CN208416582U - It is a kind of convenient for fixed mine hydraulic support - Google Patents

Abstract

The utility model discloses a kind of convenient for fixed mine hydraulic support, including rack body and firm banking, the bracket lower surface of base plate of the rack body bottom has been bolted worm gear, the bracket bottom plate setting is on the fixed base, the four corners of the firm banking are welded with fixed ear, fixed drill rod is movably equipped in the fixed ear, worm screw is rotatably connected on the firm banking, it is fixed at the lower surface center of the worm gear with the top pin joint of short axle, bottom end and the position-arresting disk pin joint of the short axle are fixed.The fixation drill rod of the utility model is cooperated by screw thread and fixed ear, facilitate the fixation inside fixed drill rod insertion ground to firm banking, utilize the engagement between worm and wheel, driving arm bottom plate is rotated, the support orientation of rack body is adjusted, to adapt to the extension trend of drive, use is easy to operate, convenient environment device being fixed and is adapted in drive is conducive to the applicability for improving device.

Description

It is a kind of convenient for fixed mine hydraulic support

Technical field

The utility model belongs to hydraulic support device technical field, and in particular to a kind of convenient for the fixed hydraulic branch of mine Frame.

Background technique

Hydraulic support is the works for controlling coal working face mine pressure.Adopt the form effect carried other than face mine pressure On hydraulic support.

Such as application No. is the patents of CN200920096177.0, are in fully mechanized mining branch it discloses a kind of light hydraulic support Simplified on frame, the performance and functional requirement of coal face support should be met, also to make every effort to structure it is simple, it is small in size, Light-weight, transport, installation, dismounting is convenient, it is small to invest.Above-mentioned utility model light hydraulic support, including top beam and chassis, it is described Column is set between top beam and chassis, and column both ends are contacted respectively with top beam and chassis with spherical pair and hinged, including guide sleeve It is arranged with the guide sleeve linkage of guide rod perpendicular to top beam and chassis, guide sleeve bottom is fixed on chassis, guide rod lower part It is inserted into guide sleeve, guide rod upper center is contacted with bottom beam with spherical pair and hinged；The top beam front end hingedly before flip beam. Its structure is simple, light-weight, and transport, installation, its own stability is more preferable, small to floor pressure ratio Air holder, to three soft working face adaptability By force.

But above scheme has following defects that the placement angle due to hydraulic support in drive by mine in use The influence of road trend, could be fixed hydraulic support after needing to adjust the support angle of hydraulic support to specified orientation, Inconvenient adjustment supports orientation to above-mentioned apparatus when in use, to influence the fixation to hydraulic support, constrains production process.

Utility model content

The purpose of this utility model is to provide a kind of convenient for fixed mine hydraulic support, to solve above-mentioned background technique The problem of middle proposition.

To achieve the above object, the utility model provides the following technical solutions: it is a kind of convenient for fixed mine hydraulic support, Including rack body and firm banking, the bracket lower surface of base plate of the rack body bottom has been bolted worm gear, institute State the setting of bracket bottom plate on the fixed base, the four corners of the firm banking are welded with fixed ear, in the fixed ear It is movably equipped with fixed drill rod, worm screw, the worm and wheel engagement connection, the worm gear are rotatably connected on the firm banking Lower surface center at and the top pin joint of short axle fix, bottom end and the position-arresting disk pin joint of the short axle are fixed.

Preferably, the fixed ear is equipped with screw hole, and the surface of the fixed drill rod is equipped with screw thread, and the fixed drill rod is logical It crosses screw thread to connect with screw hole, the bottom end of the fixed drill rod is taper.

Preferably, one end of the worm screw is fixedly connected with regulating wheel.

Preferably, the firm banking upper surface is equipped with groove, and groove is stepped groove, the bracket bottom plate activity It is entrenched in the top of groove, the worm gear activity is entrenched in the lower part of groove.

Preferably, cylindrical roller, and the lower surface of bracket bottom plate are equipped between the lower surface and groove of the bracket bottom plate The track groove rolled for cylindrical roller is equipped with the upper surface on groove top.

Preferably, cylindrical roller, and the following table of worm gear are equipped between the lower surface of the worm gear and bottom portion of groove upper surface Face and bottom portion of groove upper surface are equipped with the track groove rolled for cylindrical roller.

Preferably, the short axle passes through the through-hole of bottom portion of groove, the upper surface of the position-arresting disk and the following table of firm banking Cylindrical roller is equipped between face, and the upper surface of position-arresting disk and the lower surface of firm banking are equipped with the rolling rolled for cylindrical roller Road slot.

Preferably, the lower surface of the firm banking is welded with non-slip process.

The technical effect and advantage of the utility model:

Firm banking is placed on the support surface, then fixed drill rod is cooperated by screw thread and fixed ear, will be fixed Drill rod is inserted into inside ground, completes the fixation to firm banking, later, by rotating regulating wheel, using between worm and wheel Engagement, driving arm bottom plate is rotated, is adjusted to the support orientation of rack body, to adapt to the extension of drive Trend can reduce the resistance when rotation of bracket bottom plate under the action of cylindrical roller, easy to adjust, after the completion of adjustment, then will Rack body expansion, is supported drive, and use is easy to operate, convenient to be fixed and be adapted in drive to device Environment, be conducive to improve device applicability, accelerate production process.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram convenient for fixed mine hydraulic support of the utility model；

Fig. 2 is a kind of firm banking schematic diagram of internal structure convenient for fixed mine hydraulic support of the utility model；

Fig. 3 is a kind of firm banking overlooking structure diagram convenient for fixed mine hydraulic support of the utility model；

Fig. 4 is a kind of worm gear present invention looks up structural representation convenient for fixed mine hydraulic support of the utility model.

In figure: 1 rack body, 2 firm bankings, 3 fixed drill rods, 4 regulating wheels, 5 fixed ears, 6 bracket bottom plates, 7 worm gears, 8 Worm screw, 9 non-slip process, 10 short axles, 11 position-arresting disks, 12 cylindrical rollers, 13 grooves, 14 through-holes.

Specific embodiment

Below in conjunction with the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear, complete Site preparation description, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments. Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts Every other embodiment, fall within the protection scope of the utility model.

As shown in Figs 1-4, a kind of convenient for fixed mine hydraulic support, including rack body 1 and firm banking 2, it is described 6 lower surface of bracket bottom plate of 1 bottom of rack body has been bolted worm gear 7, and the bracket bottom plate 6 is arranged in firm banking On 2, the four corners of the firm banking 2 are welded with fixed ear 5, and fixed drill rod 3, institute are movably equipped in the fixed ear 5 It states and is rotatably connected to worm screw 8 on firm banking 2, the worm screw 8 engages connection with worm gear 7, at the lower surface center of the worm gear 7 It is fixed with the top pin joint of short axle 10, bottom end and 11 pin joint of position-arresting disk of the short axle 10 are fixed.

The fixed ear 5 is equipped with screw hole, and the surface of the fixed drill rod 3 is equipped with screw thread, and the fixed drill rod 3 passes through spiral shell Line is connect with screw hole, and the bottom end of the fixed drill rod 3 is taper, by screw thread, can be rotated to fixed drill rod 3, thus Fixation drill rod 3 is squeezed into ore bed, firm banking 2 is fixed, meanwhile, it can be incited somebody to action by rotating backward fixed drill rod 3 Fixed drill rod 3 takes out, and facilitates fixed and disassembly.

One end of the worm screw 8 is fixedly connected with regulating wheel 4, using regulating wheel 4, can save work when driving worm screw 8 Firmly, to drive bracket bottom plate 6 to be rotated using worm screw 8 and the engagement driving worm gear 7 of worm gear 7, convenient for bracket The supporting angle of ontology 1 is adjusted.

2 upper surface of firm banking is equipped with groove 13, and groove 13 is stepped groove, 6 activity of bracket bottom plate It is entrenched in the top of groove 13,7 activity of worm gear is entrenched in the lower part of groove 13, can prevent bracket bottom plate 6 and worm gear 7 from sending out Raw lateral movement is conducive to the stability for improving rack body 1.

Between the lower surface and groove 13 of the bracket bottom plate 6 be equipped with cylindrical roller 12, and the lower surface of bracket bottom plate 6 and The upper surface on 13 top of groove is equipped with the track groove rolled for cylindrical roller 12, is rolled in track groove using cylindrical roller 12 It is dynamic, the frictional force between bracket bottom plate 6 and firm banking 2 can be reduced, abrasion is reduced.

Cylindrical roller 12, and the lower surface of worm gear 7 are equipped between 13 upper base surface of lower surface and groove of the worm gear 7 It is equipped with the track groove rolled for cylindrical roller 12 with 13 upper base surface of groove, can be reduced between worm gear 7 and groove 13 Frictional force is conducive to worm gear 7 and is rotated, and saves strength, convenient for adjusting.

The short axle 10 passes through the through-hole 14 of 13 bottom of groove, under the upper surface of the position-arresting disk 11 and firm banking 2 Cylindrical roller 12 is equipped between surface, and the upper surface of position-arresting disk 11 and the lower surface of firm banking 2 are equipped with and are used for cylindrical roller 12 track grooves rolled can prevent bracket bottom plate 6 from slipping, improve the stability of device under the action of position-arresting disk 11, Under the action of cylindrical roller 12, the rotary resistance of position-arresting disk 11 can be reduced, is conducive to the rotation of bracket base 6.

The lower surface of the firm banking 2 is welded with non-slip process 9, by non-slip process 9, can increase fixed bottom Frictional force between seat 2 and placed side prevents firm banking 2 from generating sliding and generating disengaging between seam face.

Specifically, firm banking 2 is placed on the support surface in use, transporting device to drive, then will fixed steel Pricker 3 is cooperated by screw thread with fixed ear 5, and fixed drill rod 3 is inserted into inside ground, the fixation to firm banking 2 is completed, it Afterwards, by rotating regulating wheel 4, using the engagement between worm screw 8 and worm gear 7, driving arm bottom plate 6 is rotated, to branch The support orientation of frame ontology 1 is adjusted, and to adapt to the extension trend of drive, under the action of cylindrical roller 12, can be reduced Resistance when bracket bottom plate 6 rotates, it is easy to adjust, after the completion of adjustment, then rack body 1 is unfolded, drive is supported, is made With easy to operate, convenient environment device being fixed and is adapted in drive is conducive to the applicability for improving device, Accelerate production process.

Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic It is equivalently replaced, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, It should be included within the scope of protection of this utility model.

Claims (8)

1. a kind of convenient for fixed mine hydraulic support, including rack body (1) and firm banking (2), it is characterised in that: described Bracket bottom plate (6) lower surface of rack body (1) bottom has been bolted worm gear (7), and bracket bottom plate (6) setting exists On firm banking (2), the four corners of the firm banking (2) are welded with fixed ear (5), movable on the fixed ear (5) It equipped with fixed drill rod (3), is rotatably connected to worm screw (8) on the firm banking (2), the worm screw (8) and worm gear (7) company of engagement It connects, is fixed at the lower surface center of the worm gear (7) with the top pin joint of short axle (10), the bottom end of the short axle (10) and limit Disk (11) pin joint is fixed.

2. according to claim 1 a kind of convenient for fixed mine hydraulic support, it is characterised in that: the fixed ear (5) It is equipped with screw hole, the surface of the fixed drill rod (3) is equipped with screw thread, and the fixed drill rod (3) is connect by screw thread with screw hole, institute The bottom end for stating fixed drill rod (3) is taper.

3. according to claim 1 a kind of convenient for fixed mine hydraulic support, it is characterised in that: the worm screw (8) One end is fixedly connected with regulating wheel (4).

4. according to claim 1 a kind of convenient for fixed mine hydraulic support, it is characterised in that: the firm banking (2) upper surface is equipped with groove (13), and groove (13) is stepped groove, and bracket bottom plate (6) activity is entrenched in groove (13) top, worm gear (7) activity are entrenched in the lower part of groove (13).

5. according to claim 4 a kind of convenient for fixed mine hydraulic support, it is characterised in that: the bracket bottom plate (6) cylindrical roller (12) are equipped between lower surface and groove (13), and the lower surface of bracket bottom plate (6) and groove (13) top Upper surface be equipped with for cylindrical roller (12) roll track groove.

6. according to claim 4 a kind of convenient for fixed mine hydraulic support, it is characterised in that: the worm gear (7) Cylindrical roller (12) are equipped between lower surface and groove (13) upper base surface, and the lower surface of worm gear (7) and groove (13) bottom Portion upper surface is equipped with the track groove rolled for cylindrical roller (12).

7. according to claim 4 a kind of convenient for fixed mine hydraulic support, it is characterised in that: the short axle (10) is worn The through-hole (14) of groove (13) bottom is crossed, is equipped between the upper surface of the position-arresting disk (11) and the lower surface of firm banking (2) Cylindrical roller (12), and the upper surface of position-arresting disk (11) and the lower surface of firm banking (2) are equipped with and roll for cylindrical roller (12) Dynamic track groove.

8. according to claim 1 a kind of convenient for fixed mine hydraulic support, it is characterised in that: the firm banking (2) lower surface is welded with non-slip process (9).