CN209083301U - The anti-down bar of mining advanced pillar and support system - Google Patents
The anti-down bar of mining advanced pillar and support system Download PDFInfo
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- CN209083301U CN209083301U CN201821783888.0U CN201821783888U CN209083301U CN 209083301 U CN209083301 U CN 209083301U CN 201821783888 U CN201821783888 U CN 201821783888U CN 209083301 U CN209083301 U CN 209083301U
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- pillar
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- pull
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Abstract
The utility model relates to a kind of mining advanced anti-down bars of pillar, including pillar jointing clip connecting rod and at least two pillar jointing clips, pillar jointing clip is fixed on hydraulic prop, it is linked together between connected two pillar jointing clips by pillar jointing clip connecting rod, the both ends of pillar jointing clip connecting rod are detachably connected with corresponding pillar jointing clip respectively.The utility model has the following beneficial effects: solve the problems, such as that underground advance support used the anti-down safety coefficient of anti-barb low, inaesthetic in the past, the linearity of advance support pillar is improved, anti-down safety coefficient is greatly improved；Structure is simple, easy to use, and advanced pillar is linked together by rigid connection, once there is hydraulic prop leakage, pillar will not skew, simultaneously because the connection of anti-down bar, so that the linearity of pillar is greatly improved, the quality standardization for improving mine is horizontal.
Description
Technical field
The utility model relates to a kind of anti-down bar of mining advanced pillar and support systems, belong to Roadway Support Technology field.
Background technique
Currently, need to carry out advance support to tunnel, underground advance support used anti-down during underground construction in the past
Hook is anti-down, and which there are safety coefficients low, inaesthetic problem, once there is hydraulic prop leakage, hydraulic prop can skew, liquid
It presses support piston bar from dropping, causes lace beam to fall, to cause casualty accident.
Utility model content
According to the above-mentioned deficiencies in the prior art, technical problem to be solved by the utility model is: in order to solve the above problem
One of, a kind of anti-down bar of mining advanced pillar and support system are provided.
The mining advanced anti-down bar of pillar described in the utility model, it is characterised in that: including pillar jointing clip connecting rod
With at least two pillar jointing clips, pillar jointing clip is fixed on hydraulic prop, is connected between two pillar jointing clips
It is linked together by pillar jointing clip connecting rod, the both ends of pillar jointing clip connecting rod are connected with corresponding pillar respectively
Clip is detachably connected.
The pillar jointing clip includes clip monomer A and clip monomer B, clip monomer A and clip monomer B structure phase
Together, clip monomer A and clip monomer B are oppositely arranged, the both ends of clip monomer A and clip monomer B be respectively arranged with bolt hole A and
Bolt hole B.
The column jointing clip connecting rod includes pull mother bar and pull sub bar, and pull mother's bar is steel pipe, pull mother's bar
Internal diameter is slightly larger than the outer diameter of pull sub bar, and one end of pull sub bar is inserted into pull mother bar, is provided on the outer wall of pull mother's bar
Locking apparatus.
The locking apparatus includes anti-pumping fixture nut and anti-pumping fixing bolt, is offered on the outer wall of pull mother's bar for anti-
The through-hole that fixing bolt passes through is taken out, anti-pumping fixture nut, anti-pumping fixture nut and anti-pumping fixing bolt are coaxially arranged on through-hole
It is threadedly coupled, the anti-bottom end for taking out fixing bolt passes through pull mother bar and is pressed on the outer wall of pull sub bar.
The pull mother bar includes that the set body of rod, stud A and fixture nut A, the one end for covering the body of rod are provided with stud A, loop bar
Body is vertically arranged with stud A, and fixture nut A is threaded on stud A, and stud A is inserted into corresponding bolt hole B to be connected with pillar
Connect clamp connection.
The pull sub bar includes inserted link body, stud B and fixture nut B, and one end of inserted link body is provided with stud B, inserted link
Body is vertically arranged with stud B, and fixture nut B is threaded on stud B, and stud B is inserted into corresponding bolt hole A, inserted link body
It is inserted into loop bar body.
The set body of rod, stud A are welded to connect, and inserted link body, stud B are welded to connect.
The material of the pull sub bar is screw-thread steel.
The pillar jointing clip is steel band material.
A kind of support system, including hydraulic prop and the above-mentioned mining advanced anti-down bar of pillar.
Working principle of the utility model is: pillar jointing clip is fixed on hydraulic branch when staff installs advanced pillar
On column, pull mother bar and pull sub bar are nested together, the pillar that they are connected to two adjacent hydraulic props is connected
On clip, linearity is adjusted, will be fastened by fixture nut A, fixture nut B with corresponding pillar jointing clip, while will prevent
Fixing bolt fastening is taken out, prevents pumping rod from twitching.
Compared with prior art, the utility model has the following beneficial effects:
The anti-down bar of mining advanced pillar described in the utility model and support system, solve underground advance support made in the past
With the anti-down safety coefficient of anti-barb is low, inaesthetic problem, the linearity of advance support pillar, anti-down safety coefficient are improved
It is greatly improved；Structure is simple, easy to use, and advanced pillar is linked together by rigid connection, once there is liquid
Pillar leakage is pressed, pillar will not skew, simultaneously because the connection of anti-down bar, so that the linearity of pillar has obtained greatly mentioning
Height, the quality standardization for improving mine are horizontal.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structure enlargement diagram of pull mother's bar in Fig. 1；
Fig. 3 is the structure enlargement diagram of pull sub bar in Fig. 1.
In figure: 1, pillar jointing clip 1.1, clip monomer A 1.2, clip monomer B 1.3, bolt hole A 1.4, bolt
Hole B 2, pull mother bar 2.1, set the body of rod 2.2, stud A 2.3, fixture nut A 3, pull sub bar 3.1, inserted link body 3.2,
Stud B 3.3, fixture nut B 4, anti-pumping fixture nut 5, anti-pumping fixing bolt.
Specific embodiment
The utility model is described further with reference to the accompanying drawing:
Below by way of specific embodiment, the utility model is described in further detail, but not to limit the utility model, all
Within spirit of that invention and principle, any modification, equivalent replacement, improvement and so on should be included in the utility model
Within protection scope.
Embodiment one
As shown in Figure 1-3, the anti-down bar of the mining advanced pillar and support system, including pillar jointing clip connecting rod
With at least two pillar jointing clips 1, pillar jointing clip 1 is fixed on hydraulic prop, be connected two pillar jointing clips 1 it
Between linked together by pillar jointing clip connecting rod, the both ends of pillar jointing clip connecting rod respectively with corresponding pillar connect
Clip 1 is connect to be detachably connected.
In the present embodiment, the pillar jointing clip 1 includes clip monomer A1.1 and clip monomer B1.2, clip monomer
A1.1 is identical with clip monomer B1.2 structure, and clip monomer A1.1 and clip monomer B1.2 are oppositely arranged, clip monomer A1.1 and
The both ends of clip monomer B1.2 are respectively arranged with bolt hole A1.3 and bolt hole B1.4；The column jointing clip connecting rod includes taking out
Female bar 2 and pull sub bar 3 are drawn, pull mother bar 2 is steel pipe, and the internal diameter of pull mother bar 2 is slightly larger than the outer diameter of pull sub bar 3, pull
In one end insertion pull mother bar 2 of sub bar 3, locking apparatus is provided on the outer wall of pull mother bar 2；The locking apparatus includes anti-
Fixture nut 4 and anti-pumping fixing bolt 5 are taken out, the through-hole passed through for anti-pumping fixing bolt 5 is offered on the outer wall of pull mother bar 2,
Anti- pumping fixture nut 4 is coaxially arranged on through-hole, anti-pumping fixture nut 4 is threadedly coupled with anti-pumping fixing bolt 5, the fixed spiral shell of anti-pumping
The bottom end of bolt 5 passes through pull mother bar 2 and is pressed on the outer wall of pull sub bar 3；The pull mother bar 2 includes the set body of rod 2.1, stud
A2.2 and fixture nut A2.3, one end of the set body of rod 2.1 are provided with stud A2.2, and the set body of rod 2.1 and stud A2.2 is vertically arranged,
Fixture nut A2.3 is threaded on stud A2.2, stud A2.2 is inserted into corresponding bolt hole B 1.4 and pillar connection card
1 connection of hoop；The pull sub bar 3 includes inserted link body 3.1, stud B3.2 and fixture nut B3.3, and one end of inserted link body 3.1 is arranged
There is stud B3.2, inserted link body 3.1 is vertically arranged with stud B3.2, and fixture nut B3.3, stud are threaded on stud B3.2
B3.2 is inserted into corresponding bolt hole A1.3, in the insertion set body of rod 2.1 of inserted link body 3.1；The set body of rod 2.1, stud A2.2 weldering
It connects in succession, inserted link body 3.1, stud B3.2 are welded to connect；The material of the pull sub bar 3 is screw-thread steel；The pillar connection card
Hoop 1 is steel band material.
A kind of support system, including hydraulic prop and the above-mentioned mining advanced anti-down bar of pillar.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.This
The technical staff of industry is retouched in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
That states merely illustrates the principles of the invention, and on the premise of not departing from the spirit and scope of the utility model, the utility model can also
There are various changes and modifications, these various changes and improvements fall within the scope of the claimed invention.The utility model is wanted
Protection scope is asked to be defined by the appending claims and its equivalent thereof.
Claims (10)
1. a kind of mining advanced anti-down bar of pillar, it is characterised in that: including pillar jointing clip connecting rod and at least two pillars
Jointing clip (1), pillar jointing clip (1) are fixed on hydraulic prop, pass through branch between the two pillar jointing clips (1) that are connected
Column jointing clip connecting rod links together, the both ends of pillar jointing clip connecting rod respectively with corresponding pillar jointing clip
(1) it is detachably connected.
2. the mining advanced anti-down bar of pillar according to claim 1, it is characterised in that: pillar jointing clip (1) packet
Include clip monomer A(1.1) and clip monomer B(1.2), clip monomer A(1.1), clip identical with clip monomer B(1.2) structure
Monomer A(1.1) and clip monomer B(1.2) be oppositely arranged, clip monomer A(1.1) and clip monomer B(1.2) both ends set respectively
It is equipped with bolt hole A(1.3) and bolt hole B(1.4).
3. the mining advanced anti-down bar of pillar according to claim 2, it is characterised in that: the column jointing clip connecting rod packet
Pull mother bar (2) and pull sub bar (3) are included, pull mother bar (2) is steel pipe, and the internal diameter of pull mother bar (2) is slightly larger than pull sub bar
(3) one end insertion pull mother bar (2) of outer diameter, pull sub bar (3) is interior, and tightening dress is provided on the outer wall of pull mother bar (2)
It sets.
4. the mining advanced anti-down bar of pillar according to claim 3, it is characterised in that: the locking apparatus includes anti-takes out admittedly
Determine nut (4) and anti-pumping fixing bolt (5), offers on the outer wall of pull mother bar (2) and lead to for what anti-pumping fixing bolt (5) passed through
Hole is coaxially arranged with anti-pumping fixture nut (4) on through-hole, and anti-pumping fixture nut (4) is threadedly coupled with anti-pumping fixing bolt (5),
The anti-bottom end for taking out fixing bolt (5) passes through pull mother bar (2) and is pressed on the outer wall of pull sub bar (3).
5. the mining advanced anti-down bar of pillar according to claim 4, it is characterised in that: the pull mother bar (2) includes set
The body of rod (2.1), stud A(2.2) and fixture nut A(2.3), one end of the set body of rod (2.1) is provided with stud A(2.2), cover the body of rod
(2.1) be vertically arranged with stud A(2.2), stud A(2.2) on be threaded with fixture nut A(2.3), stud A(2.2) insertion
Corresponding bolt hole B(1.4) in connect with pillar jointing clip (1).
6. the mining advanced anti-down bar of pillar according to claim 5, it is characterised in that: the pull sub bar (3) includes inserting
The body of rod (3.1), stud B(3.2) and fixture nut B(3.3), one end of inserted link body (3.1) is provided with stud B(3.2), inserted link body
(3.1) be vertically arranged with stud B(3.2), stud B(3.2) on be threaded with fixture nut B(3.3), stud B(3.2) insertion
Corresponding bolt hole A(1.3) in, in inserted link body (3.1) the insertion set body of rod (2.1).
7. the mining advanced anti-down bar of pillar according to claim 6, it is characterised in that: the set body of rod (2.1), stud A
(2.2) it is welded to connect, inserted link body (3.1), stud B(3.2) it is welded to connect.
8. the mining advanced anti-down bar of pillar according to claim 7, it is characterised in that: the material of the pull sub bar (3)
For screw-thread steel.
9. the mining advanced anti-down bar of pillar according to claim 8, it is characterised in that: the pillar jointing clip (1) is
Steel band material.
10. a kind of support system, it is characterised in that: including hydraulic prop and as claim 1-9 is described in any item mining super
The anti-down bar of front standing pillar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821783888.0U CN209083301U (en) | 2018-10-31 | 2018-10-31 | The anti-down bar of mining advanced pillar and support system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821783888.0U CN209083301U (en) | 2018-10-31 | 2018-10-31 | The anti-down bar of mining advanced pillar and support system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209083301U true CN209083301U (en) | 2019-07-09 |
Family
ID=67121871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821783888.0U Active CN209083301U (en) | 2018-10-31 | 2018-10-31 | The anti-down bar of mining advanced pillar and support system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209083301U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112459812A (en) * | 2020-12-31 | 2021-03-09 | 山东里能鲁西矿业有限公司 | Combined single hydraulic prop |
-
2018
- 2018-10-31 CN CN201821783888.0U patent/CN209083301U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112459812A (en) * | 2020-12-31 | 2021-03-09 | 山东里能鲁西矿业有限公司 | Combined single hydraulic prop |
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