing rod (5) is fixedly arranged on the rotating shaft (4);

screw thread groove (6) have been seted up to the bottom of stiffening rod (5), screw thread stay (7) are installed to screw thread groove (6) internal thread, the outside sliding of base body (1) is installed a plurality of drive seats (9), and is a plurality of the top fixed mounting of drive seat (9) has same annular plate (13), just annular plate (13) slip cap is established on base body (1), be equipped with fixed establishment between annular plate (13) and base body (1).

2. The hydraulic prop base for supporting a mine excavation working face according to claim 1, wherein the fixing mechanism comprises a fixing groove (14), a rectangular groove (15) and a fixing pin (16), the fixing groove (14) is formed in the outer side of the base body (1), the rectangular groove (15) is formed in the inner wall of the annular plate (13), and the fixing pin (16) matched with the fixing groove (14) is slidably mounted in the rectangular groove (15).

3. The hydraulic prop base for supporting a mine excavation working face according to claim 2, wherein a threaded hole (17) is formed in an inner wall of one side of the rectangular groove (15), a pushing screw (18) rotationally connected with a fixing pin (16) is installed in the threaded hole (17) in a threaded manner, and a knob (19) is fixedly installed at one end of the pushing screw (18).

4. The hydraulic prop base for supporting a mine excavation working face according to claim 1, wherein a guiding mechanism is arranged between the driving seat (9) and the base body (1), and a transmission mechanism is arranged between the driving seat (9) and the corresponding rotating shaft (4).

5. The hydraulic prop base for supporting a mine working face according to claim 4, wherein the guiding mechanism comprises a guiding groove (11) and a guiding seat (12), the guiding groove (11) is formed on the outer side of the base body (1), and the guiding seat (12) fixedly connected with the driving seat (9) is slidably mounted in the guiding groove (11).

6. The hydraulic prop base for supporting a mine working face according to claim 4, wherein the transmission mechanism comprises a gear (8) and a rack (10), the rack (10) is fixedly installed on the driving seat (9), the gear (8) is fixedly installed on the rotating shaft (4), and the gear (8) is meshed with the rack (10).

7. A hydraulic prop base for supporting a mine excavation working face according to claim 3, characterized in that a groove is provided on one side of the fixing pin (16), an annular groove is provided on the inner wall of the groove, an annular seat is fixedly installed on the outer side of the pushing screw (18), and the annular seat is rotatably connected with the annular groove.

8. The hydraulic prop base for supporting a mine working face according to claim 5, wherein the same guide rod is installed on the inner walls of the top and the bottom of the guide groove (11), and the guide seat (12) is slidably sleeved on the guide rod.