CN211010173U

CN211010173U - Fixing device for coal mine ventilation pipe fitting

Info

Publication number: CN211010173U
Application number: CN201921556597.2U
Authority: CN
Inventors: 刘朋超; 闫增; 杨琛
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-17
Filing date: 2019-09-17
Publication date: 2020-07-14
Anticipated expiration: 2029-09-17

Abstract

The utility model discloses a fixing device of colliery ventilation pipe fitting, including PMKD, PMKD's both ends symmetry has been seted up first bolt hole, and PMKD's central point puts and is connected with the main shaft telescopic link, the main shaft telescopic link includes interior pole of main shaft and main shaft outer tube, and pole and main shaft outer tube swing joint in the main shaft, one side of pole upper end in the main shaft is connected with the slider, and the main shaft outer tube is close to one side of slider and has seted up spout, spout and slider swing joint. This fixing device of colliery ventilation pipe fitting, the one end hinge joint through the armful hoop seat has the locking staple bolt, the armful hoop seat constitutes annular mounting with the locking staple bolt, ventilation pipe fitting runs through annular mounting, play the fixed action, support the cushion through the main shaft telescopic link, simultaneously flexible thread bush plays the effect that the lateral part supported to the cushion, additional strengthening's fastness, be convenient for adjust, use is nimble, application scope is wide, can adapt to different wall of a well, overall structure is little, occupation space is little.

Description

Fixing device for coal mine ventilation pipe fitting

Technical Field

The utility model relates to a technical field is fixed to the pipe fitting, specifically is a colliery ventilation pipe fitting's fixing device.

Background

In the underground coal mine, some ventilation devices are very important and play a crucial role in normal work of workers in the underground coal mine, but some underground ventilation devices are difficult to effectively guarantee the underground ventilation effect at present, and some ventilation devices have poor working performance and are difficult to ensure the stable and normal working state of a ventilation pipeline in the underground coal mine.

Chinese patent CN208057147U discloses a colliery is ventilation structure in pit convenient to it is fixed, including location tooth and unable adjustment base, the lower extreme of location tooth is fixed with solid fixed pressing plate, and gu fixed pressing plate's downside is connected with the locating lever, the support subject is installed through first nut in the inner of locating lever, and the outside of supporting the subject is provided with fixed outer loop, and first bolt is installed at the both ends of fixed outer loop, the inboard of fixed outer loop is connected with the ventilation pipe, and the vent is installed in the outside of ventilation pipe, the outside of supporting the subject is fixed with the connecting rod, and the front end of connecting rod is connected with the bracing piece through the second nut, and the centre of bracing piece is provided with the through-hole, the inside of ventilation pipe is provided with the space. This colliery is ventilation structure in pit convenient to it is fixed is provided with space bar and vent, can guarantee that the vent can carry out business turn over wind work simultaneously, and then has improved the ventilation effect of whole device to in the pit.

Although the problem in the background art has been solved to a certain extent in this application, the fixed knot structure in this application is great, and general ventilation pipe spare is fixed on the lateral wall of mine, saves space, and this structure occupies great space, inconvenient use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixing device of colliery ventilation pipe fitting has can stretch out and draw back, is convenient for adjust, uses nimble advantage, has solved the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: a fixing device for a coal mine ventilation pipe fitting comprises a fixing bottom plate, wherein first bolt holes are symmetrically formed in two ends of the fixing bottom plate, a main shaft telescopic rod is connected to the center position of the fixing bottom plate and comprises a main shaft inner rod and a main shaft outer sleeve, the main shaft inner rod is movably connected with the main shaft outer sleeve, a slide block is connected to one side of the upper end of the main shaft inner rod, a slide groove is formed in one side, close to the slide block, of the main shaft outer sleeve, a locking bolt is meshed with one side, away from the slide groove, of the main shaft outer sleeve, a cushion block is fixedly connected to the upper end of the main shaft outer sleeve, first grooves are symmetrically formed in two sides of the lower end of the cushion block, a first rotating shaft penetrates through the first grooves, a telescopic thread sleeve is hinged to the first rotating shaft, a hoop seat is fixedly connected to the upper surface of the cushion block, the telescopic threaded sleeve is characterized in that two ends of the telescopic threaded sleeve are respectively meshed with a first threaded rod and a second threaded rod, one end of the second threaded rod is movably connected with a reinforcing block, a second groove is formed in the upper surface of the reinforcing block, a second rotating shaft penetrates through the second groove, two sides of the reinforcing block are symmetrically connected with fixing plates, and second bolt holes are formed in the fixing plates.

Preferably, one side of the reinforcing block, which is close to the fixed bottom plate, is connected with an auxiliary telescopic rod.

Preferably, the auxiliary telescopic rod comprises an auxiliary inner rod and an auxiliary outer sleeve, one end of the auxiliary inner rod is also connected with a sliding block, a sliding groove matched with the sliding block is formed in the inner side of the auxiliary outer sleeve, and a locking bolt penetrates through the side wall of the auxiliary outer sleeve.

Preferably, through holes are formed in the first threaded rod and the second threaded rod, the through holes are respectively matched with the first rotating shaft and the second rotating shaft, and the first threaded rod and the second threaded rod are respectively movably connected with the first rotating shaft and the second rotating shaft.

Preferably, the thread directions of the two ends inside the telescopic thread bush are opposite.

Preferably, the hoop seat and the locking hoop are provided with bolt holes matched with the connecting bolts, and the hoop seat is provided with a pipe fitting mounting groove.

Compared with the prior art, the beneficial effects of the utility model are as follows:

this fixing device of colliery ventilation pipe fitting, one end hinge joint through the armful hoop seat has the locking staple bolt, armful hoop seat and locking staple bolt constitute annular mounting, ventilation pipe fitting runs through annular mounting, play the fixed action, support the cushion through the main shaft telescopic link, flexible thread bush plays the effect that the lateral part supported to the cushion simultaneously, additional strengthening's fastness, and the main shaft telescopic link, flexible thread bush and auxiliary telescopic link all can contract, can be according to ventilation pipe fitting's mounted position, adjust, be convenient for adjust, it is nimble to use, application scope is wide, can adapt to different wall of a well, only install fixedly in one side, overall structure is little, occupation space is little.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

fig. 2 is a top view of the present invention;

FIG. 3 is a structural view of the telescopic thread bush of the present invention;

fig. 4 is a diagram of a second structure according to an embodiment of the present invention.

In the figure: 1. fixing the bottom plate; 11. a first bolt hole; 2. a main shaft telescopic rod; 21. an inner rod of the main shaft; 211. a slider; 22. a main shaft outer sleeve; 221. a chute; 222. locking the bolt; 3. cushion blocks; 31. a first groove; 311. a first rotating shaft; 32. a hoop seat; 33. locking the hoop; 331. a connecting bolt; 4. a telescopic thread bush; 41. a first threaded rod; 411. a through hole; 42. a second threaded rod; 43. a reinforcing block; 431. a second groove; 432. a second rotating shaft; 433. a fixing plate; 434. a second bolt hole; 44. an auxiliary telescopic rod; 441. an auxiliary inner rod; 442. an auxiliary outer sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The first embodiment is as follows:

referring to fig. 1-3, a fixing device for a coal mine ventilation pipe fitting comprises a fixing base plate 1, first bolt holes 11 are symmetrically formed at two ends of the fixing base plate 1, a main shaft telescopic rod 2 is connected to the center of the fixing base plate 1, the main shaft telescopic rod 2 comprises a main shaft inner rod 21 and a main shaft outer sleeve 22, the main shaft inner rod 21 is movably connected with the main shaft outer sleeve 22, a slide block 211 is connected to one side of the upper end of the main shaft inner rod 21, a slide groove 221 is formed in one side of the main shaft outer sleeve 22 close to the slide block 211, the slide groove 221 is movably connected with the slide block 211, a locking bolt 222 is engaged with one side of the main shaft outer sleeve 22 away from the slide groove 221, a cushion block 3 is fixedly connected to the upper end of the main shaft outer sleeve 22, first grooves 31 are symmetrically formed in two sides of the lower end of the cushion block 3, a first rotating shaft, one end of the hoop seat 32 is hinged with a locking hoop 33, one end of the locking hoop 33 is connected with the hoop seat 32 through a connecting bolt 331, bolt holes matched with the connecting bolt 331 are respectively formed in the hoop seat 32 and the locking hoop 33, a pipe fitting installation groove is formed in the hoop seat 32, the hoop seat 32 and the locking hoop 33 form an annular fixing piece, a ventilation pipe fitting penetrates through the annular fixing piece to play a fixing role, the directions of threads at two ends inside the telescopic threaded sleeve 4 are opposite, two ends of the telescopic threaded sleeve 4 are respectively engaged and connected with a first threaded rod 41 and a second threaded rod 42, when the telescopic threaded sleeve 4 is rotated, the first threaded rod 41 and the second threaded rod 42 simultaneously move oppositely or oppositely, through holes 411 are respectively formed in the first threaded rod 41 and the second threaded rod 42, the through holes 411 are respectively matched with the first rotating shaft 311 and the second rotating shaft 432, the first threaded rod 41 and the second threaded rod 42 are respectively movably connected with the first rotating shaft 311 and the second rotating shaft 432, when the first threaded rod 41 and the second threaded rod 42 extend, the rotating shaft and the through hole 411 play an auxiliary role, one end of the second threaded rod 42 is movably connected with a reinforcing block 43, the upper surface of the reinforcing block 43 is provided with a second groove 431, a second rotating shaft 432 penetrates through the second groove 431, two sides of the reinforcing block 43 are symmetrically connected with fixing plates 433, the fixing plates 433 are provided with second bolt holes 434, one side of the reinforcing block 43, which is close to the fixed bottom plate 1, is connected with an auxiliary telescopic rod 44, the auxiliary telescopic rod 44 is used for limiting the position of the reinforcing block 43, the auxiliary telescopic rod 44 comprises an auxiliary inner rod 441 and an auxiliary outer sleeve 442, one end of the auxiliary inner rod 441 is also connected with a sliding block 211, the inner side of the auxiliary outer sleeve 442 is provided with a sliding groove 221 matched with the sliding block 211, a locking bolt 222 penetrates through the side wall of the auxiliary outer sleeve 442, the auxiliary inner, the reinforcing block 43 and the fixed bottom plate 1 are ensured to be on the same straight line, and the device is suitable for a plane mine shaft wall.

The working process is as follows: when in use, the first bolt holes 11 on the fixed bottom plate 1 are connected with the side wall of the coal mine through bolts, and can be installed at the upper, lower, left and right sides of the coal mine as required, after the installation, the first threaded rod 41 and the second threaded rod 42 are controlled to simultaneously move in opposite directions or opposite directions by rotating the telescopic threaded sleeve 4, the length of the main shaft telescopic rod 2 is stretched or shortened, after the position is determined, the locking bolts 222 are screwed down, the length of the main shaft telescopic rod 2 is fixed, meanwhile, the reinforcing block 43 can be controlled to move through the auxiliary telescopic rod 44, so that the inclination angle of the telescopic threaded sleeve 4 is changed, after the optimal supporting angle is adjusted, the length of the auxiliary telescopic rod 44 is fixed through the locking bolts 222, the second bolt holes 434 are connected with the wall of the mine through bolts, one ends of the hoop seats 32 and the locking hoops 33 are separated, the ventilation pipe fittings are clamped with the hoop seats 32, one ends of the locking hoop, the vent tube is secured.

Example two:

referring to fig. 4, in the first embodiment, the auxiliary telescopic rod 44 is removed, after the auxiliary telescopic rod 44 is removed, the telescopic threaded sleeve 4 can rotate by more than 90 degrees around the first rotating shaft 311, and the reinforcing block 43 simultaneously rotates around the second threaded rod 42 to adapt to installation of curved surfaces or uneven surfaces, and is suitable for non-planar mine walls, and the installation manner is the same as that of the first embodiment.

In summary, the following steps: this fixing device of colliery ventilation pipe fitting, one end hinged joint through hoop seat 32 has locking staple bolt 33, hoop seat 32 and locking staple bolt 33 constitute annular mounting, ventilation pipe fitting runs through annular mounting, play the fixed action, support cushion 3 through main shaft telescopic link 2, simultaneously flexible thread bush 4 plays the effect that the lateral part supported to cushion 3, additional strengthening's fastness, and main shaft telescopic link 2, flexible thread bush 4 and supplementary telescopic link 44 all can contract, can be according to ventilation pipe fitting's mounted position, adjust, be convenient for adjust, flexible to use, application scope is wide, can adapt to different wall of a well, only install fixedly in one side, overall structure is little, occupation space is little.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fixing device of colliery ventilation pipe fitting, includes PMKD (1), its characterized in that: the two ends of the fixed base plate (1) are symmetrically provided with first bolt holes (11), the central position of the fixed base plate (1) is connected with a main shaft telescopic rod (2), the main shaft telescopic rod (2) comprises a main shaft inner rod (21) and a main shaft outer sleeve (22), the main shaft inner rod (21) is movably connected with the main shaft outer sleeve (22), one side of the upper end of the main shaft inner rod (21) is connected with a sliding block (211), one side of the main shaft outer sleeve (22) close to the sliding block (211) is provided with a sliding groove (221), the sliding groove (221) is movably connected with the sliding block (211), one side of the main shaft outer sleeve (22) far away from the sliding groove (221) is meshed with a locking bolt (222), the upper end of the main shaft outer sleeve (22) is fixedly connected with a cushion block (3), first grooves (31) are symmetrically formed in two, flexible thread bush (4) have been articulated on first pivot (311), and the last fixed surface of cushion (3) is connected with hooping hoop seat (32), and the one end hinge joint of hooping hoop seat (32) has locking staple bolt (33), and the one end of locking staple bolt (33) is passed through connecting bolt (331) and is connected with hooping hoop seat (32), flexible thread bush (4) both ends mesh respectively and are connected with first threaded rod (41) and second threaded rod (42), and the one end swing joint of second threaded rod (42) has reinforcing block (43), and second recess (431) have been seted up to reinforcing block (43) upper surface, and it has second pivot (432) to run through in second recess (431), and the both sides symmetric connection of reinforcing block (43) has fixed plate (433), has seted up second bolt hole (434) on fixed plate (433).

2. The coal mine ventilation pipe fixing device as claimed in claim 1, wherein: one side of the reinforcing block (43) close to the fixed bottom plate (1) is connected with an auxiliary telescopic rod (44).

3. The coal mine ventilation pipe fixing device as claimed in claim 2, wherein: the auxiliary telescopic rod (44) comprises an auxiliary inner rod (441) and an auxiliary outer sleeve (442), one end of the auxiliary inner rod (441) is also connected with a sliding block (211), a sliding groove (221) matched with the sliding block (211) is formed in the inner side of the auxiliary outer sleeve (442), and a locking bolt (222) penetrates through the side wall of the auxiliary outer sleeve (442).

4. The coal mine ventilation pipe fixing device as claimed in claim 1, wherein: through-hole (411) have all been seted up on first threaded rod (41) and second threaded rod (42), through-hole (411) respectively with first pivot (311) and second pivot (432) phase-match, first threaded rod (41) and second threaded rod (42) respectively with first pivot (311) and second pivot (432) swing joint.

5. The coal mine ventilation pipe fixing device as claimed in claim 1, wherein: the thread directions of the two ends in the telescopic thread sleeve (4) are opposite.

6. The coal mine ventilation pipe fixing device as claimed in claim 1, wherein: the hoop seat (32) and the locking hoop (33) are provided with bolt holes matched with the connecting bolts (331), and the hoop seat (32) is provided with a pipe fitting mounting groove.