CN114439529A - Light hydraulic support - Google Patents
Light hydraulic support Download PDFInfo
- Publication number
- CN114439529A CN114439529A CN202210122889.5A CN202210122889A CN114439529A CN 114439529 A CN114439529 A CN 114439529A CN 202210122889 A CN202210122889 A CN 202210122889A CN 114439529 A CN114439529 A CN 114439529A
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- China
- Prior art keywords
- threaded rod
- base
- bevel gear
- threaded
- sliding plate
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- 230000001681 protective effect Effects 0.000 claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims description 10
- 230000002596 correlated effect Effects 0.000 claims 1
- 230000035945 sensitivity Effects 0.000 claims 1
- 238000005065 mining Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices
- E21D23/18—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices of advancing mechanisms
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Handcart (AREA)
Abstract
The invention discloses a light hydraulic support, and belongs to the field of hydraulic supports. A light hydraulic support comprises a base, wherein a protective shell is arranged at the upper end of the base, the front end of the protective shell is hinged with a box door, a buckle is fixedly connected to the box door, a clamping groove is fixedly connected to the front end of the protective shell, and the clamping groove is matched with the buckle; the base is fixedly provided with hydraulic equipment, and the hydraulic equipment is positioned in the protective shell; a sliding plate is arranged inside the bottom end of the base, and universal wheels are mounted at the lower end of the sliding plate; the sliding groove is formed in the left side wall of the base, the driving device is arranged in the sliding groove in a sliding mode, and the supporting device is arranged between the bottom end of the base and the upper end of the sliding plate.
Description
Technical Field
The invention relates to the technical field of hydraulic supports, in particular to a light hydraulic support.
Background
The hydraulic press is a machine which takes liquid as a working medium and is used for transmitting energy to realize various processes, the hydraulic press generally needs to be fixed on a corresponding support frame to work, at present, hydraulic support products are divided according to working face conditions and can be divided into a simple support for a common mining working face and a fully mechanized hydraulic support for a comprehensive mechanized coal mining working face, the development of the simple support is very fast in recent years, and a plurality of support types such as a sliding support, a suspension support, a combined support and the like are developed in succession, but the hydraulic press has some problems such as inconvenient flexible movement and incapability of being placed stably without being watched when the hydraulic press works in all environments.
Disclosure of Invention
The invention aims to solve the problems that the prior art is inconvenient to move flexibly and cannot be placed stably without being watched by people when working in all environments, and provides a light hydraulic support.
In order to achieve the purpose, the invention adopts the following technical scheme: a light hydraulic support comprises a base, wherein a protective shell is arranged at the upper end of the base, the front end of the protective shell is hinged with a box door, a buckle is fixedly connected to the box door, a clamping groove is fixedly connected to the front end of the protective shell and matched with the buckle, hydraulic equipment is conveniently protected by the protective shell, the box door is convenient to overhaul and replace the hydraulic equipment, and the clamping groove and the buckle are convenient to fix the box door and the protective shell; the base is fixedly provided with hydraulic equipment, and the hydraulic equipment is positioned in the protective shell; a sliding plate is arranged inside the bottom end of the base, and universal wheels are mounted at the lower end of the sliding plate; the slide rail device is characterized in that a sliding groove is formed in the left side wall of the base, a driving device is arranged in the sliding groove in a sliding mode, a supporting device is arranged between the bottom end of the base and the upper end of the sliding plate, and the supporting device is associated with the driving device.
Preferably, drive arrangement includes handle, pivot, bevel gear box, slider and spring, slider slidable mounting is in the spout and uses spring coupling between slider top surface center and the spout top, the left side wall of pivot perpendicular to base just runs through slider center and slider fixed connection, and the left end fixed mounting of pivot has the handle, the right-hand member of pivot and bevel gear box in left bevel gear fixed connection. Through adopting above-mentioned technical scheme, rotate the handle, drive the pivot and rotate, through the bevel gear box transmission to drive strutting arrangement operation.
Preferably, the supporting device comprises a first threaded rod, a straight threaded sleeve, a limiting block, a chain wheel, a chain, a supporting leg and a second threaded rod, the straight threaded sleeve is fixedly installed in the base and the sliding plate, the upper end of the first threaded rod is fixedly connected with a bevel gear at the lower end in the bevel gear box, the limiting block is fixedly installed at the upper end of the second threaded rod, and the supporting legs are fixedly installed at the lower ends of the first threaded rod and the second threaded rod; the upper parts of the first threaded rod and the second threaded rod penetrate through the base, the lower parts of the first threaded rod and the second threaded rod penetrate through the sliding plate and are connected with the base and the sliding plate through a straight threaded sleeve, and the straight threaded sleeve is matched with the first threaded rod and the second threaded rod; the chain wheel is fixedly installed in the middle of the first threaded rod and the second threaded rod, and the chain wraps the outer edge of the chain wheel and is tightly meshed with the chain wheel. By adopting the technical scheme, the first threaded rod rotates under the transmission influence of the bevel gear box to drive the chain wheel in the middle of the first threaded rod to rotate, and the chain wraps the outer edge of the chain wheel and is tightly meshed with the chain wheel, so that the chain wheel in the middle of the first threaded rod drives the chain wheel in the middle of the second threaded rod to rotate through the chain when the chain wheel in the middle of the first threaded rod rotates, so as to drive the second threaded rod to rotate; if the supporting legs are required to be folded to enable the universal wheels to be in contact with the ground, the handle is rotated in the opposite direction, the sliding block in the sliding groove also slides downwards when the supporting legs are lowered, the spring is pulled, and the pulling force generated by the spring is helpful for the sliding block to move upwards.
Preferably, the bevel gear installed at the right end of the rotating shaft is tightly meshed with the bevel gear installed at the upper end of the first threaded rod in the bevel gear box, the side wall of the box body of the bevel gear box is fixedly and rotatably connected with the first threaded rod and the second threaded rod, and the driving device is in linkage with the supporting device through transmission of the bevel gear set.
Compared with the prior art, the invention provides a light hydraulic support which has the following beneficial effects:
1. by designing the universal wheels matched with the sliding plate to be capable of ascending and descending, the switching between the working state and the moving state can be conveniently realized;
2. through the design of the driving device and the supporting device, the device can be stably placed when working on hard or soft ground without paying attention to the user all the time.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a top plan view of the sprocket portion of the present invention;
fig. 4 is a side view of the present invention.
In the figure: the device comprises a base 1, a protective shell 2, a box door 21, a hydraulic device 3, a sliding plate 4, a universal wheel 5, a driving device 6, a handle 61, a rotating shaft 62, a bevel gear box 63, a sliding block 64, a spring 65, a supporting device 7, a first threaded rod 71, a straight threaded sleeve 72, a limiting block 73, a chain wheel 74, a chain 75, a supporting leg 76, a second threaded rod 77 and a sliding chute 8.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
As shown in fig. 1-4, a light hydraulic support comprises a base 1, wherein a protective shell 2 is arranged at the upper end of the base 1, a box door 21 is hinged to the front end of the protective shell 2, a buckle is fixedly connected to the box door 21, a clamping groove is fixedly connected to the front end of the protective shell 2, the clamping groove is matched with the buckle, the protective shell 2 is convenient to protect a hydraulic device 3, the box door 21 is convenient to overhaul and replace the hydraulic device 3, and the clamping groove and the buckle are convenient to fix the box door 21 and the protective shell 2; the base 1 is fixedly provided with a hydraulic device 3, and the hydraulic device 3 is positioned inside the protective shell 2; a sliding plate 4 is arranged inside the bottom end of the base 1, and universal wheels 5 are mounted at the lower end of the sliding plate 4; the slide rail device is characterized in that a sliding groove 8 is formed in the left side wall of the base 1, a driving device 6 is installed in the sliding groove 8 in a sliding mode, a supporting device 7 is arranged between the bottom end of the base 1 and the upper end of the sliding plate 4, and the supporting device 7 is associated with the driving device 6.
Specifically, the driving device 6 includes a handle 61, a rotating shaft 62, a bevel gear box 63, a sliding block 64 and a spring 65, the sliding block 64 is slidably mounted in the sliding groove 8, the center of the top surface of the sliding block 64 is connected with the top end of the sliding groove 8 through the spring 65, the rotating shaft 62 is perpendicular to the left side wall of the base 1 and penetrates through the center of the sliding block 64 to be fixedly connected with the sliding block 64, the handle 61 is fixedly mounted at the left end of the rotating shaft 62, and the right end of the rotating shaft 62 is fixedly connected with a bevel gear at the left side in the bevel gear box 63. Through adopting above-mentioned technical scheme, rotate handle 61, drive pivot 62 and rotate, through the transmission of bevel gear case 63 to drive strutting arrangement 7 operation.
Specifically, the supporting device 7 comprises a first threaded rod 71, a straight threaded sleeve 72, a limiting block 73, a chain wheel 74, a chain 75, a supporting leg 76 and a second threaded rod 77, the straight threaded sleeve 72 is fixedly installed in the base 1 and the sliding plate 4, the upper end of the first threaded rod 71 is fixedly connected with a bevel gear at the inner lower end of the bevel gear box 63, the limiting block 73 is fixedly installed at the upper end of the second threaded rod 77, and the supporting leg 76 is fixedly installed at the lower ends of the first threaded rod 71 and the second threaded rod 77; the upper parts of the first threaded rod 71 and the second threaded rod 77 penetrate through the base 1, the lower parts of the first threaded rod 71 and the second threaded rod 77 penetrate through the sliding plate 4 and are connected with the base 1 and the sliding plate 4 through a straight threaded sleeve 72, and the straight threaded sleeve 72 is matched with the first threaded rod 71 and the second threaded rod 77; the chain wheel 74 is fixedly arranged in the middle of the first threaded rod 71 and the second threaded rod 77, and the chain 75 wraps the outer edge of the chain wheel 74 and is tightly meshed with the chain wheel 74. By adopting the technical scheme, under the transmission influence of the bevel gear box 63, the first threaded rod 71 rotates to drive the chain wheel 74 at the middle part of the first threaded rod 71 to rotate, and the chain 75 wraps the outer edge of the chain wheel 74 and is tightly meshed with the chain wheel 74, so that the chain wheel 74 at the middle part of the first threaded rod 71 drives the chain wheel 74 at the middle part of the three second threaded rods 77 to rotate through the chain 75 when rotating, thereby driving the second threaded rods 77 to rotate, because the first threaded rod 71 and the second threaded rods 77 are connected with the base 1 and the sliding plate 4 through the straight threaded sleeve 72, the first threaded rod 71 and the second threaded rod 77 move downwards along the direction vertical to the sliding plate 4 when rotating, the supporting feet 76 are put downwards, the supporting feet 76 capable of extending can ensure that the device can be stably supported even on wet and soft ground, the device can safely work, and meanwhile, the sliding plate 4 can be upwards retracted to ensure that the universal wheel 5 is not contacted with the ground, the function of supporting and fixing is achieved; when the supporting leg 76 is retracted and the universal wheel 5 is in contact with the ground, the handle 61 is rotated in the opposite direction, the sliding block 64 in the sliding groove 8 slides downwards when the supporting leg 76 is lowered, the spring 65 is pulled, and the sliding block 64 is assisted to move upwards by the pulling force generated by the spring 65.
Specifically, the bevel gear installed at the right end of the rotating shaft 62 is tightly meshed with the bevel gear installed at the upper end of the first threaded rod 71 in the bevel gear box 63, the side wall of the box body of the bevel gear box 63 is fixedly and rotatably connected with the first threaded rod 71 and the second threaded rod 77, and the driving device 6 is in linkage with the supporting device 7 through transmission of the bevel gear set.
The working principle is as follows: when a user uses the device, the device is pushed to a working position, then the handle 61 is rotated, the first threaded rod 71 is driven to rotate through the transmission of the rotating shaft 62 and the bevel gear box 63, the first threaded rod 71 rotates to drive the chain wheel 74 to rotate, and then the three second threaded rods 77 are driven to rotate through the meshing transmission of the chain 75 and the other three chain wheels 74, so that the first threaded rod 71 and the second threaded rods 77 rotate synchronously, the sliding plate 4 rises, meanwhile, the four threaded rods also descend, the supporting feet 76 extend out to contact with the bottom surface, and the device is stably supported to work; after use or when the working position is to be changed, the user rotates the handle 61 in the reverse direction, the supporting feet 76 are retracted, the universal wheel 5 is lowered to contact with the bottom surface, and the equipment can be pushed to change the position.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The utility model provides a light-duty hydraulic support, includes base (1), its characterized in that: the protective casing (2) is arranged at the upper end of the base (1), a box door (21) is hinged to the front end of the protective casing (2), a buckle is fixedly connected to the box door (21), a clamping groove is fixedly connected to the front end of the protective casing (2), the clamping groove is matched with the buckle, hydraulic equipment (3) is fixedly installed on the base (1), and the hydraulic equipment (3) is located inside the protective casing (2); a sliding plate (4) is arranged inside the bottom end of the base (1), and universal wheels (5) are mounted at the lower end of the sliding plate (4); spout (8) have been seted up to the left side wall of base (1), slidable mounting has drive arrangement (6) in spout (8), be equipped with strutting arrangement (7) between base (1) bottom and slide (4) upper end, strutting arrangement (7) are correlated with drive arrangement (6).
2. A lightweight hydraulic mount as set forth in claim 1, wherein: drive arrangement (6) include handle (61), pivot (62), bevel gear case (63), slider (64) and spring (65), slider (64) slidable mounting is in spout (8) and is connected with spring (65) between slider (64) top surface center and spout (8) top, pivot (62) perpendicular to base (1) left side wall just runs through slider (64) center and slider (64) fixed connection, and the left end fixed mounting of pivot (62) has handle (61), left bevel gear fixed connection in right-hand member and the bevel gear case (63) of pivot (62).
3. A lightweight hydraulic mount as set forth in claim 1, wherein: the supporting device (7) comprises a first threaded rod (71), a straight threaded sleeve (72), a limiting block (73), a chain wheel (74), a chain (75), a supporting leg (76) and a second threaded rod (77), the straight threaded sleeve (72) is fixedly installed in the base (1) and the sliding plate (4), the upper end of the first threaded rod (71) is fixedly connected with a bevel gear at the inner lower end of the bevel gear box (63), the upper end of the second threaded rod (77) is fixedly provided with the limiting block (73), and the lower ends of the first threaded rod (71) and the second threaded rod (77) are fixedly provided with the supporting leg (76); the upper parts of the first threaded rod (71) and the second threaded rod (77) penetrate through the base (1), the lower parts of the first threaded rod (71) and the second threaded rod (77) penetrate through the sliding plate (4), and are connected with the base (1) and the sliding plate (4) through a straight threaded sleeve (72), and the straight threaded sleeve (72) is matched with the first threaded rod (71) and the second threaded rod (77); the chain wheel (74) is fixedly installed in the middle of the first threaded rod (71) and the second threaded rod (77), and the chain (75) wraps the outer edge of the chain wheel (74) and is tightly meshed with the chain wheel (74).
4. A lightweight hydraulic mount as set forth in claims 2 and 3 wherein: the bevel gear installed at the right end of the rotating shaft (62) and the bevel gear installed at the upper end of the first threaded rod (71) are tightly meshed in the bevel gear box (63), and the side wall of the box body of the bevel gear box (63) is fixedly and rotatably connected with the first threaded rod (71) and the second threaded rod (77).
5. A lightweight hydraulic mount as set forth in claim 3 wherein: the straight thread sleeves (72) are provided with 8 corners which are distributed on the base (1) and the sliding plate (4), and the central lines of each pair of the upper straight thread sleeve and the lower straight thread sleeve (72) are positioned on the same vertical line.
6. A lightweight hydraulic mount as set forth in claim 3 wherein: the number of the first threaded rods (71) is 1, the number of the second threaded rods (77) is 3, and the first threaded rods (71) and the second threaded rods (77) are perpendicular to the plane of the base (1).
7. A lightweight hydraulic mount as set forth in claim 3 wherein: the first threaded rod (71) and the second threaded rod (77) are closely associated with the chain wheel (74) and the chain (75), so that the transmission sensitivity is ensured, and the transmission efficiency is improved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210122889.5A CN114439529A (en) | 2022-02-09 | 2022-02-09 | Light hydraulic support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210122889.5A CN114439529A (en) | 2022-02-09 | 2022-02-09 | Light hydraulic support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114439529A true CN114439529A (en) | 2022-05-06 |
Family
ID=81371585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210122889.5A Pending CN114439529A (en) | 2022-02-09 | 2022-02-09 | Light hydraulic support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114439529A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115199036A (en) * | 2022-08-22 | 2022-10-18 | 中国十七冶集团有限公司 | Anti-tilting device for mounting prefabricated part of prefabricated house and using method thereof |
-
2022
- 2022-02-09 CN CN202210122889.5A patent/CN114439529A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115199036A (en) * | 2022-08-22 | 2022-10-18 | 中国十七冶集团有限公司 | Anti-tilting device for mounting prefabricated part of prefabricated house and using method thereof |
| CN115199036B (en) * | 2022-08-22 | 2024-03-08 | 中国十七冶集团有限公司 | Anti-tilting device for installation of prefabricated building components of assembled house and application method of anti-tilting device |
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