CN209510359U - Full maintenance hydraulic support - Google Patents

Full maintenance hydraulic support Download PDF

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Publication number
CN209510359U
CN209510359U CN201821979099.4U CN201821979099U CN209510359U CN 209510359 U CN209510359 U CN 209510359U CN 201821979099 U CN201821979099 U CN 201821979099U CN 209510359 U CN209510359 U CN 209510359U
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CN
China
Prior art keywords
cylinder
fixed
mounting plate
hydraulic support
hydraulic
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Active
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CN201821979099.4U
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Chinese (zh)
Inventor
张金凤
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Shenzhen Jiaansheng Technology Co Ltd
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Shenzhen Jiaansheng Technology Co Ltd
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Priority to CN201821979099.4U priority Critical patent/CN209510359U/en
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Publication of CN209510359U publication Critical patent/CN209510359U/en
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Abstract

The utility model discloses full maintenance hydraulic supports, including hydraulic support main body, the hydraulic support main body includes hydraulic cylinder, the hydraulic cylinder includes cylinder body and telescopic rod, maintenance device is fixed on the outside of the cylinder body, the maintenance device includes mounting plate, actuator, supporting element, transmission cylinder, support tube, clean cylinder, holddown spring and rubber ring, the mounting plate and transmission cylinder are socketed in the outside of cylinder body, and mounting plate is fixedly connected with cylinder body, the bottom end of the transmission cylinder is rotatablely connected by supporting element and mounting plate, the output end of the actuator is connect with transmission cylinder, the support tube is fixed on the top of transmission cylinder, this full maintenance hydraulic support, the dust on its surface can be cleared up before telescopic rod enters cylinder body by maintenance device, prevent dust from entering in cylinder body, to prevent pollution of the dust to cylinder body, subtract The frictional force of small telescopic rod opposing cylinder movement, extends the service life of hydraulic cylinder.

Description

Full maintenance hydraulic support
Technical field
The utility model relates to hydraulic support applied technical fields, specially safeguard hydraulic support entirely.
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.It in hydraulic support and adopts in the mechanical system that face country rock interacts, if each supporting member of hydraulic support closes Power and top plate act on the resultant force of the outer load on hydraulic support just same straight line, then it is very suitable to adopt face country rock to this for the hydraulic support It answers.
At work, due to containing a large amount of dust in the environment of working region, these dusts can be attached to hydraulic support On the telescopic rod of hydraulic cylinder, when telescopic rod is contracted in cylinder body, these dusts can pollute cylinder body, and increase flexible The frictional force of bar opposing cylinder movement, accelerates the abrasion of telescopic rod.For this purpose, it is proposed that safeguarding hydraulic support entirely.
Utility model content
The purpose of this utility model is to provide full maintenance hydraulic supports, to solve mentioned above in the background art ask Topic.
To achieve the above object, the utility model provides the following technical solutions: safeguarding hydraulic support, including hydraulic support entirely Ontology, the hydraulic support main body include hydraulic cylinder, and the hydraulic cylinder includes cylinder body and telescopic rod, and the outside of the cylinder body is fixed There is maintenance device, the maintenance device includes mounting plate, actuator, supporting element, transmission cylinder, support tube, removal of impurities cylinder, holddown spring And rubber ring, the mounting plate is socketed in the outside of cylinder body with transmission cylinder, and mounting plate is fixedly connected with cylinder body, the transmission The bottom end of cylinder is rotatablely connected by supporting element and mounting plate, and the output end of the actuator is connect with transmission cylinder, the support tube It is fixed on the top of transmission cylinder, and the inside of support tube is fixed by holddown spring and removal of impurities cylinder, the rubber ring, which is fixed on, to be removed The inside of miscellaneous cylinder, and the inside of rubber ring offsets with telescopic rod, the removal of impurities cylinder and rubber ring are semi-cylindrical structure.
Preferably, the supporting element includes mounting cylinder and spring bearing, the bottom end of the transmission cylinder by spring bearing with Mounting cylinder rotation connection, the mounting cylinder are fixed on a mounting board.
Preferably, the actuator includes driving motor, driving gear and driven gear, and the driving motor is fixed on peace In loading board, output shaft and the driving gear of the driving motor are fixed, and the driving gear engages connection with driven gear, described Driven gear is fixedly attached to the outside of transmission cylinder.
Preferably, the middle part of the holddown spring is equipped with reinforcing rod, and one end and the removal of impurities cylinder of the reinforcing rod are fixed, another Support tube is run through at end, and is slidably connected with support tube.
Preferably, the two sides of the holddown spring are symmetrically arranged with gag lever post, and the middle part of the support tube is equipped with fan-shaped through slot, One end of the gag lever post is fixed with removal of impurities cylinder, and the other end runs through fan-shaped through slot, and is slidably connected with fan-shaped through slot.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model can clear up the dust on its surface before telescopic rod enters cylinder body by maintenance device, It prevents dust from entering in cylinder body, to prevent dust to the pollution of cylinder body, reduces the friction of telescopic rod opposing cylinder movement Power extends the service life of hydraulic cylinder.
2, the middle part of the utility model holddown spring is equipped with reinforcing rod, and one end and the removal of impurities cylinder of reinforcing rod are fixed, the other end It is slidably connected through support tube, and with support tube, the intensity that support tube is connect with the cylinder that cleans is improved by reinforcing rod, it is therefore prevented that The bending of holddown spring.
3, the two sides of the utility model holddown spring are symmetrically arranged with gag lever post, and the middle part of support tube is equipped with fan-shaped through slot, limit One end of position bar is fixed with removal of impurities cylinder, and the other end runs through fan-shaped through slot, and is slidably connected with fan-shaped through slot, makes to remove by gag lever post Miscellaneous cylinder can remain vertical position, prevent removal of impurities cylinder from rotating relative to support tube.
Detailed description of the invention
Fig. 1 is the utility model overall structure diagram;
Fig. 2 is the utility model removal of impurities barrel structure schematic diagram;
Fig. 3 is a-quadrant enlarged drawing in Fig. 1;
Fig. 4 is a-quadrant profile in Fig. 1.
In figure: 1- hydraulic support main body;2- hydraulic cylinder;3- cylinder body;4- telescopic rod;5- maintenance device;6- mounting plate;7- drives Moving part;8- supporting element;9- transmission cylinder;10- support tube;11- removal of impurities cylinder;12- holddown spring;13- rubber ring;14- mounting cylinder; 15- spring bearing;16- driving motor;17- driving gear;18- driven gear;19- reinforcing rod;20- gag lever post;21- sector is logical Slot.
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: safeguarding hydraulic support, including hydraulic support sheet entirely Body 1, the hydraulic support main body 1 include hydraulic cylinder 2, and the hydraulic cylinder 2 includes cylinder body 3 and telescopic rod 4, the cylinder body 3 it is outer Side is fixed with maintenance device 5, the maintenance device 5 include mounting plate 6, actuator 7, supporting element 8, transmission cylinder 9, support tube 10, Clean cylinder 11, holddown spring 12 and rubber ring 13, and the mounting plate 6 is socketed in the outside of cylinder body 3 with transmission cylinder 9, and installs Plate 6 is fixedly connected with cylinder body 3, and the bottom end of the transmission cylinder 9 is rotatablely connected by supporting element 8 and mounting plate 6, the actuator 7 Output end connect with transmission cylinder 9, the support tube 10 is fixed on the top of transmission cylinder 9, and the inside of support tube 10 passes through pressure Tight spring 12 and removal of impurities cylinder 11 are fixed, and the rubber ring 13 is fixed on the inside of removal of impurities cylinder 11, and the inside of rubber ring 13 with stretch Contracting bar 4 offsets, and the removal of impurities cylinder 11 and rubber ring 13 are semi-cylindrical structure.
The supporting element 8 includes mounting cylinder 14 and spring bearing 15, the bottom end of the transmission cylinder 9 by spring bearing 15 with Mounting cylinder 14 is rotatablely connected, and the mounting cylinder 14 is fixed on mounting plate 6, transmission cylinder 9 can be made with respect to mounting plate by supporting element 8 6 rotations.
The actuator 7 includes driving motor 16, driving gear 17 and driven gear 18, and the driving motor 16 is fixed on On mounting plate 6, the output shaft and driving gear 17 of the driving motor 16 are fixed, and the driving gear 17 is nibbled with driven gear 18 Connection is closed, the driven gear 18 is fixedly attached to the outside of transmission cylinder 9, provides by actuator 7 rotation of rubber ring 13 Power.
The middle part of the holddown spring 12 is equipped with reinforcing rod 19, and one end of the reinforcing rod 19 and removal of impurities cylinder 11 are fixed, separately Support tube 10 is run through in one end, and is slidably connected with support tube 10, improves support tube 10 by reinforcing rod 19 and removal of impurities cylinder 11 connects The intensity connect, it is therefore prevented that the bending of holddown spring 12.
The two sides of the holddown spring 12 are symmetrically arranged with gag lever post 20, and the middle part of the support tube 10 is equipped with fan-shaped through slot 21, one end of the gag lever post 20 and removal of impurities cylinder 11 are fixed, and the other end runs through fan-shaped through slot 21, and slides and connect with fan-shaped through slot 21 It connects, makes removal of impurities cylinder 11 that can remain vertical position by gag lever post 20, prevent removal of impurities cylinder 11 from occurring to turn relative to support tube 10 It is dynamic.
Working principle: when telescopic rod 4 is moved into cylinder body 3, master can be driven by the rotation of 16 output shaft of driving motor The rotation of moving gear 17, driving gear 17 engage connection with driven gear 18, and driven gear 18 is fixedly attached to the outer of transmission cylinder 9 Side, makes the rotation of driving gear 17 that can drive the rotation of transmission cylinder 9, and support tube 10 is fixed on the top of transmission cylinder 9, makes transmission cylinder 9 rotation can drive rubber ring 13 to rotate around the outside of telescopic rod 4, can by fitting closely for rubber ring 13 and telescopic rod 4 Play the role of cleaning to the dust on its surface when telescopic rod 4 is moved into cylinder body 3, by holddown spring 12 make rubber ring 13 with Telescopic rod 4 contacts even closer, improves the effect of dust cleaning.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.
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 (5)

1. maintenance hydraulic support entirely, including hydraulic support main body (1), it is characterised in that: the hydraulic support main body (1) includes liquid Cylinder pressure (2), the hydraulic cylinder (2) include cylinder body (3) and telescopic rod (4), are fixed with maintenance device on the outside of the cylinder body (3) (5), the maintenance device (5) includes mounting plate (6), actuator (7), supporting element (8), transmission cylinder (9), support tube (10), removes Miscellaneous cylinder (11), holddown spring (12) and rubber ring (13), the mounting plate (6) and transmission cylinder (9) are socketed in the outer of cylinder body (3) Side, and mounting plate (6) is fixedly connected with cylinder body (3), the bottom end of the transmission cylinder (9) is turned by supporting element (8) and mounting plate (6) Dynamic connection, the output end of the actuator (7) are connect with transmission cylinder (9), and the support tube (10) is fixed on the top of transmission cylinder (9) End, and the inside of support tube (10) is fixed by holddown spring (12) and removal of impurities cylinder (11), the rubber ring (13), which is fixed on, removes The inside of miscellaneous cylinder (11), and the inside of rubber ring (13) offsets with telescopic rod (4), the removal of impurities cylinder (11) and rubber ring (13) are equal For semi-cylindrical structure.
2. full maintenance hydraulic support according to claim 1, it is characterised in that: the supporting element (8) includes mounting cylinder (14) it is rotatablely connected with spring bearing (15), the bottom end of the transmission cylinder (9) by spring bearing (15) and mounting cylinder (14), institute Mounting cylinder (14) is stated to be fixed on mounting plate (6).
3. full maintenance hydraulic support according to claim 1, it is characterised in that: the actuator (7) includes driving motor (16), driving gear (17) and driven gear (18), the driving motor (16) are fixed on mounting plate (6), the driving electricity The output shaft of machine (16) and driving gear (17) are fixed, and the driving gear (17) engages connection with driven gear (18), described Driven gear (18) is fixedly attached to the outside of transmission cylinder (9).
4. full maintenance hydraulic support according to claim 1, it is characterised in that: the middle part of the holddown spring (12) is equipped with Reinforcing rod (19), one end of the reinforcing rod (19) and removal of impurities cylinder (11) are fixed, and the other end runs through support tube (10), and with support Cylinder (10) is slidably connected.
5. full maintenance hydraulic support according to claim 4, it is characterised in that: the two sides of the holddown spring (12) are symmetrical Equipped with gag lever post (20), the middle part of the support tube (10) is equipped with fan-shaped through slot (21), one end of the gag lever post (20) with remove Miscellaneous cylinder (11) is fixed, and the other end runs through fan-shaped through slot (21), and is slidably connected with fan-shaped through slot (21).
CN201821979099.4U 2018-11-29 2018-11-29 Full maintenance hydraulic support Active CN209510359U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821979099.4U CN209510359U (en) 2018-11-29 2018-11-29 Full maintenance hydraulic support

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821979099.4U CN209510359U (en) 2018-11-29 2018-11-29 Full maintenance hydraulic support

Publications (1)

Publication Number Publication Date
CN209510359U true CN209510359U (en) 2019-10-18

Family

ID=68191194

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821979099.4U Active CN209510359U (en) 2018-11-29 2018-11-29 Full maintenance hydraulic support

Country Status (1)

Country Link
CN (1) CN209510359U (en)

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