CN217300618U - High-stability mining single hydraulic prop - Google Patents
High-stability mining single hydraulic prop Download PDFInfo
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- CN217300618U CN217300618U CN202123235886.2U CN202123235886U CN217300618U CN 217300618 U CN217300618 U CN 217300618U CN 202123235886 U CN202123235886 U CN 202123235886U CN 217300618 U CN217300618 U CN 217300618U
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Abstract
The utility model relates to a mining equipment technical field especially relates to a mining hydraulic prop that stability is high. The technical scheme comprises the following steps: base and cylinder, the inside movable mounting of installation cavity has telescopic support column, the top of cylinder both sides all fixed mounting have the locating piece, and the top fixed mounting of post alive has a cover seat, and the both sides all fixed mounting of cover seat has the piece that holds, and the bottom fixed mounting who holds the piece has the positioning screw who runs through the locating piece, and fixed mounting has positioning nut on the positioning screw of locating piece below. The utility model discloses a locating piece carries out spacing fixed to the positioning screw who runs through, and is fixed through the interlock between the helicitic texture, can carry out spacing fixed when guaranteeing hydraulic prop trouble or descend by oneself, can carry out the secondary through the telescopic support column in the installation cavity and support the anchoring after hydraulic prop installs.
Description
Technical Field
The utility model relates to a mining equipment technical field especially relates to a high mining hydraulic prop of stability.
Background
The single hydraulic prop refers to a single flexible prop which generates working resistance by using hydraulic pressure and realizes prop lifting and unloading. The single hydraulic prop is mainly divided into a suspension type, a double-telescopic suspension type, a DN internal injection type and a glass fiber reinforced plastic single hydraulic prop.
Through search, patent publication No. CN201288572Y discloses a light mining single hydraulic prop. The method comprises the following steps: the handle body and the locking device are respectively arranged at the upper end and the lower end of the reset spring, the piston, the plunger barrel, the oil cylinder and the oil cylinder, the plunger barrel is sleeved on the handle body, the top cover is arranged at the upper end of the plunger barrel, the reset spring is arranged in the plunger barrel, the locking device is of a double-layer upper conical inclined plane and a double-layer lower conical inclined plane inner sleeve and outer sleeve staggered locking structure, a three-way valve transversely penetrates through the middle of the plunger barrel, an extension joint is sleeved at the lower end of the inner layer of the plunger barrel, a base is arranged at the lower end of the extension joint, a hydraulic sleeve is arranged at the upper part of the piston, the outer edge of the hydraulic sleeve is of a conical structure, and a longitudinal sliding chute is arranged on the hydraulic sleeve; the inner side wall and the outer side wall of the lower end of the plunger cylinder are respectively provided with a steel ball and a guide ring in an embedding mode, the steel ball is in movable fit with a longitudinal sliding groove on the outer edge of the hydraulic sleeve, and the guide ring is in sliding fit with the inner side wall of the oil cylinder.
The existing mining single hydraulic prop has the defects that:
1. the existing mining single hydraulic prop is easy to cause the situation that the whole prop is damaged or the bottom cannot bear the load normally due to overlarge supporting load during the supporting operation, so that the stability and the operation life of the prop during the supporting operation are reduced;
2. the existing mining single hydraulic prop is easy to change the telescopic state of the prop due to external factors or self faults during the supporting operation, and the telescopic state can not be positioned, so that the practical effect is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a mining hydraulic prop that stability is high to the problem that exists among the background art.
The technical scheme of the utility model: the utility model provides a high mining hydraulic prop of stability, includes base and cylinder, the top fixed mounting of base has the pillar bottom chamber, the top fixed mounting of pillar bottom chamber has the cylinder, the inside fixed mounting of cylinder has the post of living that extends, the front and the all fixed mounting in the back of cylinder have the installation cavity, the inside movable mounting of installation cavity has telescopic support column, the all fixed mounting in top of cylinder both sides has the locating piece, the top fixed mounting of post of living has the cover seat, the all fixed mounting in both sides of cover seat has the piece of holding, the bottom fixed mounting of holding the piece has the positioning screw who runs through the locating piece, fixed mounting has set nut on the positioning screw of locating piece below.
The user installs hydraulic prop through the base to the pillar bottom chamber fixedly, the flexible operation of hydraulic pressure of pillar has been realized through the cooperation of cylinder with the post of living, carry out spacing fixed to the positioning screw who runs through the locating piece, install the fastening through positioning nut to the positioning screw who adjusts the after-mentioned state, the realization carries out spacing fixed to the hydraulic prop after flexible, it is fixed through the interlock between the helicitic texture, can carry out the secondary after the hydraulic prop installation through the telescopic support column in the installation cavity and support the anchoring.
Preferably, the bottom of the base is bonded with a rubber gasket, and the base is provided with a mounting hole matched for use. The anti-skidding dynamics of base bottom has been increased through the rubber gasket, can install fixedly with corresponding installation component through the mounting hole to hydraulic prop.
Preferably, a movable connecting seat connected with the mounting cavity is fixedly mounted on the telescopic supporting column, the movable connecting seat and the mounting cavity are mounted through a limiting shaft, and a fastening knob matched for use is arranged on the telescopic supporting column. Through the accepting installation of the movable connecting seat, the telescopic supporting column can be movably unfolded and stored in the installation cavity, and the telescopic supporting column after being adjusted can be limited and fixed through the fastening knob.
Preferably, the top of the sleeve seat is fixedly provided with a mounting top plate which is matched with the sleeve seat for use, and mounting nails are uniformly distributed on the mounting top plate. Can be convenient for hydraulic prop through the installation roof and bear the installation, can assist the installation roof to install hydraulic prop fixedly through the installation nail.
Preferably, the plunger is sleeved with a safety valve used in a matching manner, and the positioning block is provided with a through hole matched with the positioning screw rod. When the mechanical breather valve breaks down, the safety valve can replace the mechanical breather valve to exhaust or deflate, the through hole is convenient for the penetration of the positioning screw rod, and the positioning screw rod is not in direct contact with the through hole.
Preferably, both sides of the sleeve seat are fixedly provided with mounting base blocks fixedly connected with the bearing blocks. The installation base block is used as a bearing part, so that the sleeve seat and the bearing block are installed and fixed.
Compared with the prior art, the utility model discloses following profitable technological effect has:
high mining hydraulic prop of stability carries out spacing fixed to the positioning screw who runs through the locating piece, install the fastening through positioning nut to the positioning screw who adjusts the after-mentioned state, the realization carries out spacing fixed to the hydraulic prop after flexible, it is fixed through the interlock between the helicitic texture, it can carry out spacing fixed when guaranteeing hydraulic prop trouble or descending by oneself, it is undulant to avoid it to appear in the short time inside, good protecting effect has been played, can carry out secondary support anchoring after the hydraulic prop installation through the telescopic support column in the installation cavity, can further avoid or reduce hydraulic pressure like this and lead to the bottom to appear warping or cracked condition because of the bearing load is too high during the operation, the working strength of hydraulic prop has been guaranteed, holistic life has been prolonged.
Drawings
Fig. 1 is a perspective view of the present invention;
FIG. 2 is an overall structure diagram of the present invention;
FIG. 3 is an enlarged view of the part A of the present invention;
fig. 4 is an enlarged view of the part B of the present invention.
Reference numerals: 1. a base; 2. a pillar bottom cavity; 3. a cylinder; 4. a safety valve; 5. a plunger; 6. positioning a screw rod; 601. positioning a nut; 7. a sleeve seat; 701. installing a nail; 702. a bearing block; 703. installing a base block; 8. positioning a block; 9. installing a cavity; 10. a telescopic support column; 1001. a movable connecting seat; 1002. and (5) fastening a knob.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.
Example one
As shown in fig. 1, 2, 3, and 4, the utility model provides a mining single hydraulic prop with high stability, which comprises a base 1 and a cylinder 3, wherein a prop bottom cavity 2 is fixedly installed at the top of the base 1, the cylinder 3 is fixedly installed at the top of the prop bottom cavity 2, an extension 5 is fixedly installed inside the cylinder 3, an installation cavity 9 is fixedly installed on the front surface and the back surface of the cylinder 3, a telescopic supporting column 10 is movably installed inside the installation cavity 9, a movable connecting seat 1001 connected with the installation cavity 9 is fixedly installed on the telescopic supporting column 10, the movable connecting seat 1001 and the installation cavity 9 are installed through a limiting shaft, a fastening knob 1002 matched for use is arranged on the telescopic supporting column 10, positioning blocks 8 are fixedly installed at the tops of two sides of the cylinder 3, a sleeve seat 7 is fixedly installed at the top of the movable column 5, and bearing blocks 702 are fixedly installed at two sides of the sleeve seat 7, the bottom of the bearing block 702 is fixedly provided with a positioning screw 6 penetrating through the positioning block 8, and the positioning screw 6 below the positioning block 8 is fixedly provided with a positioning nut 601.
The working principle of the mining single hydraulic prop with high stability based on the embodiment 1 is as follows: a user installs and fixes a hydraulic prop to a prop bottom cavity 2 through a base 1, hydraulic telescopic operation of the prop is realized through the matching of a cylinder 3 and a plunger 5, a through positioning screw 6 is limited and fixed through a positioning block 8, the positioning screw 6 in an adjusted state is installed and fastened through a positioning nut 601, the hydraulic prop after being telescopic is limited and fixed, the hydraulic prop can be limited and fixed through occlusion and fixation among thread structures, the limit and fixation can be realized when the hydraulic prop is in fault or automatically descends, the fluctuation of the hydraulic prop in a short time is avoided, a good protection effect is achieved, secondary supporting and anchoring can be carried out after the hydraulic prop is installed through a telescopic supporting column 10 in an installation cavity 9, the situation that the bottom is distorted or broken due to overhigh bearing load during operation of the hydraulic prop can be further avoided or reduced, and the operation strength of the hydraulic prop is ensured, the service life of the whole is prolonged, the movable connecting seat 1001 is connected and installed, the telescopic supporting column 10 can be movably unfolded and stored in the installation cavity 9, and the adjustable telescopic supporting column 10 can be limited and fixed through the fastening knob 1002.
Example two
As shown in fig. 2, 3, 4, the utility model provides a high mining hydraulic prop of stability compares in embodiment one, and this embodiment still includes: the bottom of base 1 bonds there is the rubber gasket, and is equipped with the mounting hole that the cooperation was used on base 1, and the top fixed mounting of cover seat 7 has the installation roof that the cooperation was used, and evenly distributed has the installation nail 701 on the installation roof, and the cover is equipped with the relief valve 4 that the cooperation was used on the plunger 5, and is equipped with on the locating piece 8 with positioning screw 6 complex through-hole, the both sides of cover seat 7 all fixed mounting have with accept a 702 fixed connection's installation base block 703.
In this embodiment, increased the non-slip dynamics of base 1 bottom through the rubber gasket, can install fixedly with corresponding installation component hydraulic prop through the mounting hole, hydraulic prop can be convenient for bear the installation through the installation roof, can assist the installation roof to install fixedly hydraulic prop through installation nail 701, when mechanical breather valve breaks down through relief valve 4, this relief valve 4 just can replace mechanical breather valve to exhaust or bleed, the through-hole is convenient for running through of positioning screw 6, and positioning screw 6 does not have direct contact with the through-hole, be the receiving component through installation base block 703, realize that the mount between cover seat 7 and the receiving block 702 is fixed.
The above embodiments are merely some preferred embodiments of the present invention, and those skilled in the art can make various alternative modifications and combinations to the above embodiments based on the technical solution of the present invention and the related teachings of the above embodiments.
Claims (6)
1. The utility model provides a mining hydraulic prop that stability is high, includes base (1) and cylinder (3), its characterized in that: a pillar bottom cavity (2) is fixedly arranged at the top of the base (1), a cylinder (3) is fixedly arranged at the top of the pillar bottom cavity (2), a movable post (5) extending out is fixedly arranged inside the post body (3), the front surface and the back surface of the post body (3) are both fixedly provided with a mounting cavity (9), a telescopic supporting column (10) is movably arranged in the mounting cavity (9), the tops of the two sides of the column body (3) are fixedly provided with positioning blocks (8), the top of the plunger (5) is fixedly provided with a sleeve seat (7), both sides of the sleeve seat (7) are fixedly provided with a bearing block (702), the bottom of the bearing block (702) is fixedly provided with a positioning screw rod (6) which penetrates through the positioning block (8), and a positioning nut (601) is fixedly arranged on the positioning screw rod (6) below the positioning block (8).
2. The mining single hydraulic prop with high stability according to claim 1, is characterized in that: the bottom of the base (1) is bonded with a rubber gasket, and the base (1) is provided with a mounting hole matched for use.
3. The mining single hydraulic prop with high stability according to claim 1, is characterized in that: the telescopic supporting column is characterized in that a movable connecting seat (1001) connected with the mounting cavity (9) is fixedly mounted on the telescopic supporting column (10), the movable connecting seat (1001) and the mounting cavity (9) are mounted through a limiting shaft, and a fastening knob (1002) matched with the telescopic supporting column for use is arranged on the telescopic supporting column (10).
4. The mining single hydraulic prop with high stability according to claim 1, is characterized in that: the top of the sleeve seat (7) is fixedly provided with a mounting top plate which is matched with the sleeve seat for use, and mounting nails (701) are uniformly distributed on the mounting top plate.
5. The mining single hydraulic prop with high stability according to claim 1, is characterized in that: the safety valve (4) matched with the plunger (5) is sleeved on the plunger, and the positioning block (8) is provided with a through hole matched with the positioning screw rod (6).
6. The mining single hydraulic prop with high stability according to claim 1, is characterized in that: and mounting base blocks (703) fixedly connected with the bearing blocks (702) are fixedly mounted on two sides of the sleeve seat (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123235886.2U CN217300618U (en) | 2021-12-22 | 2021-12-22 | High-stability mining single hydraulic prop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123235886.2U CN217300618U (en) | 2021-12-22 | 2021-12-22 | High-stability mining single hydraulic prop |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217300618U true CN217300618U (en) | 2022-08-26 |
Family
ID=82921203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123235886.2U Active CN217300618U (en) | 2021-12-22 | 2021-12-22 | High-stability mining single hydraulic prop |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217300618U (en) |
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2021
- 2021-12-22 CN CN202123235886.2U patent/CN217300618U/en active Active
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