CN207161126U - Lead - Google Patents

Abstract

The utility model discloses a kind of lead, lead of the present utility model includes the column casing of hollow cylinder, live post is provided with column casing, the bottom of live post is provided with piston, piston is slidably matched with column casing, guide ring one is provided with piston, the upper end of column casing is fixed with the guide sleeve being set in live post, guide ring two is provided with the inwall of guide sleeve.Big compared to gap existing for traditional square guiding mechanism and easily the problem of not blocking occur, the structure of this lead is not in the phenomenon do not blocked during being oriented to, and ensures the stability and reliability being oriented to.

Description

Lead

Technical field

The utility model belongs to coal mining equipment technical field, and in particular to a kind of lead.

Background technology

Support apparatus in colliery is the important step for being related to worker's production safety.At present, China's coal-mine fully mechanized mining fills Quickly, unprecedented levels have been arrived in the development of coal mine fully-mechanized mining filling technique, in coal production and safety guarantee, play key for reform and development With very important effect.But traditional filling process is realized in a manner of mining area is all filled, cause the time, The waste of financial resources, material resources, it is clear that conventional filling mining technique is therefore a kind of it is impossible to meet the development of following filling mining The new filling process to solve the above problems arises at the historic moment, and need not be stuffed entirely with the region being produced, be filled out using house column type Fill, fill the mixture that can quickly solidify in a mold, loading time can be shortened, improve production efficiency.Coordinate new fill The auxiliary support apparatus for filling out technique is also required to make and is correspondingly improved.

Coal mine fully-mechanized mining supporting in recent years is quickly grown, and miscellaneous guiding stabilizing mechanism design changes ten thousand times without leaving the original aim or stand, and one As be square structure, structure interval is big and Yi Bieka, and the structure can not meet portions of client demand at present.

The content of the invention

Technical problem to be solved in the utility model is：A kind of lead is provided, will not during being oriented to There is the phenomenon do not blocked, ensure the stability and reliability being oriented to.

In order to solve the above technical problems, the technical solution of the utility model is：

Lead, it is characterised in that the lead includes：The column casing of hollow cylinder, the column casing is interior to be provided with live post, The bottom of the live post is provided with piston, and the piston is slidably matched with the column casing, and guide ring one is provided with the piston, The upper end of the column casing is fixed with the guide sleeve being set in the live post, and guide ring is provided with the inwall of the guide sleeve Two.

Further, dust ring is additionally provided between the live post and the guide sleeve, the dust ring is led positioned at described To the top of ring two.

Further, guide sleeve groove is offered on the guide sleeve, the dust ring is positioned over the guide sleeve groove It is interior.

Further, it is provided with reinforcement on the outer peripheral face of the column casing.

Further, the lower end of the reinforcement is provided with connecting hole.

Further, the reinforcement spaced set has four.

Further, the upper end of the live post is circular arc-shaped end.

Further, the guide ring one is arranged with twice in parallel.

By adopting the above-described technical solution, the beneficial effects of the utility model are：

Lead of the present utility model includes the column casing of hollow cylinder, and live post is provided with column casing, and the bottom of live post is set There is piston, piston is slidably matched with column casing, and guide ring one is provided with piston, and the upper end of column casing, which is fixed with, to be set in live post Guide sleeve, guide ring two is provided with the inwall of guide sleeve.It is big compared to gap existing for traditional square guiding mechanism and Easily there is the problem of not blocking, the structure of this lead is not in the phenomenon do not blocked during being oriented to, and ensures to lead To stability and reliability.

Dust ring is additionally provided between live post and guide sleeve, and dust ring is located at the top of guide ring two, effectively Avoid the inside that dust enters column casing.

Guide sleeve groove is offered on guide sleeve, dust ring is placed in guide sleeve groove, is first directed to set, guide ring Two and dust ring be combined into one structure, then guide sleeve is integrally set in live post again, and be fixed on the upper of column casing End, is easily installed and dismantles.

Brief description of the drawings

Fig. 1 is the structural representation of lead of the present utility model；

Fig. 2 is Fig. 1 upward view；

Fig. 3 is the structural representation using the filling servicing unit of lead of the present utility model；

Fig. 4 is Fig. 3 left view；

In figure, filling auxiliary unit on the right side of 1-, 11- filling caps, 12- back timbers, 13- bases, hydraulic vertical prop before 14-, 15- Hydraulic vertical prop afterwards, 16- leads, 161- column casings, 162- live posts, 1621- live posts upper end, 163- guide rings one, 164- pistons, 165- guide rings two, 166- guide sleeves, 167- dust rings, 168- reinforcements, 1681- reinforcement connecting holes, 17- deep beads, 18- Operation valve, 19- suspension ring, 2- left sides filling auxiliary unit, 3- supra polymer baffle plates.

Embodiment

Lead of the present utility model is further illustrated with reference to the accompanying drawings and examples.

Jointly shown with reference to Fig. 1 and Fig. 2, the upper end of lead 16 is connected on back timber 12, and the lower end of lead 16 connects It is connected on base 13.Lead 16 includes column casing 161, is provided with live post 162 in column casing 161, the bottom of live post 162 is provided with piston 164, piston 164 can be linked together with live post 162 by way of welding, it is of course also possible to pass through other conventional companies The mode of connecing is fixed together.Guide ring 1 is provided with piston 164, in order to preferably play a part of guiding, is oriented to Ring 1 is arranged with twice in parallel, and piston 164 is slidably matched with column casing 161.

The upper end of column casing 161 is fixed with the guide sleeve 166 being set in live post 162, in order to preferably play the work of guiding With being provided with guide ring 2 165 on the inwall of guide sleeve 166.

In order to prevent dust from entering the inside of column casing 161, it is additionally provided between live post 162 and guide sleeve 166 dust-proof Circle 167, and cause dust ring 167 to be located at the top of guide ring 2 165.

For the ease of being installed on dismounting, guide sleeve groove is offered on guide sleeve 166, dust ring 167 is placed on guiding Cover in groove, be first directed to set 166, guide ring 2 165 and dust ring 167 and be combined into one structure then again guide sleeve 166 entirety are set in live post 162, and are fixed on the upper end of column casing 161.And it is provided with the inwall of guide sleeve 166 Screw thread, the upper end that set 166 is directly screwed in column casing 161 can be directed to.

Reinforcement 168 is provided with the outer peripheral face of column casing 161, for the ease of being connected with other parts, is being strengthened The bottom of muscle 168 offers reinforcement connecting hole 1681.Reinforcement 168 can have four with spaced set.

The live post upper end 1621 of live post 162 is circular arc-shaped end.

Jointly shown with reference to Fig. 3 and Fig. 4, one kind filling servicing unit, it is auxiliary that it includes two hinged fillings Unit is helped, is respectively right side filling auxiliary unit 1 and left side filling auxiliary unit 2, and right side fills auxiliary unit 1 and left side It is identical to fill the structure of auxiliary unit 2.Filled at two on the adjacent side of auxiliary unit and be all provided with hinged ear, worn by bearing pin It is hinged to cross hinged ear, for anti-leak-stopping cash, horizontal supra polymer baffle plate 3 is provided with hinged place.Filled with right side Exemplified by auxiliary unit 1, right side filling auxiliary unit 1 includes back timber 12, base 13 and is vertically arranged in back timber 12 and base 13 Between retractable supports structure；Retractable supports structure includes hydraulic vertical prop and lead 16, and hydraulic vertical prop is provided with two, Respectively preceding hydraulic vertical prop 14 and rear hydraulic vertical prop 15, and two hydraulic vertical props are separately positioned on the both sides of lead 16.Liquid Pressure column controls lifting, hydraulic control system control hydraulic vertical prop by hydraulic control system with hydraulic vertical prop by operation valve 18 Lifting process, belong to prior art to those skilled in the art, will not be repeated here.

The bottom of the column casing 161 of lead 16 is inserted directly into base, the reinforcement connecting hole 1681 of four reinforcements 168 Linked together with four lead engaging lugs being arranged on base by bearing pin.The live post upper end 1621 of live post 162 is Circular arc-shaped end, it is connected by bearing pin with back timber.

The outside of back timber 12 respectively sets one group of suspension ring 19, and mould is filled for hanging.The rear end of back timber 12 is provided with deep bead 17, effectively ensure the ventilation of working face.

Filling base 11 is provided with the front end of base 13, to the main filling pipeline of stationary face.

The technical characteristic (such as guide ring one, guide ring are second-class) with sequence number name being related in this specification, only It is to distinguish each technical characteristic, does not represent position relationship, erection sequence and job order between each technical characteristic etc..

In the description of this specification, it is to be understood that " left side filling auxiliary unit ", " right side filling auxiliary unit " Deng the orientation of description, either position relationship is to be based on orientation shown in the drawings or position relationship, it is only for be easy to description this Invent and simplify description, rather than the device or element of instruction or hint meaning there must be specific orientation, with specific side Position construction and operation, therefore it is not intended that to limitation of the present utility model.

Although the foregoing describing specific embodiment of the present utility model, it should be appreciated by those skilled in the art, Described embodiment is only part of the embodiment of the present utility model, rather than whole embodiments, and these are only to lift Example explanation, the scope of protection of the utility model is to be defined by the appended claims.Those skilled in the art is without departing substantially from this , can be to these embodiments under any performing creative labour of no process on the premise of the principle and essence of utility model Various changes or modifications are made, but these changes and modification each fall within the scope of protection of the utility model.

Claims (8)

1. lead, it is characterised in that the lead includes：The column casing of hollow cylinder, the column casing is interior to be provided with live post, institute The bottom for stating live post is provided with piston, and the piston is slidably matched with the column casing, and guide ring one, institute are provided with the piston The upper end for stating column casing is fixed with the guide sleeve being set in the live post, and guide ring two is provided with the inwall of the guide sleeve.

2. lead as claimed in claim 1, it is characterised in that be additionally provided between the live post and the guide sleeve dust-proof Circle, the dust ring are located at the top of the guide ring two.

3. lead as claimed in claim 2, it is characterised in that guide sleeve groove is offered on the guide sleeve, it is described anti- Konisphere is positioned in the guide sleeve groove.

4. the lead as described in claim 1,2 or 3 any one, it is characterised in that be provided with the outer peripheral face of the column casing Reinforcement.

5. lead as claimed in claim 4, it is characterised in that the lower end of the reinforcement is provided with connecting hole.

6. lead as claimed in claim 5, it is characterised in that the reinforcement spaced set has four.

7. lead as claimed in claim 1, it is characterised in that the upper end of the live post is circular arc-shaped end.

8. lead as claimed in claim 1, it is characterised in that the guide ring one is arranged with twice in parallel.