CN203008947U - Hydraulic support and bottom adjusting mechanism thereof - Google Patents
Hydraulic support and bottom adjusting mechanism thereof Download PDFInfo
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- CN203008947U CN203008947U CN 201220604359 CN201220604359U CN203008947U CN 203008947 U CN203008947 U CN 203008947U CN 201220604359 CN201220604359 CN 201220604359 CN 201220604359 U CN201220604359 U CN 201220604359U CN 203008947 U CN203008947 U CN 203008947U
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- hydraulic support
- connecting rod
- hinged
- pin
- hole
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Abstract
The utility model relates to the technical field of construction machinery, in particular to a hydraulic support and a bottom adjusting mechanism thereof. The hydraulic support bottom adjusting mechanism comprises a bottom adjusting beam, and further comprises a telescopic oil cylinder which is mounted on the outer side wall of a hydraulic support base and is telescopic in the direction parallel to the outer side wall of the hydraulic support base; and the hydraulic cylinder end part and the piston rod of the telescopic oil cylinder are respectively hinged with a first connecting rod and a second connecting rod which are respectively hinged with a first connecting part and a second connecting part of the bottom adjusting beam. According to the utility model, the telescopic oil cylinder telescopic in the direction parallel to the outer side wall of the base is fixed on the outer side wall of the hydraulic support base and two connecting rods are hinged with two telescopic ends of the telescopic oil cylinder and are respectively hinged with the bottom adjusting beam, so that the bottom adjusting beam can expand and contract along the expansion and contraction of the extension mechanism. Therefore, the bottom adjusting mechanism has the advantages of simple structure, low cost and small occupied space.
Description
Technical field
The utility model relates to technical field of engineering machinery, particularly relates to a kind of hydraulic support and end regulating mechanism thereof.
Background technology
At present, hydraulic support is the support apparatus of comprehensive mechanical coal mining, its major function is supporting stope top board, safeguard the working space of the equipment such as coal-winning machine and drag conveyor, existence due to seam inclination, often topple over, misplace between support and support, movable side protection plate adjusting position relation can be passed through in the top of support, and end regulating mechanism adjusting position relation need be passed through in the bottom of support.
End regulating mechanism is hydraulic support is realized position relationship between adjusting bracket in coal mining activity important mechanism.
In prior art at the bottom of hydraulic support regulating mechanism comprise that the front end that is arranged on base bottom transfers jack, the rear end to transfer very heavy top and bottom to transfer beam.
When needs were transferred frame, the forward and backward end, transferred jack to stretch out to hydraulic support both sides vertical direction simultaneously, namely realizes transferring holder function.
In prior art, there are the following problems:
1. jack is the critical elements in hydraulic support, and is expensive, arranges simultaneously two foundation accent jack, and the support cost is higher.
2. because arranging that simultaneously two foundation transfer jack, need to be than large space, this structure can't be implemented for Bracket in Thin Coal Seam.
Therefore, high for regulating mechanism cost at the bottom of existing hydraulic support, take up an area the large problem in space, be the technical barrier that those skilled in the art need to be resolved hurrily.
The utility model content
In view of this, the utility model is intended to propose a kind of hydraulic support and end regulating mechanism thereof, and is high with regulating mechanism cost at the bottom of separating existing hydraulic support, takes up an area the large problem in space.
On the one hand, the utility model provides regulating mechanism at the bottom of a kind of hydraulic support, comprises that the end transfers beam, also comprises:
Telescopic oil cylinder is used for being installed to the hydraulic support foundation lateral wall, and its flexible direction is parallel with described hydraulic support foundation lateral wall;
The hinged first connecting rod in hydraulic cylinder end of described telescopic oil cylinder; The hinged second connecting rod of the piston rod of described telescopic oil cylinder;
The described first connecting rod of telescopic oil cylinder and described second connecting rod are hinged on respectively the first connecting portion and second connecting portion of accent beam of the described end.
Further, described telescopic oil cylinder is to transfer jack in the end; Wherein,
The described end, transfer jack and the described end to transfer the setting of Liangping row, and it comprises for the parallel hydraulic cylinder of described hydraulic support foundation lateral wall and the piston rod that can stretch in hydraulic cylinder of being fixed to;
The hinged described first connecting rod in described hydraulic cylinder end; The hinged second connecting rod in described piston rod end.
Further, described first connecting rod is L shaped connecting rod, and the one end is hinged on described hydraulic cylinder end, and the other end is hinged on the described end and transfers the first connecting portion of beam; And/or,
Described second connecting rod is L shaped connecting rod, and the one end is hinged on described hydraulic cylinder piston rod end, and the other end is hinged on the described end and transfers the second connecting portion of beam.
Further, described hydraulic cylinder end is fixed with the first connector with the first pin-and-hole;
Described first connecting rod end is provided with the second connector with the second pin-and-hole;
Described the first connector and described the second connector are hinged by the bearing pin that runs through described the first pin-and-hole and described the second pin-and-hole;
Be inserted with D shape card in the stomidium of described bearing pin.
Further, described piston rod end is fixed with and is with the 3rd pin-and-hole joint among three members;
Described second connecting rod end is provided with the 4th connector with the 4th pin-and-hole;
Described joint among three members and described the 4th connector are hinged by the bearing pin that runs through described the 3rd pin-and-hole and described the 4th pin-and-hole;
Be inserted with D shape card in the stomidium of described bearing pin.
Further, to transfer beam be the channel-section steel structure the described end;
Described the first connecting portion and the second connecting portion are arranged in the groove of described channel-section steel.
Further, described the first connecting portion and described the second connecting portion are symmetrical arranged.
Further, described the first connecting portion comprises the installing hole that is arranged on described channel-section steel;
The other end of described first connecting rod is provided with the 5th connector with the 5th pin-and-hole;
Described the first connecting portion and described first connecting rod are hinged by the bearing pin that runs through described installing hole and described the 5th pin-and-hole;
Be inserted with D shape card in the stomidium of described bearing pin.
According on the other hand of the present utility model, the utility model also provides a kind of hydraulic support, and the chassis outer side wall of described hydraulic support is respectively arranged with regulating mechanism at the bottom of the described hydraulic support of above-mentioned any one.
Compared with prior art, the beneficial effects of the utility model:
A kind of hydraulic support that the utility model provides and end regulating mechanism thereof, regulating mechanism at the bottom of this hydraulic support comprises end accent beam, also comprises: telescopic oil cylinder, be used for being installed to the hydraulic support foundation lateral wall, its flexible direction is parallel with described hydraulic support foundation lateral wall; The hinged first connecting rod in hydraulic cylinder end of described telescopic oil cylinder; The hinged second connecting rod of the piston rod of described telescopic oil cylinder; Described first connecting rod and described second connecting rod are hinged on respectively the first connecting portion and second connecting portion of accent beam of the described end.By fix a telescopic oil cylinder that flexible direction is parallel with the chassis outer side wall at the hydraulic support foundation lateral wall, and at hinged two connecting rods of two telescopic ends of telescopic oil cylinder, two connecting rod respectively hinged end accent beams, so that end accent beam can launch with the flexible realization of telescoping mechanism and shrink, the utility model is simple in structure, cost is low, and the occupation of land space is little.
Description of drawings
Fig. 1 is the front view that in the utility model embodiment, the end transfers beam not launch;
Fig. 2 is the lateral view of Fig. 1;
Fig. 3 is the front view that in the utility model embodiment, the end transfers beam to launch;
Fig. 4 is the lateral view of Fig. 3.
Description of reference numerals: 1, hydraulic support; 11, lateral wall; 2, jack is transferred at the end; 21, hydraulic cylinder; 22, piston rod; 3, beam is transferred at the end; 31, the first connecting portion; 4, bearing pin; 5, L shaped connecting rod.
The specific embodiment
In order to make those skilled in the art understand better the technical solution of the utility model, the utility model is described in further detail below in conjunction with the drawings and specific embodiments.Should be pointed out that to be only explanation to specific embodiment to the description of concrete structure and description order in this part, should not be considered as that protection domain of the present utility model is had any restriction.
The utility model provides regulating mechanism at the bottom of a kind of hydraulic support, as shown in figures 1 and 3, comprises that the end transfers beam 3, also comprises: telescopic oil cylinder, be used for being installed to hydraulic support 1 chassis outer side wall 11, and its flexible direction is parallel with described hydraulic support 1 chassis outer side wall 11; The hinged first connecting rod in hydraulic cylinder end of telescopic oil cylinder; The hinged second connecting rod of piston rod 22 of described telescopic oil cylinder; First connecting rod and described second connecting rod are hinged on respectively the first connecting portion 31 and second connecting portion of accent beam 3 of the described end.
Wherein, as long as can realize the present invention by flexible telescopic oil cylinder parallel with the chassis outer side wall.
As shown in figures 1 and 3, the preferred telescopic oil cylinder of the utility model is to transfer jack 2 in the end; Wherein, the end, transfer jack 2 and the end to transfer beam 3 to be arranged in parallel, and it comprises for the parallel hydraulic cylinder 21 that is fixed to described hydraulic support 1 chassis outer side wall 11 and can be at the interior flexible piston rod 22 of hydraulic cylinder 21; The hinged described first connecting rod in hydraulic cylinder 21 ends; The described piston rod 22 hinged second connecting rods in end.By only using a hydraulic jack, then hydraulic jack is fixed on lateral wall, drive two connecting rods by hydraulic jack and take exercises, and and then do to shrink and launch by two connecting rods drive end accent beams 3 and move.
Preferably, as shown in figures 1 and 3, first connecting rod is L shaped connecting rod 5, and the one end is hinged on described hydraulic cylinder 21 ends, and the other end is hinged on the described end and transfers the first connecting portion 31 of beam 3; Second connecting rod and described the first syndeton are basic identical, are also L shaped connecting rod 5, by transferring beam 3 in the hinged hydraulic jack of L shaped connecting rod 5 and the end, can make end accent beam stretch and shrink more convenient.
Wherein, as shown in figures 1 and 3, the cylinder barrel syndeton of first connecting rod and hydraulic jack is, hydraulic cylinder 21 ends are fixed with is with first pin-and-hole the first connector; The first connecting rod end is provided with the second connector with the second pin-and-hole; The first connector and described the second connector are hinged by the bearing pin 4 that runs through described the first pin-and-hole and described the second pin-and-hole; Be inserted with D shape card (not shown) in the stomidium of described bearing pin 4.
Wherein, as shown in figures 1 and 3, piston rod 22 syndetons of second connecting rod and hydraulic jack are, piston rod 22 ends are fixed with the joint among three members with the 3rd pin-and-hole; Described second connecting rod end is provided with the 4th connector with the 4th pin-and-hole; Described joint among three members and described the 4th connector are hinged by the bearing pin 4 that runs through described the 3rd pin-and-hole and described the 4th pin-and-hole; Be inserted with D shape card (not shown) in the stomidium of described bearing pin 4.
In addition, as shown in figures 1 and 3, it is the channel-section steel structure that beam 3 is transferred at the described end; The first connecting portion 31 and the second connecting portion are arranged in the groove of described channel-section steel.The first connecting portion 31 is symmetrical arranged with described the second connecting portion.Wherein, the syndeton of first connecting rod and the first connecting portion 31 is that the first connecting portion 31 comprises the installing hole that is arranged on described channel-section steel; The other end of first connecting rod is provided with the 5th connector with the 5th pin-and-hole; The first connecting portion 31 is hinged by the bearing pin 4 that runs through described installing hole and described the 5th pin-and-hole with described first connecting rod; Be inserted with D shape card (not shown) in the stomidium of bearing pin 4.Second connecting rod is similar with the syndeton of the first connecting portion 31 to above-mentioned first connecting rod to the syndeton of the second connecting portion, does not repeat them here.
The below describes the utility model in detail with the course of work of the present utility model:
As depicted in figs. 1 and 2, this end regulating mechanism mainly transfers jack 2, the end to transfer beam 3, L shaped connecting rod 5, bearing pin 4, D shape card to form the end of by.The end, transfer jack 2 to be arranged in the outside of base 1, transfers beam 3 to be arranged in parallel the end of with.Cylinder barrel bottom and piston rod 22 tops of end accent jack 2 are hinged with an end of L shaped connecting rod 5 by bearing pin 4; The other end of L shaped connecting rod 5 transfers beam 3 hinged by bearing pin 4 and the end, at last D shape card is penetrated in the stomidium hole of bearing pin 4, whole mechanism is fixed, as shown in Figure 1, the end, transfer the piston rod 22 of jack to stretch out, drive the position that L shaped connecting rod 5 is recovered to close lateral wall 11, and and then transfer beam 3 to be recovered to the position of close lateral wall 11 at the end.
As shown in Figure 3 and Figure 4, the end, is when transferring the piston rod 22 of jack 2 to regain, L shaped connecting rod 5 is promoted away from lateral wall 11, and then transfer beam 3 to be pushed outwardly to position away from lateral wall 11 at the end, when at the bottom of adjacent two stands, regulating mechanism all is in this position, transfer beam just to be in contact with one another effect at the bottom of its sides adjacent, two an adjacent supports wherein stent support coal top itself are fixed, he just can transfer beam to adjust another support the end of by like this, thereby has realized the end conditioning function of regulating mechanism at the bottom of hydraulic support and hydraulic support.
According on the other hand of the present utility model, the utility model also provides a kind of hydraulic support, and the chassis outer side wall of described hydraulic support is respectively arranged with regulating mechanism at the bottom of above-mentioned hydraulic support.
Because above-mentioned hydraulic support has above-mentioned technique effect, therefore, be provided with that the hydraulic support of regulating mechanism also should possess corresponding technique effect at the bottom of this hydraulic support, its specific implementation process is similar to the above embodiments, does not hereby give unnecessary details.
The above is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (9)
1. regulating mechanism at the bottom of a hydraulic support comprises that the end transfers beam (3), it is characterized in that: also comprise:
Telescopic oil cylinder is used for being installed to hydraulic support (1) chassis outer side wall (11), and its flexible direction is parallel with described hydraulic support (1) chassis outer side wall (11);
The hinged first connecting rod in hydraulic cylinder end of described telescopic oil cylinder; The hinged second connecting rod of the piston rod of described telescopic oil cylinder (22);
Described first connecting rod and described second connecting rod are hinged on respectively the first connecting portion (31) and second connecting portion of described end accent beam (3).
2. regulating mechanism at the bottom of hydraulic support as claimed in claim 1 is characterized in that: described telescopic oil cylinder is to transfer jack (2) in the end; Wherein,
The described end, transfer jack (2) and the described end to transfer beam (3) to be arranged in parallel, and it comprises for the parallel hydraulic cylinder (21) of described hydraulic support (1) chassis outer side wall (11) and the piston rod (22) that can stretch in hydraulic cylinder (21) of being fixed to;
The hinged described first connecting rod in described hydraulic cylinder (21) end; The hinged second connecting rod in described piston rod (22) end.
3. regulating mechanism at the bottom of hydraulic support as claimed in claim 2, it is characterized in that: described first connecting rod is L shaped connecting rod (5), the one end is hinged on described hydraulic cylinder (21) end, and the other end is hinged on the described end and transfers first connecting portion (31) of beam (3); And/or described second connecting rod is L shaped connecting rod (5), and the one end is hinged on described hydraulic cylinder piston rod (22) end, and the other end is hinged on the described end and transfers the second connecting portion of beam (3).
4. regulating mechanism at the bottom of hydraulic support as claimed in claim 3 is characterized in that: described hydraulic cylinder (21) end is fixed with the first connector with the first pin-and-hole;
Described first connecting rod end is provided with the second connector with the second pin-and-hole;
Described the first connector and described the second connector are hinged by the bearing pin (4) that runs through described the first pin-and-hole and described the second pin-and-hole;
Be inserted with D shape card in the stomidium of described bearing pin (4).
5. regulating mechanism at the bottom of hydraulic support as claimed in claim 4 is characterized in that: described piston rod (22) end is fixed with is with the 3rd pin-and-hole joint among three members;
Described second connecting rod end is provided with the 4th connector with the 4th pin-and-hole;
Described joint among three members and described the 4th connector are hinged by the bearing pin (4) that runs through described the 3rd pin-and-hole and described the 4th pin-and-hole;
Be inserted with D shape card in the stomidium of described bearing pin (4).
6. as regulating mechanism at the bottom of the described hydraulic support of claim 1-5 any one, it is characterized in that: the described end, transfer beam (3) to be the channel-section steel structure;
Described the first connecting portion (31) and the second connecting portion are arranged in the groove of described channel-section steel.
7. regulating mechanism at the bottom of hydraulic support as claimed in claim 6 is characterized in that: described the first connecting portion (31) is symmetrical arranged with described the second connecting portion.
8. regulating mechanism at the bottom of hydraulic support as claimed in claim 7, it is characterized in that: described the first connecting portion (31) comprises the installing hole that is arranged on described channel-section steel;
The other end of described first connecting rod is provided with the 5th connector with the 5th pin-and-hole;
Described the first connecting portion (31) is hinged by the bearing pin (4) that runs through described installing hole and described the 5th pin-and-hole with described first connecting rod;
Be inserted with D shape card in the stomidium of described bearing pin (4).
9. a hydraulic support, is characterized in that, the chassis outer side wall of described hydraulic support is respectively arranged with as regulating mechanism at the bottom of the described hydraulic support of claim 1-8 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220604359 CN203008947U (en) | 2012-11-14 | 2012-11-14 | Hydraulic support and bottom adjusting mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220604359 CN203008947U (en) | 2012-11-14 | 2012-11-14 | Hydraulic support and bottom adjusting mechanism thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203008947U true CN203008947U (en) | 2013-06-19 |
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ID=48600553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220604359 Expired - Fee Related CN203008947U (en) | 2012-11-14 | 2012-11-14 | Hydraulic support and bottom adjusting mechanism thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203008947U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104018859A (en) * | 2014-05-12 | 2014-09-03 | 山东鲁南装备制造有限公司 | Fixing mechanism for bottom regulating jack of low coal seam support frame |
| CN104879154A (en) * | 2015-06-17 | 2015-09-02 | 山东天晟煤矿装备有限公司 | Hydraulic support for bidirectional isolating paste filling at ends |
-
2012
- 2012-11-14 CN CN 201220604359 patent/CN203008947U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104018859A (en) * | 2014-05-12 | 2014-09-03 | 山东鲁南装备制造有限公司 | Fixing mechanism for bottom regulating jack of low coal seam support frame |
| CN104018859B (en) * | 2014-05-12 | 2016-03-23 | 山东能源重装集团鲁南装备制造有限公司 | Jack fixed mechanism is adjusted at the bottom of Bracket in Thin Coal Seam |
| CN104879154A (en) * | 2015-06-17 | 2015-09-02 | 山东天晟煤矿装备有限公司 | Hydraulic support for bidirectional isolating paste filling at ends |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20130619 Termination date: 20161114 |