CN209494578U - A kind of Safety of Coal Mine Production support frame - Google Patents
A kind of Safety of Coal Mine Production support frame Download PDFInfo
- Publication number
- CN209494578U CN209494578U CN201920080921.1U CN201920080921U CN209494578U CN 209494578 U CN209494578 U CN 209494578U CN 201920080921 U CN201920080921 U CN 201920080921U CN 209494578 U CN209494578 U CN 209494578U
- Authority
- CN
- China
- Prior art keywords
- coal mine
- wall
- threaded rod
- safety
- support frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of Safety of Coal Mine Production support frames, including cross bar, the left and right ends of the cross bar are machined with the first groove, the end of the thin bar is connected with bent frame, being rotatedly connected at the top of the outer wall of first threaded rod by bearing has iron, and the end stationary phase of the first support is connected with bent plate, and the end of the bent plate and the inner wall of bent frame fit, there are four iron ball, two braces to be rotatedly connected by the second pin shaft for the inner wall clearance fit of the sliding slot.The Safety of Coal Mine Production support frame, it is connected by the first threaded rod with cross bar screw thread, it is extended out so that bent frame 3 is separable, then passes through the cooperation of sliding slot, iron ball, brace, the second pin shaft, so that the distance between two support frames are adjustable, so that this support frame is more widely applied, suitable for different size of coal mine, and the gap worked as between coal mine and support frame is smaller, can reduce impact when collapsing, security risk is reduced, production cost is reduced.
Description
Technical field
The utility model relates to coal mine support frame technical field, specially a kind of Safety of Coal Mine Production support frame.
Background technique
Coal mine is the mankind in the region of the mining area exploitation coal resources rich in coal, is generally divided into underground mine and outdoor coal
Mine, China's overwhelming majority coal mine belong to underground mine, and coal mine is that the mankind are excavated when digging is rich in the geological stratification for having coal
Proportional space generally includes tunnel, well cave and face etc., in recent years, China to the exploitations of the mineral products such as coal mine increasingly
Frequently, but in current recovery process, there are still some hidden danger, traditional coal mine support frame can not be according to coal mine size and making
User's demand carries out extending out adjusting, is not suitable for coal mine of different sizes, can not change support frame and coal mine gap, and it is hidden to increase safety
Suffer from, wastes production cost, and traditional support frame structure is complicated, be not easy to install and produce.
Utility model content
The purpose of this utility model is to provide a kind of Safety of Coal Mine Production support frames, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the utility model provides the following technical solutions: a kind of Safety of Coal Mine Production support frame, packet
Cross bar is included, the left and right ends of the cross bar are machined with the first groove, and the inner wall clearance fit of first groove has thin bar, institute
The end for stating thin bar is connected with bent frame, and the internal whorl of the cross bar is connected with the first threaded rod, a left side for first threaded rod
Right two sides are connected with the first in command, and being rotatedly connected at the top of the outer wall of first threaded rod by bearing has iron, the iron
The left and right sides be rotatedly connected by the first pin shaft and have first support, the end stationary phase of the first support is connected with bent plate, institute
The inner wall of the end and bent frame of stating bent plate fits, and is machined with the second groove at the top of the song frame, second groove it is interior
Wall clearance fit has a square plate, and the outer wall bottom of the song frame is combined with riser by third groove gap, two risers
Inside is machined with sliding slot, and for the inner wall clearance fit of the sliding slot there are four iron ball, the outer wall of four iron balls is in cross two
Two is affixed there are two brace, and two braces are rotatedly connected by the second pin shaft.
Preferably, second support is connected at the top of the riser, the inside of the second support is turned by third pin shaft
Dynamic to be connected with snap-gauge, the inner right side of the snap-gauge is threaded with the second threaded rod, the left and right ends of second threaded rod
It is connected with second handle, is connected with round bump at the top of second threaded rod.
Preferably, fixture block is connected at left and right sides of the bottom of the iron.
Preferably, the affixed rubber sleeve of the outer wall of the first in command.
Preferably, the outer end of the second handle is connected with ball.
Preferably, the lower section of the round bump is equipped with round block, is fixed in one at the top of the bottom of the round block and riser
It rises.
Compared with prior art, the utility model has the beneficial effects that the Safety of Coal Mine Production support frame, passes through first
Threaded rod is connected with cross bar screw thread, and the first threaded rod is rotatedly connected by bearing and iron, extends out so that bent frame 3 is separable,
Pass through the cooperation of sliding slot, iron ball, brace, the second pin shaft again, so that the distance between two support frames are adjustable, so that this is propped up
Support is more widely applied, and is suitable for different size of coal mine, and when the gap between coal mine and support frame is smaller, when collapsing
Impact can be reduced, it is more stable, reduce security risk, reduce production cost, and this support frame structure is simple, be easily installed and
Production.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the left view structural representation of Fig. 1；
Fig. 3 is the connection relationship structural schematic diagram of cross bar, iron and square plate in Fig. 1；
Fig. 4 is the connection relationship structural schematic diagram of second support, snap-gauge and the second threaded rod in Fig. 2.
In figure: 1, riser, 2, third groove, 3, bent frame, 4, cross bar, the 5, first groove, 6, thin bar, the 7, first threaded rod,
8, bearing, 9, iron, the 10, first pin shaft, 11, first support, 12, bent plate, the 13, second groove, 14, square plate, 15, the first
Hand, 16, rubber sleeve, 17, fixture block, 18, sliding slot, 19, iron ball, 20, brace, the 21, second pin shaft, 22, second support, 23, third
Pin shaft, 24, snap-gauge, the 25, second threaded rod, 26, second handle, 27, round bump, 28, round block, 29, ball.
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.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of Safety of Coal Mine Production support frame, including
Cross bar 4, the left and right ends of cross bar 4 are machined with the first groove 5, and the inner wall clearance fit of the first groove 5 has thin bar 6, the first groove 5
So that the side-to-side movement in stress of thin bar 6, the end of thin bar 6 is connected with bent frame 3, and two bent 3 mirror images of frame are placed and inside top
It fits, the internal whorl of cross bar 4 is connected with the first threaded rod 7, and the left and right sides of the first threaded rod 7 is connected with the first in command
15, the first in command 15 makes the first threaded rod 7 be convenient for turning, the affixed rubber sleeve 16 of the outer wall of the first in command 15, rubber sleeve 16
For increasing the friction of 15 outer wall of the first in command, so that the first threaded rod 7 is easier to turn, at the top of the outer wall of the first threaded rod 7
Being rotatedly connected by bearing 8 has iron 9, and the top of bearing 8 is embedded in the bottom of iron 9, and the left and right sides of iron 9 passes through first
Pin shaft 10, which is rotatedly connected, first support 11, and the end stationary phase of first support 11 is connected with bent plate 12, the outer wall radian of bent plate 12
It is identical as the inner wall radian of bent frame 3, it is connected with fixture block 17 at left and right sides of the bottom of iron 9, fixture block 17 plays limit to bent plate 12
Position effect, the end of bent plate 12 and the inner wall of bent frame 3 fit, and the top of bent frame 3 is machined with the second groove 13, the second groove 13
Inner wall clearance fit have a square plate 14, square plate 14 enables two bent framves 3 in parallel to extending out from and the second groove 13 is to square plate
14 play position-limiting action, and there is riser 1 in the outer wall bottom of bent frame 3 by 2 clearance fit of third groove, and third groove 2 is located at riser 1
Top left side, the inside of two risers 1 is machined with sliding slot 18, and there are four iron ball 19, risers 1 for the inner wall clearance fit of sliding slot 18
Inside be machined with opening, the width of opening is less than the width of sliding slot 18, and the outer wall of four iron balls 19 is affixed two-by-two in cross
There are two brace 20, two braces 20 are rotatedly connected by the second pin shaft 21, between adjustable two risers 1 of the rotation of brace 20
Distance, the top of riser 1 are connected with second support 22, and the inside of second support 22 is rotatedly connected by third pin shaft 23 and has snap-gauge
24,24 pairs of snap-gauge bent framves 1 play position-limiting action, so that the outer wall of bent frame 3 and the inner wall of the second groove 2 fit closely, snap-gauge 24
Inner right side be threaded with the second threaded rod 25, the angle of the adjustable snap-gauge 24 of the rotation of the second threaded rod 25, the second spiral shell
The left and right ends of rasp bar 25 are connected with second handle 26, and second handle 26 makes the second threaded rod 25 be convenient for turning, second handle
26 outer end is connected with ball 29, and ball 29 plays position-limiting action to the hand of user, and the top of the second threaded rod 25 is connected with
Round bump 27, the lower section of round bump 27 are equipped with round block 28, and round block 28 is used to reduce the contact of round bump 27 with riser 1,
Device damage is reduced, the bottom of round block 28 and the top of riser 1 are fixed together.
First during installation, two risers 1 are placed in coal mine, pass through the inner wall of third groove 2 and the outer wall of bent frame 3
Clearance fit, bent frame 3 are plugged on the inside of riser 1, turn second handle 26 and drive the rotation of the second threaded rod 25, drive snap-gauge 24
It rotates counterclockwise, so that fitting closely for snap-gauge 24 and bent frame 3, gives the power of bent frame 3 to the right, so that bent frame 3 is more reinforced
It is fixed, then turn the first in command 15 and drive the rotation of the first threaded rod 7, it is connected by the first threaded rod 7 with 4 screw thread of cross bar, and first
Threaded rod 7 is rotatedly connected by bearing 8 with iron 9, so that the outer wall of bent plate 12 gives bent frame 3 outside power, it is recessed by second
The clearance fit of the clearance fit of slot 13 and square plate 14, the first groove 5 and thin bar 6 so that two bent framves 3 separate to extend out from,
So that this support frame can carry out extending out fine tuning, then the outer wall and 18 inner wall of sliding slot that pass through iron ball 19 according to user's demand
Clearance fit, two braces 20 are rotated in cross by the second pin shaft 21, so that the connection between two support frames is more stable,
Distance is adjustable, and multiple support frames form complete cycle structure by such connection.
In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ",
The orientation or position of the instructions such as " middle part ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends "
Setting relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, and
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore
It should not be understood as limiting the present invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ",
The terms such as " fixation ", " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or at one
Body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can
To be the interaction relationship of connection or two elements inside two elements, unless otherwise restricted clearly, for this field
Those of ordinary skill for, can understand the concrete meaning of above-mentioned term in the present invention as the case may be.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of Safety of Coal Mine Production support frame, including cross bar (4), it is characterised in that: the left and right ends of the cross bar (4) are equal
It is machined with the first groove (5), the inner wall clearance fit of first groove (5) has thin bar (6), and the end of the thin bar (6) is solid
It is connected to bent frame (3), the internal whorl of the cross bar (4) is connected with the first threaded rod (7), the left and right of first threaded rod (7)
Two sides are connected with the first in command (15), and being rotatedly connected at the top of the outer wall of first threaded rod (7) by bearing (8) has iron
(9), the left and right sides of the iron (9) is rotatedly connected by the first pin shaft (10) first support (11), the first support
(11) end stationary phase is connected with bent plate (12), and the end of the bent plate (12) and the inner wall of bent frame (3) fit, the song frame
(3) it is machined at the top of the second groove (13), the inner wall clearance fit of second groove (13) has square plate (14), the song frame
(3) outer wall bottom has riser (1) by third groove (2) clearance fit, is machined with sliding slot on the inside of two risers (1)
(18), the inner wall clearance fit of the sliding slot (18) is in cross there are four iron ball (19), the outer wall of four iron balls (19)
Affixed there are two brace (20) two-by-two, two braces (20) are rotatedly connected by the second pin shaft (21).
2. a kind of Safety of Coal Mine Production support frame according to claim 1, it is characterised in that: the top of the riser (1)
Portion is connected with second support (22), and the inside of the second support (22) is rotatedly connected by third pin shaft (23) and has snap-gauge
(24), the inner right side of the snap-gauge (24) is threaded with the second threaded rod (25), the left and right of second threaded rod (25)
Both ends are connected with second handle (26), are connected with round bump (27) at the top of second threaded rod (25).
3. a kind of Safety of Coal Mine Production support frame according to claim 1, it is characterised in that: the bottom of the iron (9)
Fixture block (17) are connected at left and right sides of portion.
4. a kind of Safety of Coal Mine Production support frame according to claim 1, it is characterised in that: the first in command (15)
The affixed rubber sleeve of outer wall (16).
5. a kind of Safety of Coal Mine Production support frame according to claim 2, it is characterised in that: the second handle (26)
Outer end be connected with ball (29).
6. a kind of Safety of Coal Mine Production support frame according to claim 2, it is characterised in that: the round bump (27)
Lower section be equipped with round block (28), be fixed together at the top of the bottom and riser (1) of the round block (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920080921.1U CN209494578U (en) | 2019-01-18 | 2019-01-18 | A kind of Safety of Coal Mine Production support frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920080921.1U CN209494578U (en) | 2019-01-18 | 2019-01-18 | A kind of Safety of Coal Mine Production support frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209494578U true CN209494578U (en) | 2019-10-15 |
Family
ID=68155580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920080921.1U Expired - Fee Related CN209494578U (en) | 2019-01-18 | 2019-01-18 | A kind of Safety of Coal Mine Production support frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209494578U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114000895A (en) * | 2021-05-07 | 2022-02-01 | 华北科技学院(中国煤矿安全技术培训中心) | Emergency support equipment and method |
-
2019
- 2019-01-18 CN CN201920080921.1U patent/CN209494578U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114000895A (en) * | 2021-05-07 | 2022-02-01 | 华北科技学院(中国煤矿安全技术培训中心) | Emergency support equipment and method |
| CN114000895B (en) * | 2021-05-07 | 2023-08-01 | 华北科技学院(中国煤矿安全技术培训中心) | Emergency supporting equipment and method |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191015 Termination date: 20200118 |