CN208870494U - A kind of operation safety guard bar device of underground coal mine - Google Patents
A kind of operation safety guard bar device of underground coal mine Download PDFInfo
- Publication number
- CN208870494U CN208870494U CN201821308255.4U CN201821308255U CN208870494U CN 208870494 U CN208870494 U CN 208870494U CN 201821308255 U CN201821308255 U CN 201821308255U CN 208870494 U CN208870494 U CN 208870494U
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- China
- Prior art keywords
- fixedly connected
- spreader
- column
- center pillar
- traveller
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Abstract
The utility model discloses a kind of operation safety guard bar devices of underground coal mine, including spreader, column, center pillar, upright bar, cross bar, expansion bracket and traveller, spreader left and right ends are fixedly connected with column, grafting cylinder and inserting column are provided on column lateral wall, column bottom end is fixedly connected with the supporting leg equipped with universal wheel, is fixedly connected with cross bar between the lower part of column；Center pillar and upright bar are fixedly connected between spreader and cross bar, center pillar lower part is inserted with being provided with, and is hinged with several expansion brackets at the top of spreader, expansion bracket upper end is slidably connected by sliding pin and traveller, traveller both ends are connected with support rod by spherical hinge, and the front of spreader is provided with support jack base；Guardrail is light and is provided with universal wheel carrying and short distance is facilitated to move；The setting that ground is inserted improves the stability of guardrail；Change expansion bracket and traveller height from the grafting of different support jack bases by the cylinder bolt of support rod lower end, to realize the adjustability of guardrail height；The utility model is practical reliable.
Description
Technical field
The utility model relates to the operation safety technical field of underground coal mine, the operation safeties of specifically a kind of underground coal mine
Guard bar device.
Background technique
Coal mine operation is because of separate ground, with a varied topography, bad environments, so being prone to accidents；As gas is quick-fried
Fried, mine collapses and takes a breath, and channel is unsmooth to cause the Frequent Accidents such as anthracemia not known；Coal mine operation safety with
It puts prevention first, wherein to some collapsings or being possible to collapsing underground channel, the unsmooth underground channel of exhaust ventilation and draining failure well
Lower channel etc. is discarded or safety barrier is arranged in Awaiting Overhaul underground channel, prevents personnel from entering, can effectively reduce the generation of accident.
But existing many coal mine operation safety barriers carry dismounting and inconvenience is moved in short distance, and blocking shield height can not
It adjusts；Therefore, those skilled in the art provide a kind of operation safety guard bar device of underground coal mine, to solve above-mentioned background technique
The problem of middle proposition.
Summary of the invention
The purpose of this utility model is to provide a kind of operation safety guard bar devices of underground coal mine, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides the following technical solutions:
A kind of operation safety guard bar device of underground coal mine, including spreader, column, expansion bracket and traveller, the spreader are left
Right both ends bottom is fixedly connected with column, is fixedly connected with grafting cylinder on right side uprights lateral wall, on the lateral wall of left side column
It is fixedly connected with inserting column, column bottom end is fixedly connected with supporting leg, is symmetrically arranged with universal wheel before and after supporting leg bottom, left and right
Two columns lower part between be fixedly connected with cross bar；The central bottom of the spreader is fixedly connected with center pillar, under center pillar
End is fixedly connected with cross bar, and center pillar lower part dorsal surface is inserted with having by hinge seat and pin-hinges, and ground is inserted lower end and inserted with being provided with
Pawl, the top of center pillar are fixedly connected with ground plug-in card button, and the left and right sides bottom of center pillar is fixedly connected with several upright bars, upright bar lower end
It is fixedly connected with cross bar, upright bar is symmetrically uniformly distributed about center pillar, and warning sign is fixedly connected in upright bar；At the top of the spreader
Several expansion brackets are hinged with, expansion bracket upper end is fixedly connected with sliding pin, and the sliding slot that sliding pin is arranged with traveller side is slidably connected, sliding
The leading flank of column left and right ends is provided with spherical hinge, and spherical hinge is fixedly connected with support rod, the lower end trailing flank setting of support rod
There is cylinder bolt, the front of spreader is provided with support jack base, and fixed jack seat bilateral symmetry is simultaneously uniformly distributed, the lower part of column
It is provided with fixed jack seat, the cylinder bolt of support rod lower end is adapted to support jack base and fixed jack seat.
As a further solution of the present invention: the expansion bracket is no less than three, it is evenly distributed, expansion bracket includes
The front side of preceding hinged pole and rear hinged pole, preceding hinged pole lower end and spreader upper surface is hinged, and preceding hinged pole upper end connects
The sliding slot that the sliding pin connect is provided with traveller leading flank is slidably connected, and rear hinged pole lower end and the rear side of spreader upper surface are hinged,
The sliding slot that the sliding pin of hinged pole upper end connection is provided with traveller trailing flank afterwards is slidably connected.
The sliding slot section is T-shaped as a further solution of the present invention, and two neighboring stretch is located on sliding slot
Position among contracting frame is provided with fixed baffle.
The spreader, column, center pillar, cross bar and upright bar are hollow gold as a further solution of the present invention,
Belong to square bar.
It is described as a further solution of the present invention, to support the jack being arranged on jack base and fixed jack seat
Diameter is more bigger than the cylinder pin diameter that support rod lower end is arranged.
Locked axis is provided on the universal wheel as a further solution of the present invention,.
As a further solution of the present invention, on the spreader, column, center pillar, cross bar, upright bar and warning sign
Post reflection plaster.
Compared with prior art, the utility model has the beneficial effects that
The utility model designs advantages of simple in structure, uses easy to operate, and practicability is very high, spreader,
Column, center pillar, cross bar and upright bar are hollow metal square bar, and guardrail supporting leg bottom is provided with universal wheel, therefore conveniently removes
Fortune and short distance are moved；Ground insert and ground insert pawl setting raising guardrail stability；By the cylinder bolt of support rod lower end with
The grafting of different support jack bases changes expansion bracket and traveller height, to realize the adjustability of guardrail height；This is practical
Novel practical is reliable
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the operation safety guard bar device of underground coal mine.
Fig. 2 is a kind of right view figure of the operation safety guard bar device of underground coal mine.
Fig. 3 is the sectional view of traveller in a kind of operation safety guard bar device of underground coal mine.
Fig. 4 is the spliced map of guardrail in a kind of operation safety guard bar device of underground coal mine.
In figure: hingedly being rolled over before 1- spreader, 2- column, 3- grafting cylinder, 4- traveller, 5- sliding slot, 6- sliding pin, 7- expansion bracket, 71-
Hinged pole, 8- spherical hinge, 9- support rod, 10- support jack base, 11- inserting column, 12- fixed jack seat, 13- after bar, 72-
Supporting leg, 14- universal wheel, 15- plug-in card button, 16- insert, to insert to 17- pawl, 18- cross bar, 19- upright bar, 20- center pillar, 21- alert
Show board.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1~4, in the utility model embodiment, a kind of operation safety guard bar device of underground coal mine, including cross
Column 1, column 2, expansion bracket 7 and traveller 4, the 1 left and right ends bottom of spreader are fixedly connected with column 2,2 outside of right side uprights
It is fixedly connected with grafting cylinder 3 on wall, inserting column 11 is fixedly connected on the lateral wall of left side column 2,2 bottom end of column is fixedly connected
There is supporting leg 13, universal wheel 14, fixed company between the lower part of two columns 2 of left and right are symmetrically arranged with before and after 13 bottom of supporting leg
It is connected to cross bar 18；The central bottom of the spreader 1 is fixedly connected with center pillar 20, and the lower end of center pillar 20 is fixedly connected with cross bar 18,
20 lower part dorsal surface of center pillar inserts 16 by hinge seat and pin-hinges with having, and ground inserts 16 lower ends insert pawl 17, center pillar 20 with being provided with
Top be fixedly connected with ground plug-in card button 15, the left and right sides bottom of center pillar 20 is fixedly connected with several upright bars 19, under upright bar 19
End is fixedly connected with cross bar 18, and upright bar 19 is symmetrically uniformly distributed about center pillar 20, and warning sign 21 is fixedly connected in upright bar 19；
Several expansion brackets 7 are hinged at the top of the spreader 1,7 upper end of expansion bracket is fixedly connected with sliding pin 6, and sliding pin 6 is set with 4 side of traveller
The sliding slot 5 set is slidably connected, and the leading flank of 4 left and right ends of traveller is provided with spherical hinge 8, and spherical hinge 8 is fixedly connected with support rod
9, the lower end trailing flank of support rod 9 is provided with cylinder bolt, and the front of spreader 1 is provided with support jack base 10, fixed jack seat
10 bilateral symmetries are simultaneously uniformly distributed, and the lower part of column 2 is provided with fixed jack seat 12, the cylinder bolt and branch of 9 lower end of support rod
It supports jack base 10 and fixed jack seat 12 is adapted to；
The expansion bracket 7 is no less than three, is evenly distributed, and expansion bracket 7 includes preceding hinged pole 71 and rear hinged pole
72, the front side of preceding hinged 71 lower end of pole and 1 upper surface of spreader is hinged, the sliding pin 6 and traveller 4 of preceding hinged 71 upper end of pole connection
The sliding slot 5 that leading flank is provided with is slidably connected, and rear hinged 72 lower end of pole and the rear side of 1 upper surface of spreader are hinged, rear hinged pole
The sliding slot 5 that the sliding pin 6 of upper end connection is provided with 4 trailing flank of traveller is slidably connected；
5 section of sliding slot be it is T-shaped, the position among two neighboring expansion bracket 7 is located on sliding slot 5 and is provided with fixed gear
Plate prevents 6 sliding scale of sliding pin excessive；
The spreader 1, column 2, center pillar 20, cross bar 18 and upright bar 19 are hollow metal square bar, light-weight, are conveniently moved
And disassembly；
The jack diameter being arranged on the support jack base 10 and fixed jack seat 12 is than the circle that support rod lower end is arranged
Column pin diameter is bigger, facilitates the two grafting；
Locked axis is provided on the universal wheel 14；
It (is picture in figure that reflection plaster is posted on the spreader 1, column 2, center pillar 20, cross bar 18, upright bar 19 and warning sign 21
Out)；
The working principle of the utility model is:
The utility model relates to a kind of operation safety guard bar devices of underground coal mine, in use, allowing the left and right of multiple guardrails
Inserting column 11 and grafting cylinder 3 on two columns 2 are alternately plugged in together, guardrail length required for assembling, and dismounting is simple
It is convenient；It is light since spreader 1, column 2, center pillar 20, cross bar 18 and upright bar 19 are hollow metal square bar, and guardrail supporting leg
13 bottoms are provided with universal wheel 14, therefore carrying and short distance is facilitated to move；When in use, 16 Hes are inserted in the ground being arranged on center pillar 20
Ground inserts pawl 17 and lands, and improves the stability of guardrail, when not used, ground is inserted 16 is buckled in ground plug-in card button 15 and pack up；To increase shield
Column blocks shield height, is lifted traveller 4, and expansion bracket 7 can be slided in sliding slot 5 by sliding pin 6 and then to be extended, and traveller 4 is lifted to
After appropriate height, pass through the jack being arranged on the cylinder bolt and support jack base 10 of two 9 lower ends of support rod setting of left and right
It is plugged in together, so that the support of the height and position of expansion bracket 7 and traveller 4 is fixed, while the cylinder bolt grafting of 9 lower end of support rod
Jack on different support jack bases 10, corresponding different height；When packing up expansion bracket 7 and traveller 4, allow under support rod 9
The cylinder bolt at end and the jack grafting on fixed jack seat 12, can fix, facilitate carrying；The utility model is practical reliable.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
1. a kind of operation safety guard bar device of underground coal mine, including spreader (1), column (2), expansion bracket (7) and traveller (4),
It is characterized in that, spreader (1) the left and right ends bottom is fixedly connected with column (2), it is fixed on right side uprights (2) lateral wall to connect
It is connected to grafting cylinder (3), is fixedly connected on the lateral wall of left side column (2) inserting column (11), column (2) bottom end is fixedly connected with
Supporting leg (13), supporting leg (13) bottom front and back is symmetrically arranged with universal wheel (14), between the lower part of two columns (2) of left and right
It is fixedly connected with cross bar (18)；The central bottom of the spreader (1) is fixedly connected with center pillar (20), the lower end of center pillar (20) and cross
Bar (18) is fixedly connected, and center pillar (20) lower part dorsal surface inserts (16) by hinge seat and pin-hinges with having, and (16) lower end is inserted on ground
It inserts with being provided with pawl (17), the top of center pillar (20) is fixedly connected with ground plug-in card button (15), the left and right sides bottom of center pillar (20)
It is fixedly connected with several upright bars (19), upright bar (19) lower end is fixedly connected with cross bar (18), and upright bar (19) is right about center pillar (20)
What is claimed is uniformly distributed, and warning sign (21) are fixedly connected in upright bar (19)；Several expansion brackets are hinged at the top of the spreader (1)
(7), expansion bracket (7) upper end is fixedly connected with sliding pin (6), and the sliding slot (5) that sliding pin (6) is arranged with traveller (4) side is slidably connected,
The leading flank of traveller (4) left and right ends is provided with spherical hinge (8), and spherical hinge (8) is fixedly connected with support rod (9), support rod (9)
Lower end trailing flank be provided with cylinder bolt, the front of spreader (1) is provided with support jack base (10), and fixed jack seat (12) is left
Right symmetrical and be uniformly distributed, the lower part of column (2) is provided with fixed jack seat (12), the cylinder bolt of support rod (9) lower end with
Support jack base (10) and fixed jack seat (12) adaptation.
2. a kind of operation safety guard bar device of underground coal mine according to claim 1, which is characterized in that the expansion bracket
(7) three are no less than, is evenly distributed, expansion bracket (7) includes preceding hinged pole (71) and rear hinged pole (72), preceding hinged folding
Bar (71) lower end and the front side of spreader (1) upper surface are hinged, the sliding pin (6) of preceding hinged pole (71) upper end connection and traveller (4)
The sliding slot (5) that leading flank is provided with is slidably connected, and rear hinged pole (72) lower end and the rear side of spreader (1) upper surface are hinged, rear to cut with scissors
The sliding slot (5) that the sliding pin (6) that pole upper end connects is provided with traveller (4) trailing flank is connect to be slidably connected.
3. a kind of operation safety guard bar device of underground coal mine according to claim 1, which is characterized in that the sliding slot
(5) section is T-shaped, and two neighboring expansion bracket (7) intermediate position is located on sliding slot (5) and is provided with fixed baffle.
4. a kind of operation safety guard bar device of underground coal mine according to claim 1, which is characterized in that the spreader
(1), column (2), center pillar (20), cross bar (18) and upright bar (19) are hollow metal square bar.
5. a kind of operation safety guard bar device of underground coal mine according to claim 1, which is characterized in that the support is inserted
The jack diameter being arranged in hole seat (10) and fixed jack seat (12) is more bigger than the cylinder pin diameter that support rod lower end is arranged.
6. a kind of operation safety guard bar device of underground coal mine according to claim 1, which is characterized in that the universal wheel
(14) locked axis is provided on.
7. a kind of operation safety guard bar device of underground coal mine according to claim 1, which is characterized in that the spreader
(1), reflection plaster is posted on column (2), center pillar (20), cross bar (18), upright bar (19) and warning sign (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821308255.4U CN208870494U (en) | 2018-08-14 | 2018-08-14 | A kind of operation safety guard bar device of underground coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821308255.4U CN208870494U (en) | 2018-08-14 | 2018-08-14 | A kind of operation safety guard bar device of underground coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208870494U true CN208870494U (en) | 2019-05-17 |
Family
ID=66464560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821308255.4U Expired - Fee Related CN208870494U (en) | 2018-08-14 | 2018-08-14 | A kind of operation safety guard bar device of underground coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208870494U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110886500A (en) * | 2019-11-09 | 2020-03-17 | 上海建工四建集团有限公司 | Construction method of height-adjustable safety barrier device |
| CN111058790A (en) * | 2019-12-13 | 2020-04-24 | 吴岩 | Mine wellhead protection device for mine hoist |
-
2018
- 2018-08-14 CN CN201821308255.4U patent/CN208870494U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110886500A (en) * | 2019-11-09 | 2020-03-17 | 上海建工四建集团有限公司 | Construction method of height-adjustable safety barrier device |
| CN110886500B (en) * | 2019-11-09 | 2022-06-28 | 上海建工四建集团有限公司 | Construction method of height-adjustable safety barrier device |
| CN111058790A (en) * | 2019-12-13 | 2020-04-24 | 吴岩 | Mine wellhead protection device for mine hoist |
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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: 20190517 Termination date: 20210814 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |