CN209228399U - A kind of coal mine step type hydraulic shock-absorption bracket - Google Patents
A kind of coal mine step type hydraulic shock-absorption bracket Download PDFInfo
- Publication number
- CN209228399U CN209228399U CN201821953687.0U CN201821953687U CN209228399U CN 209228399 U CN209228399 U CN 209228399U CN 201821953687 U CN201821953687 U CN 201821953687U CN 209228399 U CN209228399 U CN 209228399U
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- Prior art keywords
- rack
- plate
- bracket
- connecting plate
- shock
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Abstract
The utility model discloses a kind of coal mine step type hydraulic shock-absorption brackets, including rack plate, the side of the rack plate is provided with shutter, the other side of the rack plate is provided with rack connecting plate far from the side of shutter, No.1 rotation axis is provided between the rack plate and rack connecting plate, support rod is provided on the inside of the rack connecting plate, the bottom end of the support rod is provided with support shaft, the lower end of the rack connecting plate is provided with bracket base, the upper end outer surface of the bracket base is provided with shock strut, the side of the shock strut is provided with hydraulic pump.A kind of coal mine described in the utility model step type hydraulic shock-absorption bracket, drive can be formed and guarantee that the exploitation of exploitation personnel is advanced, it can prevent from the rubble above mine hole from falling to hurt sb.'s feelings, it can make the stronger stabilization of the support in mine hole, this coal mine step type hydraulic shock-absorption bracket will bring better prospect of the application.
Description
Technical field
The utility model relates to hydraulic shock-absorption technical field, in particular to a kind of coal mine step type hydraulic shock-absorption bracket.
Background technique
With the continuous development and progress in epoch, people are increasingly influenced by science and technology in production and living, skill
Art changes the life style of the mankind, greatly improves production efficiency, in expiloration of coal mines and mining, people's usage mining machine
Device excavates the coal mine of underground, and a kind of device is needed to support mine hole, facilitates and carries out exploitation work, but bracket traditional in the past is not
There can be good anti-seismic performance, cannot stablize and support mine hole weight, the drive of a more convenient passage can not be formed
It advances, rubble above mine hole cannot be blocked fall and hurt sb.'s feelings, not can guarantee the life security of exploitation personnel, therefore we have proposed this
Kind coal mine step type hydraulic shock-absorption bracket.
Utility model content
The main purpose of the utility model is to provide a kind of coal mine step type hydraulic shock-absorption brackets, can effectively solve
The problems in background technique.
To achieve the above object, the technical solution that the utility model is taken are as follows:
A kind of coal mine step type hydraulic shock-absorption bracket, including rack plate, the side of the rack plate are provided with screening
The other side of baffle, the rack plate is provided with rack connecting plate, the rack plate and bracket far from the side of shutter
It is provided with No.1 rotation axis between connecting plate, support rod, the bottom end of the support rod are provided on the inside of the rack connecting plate
It is provided with support shaft, the lower end of the rack connecting plate is provided with bracket base, the upper end outer surface setting of the bracket base
There is shock strut, the side of the shock strut is provided with hydraulic pump, is provided with fixation between the rack plate and shutter
Connecting plate, one end of the fixed connecting plate are provided with connection shaft, and the upper end outer surface of the bracket base is close to hydraulic pump
Rear end be provided with hydraulic oil container.
Preferably, a side external surface of the shock strut is provided with hydraulic valve, between the shock strut and hydraulic valve
It is provided with mounting hole, the hydraulic valve is flexibly connected by mounting hole with shock strut, the number of the shock strut and hydraulic valve
Amount is two groups, and the shock strut is symmetrical about the transversely and horizontally centerline axis of bracket base with hydraulic valve.
Preferably, No. two rotation axis are provided between the rack connecting plate and bracket base, the rack connecting plate is logical
It crosses No. two rotation axis to be flexibly connected with bracket base, the rack plate is connected by No.1 rotation axis and rack connecting plate activity
It connects.
Preferably, the upper end of the hydraulic oil container is provided with oil outlet, is arranged between the hydraulic oil container and bracket base
There is fixed station, the hydraulic oil container is fixedly mounted on the upper end outer surface of bracket base by fixed station.
Preferably, benchboard is provided between the support shaft and bracket base, the support shaft passes through benchboard and branch
Frame pedestal is flexibly connected, and the support rod is flexibly connected by support shaft with benchboard, the quantity of the support rod and support shaft
It is two groups, the support rod is symmetrical about the transversely and horizontally centerline axis of bracket base with support shaft.
Preferably, the upper end of the shock strut is provided with flexible outer bar and flexible interior bar, and the shock strut is by stretching
Contracting outer bar, flexible interior bar are fixedly connected with rack plate, and interior bar of stretching, the quantity of flexible outer bar are two groups.
Preferably, the fixed connecting plate is flexibly connected by connecting shaft with shutter, the fixed connecting plate and branch
Welded plate is provided between frame top plate, the fixed connecting plate is fixedly connected by welded plate with rack plate, the top of support
Plate is flexibly connected by fixed connecting plate, connection shaft with shutter, the rack plate, shutter, rack connecting plate and branch
The outer surface of frame pedestal is provided with lines, and the quantity of lines is several groups.
Compared with prior art, the utility model has the following beneficial effects: coal mine step type hydraulic shock-absorption bracket,
Hydraulic oil in hydraulic oil container is injected to the lower end of shock strut by hydraulic pump, so that telescopic rod stretching is supported on rack plate
Lower end, greatly improve the damping performance of bracket using such hydraulic device, allow bracket is stable to support
Mine hole；And rotated by support shaft, so that they sup-port column holder connecting plate, so that rack connecting plate keeps certain angle
Degree, can form one in the lower end of rack plate can facilitate passage for the drive that exploitation personnel advance；By connecting shaft
Rotated in the lower end of fixed connecting plate so that shutter is close to mine hole upper end, can shelter from fallen from mine hole upper end it is broken
Stone guarantees that the safety of exploitation personnel, the effect used are more preferable relative to traditional approach.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of coal mine step type hydraulic shock-absorption bracket of the utility model；
Fig. 2 is a kind of partial view of coal mine step type hydraulic shock-absorption bracket of the utility model；
Fig. 3 is a kind of enlarged drawing of the A of coal mine step type hydraulic shock-absorption bracket of the utility model；
Fig. 4 is a kind of rear end view of coal mine step type hydraulic shock-absorption bracket of the utility model.
In figure: 1, rack plate；2, shutter；3, rack connecting plate；4, No.1 rotation axis；5, support rod；6, support shaft；
7, bracket base；8, shock strut；9, hydraulic valve；10, hydraulic pump；11, No. two rotation axis；12, fixed connecting plate；13, it connects
Shaft；14, hydraulic oil container；15, oil outlet.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
As shown in Figs 1-4, a kind of coal mine step type hydraulic shock-absorption bracket, including rack plate 1, the one of rack plate 1
Side is provided with shutter 2, and the other side of rack plate 1 is provided with rack connecting plate 3, rack plate 1 far from the side of shutter 2
No.1 rotation axis 4 is provided between rack connecting plate 3, the inside of rack connecting plate 3 is provided with support rod 5, the bottom of support rod 5
End is provided with support shaft 6, and the lower end of rack connecting plate 3 is provided with bracket base 7, and the upper end outer surface of bracket base 7 is provided with
Shock strut 8, the side of shock strut 8 are provided with hydraulic pump 10, are provided with and are fixedly connected between rack plate 1 and shutter 2
Plate 12, one end of fixed connecting plate 12 are provided with connection shaft 13, and the upper end outer surface of bracket base 7 is after hydraulic pump 10
End is provided with hydraulic oil container 14.
One side external surface of shock strut 8 is provided with hydraulic valve 9, and installation is provided between shock strut 8 and hydraulic valve 9
Hole, hydraulic valve 9 are flexibly connected by mounting hole with shock strut 8, and the quantity of shock strut 8 and hydraulic valve 9 is two groups, damping
Pillar 8 is symmetrical about the transversely and horizontally centerline axis of bracket base 7 with hydraulic valve 9；Rack connecting plate 3 and bracket base 7 it
Between be provided with No. two rotation axis 11, rack connecting plate 3 is flexibly connected by No. two rotation axis 11 with bracket base 7, rack plate 1
It is flexibly connected by No.1 rotation axis 4 with rack connecting plate 3；The upper end of hydraulic oil container 14 is provided with oil outlet 15, hydraulic oil container
Fixed station is provided between 14 and bracket base 7, hydraulic oil container 14 is fixedly mounted on outside the upper end of bracket base 7 by fixed station
Surface；Benchboard is provided between support shaft 6 and bracket base 7, support shaft 6 is flexibly connected by benchboard with bracket base 7,
Support rod 5 is flexibly connected by support shaft 6 with benchboard, and the quantity of support rod 5 and support shaft 6 is two groups, support rod 5 and branch
It is symmetrical about the transversely and horizontally centerline axis of bracket base 7 to support axis 6；The upper end of shock strut 8 is provided with flexible outer bar and stretches
Contracting interior bar, shock strut 8 be fixedly connected by flexible outer bar, flexible interior bar with rack plate 1, interior bar of stretching, outer bar of stretching
Quantity is two groups；Fixed connecting plate 12 is flexibly connected by connecting shaft 13 with shutter 2, fixed connecting plate 12 and rack plate
Welded plate is provided between 1, fixed connecting plate 12 is fixedly connected by welded plate with rack plate 1, and rack plate 1 passes through fixation
Connecting plate 12, connection shaft 13 are flexibly connected with shutter 2, rack plate 1, shutter 2, rack connecting plate 3 and bracket base 7
Outer surface be provided with lines, the quantity of lines is several groups.
It should be noted that the utility model is a kind of coal mine step type hydraulic shock-absorption bracket, when in use, user
By entering mine hole, bracket base 7 is placed in mine hole lower surface, rotation support shaft 6 makes support rod 5 support bracket connection
Plate 3, rack connecting plate 3 forms a stable angle under the rotation of No. two rotation axis 11, then passes through the rotation of No.1 rotation axis 4
So that rack plate 1 reaches level, the hydraulic oil in hydraulic oil container 14 is squeezed into damping by oil outlet 15 using hydraulic pump 10
The lower end of pillar 8 supports rack plate 1 so that flexible interior bar and flexible outer bar are stretched out, and keeps its holding horizontal, utilization is hydraulic
Equipment can make damping effect more preferable, so that bracket is more stable and firm, and pass through connection shaft using fixed connecting plate 12
13 rotations adjust shutter 2, it is made to block the top that bracket forms drive, prevent mine hole top rubble from pounding and fall, threaten exploitation people
Member's safety, it is more practical.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (7)
1. a kind of coal mine step type hydraulic shock-absorption bracket, including rack plate (1), it is characterised in that: the rack plate (1)
Side be provided with shutter (2), the other side of the rack plate (1) is provided with bracket far from the side of shutter (2) and connects
Fishplate bar (3) is provided with No.1 rotation axis (4), the rack connecting plate between the rack plate (1) and rack connecting plate (3)
(3) it is provided on the inside of support rod (5), the bottom end of the support rod (5) is provided with support shaft (6), the rack connecting plate (3)
Lower end be provided with bracket base (7), the upper end outer surface of the bracket base (7) is provided with shock strut (8), the damping
The side of pillar (8) is provided with hydraulic pump (10), is provided with fixed connecting plate between the rack plate (1) and shutter (2)
(12), one end of the fixed connecting plate (12) is provided with connection shaft (13), and the upper end outer surface of the bracket base (7) is leaned on
The rear end of nearly hydraulic pump (10) is provided with hydraulic oil container (14).
2. a kind of coal mine according to claim 1 step type hydraulic shock-absorption bracket, it is characterised in that: the shock strut
(8) a side external surface is provided with hydraulic valve (9), is provided with mounting hole between the shock strut (8) and hydraulic valve (9), institute
It states hydraulic valve (9) to be flexibly connected by mounting hole with shock strut (8), the shock strut (8) and the quantity of hydraulic valve (9) are equal
It is two groups, transversely and horizontally centerline axis of the shock strut (8) with hydraulic valve (9) about bracket base (7) is symmetrical.
3. a kind of coal mine according to claim 1 step type hydraulic shock-absorption bracket, it is characterised in that: the bracket connection
No. two rotation axis (11) are provided between plate (3) and bracket base (7), the rack connecting plate (3) passes through No. two rotation axis
(11) it is flexibly connected with bracket base (7), the rack plate (1) passes through No.1 rotation axis (4) and rack connecting plate (3) activity
Connection.
4. a kind of coal mine according to claim 1 step type hydraulic shock-absorption bracket, it is characterised in that: the hydraulic oil container
(14) upper end is provided with oil outlet (15), is provided with fixed station between the hydraulic oil container (14) and bracket base (7), described
Hydraulic oil container (14) is fixedly mounted on the upper end outer surface of bracket base (7) by fixed station.
5. a kind of coal mine according to claim 1 step type hydraulic shock-absorption bracket, it is characterised in that: the support shaft
(6) benchboard is provided between bracket base (7), the support shaft (6) is connected by benchboard and bracket base (7) activity
It connects, the support rod (5) is flexibly connected by support shaft (6) with benchboard, the quantity of the support rod (5) and support shaft (6)
It is two groups, transversely and horizontally centerline axis of the support rod (5) with support shaft (6) about bracket base (7) is symmetrical.
6. a kind of coal mine according to claim 1 step type hydraulic shock-absorption bracket, it is characterised in that: the shock strut
(8) upper end is provided with flexible outer bar and flexible interior bar, and the shock strut (8) passes through flexible outer bar, flexible interior bar and bracket
Top plate (1) is fixedly connected, and interior bar of stretching, the quantity of flexible outer bar are two groups.
7. a kind of coal mine according to claim 1 step type hydraulic shock-absorption bracket, it is characterised in that: described to be fixedly connected
Plate (12) is flexibly connected by connecting shaft (13) with shutter (2), between the fixed connecting plate (12) and rack plate (1)
It is provided with welded plate, the fixed connecting plate (12) is fixedly connected by welded plate with rack plate (1), the rack plate
(1) it is flexibly connected by fixed connecting plate (12), connection shaft (13) with shutter (2), the rack plate (1), shutter
(2), the outer surface of rack connecting plate (3) and bracket base (7) is provided with lines, and the quantity of lines is several groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821953687.0U CN209228399U (en) | 2018-11-26 | 2018-11-26 | A kind of coal mine step type hydraulic shock-absorption bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821953687.0U CN209228399U (en) | 2018-11-26 | 2018-11-26 | A kind of coal mine step type hydraulic shock-absorption bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209228399U true CN209228399U (en) | 2019-08-09 |
Family
ID=67504555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821953687.0U Expired - Fee Related CN209228399U (en) | 2018-11-26 | 2018-11-26 | A kind of coal mine step type hydraulic shock-absorption bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209228399U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112696219A (en) * | 2020-12-22 | 2021-04-23 | 榆林学院 | Underground engineering reconnaissance protection device |
| CN113482707A (en) * | 2021-07-19 | 2021-10-08 | 乔轻炳 | Impact-resistant supporting coal conveyor for fully mechanized mining face |
| GB2614918A (en) * | 2022-01-25 | 2023-07-26 | Caterpillar Inc | Roof support unit for a mining machine |
-
2018
- 2018-11-26 CN CN201821953687.0U patent/CN209228399U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112696219A (en) * | 2020-12-22 | 2021-04-23 | 榆林学院 | Underground engineering reconnaissance protection device |
| CN113482707A (en) * | 2021-07-19 | 2021-10-08 | 乔轻炳 | Impact-resistant supporting coal conveyor for fully mechanized mining face |
| CN113482707B (en) * | 2021-07-19 | 2024-04-26 | 乔轻炳 | Impact-resistant supporting coal conveyor for fully mechanized mining face |
| GB2614918A (en) * | 2022-01-25 | 2023-07-26 | Caterpillar Inc | Roof support unit for a mining machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190809 Termination date: 20201126 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |