CN212615529U - Colliery ventilation blower wind pressure detection device - Google Patents
Colliery ventilation blower wind pressure detection device Download PDFInfo
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- CN212615529U CN212615529U CN202020829511.5U CN202020829511U CN212615529U CN 212615529 U CN212615529 U CN 212615529U CN 202020829511 U CN202020829511 U CN 202020829511U CN 212615529 U CN212615529 U CN 212615529U
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- wind pressure
- sliding sleeve
- worm
- pressure detection
- detection device
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- 238000001514 detection method Methods 0.000 title claims abstract description 19
- 238000009423 ventilation Methods 0.000 title claims description 10
- 230000000670 limiting effect Effects 0.000 claims abstract description 47
- 239000003245 coal Substances 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 244000309464 bull Species 0.000 claims description 25
- 230000006978 adaptation Effects 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of ventilator wind pressure detection devices, in particular to a coal mine ventilator wind pressure detection device, which comprises a shell, a rotating handle I arranged on the left side of the shell is meshed with a driven gear arranged at the bottom end of a transmission hollow screw rod through a driving gear, the hollow screw rod is arranged inside a sliding sleeve, the outer side and the top end of the sliding sleeve are respectively provided with a stopper and a limiting groove, the sliding sleeve is slidably arranged inside an outer sleeve, a sliding groove is arranged inside the outer sleeve, a rotating rod is rotatably arranged in the hollow screw rod, the top end of the rotating rod is connected with a wind pressure sensor through a connecting arm, the upper end of the rotating rod is provided with an annular stopper, the bottom end is provided with a limiting part, a scale mark, a worm wheel and a mounting groove, the inner side of a U-, the length and the angle of the rotating rod in the air pipe can be adjusted, and the air pressure at different positions in the air pipe can be comprehensively detected.
Description
Technical Field
The utility model belongs to the technical field of ventilation blower wind pressure detection device, concretely relates to colliery ventilation blower wind pressure detection device.
Background
At present, when mines are excavated and mined, ventilators are used for ventilation, harmful and toxic gas and mine coal dust generated in the roadway tunneling construction process are diluted and removed, a good operation environment is further provided, in order to timely master the operation condition of the underground ventilators, the wind pressure in the ventilation pipeline needs to be detected, so that the underground ventilators are managed conveniently, the safety of coal mine production is ensured, the conventional method is generally that the pressure sensors are respectively installed on the upper side and the lower side of the ventilation pipeline, and the wind pressure in the ventilation pipeline is detected.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a colliery ventilation blower wind pressure detection device has between hollow screw rod and sliding sleeve, the outer sleeve compact structure, and accessible adjustment bull stick is at length and angle in the tuber pipe, and then carries out comparatively comprehensive characteristics that detect to the wind pressure of different positions in the tuber pipe.
In order to achieve the above object, the utility model provides a following technical scheme: a coal mine ventilator wind pressure detection device comprises a shell, wherein a first rotating handle is rotatably installed on the left side of the shell and is used for driving a driven gear fixedly installed at the bottom end of a hollow screw rod through a driving gear in a meshed mode, the hollow screw rod is installed on the inner side of a sliding sleeve, a limiting block is arranged on the outer side of the sliding sleeve, a limiting groove is formed in the top end of the sliding sleeve, the sliding sleeve is slidably installed on the inner side of an outer sleeve, a sliding groove is formed in the inner side of the outer sleeve, a rotating rod is rotatably installed on the inner side of the hollow screw rod, a connecting arm is fixedly installed at the top end of the rotating rod, a wind pressure sensor is fixedly installed at one end of the connecting arm, an annular limiting block is arranged at the upper end of the rotating rod, a limiting block is fixedly installed at the bottom, the outside of mounting groove is rotated and is installed U type connecting piece, the inboard of U type connecting piece is rotated and is installed the worm, two slidable mounting of turning handle that the worm is connected are in the shifting chute.
Preferably, the inner side of the sliding sleeve is provided with an internal thread which is engaged with the hollow screw in a matching manner, the limiting block is connected with the sliding groove in a sliding manner, the bottom end of the outer sleeve is fixedly connected with the outer wall of the shell, and the driving gear is fixedly connected with the first rotating handle; the structure among the hollow screw, the sliding sleeve and the outer sleeve is compact, when a user rotates the rotating handle to enable the driving gear to be meshed with the driven gear, the driven gear drives the hollow screw to rotate, and the outer side of the hollow screw is enabled to do linear displacement motion in the outer sleeve through the sliding sleeve in threaded connection.
Preferably, the diameter of the limiting groove is slightly larger than the outer diameter of the annular limiting block by 1-2mm, and the annular limiting block is rotatably arranged on the inner side of the limiting groove; limiting groove and annular stopper can play limiting displacement, make the vertical position relatively fixed of sliding sleeve and bull stick, and the bull stick is followed the sliding sleeve and is linear motion simultaneously when the sliding sleeve is linear motion, and then changes the wind pressure sensor's that the connecting arm was installed through the bull stick top degree of depth in the tuber pipe to measure the wind pressure value of the different degree of depth in the tuber pipe.
Preferably, the worm wheel is in meshed connection with the worm, and the lead angle of the worm is smaller than the friction angle of the worm in contact with the worm wheel; the user of service accessible rotates the second worm meshing transmission worm wheel that makes and the second continuous worm of turning handle, makes the worm wheel drive the bull stick and rotates, and then makes the linking arm of bull stick top installation drive wind pressure sensor and rotate and detect to the wind pressure value of different positions in the tuber pipe is measured to convenient under the condition of unmovable this device self position, and is the auto-lock structure between worm wheel and the worm, and stability is good.
Preferably, the bottom end of the shell is provided with a through hole with a diameter slightly larger than the diameter of the rotating rod by 1-2mm, and the diameter of the through hole at the bottom end of the shell is 5-10mm smaller than that of the limiting piece; the through-hole of casing bottom can avoid the bull stick to receive blockking of casing when making rectilinear motion, and the locating part can play limiting displacement, avoids the body of rod roll-off casing of bull stick.
Preferably, the graduation mark is etched on the rotating rod between the U-shaped connecting piece and the limiting piece; the length of the rotating rod in the air pipe can be determined by observing the scale of the scale mark exposed outside the shell by a user.
Compared with the prior art, the beneficial effects of the utility model are that: the structure among the hollow screw, the sliding sleeve and the outer sleeve is compact, a user can rotate the rotating handle I to enable the driving gear to be meshed with the driven gear to drive the hollow screw to rotate, so that the outer side of the hollow screw is in linear displacement motion in the outer sleeve through the sliding sleeve in threaded connection, the limiting groove and the annular limiting block enable the rotating rod to simultaneously make linear motion along with the sliding sleeve when the sliding sleeve makes linear motion, and further the depth of a wind pressure sensor arranged at the top end of the rotating rod through a connecting arm in the wind pipe is changed, so that wind pressure values of different depths in the wind pipe are measured; a user can rotate the rotating handle II to enable the worm to be meshed with the transmission worm wheel to drive the rotating rod to rotate, and further enable the connecting arm arranged at the top end of the rotating rod to drive the wind pressure sensor to perform rotation detection, so that wind pressure values at different positions in the wind pipe can be conveniently measured under the condition that the position of the device is not moved, and a self-locking structure is arranged between the worm wheel and the worm, so that the stability is good; the through hole at the bottom end of the shell can prevent the rotating rod from being blocked by the shell when the rotating rod moves linearly, and the limiting part can play a limiting role and prevent the rod body of the rotating rod from sliding out of the shell; the length of the rotating rod in the air pipe can be determined by observing the scale of the scale mark exposed outside the shell by a user.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic sectional structure of the present invention;
FIG. 2 is a schematic structural view of the hollow screw of the present invention;
FIG. 3 is a schematic structural view of the middle sliding sleeve of the present invention;
fig. 4 is a schematic structural view of the outer sleeve of the present invention;
fig. 5 is a schematic structural view of the swivel lever of the present invention;
FIG. 6 is a schematic view of the connection structure of the hollow screw, the sliding sleeve, the outer sleeve and the rotary rod of the present invention;
in the figure: 1. a housing; 2. a first rotating handle; 3. a drive gear; 4. a driven gear; 5. a hollow screw; 6. a sliding sleeve; 7. a limiting block; 8. a limiting groove; 9. an outer sleeve; 10. a chute; 11. a rotating rod; 12. an annular stop block; 13. mounting grooves; 14. a worm gear; 15. a worm; 16. a U-shaped connecting piece; 17. a second rotating handle; 18. a moving groove; 19. a limiting member; 20. scale lines; 21. a connecting arm; 22. and a wind pressure sensor.
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.
Example 1
Referring to fig. 1-6, the present invention provides the following technical solutions: a coal mine ventilator wind pressure detection device comprises a shell 1, wherein a first rotating handle 2 is installed on the left side of the shell 1 in a rotating mode, the first rotating handle 2 is used for driving a driven gear 4 fixedly installed at the bottom end of a hollow screw 5 through a driving gear 3 in a meshing mode, the hollow screw 5 is installed on the inner side of a sliding sleeve 6, a limiting block 7 is arranged on the outer side of the sliding sleeve 6, a limiting groove 8 is formed in the top end of the sliding sleeve 6, the sliding sleeve 6 is installed on the inner side of an outer sleeve 9 in a sliding mode, a sliding groove 10 is formed in the inner side of the outer sleeve 9, a rotating rod 11 is installed on the inner side of the hollow screw 5 in a rotating mode, a connecting arm 21 is fixedly installed at the top end of the rotating rod 11, a wind pressure sensor 22 is fixedly installed at one end of the connecting arm 21, an annular limiting block, the upside fixed mounting of scale mark 20 has worm wheel 14, the both sides of worm wheel 14 are equipped with mounting groove 13, U type connecting piece 16 is installed in the outside rotation of mounting groove 13, the inboard rotation of U type connecting piece 16 installs worm 15, two 17 slidable mounting of turning handle that worm 15 connects are in shifting chute 18.
In this embodiment: the model number of the wind pressure sensor is TL-132.
Specifically, the inner side of the sliding sleeve 6 is provided with an internal thread which is engaged with the hollow screw 5 in a matching manner, the limiting block 7 is connected with the sliding groove 10 in a sliding manner, the bottom end of the outer sleeve 9 is fixedly connected with the outer wall of the shell 1, and the driving gear 3 is fixedly connected with the first rotating handle 2; a user rotates the first rotating handle 2, the driving gear 3 fixedly mounted on the first rotating handle 2 is meshed with the driven gear 4 on the transmission side face, the driven gear 4 drives the hollow screw 5 to synchronously rotate, and the outer side of the hollow screw 5 linearly moves under the limiting effect of the limiting block 7 and the sliding groove 10 through the sliding sleeve 6 in threaded connection.
Specifically, the diameter of the limiting groove 8 is slightly larger than the outer diameter of the annular limiting block 12 by 1-2mm, and the annular limiting block 12 is rotatably installed on the inner side of the limiting groove 8; limiting groove 8 and annular stopper 12 can play limiting displacement, make sliding sleeve 6 and bull stick 11's vertical position relatively fixed, and bull stick 11 is followed sliding sleeve 6 and is linear motion simultaneously when sliding sleeve 6 is linear motion, and then changes the degree of depth of wind pressure sensor 22 in the tuber pipe that connecting arm 21 was installed through the bull stick 11 top.
Specifically, the worm wheel 14 is in meshing connection with the worm 15, and the lead angle of the worm 15 is smaller than the friction angle of the worm 15 in contact with the worm wheel 14; when a user rotates the second rotating handle 17, the second rotating handle 17 drives the worm 15 to rotate, the worm 15 is meshed with the transmission worm wheel 14 to enable the worm wheel 14 to drive the rotating rod 11 to rotate, and when the rotating rod 11 moves linearly along with the sliding sleeve 6, the worm 15 and the second rotating handle 17 move simultaneously through the U-shaped connecting piece 16 arranged on the mounting groove 13.
Specifically, a through hole with a diameter slightly larger than the diameter of the rotating rod 11 by 1-2mm is arranged at the bottom end of the shell 1, and the diameter of the through hole at the bottom end of the shell 1 is smaller than the diameter of the limiting piece 19 by 5-10 mm; when the rotating rod 11 moves linearly along with the sliding sleeve 6, the rotating rod 11 at the lower end of the U-shaped connecting piece 16 slides in the through hole at the bottom end of the shell 1.
Specifically, the scale mark 20 is etched on the rotating rod 11 between the U-shaped connecting member 16 and the limiting member 19; the user can determine the length of the wind pipe internal rotation rod 11 by observing the scale of the scale mark 20 exposed outside the housing 1.
The working principle and the using process of the invention are as follows: when in detection, a user puts an outer sleeve 9 arranged on the top surface of a shell 1 and each part inside and above the outer sleeve 9 into a detection hole, rotates a first rotating handle 2 to enable a driving gear 3 fixedly arranged on the first rotating handle 2 to be meshed with a driven gear 4 on the transmission side surface, the driven gear 4 drives a hollow screw 5 to synchronously rotate, a sliding sleeve 6 which is connected with the outer side of the hollow screw 5 through threads performs linear motion under the limiting action of a limiting block 7 and a sliding groove 10, the limiting groove 8 and an annular limiting block 12 enable the vertical positions of the sliding sleeve 6 and a rotating rod 11 to be relatively fixed, the rotating rod 11 follows the sliding sleeve 6 to perform linear motion simultaneously when the sliding sleeve 6 performs linear motion, further, the depth of a wind pressure sensor 22 arranged at the top end of the rotating rod 11 through a connecting arm 21 in an air pipe is adjusted, when the rotating rod 11 follows the sliding sleeve 6 to perform linear motion, a worm 15 and a second rotating handle 17 simultaneously move through a, and the shifting chute 18 that casing 1 right-hand member was equipped with can avoid casing 1 to produce to stop to the removal of bull stick two 17, and the through-hole of 1 bottom of casing can avoid bull stick 11 to receive blockking of casing 1 when making linear motion, and locating part 19 can play limiting displacement, avoids the body of rod roll-off casing 1 of bull stick 11, and the etching is in U type connecting piece 16 with scale mark 20 on the bull stick 11 between the locating part 19 can make things convenient for the user of service to judge the length of bull stick 11 in the tuber pipe, and when user of service rotates bull stick two 17, bull stick two 17 drives worm 15 meshing transmission worm wheel 14, makes worm wheel 14 drive bull stick 11 rotate, and then makes the linking arm 21 of 11 top installations of bull stick drive wind pressure sensor 22 and carry out rotation detection in the tuber pipe.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a colliery ventilation machine wind pressure detection device which characterized in that: including casing (1), the left side of casing (1) is rotated and is installed change handle (2), change handle (2) are through drive gear (3) meshing transmission hollow screw (5) bottom fixed mounting's driven gear (4), the inboard at sliding sleeve (6) is installed in hollow screw (5), the outside of sliding sleeve (6) is equipped with stopper (7), the top of sliding sleeve (6) is equipped with spacing groove (8), sliding sleeve (6) slidable mounting is in the inboard of outer sleeve (9), the inboard of outer sleeve (9) is equipped with spout (10), bull stick (11) are installed in the inboard rotation of hollow screw (5), the top fixed mounting of bull stick (11) has linking arm (21), the one end fixed mounting of linking arm (21) has wind pressure sensor (22), the upper end of bull stick (11) is equipped with annular stopper (12), the bottom fixed mounting of bull stick (11) has locating part (19), the upside of locating part (19) is equipped with scale mark (20), the upside fixed mounting of scale mark (20) has worm wheel (14), the both sides of worm wheel (14) are equipped with mounting groove (13), the outside of mounting groove (13) is rotated and is installed U type connecting piece (16), worm (15) are installed in the inboard rotation of U type connecting piece (16), two (17) slidable mounting of turning handle that worm (15) are connected are in shifting chute (18).
2. The coal mine ventilator wind pressure detection device according to claim 1, characterized in that: the inboard of sliding sleeve (6) be equipped with the internal thread of hollow screw (5) adaptation interlock, stopper (7) with spout (10) sliding connection, the outer wall of bottom fixed connection casing (1) of outer sleeve (9), drive gear (3) fixed connection turning handle (2).
3. The coal mine ventilator wind pressure detection device according to claim 1, characterized in that: the diameter of the limiting groove (8) is slightly larger than the outer diameter of the annular limiting block (12) by 1-2mm, and the annular limiting block (12) is rotatably arranged on the inner side of the limiting groove (8).
4. The coal mine ventilator wind pressure detection device according to claim 1, characterized in that: the worm wheel (14) is connected with the worm (15) in a meshed mode, and the helix angle of the worm (15) is smaller than the friction angle of the worm (15) in contact with the worm wheel (14).
5. The coal mine ventilator wind pressure detection device according to claim 1, characterized in that: the bottom of casing (1) is equipped with the diameter slightly and is greater than the diameter of bull stick (11) 1-2 mm's through-hole, the diameter of the through-hole of casing (1) bottom is less than the diameter 5-10mm of locating part (19).
6. The coal mine ventilator wind pressure detection device according to claim 1, characterized in that: the scale marks (20) are etched on the rotating rod (11) between the U-shaped connecting piece (16) and the limiting piece (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020829511.5U CN212615529U (en) | 2020-05-18 | 2020-05-18 | Colliery ventilation blower wind pressure detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020829511.5U CN212615529U (en) | 2020-05-18 | 2020-05-18 | Colliery ventilation blower wind pressure detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212615529U true CN212615529U (en) | 2021-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020829511.5U Expired - Fee Related CN212615529U (en) | 2020-05-18 | 2020-05-18 | Colliery ventilation blower wind pressure detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212615529U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113007125A (en) * | 2021-04-07 | 2021-06-22 | 山东高速股份有限公司 | Monitoring equipment for highway electromechanical equipment and control system thereof |
-
2020
- 2020-05-18 CN CN202020829511.5U patent/CN212615529U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113007125A (en) * | 2021-04-07 | 2021-06-22 | 山东高速股份有限公司 | Monitoring equipment for highway electromechanical equipment and control system thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210226 |