CN209339988U - A kind of adjustable coal mine hydraulic supporting of bearing area - Google Patents
A kind of adjustable coal mine hydraulic supporting of bearing area Download PDFInfo
- Publication number
- CN209339988U CN209339988U CN201822122088.0U CN201822122088U CN209339988U CN 209339988 U CN209339988 U CN 209339988U CN 201822122088 U CN201822122088 U CN 201822122088U CN 209339988 U CN209339988 U CN 209339988U
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- top beam
- bearing area
- coal mine
- base body
- connecting rod
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Abstract
The utility model discloses a kind of adjustable coal mine hydraulic supportings of bearing area, including base body, the base body side is fixed with push unit, multiple struts are connected at the top of the base body other side, the strut other end is connected with movable side protection plate, caving shield is fixedly connected on the inside of the movable side protection plate, multiple hydraulic cylinders are fixed in the middle part of the base body top surface, support shaft is provided at the top of the hydraulic cylinder, top beam is provided on the outside of the support shaft, the top beam is U-shaped structure, and the top beam is flexibly connected with the hydraulic cylinder by the support shaft, the top beam side is connect with the caving shield, the top beam inside top surface is fixed with adjustment component.Beneficial effect is: the utility model drives support plate stretching top beam by connecting rod and is caught in the mode lock link position between convex block by idler wheel to extend bearing area, the adjustment for realizing the bearing area to top beam and support plate composition, extends the use general context of device.
Description
Technical field
The utility model relates to coal mine ancillary equipment fields, and in particular to a kind of adjustable hydraulic pressure of the colliery branch of bearing area
Frame.
Background technique
Coal mine machinery refers to the mining machinery of the production processes such as the digging for being mainly used for coal mine, supporting, transport, washing.Coal mine
Machinery is used exclusively for the machinery of coal mining, other mining machineries is different from due to its specialty characteristics, hydraulic support is coal
One of mine equipment, hydraulic support are the works for controlling coal working face mine pressure.
Applicants have discovered that at least there is following technical problem in the prior art: the top beam specification of hydraulic support is solid at present
It is fixed, it adjust the bearing area fixation of hydraulic support can not, cause the use scope of hydraulic support limited.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of adjustable coal mine liquid of bearing area
Bracket is pressed, is fixed with solving the top beam specification of current hydraulic support in the prior art, the fixed nothing of the bearing area of hydraulic support is made
The technical problems such as method adjustment.Preferred technical solution is included through connecting rod band in many technical solutions provided by the utility model
Dynamic support plate stretches out top beam and is caught in the mode lock link position between convex block by idler wheel to extend bearing area, realizes
The technical effects such as the adjustment of bearing area that top beam and support plate are formed, elaboration as detailed below.
To achieve the above object, the utility model provides following technical scheme:
The adjustable coal mine hydraulic supporting of a kind of bearing area provided by the utility model, including base body, the pedestal
Ontology side is fixed with push unit, and multiple struts are connected at the top of the base body other side, and the strut other end connects
It is connected to movable side protection plate, caving shield is fixedly connected on the inside of the movable side protection plate, is fixed in the middle part of the base body top surface
Multiple hydraulic cylinders, the hydraulic cylinder top are provided with support shaft, and top beam is provided on the outside of the support shaft, and the top beam is U-shaped
Structure, and the top beam is flexibly connected with the hydraulic cylinder by the support shaft, the top beam side and the caving shield connect
It connects, the top beam inside top surface is fixed with adjustment component；
The adjustment component includes protective shell and connecting rod, and the protective shell is fixedly mounted on the top beam inside top surface, institute
It states and is transversely evenly distributed with multiple convex blocks on protective shell inner front wall and rear wall, be horizontally arranged in the protective shell described
Connecting rod, and the connecting rod stretches out the protective shell, described connecting rod one end is fixedly installed with support plate, described connecting rod the other end edge
Longitudinal direction offers mounting groove, pressure spring is provided in the mounting groove, the pressure spring both ends are connected with wheel carrier, the wheel by grab
It is provided with pin shaft on the inside of frame outer end, idler wheel, the idler wheel outer rim and the convex block EDGE CONTACT, and institute are provided on the pin shaft
State the radius that the gap between convex block is not less than the idler wheel.
The base body is passed through when in use by institute using a kind of above-mentioned adjustable coal mine hydraulic supporting of bearing area
It states push unit and is moved to coal mining region, bearing area is adjusted according to coal working face size to be supported, needs to extend branch
When supportting area, holds the connecting rod and drive the support plate is traversing to stretch out the top beam, the support plate stretches out face by itself
Long-pending variation is extended bearing area, while described in the connecting rod can be driven during traversing by the wheel carrier
Idler wheel rolls at the edge of the convex block, and when the idler wheel rolls to the highest point of the convex block, the pressure spring is compressed, and works as institute
After stating the highest point that idler wheel rolls across the convex block, the idler wheel is caught in the convex block by the compression travel that the pressure spring discharges itself
Between, thus when the support plate is adjusted in place, can be completed pair by the mode that the idler wheel is caught between the convex block
The locking of the support Board position, just realizes the adjustment of the bearing area to top beam and support plate composition in this way, extends dress
The top beam and the support plate top surface are directed at coal working face later, control the hydraulic cylinder by the use general context set
Work cooperates to jack up the top beam until contact coal working face, can pass through the top beam and institute later with the support shaft
Support plate is stated to carry out gentle support to coal working face.
Preferably, the quantity of the strut is two.
Preferably, the type of the movable side protection plate is that right angle is telescopic.
Preferably, the quantity of the hydraulic cylinder is two.
Preferably, the support plate top surface opens up anti-skid chequer, the mounting groove is through slot, the mounting groove and the pressure
Spring clearance fit.
Preferably, the compression travel of the pressure spring is not less than the profile elevations h of the convex block.
Preferably, the idler wheel exists in pairs, the idler wheel and the wheel carrier are riveted by the pin shaft activity.
Beneficial effect is: the utility model by connecting rod drive support plate stretch out top beam and by idler wheel be caught in convex block it
Between mode lock link position extend bearing area, realize the adjustment of the bearing area to top beam and support plate composition,
Extend the use general context of device.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is that the utility model faces exterior view；
Fig. 2 is that the utility model faces interior view；
Fig. 3 is that the utility model faces interior view；
Fig. 4 is that the utility model faces interior view.
The reference numerals are as follows:
1, top beam；2, support shaft；3, hydraulic cylinder；4, base body；5, push unit；6, caving shield；7, movable side protection plate；
8, strut；9, component is adjusted；901, support plate；902, connecting rod；903, protective shell；904, convex block；905, idler wheel；906, wheel carrier；
907, pin shaft；908, mounting groove；909, pressure spring.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
Shown in referring to figures 1-4, the utility model provides a kind of adjustable coal mine hydraulic supporting of bearing area, including bottom
Seat ontology 4,4 side of base body are fixed with push unit 5, are connected with multiple struts 8, strut 8 at the top of 4 other side of base body
The other end is connected with movable side protection plate 7, and caving shield 6 is fixedly connected on the inside of movable side protection plate 7, and 4 top surface of base body middle part is solid
Surely there are multiple hydraulic cylinders 3, support shaft 2 is provided at the top of hydraulic cylinder 3, top beam 1 is provided on the outside of support shaft 2, top beam 1 is U-shaped knot
Structure, and top beam 1 is flexibly connected with hydraulic cylinder 3 by support shaft 2,1 side of top beam is connect with caving shield 6, and 1 inside top surface of top beam is solid
Surely there is adjustment component 9；
Adjusting component 9 includes protective shell 903 and connecting rod 902, and protective shell 903 is fixedly mounted on 1 inside top surface of top beam, is protected
It is transversely evenly distributed with multiple convex blocks 904 in 903 inner front wall of shell and rear wall, is horizontally arranged with connecting rod in protective shell 903
902, and connecting rod 902 stretches out protective shell 903,902 one end of connecting rod is fixedly installed with support plate 901, and 902 the other end of connecting rod is along vertical
To mounting groove 908 is offered, pressure spring 909 is provided in mounting groove 908,909 both ends of pressure spring are connected with wheel carrier 906 by grab,
It is provided with pin shaft 907 on the inside of 906 outer end of wheel carrier, idler wheel 905,905 outer rim of idler wheel and 904 edge of convex block are provided on pin shaft 907
Contact, and the gap between convex block 904 is not less than the radius of idler wheel 905.
Preferably, the quantity of strut 8 is two, so set, convenient for being bonded pedestal sheet by multiple struts 8
Body 4 and caving shield 6.
The type of movable side protection plate 7 is that right angle is telescopic, so set, having good sealing convenient for movable side protection plate 7
Property prevents spoil from falling into movable side protection plate 7.
The quantity of hydraulic cylinder 3 is two, so set, convenient for carrying out supporting top beam 1 simultaneously from multiple positions.
901 top surface of support plate opens up anti-skid chequer, so set, convenient for promoting support plate 901 when supporting coal working face
Non-skid property, mounting groove 908 is through slot, mounting groove 908 and 909 clearance fit of pressure spring, so set, existing convenient for pressure spring 909
Free extension in mounting groove 908.
The compression travel of pressure spring 909 is not less than the profile elevations h of convex block 904, so set, can pass through convenient for idler wheel 905
The highest point of convex block 904.
Idler wheel 905 exists in pairs, and idler wheel 905 and wheel carrier 906 are riveted by 907 activity of pin shaft, so set, being convenient for idler wheel
905 freely roll at 906 edge of wheel carrier.
Using the above structure, when in use, base body 4 is moved to coal mining region by push unit 5, according to wait prop up
The coal working face size of support adjusts bearing area, when needing to extend bearing area, holds connecting rod 902 and drives support plate 901
Traversing stretching top beam 1, support plate 901 stretches out the variation of area by itself to be extended to bearing area, while connecting rod 902
Idler wheel 905 can be driven to roll at the edge of convex block 904 by wheel carrier 906 during traversing, when idler wheel 905 rolls to convex block
When 904 highest point, pressure spring 909 is compressed, and after idler wheel 905 rolls across the highest point of convex block 904, pressure spring 909 discharges itself
Idler wheel 905 is caught between convex block 904 by compression travel, to be caught in by idler wheel 905 convex when support plate 901 is adjusted in place
The locking to 901 position of support plate can be completed in mode between block 904, is just realized in this way to top beam 1 and 901 groups of support plate
At bearing area adjustment, extend the use general context of device, later by top beam 1 and 901 top surface of support plate alignment adopt
Coal working face, the control work of hydraulic cylinder 3 cooperate to jack up top beam 1 until contact coal working face, can lead to later with support shaft 2
It crosses top beam 1 and support plate 901 to carry out gentle support to coal working face.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
Claims (7)
1. a kind of adjustable coal mine hydraulic supporting of bearing area, including base body (4), it is characterised in that: the base body
(4) side is fixed with push unit (5), is connected with multiple struts (8), the strut at the top of base body (4) other side
(8) other end is connected with movable side protection plate (7), is fixedly connected with caving shield (6), the bottom on the inside of the movable side protection plate (7)
Seat is fixed with multiple hydraulic cylinders (3) in the middle part of ontology (4) top surface, is provided with support shaft (2), the branch at the top of the hydraulic cylinder (3)
It is provided with top beam (1) on the outside of support axis (2), the top beam (1) is U-shaped structure, and the top beam (1) and the hydraulic cylinder (3) are logical
The support shaft (2) flexible connection is crossed, top beam (1) side is connect with the caving shield (6), top inside the top beam (1)
Face is fixed with adjustment component (9)；
The adjustment component (9) includes protective shell (903) and connecting rod (902), and the protective shell (903) is fixedly mounted on the top
Beam (1) inside top surface is transversely evenly distributed with multiple convex blocks (904), institute on protective shell (903) inner front wall and rear wall
It states and is horizontally arranged with the connecting rod (902) in protective shell (903), and the connecting rod (902) stretches out the protective shell (903),
Described connecting rod (902) one end is fixedly installed with support plate (901), and described connecting rod (902) the other end offers installation along longitudinal direction
Slot (908), the mounting groove (908) is interior to be provided with pressure spring (909), and pressure spring (909) both ends are connected with wheel carrier by grab
(906), it is provided with pin shaft (907) on the inside of wheel carrier (906) outer end, is provided with idler wheel (905), institute on the pin shaft (907)
Idler wheel (905) outer rim and the convex block (904) EDGE CONTACT are stated, and the gap between the convex block (904) is not less than the rolling
Take turns the radius of (905).
2. the adjustable coal mine hydraulic supporting of a kind of bearing area according to claim 1, it is characterised in that: the strut (8)
Quantity be two.
3. the adjustable coal mine hydraulic supporting of a kind of bearing area according to claim 1, it is characterised in that: the active side shield
The type of plate (7) is that right angle is telescopic.
4. the adjustable coal mine hydraulic supporting of a kind of bearing area according to claim 1, it is characterised in that: the hydraulic cylinder
(3) quantity is two.
5. the adjustable coal mine hydraulic supporting of a kind of bearing area according to claim 1, it is characterised in that: the support plate
(901) top surface opens up anti-skid chequer, and the mounting groove (908) is through slot, the mounting groove (908) and the pressure spring (909) gap
Cooperation.
6. the adjustable coal mine hydraulic supporting of a kind of bearing area according to claim 1, it is characterised in that: the pressure spring
(909) compression travel is not less than the profile elevations h of the convex block (904).
7. the adjustable coal mine hydraulic supporting of a kind of bearing area according to claim 1, it is characterised in that: the idler wheel
(905) exist in pairs, the idler wheel (905) and the wheel carrier (906) are riveted by the pin shaft (907) activity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822122088.0U CN209339988U (en) | 2018-12-18 | 2018-12-18 | A kind of adjustable coal mine hydraulic supporting of bearing area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822122088.0U CN209339988U (en) | 2018-12-18 | 2018-12-18 | A kind of adjustable coal mine hydraulic supporting of bearing area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209339988U true CN209339988U (en) | 2019-09-03 |
Family
ID=67757526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822122088.0U Active CN209339988U (en) | 2018-12-18 | 2018-12-18 | A kind of adjustable coal mine hydraulic supporting of bearing area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209339988U (en) |
-
2018
- 2018-12-18 CN CN201822122088.0U patent/CN209339988U/en active Active
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