CN215332952U - Air quantity adjusting device of coal mine ventilator - Google Patents
Air quantity adjusting device of coal mine ventilator Download PDFInfo
- Publication number
- CN215332952U CN215332952U CN202121540409.4U CN202121540409U CN215332952U CN 215332952 U CN215332952 U CN 215332952U CN 202121540409 U CN202121540409 U CN 202121540409U CN 215332952 U CN215332952 U CN 215332952U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- shell
- circular
- servo motor
- coal mine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Air-Flow Control Members (AREA)
Abstract
The utility model discloses an air quantity adjusting device of a coal mine ventilator, which comprises a shell, wherein the left side and the right side of the shell are fixedly connected with supporting frames, the upper surface of each supporting frame is fixedly connected with a servo motor, the output end of each servo motor is fixedly connected with a connecting rod, the inner bottom wall of the shell is provided with a plurality of circular grooves, the inner walls of the circular grooves are rotatably connected with circular rods, the upper surface of the shell is provided with a plurality of circular through holes, and the surfaces of the circular rods, which are positioned in the shell, are fixedly connected with adjusting plates. This colliery ventilation machine air regulation device, servo motor passes through the connecting rod and drives gear revolve, the gear rotates simultaneously through a plurality of regulating plates of chain and round bar, and then the turned angle of convenient control regulating plate, it is fixed to have effectively solved current air regulation equipment angle of regulation, can't carry out the problem of freely adjusting according to actual conditions, through control servo motor's rotation stroke, can drive the regulating plate and rotate to required angle, this air regulation device's adjustability has been improved, it is more convenient during the use.
Description
Technical Field
The utility model relates to the technical field of ventilators, in particular to an air quantity adjusting device of a coal mine ventilator.
Background
The ventilator is a ventilation processing device for a whole mine or a certain wing of the mine, and the most common ventilator is divided into a centrifugal ventilator and an axial-flow ventilator to ensure normal oxygen supply and ventilation in the mine, avoid the harm to workers due to overlarge gas concentration, provide a safe working environment for the workers, and is important equipment in coal mine operation.
Most of existing ventilators are equipped with air volume adjusting devices, but the existing air volume adjusting devices only can realize fixed angle adjustment, so that the air volume of the ventilator cannot be adjusted freely according to actual conditions, and therefore the ventilator is inconvenient to use, has certain potential safety hazards, and is poor in practicability.
Disclosure of Invention
The utility model aims to provide an air quantity adjusting device of a coal mine ventilator, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: colliery ventilation blower air volume adjusting device, which comprises a housin, the left and right sides fixedly connected with support frame of casing, the last fixed surface of support frame is connected with servo motor, servo motor's output fixedly connected with connecting rod, a plurality of circular slot has been seted up to the inner diapire of casing, the inner wall of circular slot rotates and is connected with the round bar, a plurality of circular through-hole has been seted up to the upper surface of casing, the round bar is located the inside fixed surface of casing and is connected with the regulating plate, the top of round bar runs through circular through-hole and extends to the upper surface of casing, and the fixed surface that the round bar extended to the casing upper surface is connected with the gear, the surperficial transmission of gear is connected with the chain, the fixed surface of gear is connected with spacing dish, the upper surface overlap joint of chain and spacing dish.
Preferably, the bottom end of the connecting rod extends to the lower surface of the support frame and is fixedly connected with the upper surface of the gear.
Preferably, the cross section of each adjusting plate is a parallelogram, and the side surfaces of every two adjacent adjusting plates are mutually overlapped.
Preferably, the upper surface and the inner bottom wall of the support frame are fixedly connected with miniature hydraulic cylinders, and the positions of the two miniature hydraulic cylinders correspond to each other.
Preferably, the opposite ends of the two micro hydraulic cylinders are fixedly connected with rubber extrusion pads.
Preferably, the surface of the connecting rod is fixedly connected with a chuck, and the distance between the upper surface and the lower surface of the chuck and the two rubber extrusion pads is the same.
Advantageous effects
The utility model provides an air quantity adjusting device of a coal mine ventilator, which has the following beneficial effects:
1. this colliery ventilation machine air regulation device, servo motor passes through the connecting rod and drives gear revolve, the gear rotates simultaneously through a plurality of regulating plates of chain and round bar, and then the turned angle of convenient control regulating plate, it is fixed to have effectively solved current air regulation equipment angle of regulation, can't carry out the problem of freely adjusting according to actual conditions, through control servo motor's rotation stroke, can drive the regulating plate and rotate to required angle, this air regulation device's adjustability has been improved, it is more convenient during the use.
2. This colliery ventilation machine air volume adjusting device, servo motor drives the regulating plate when rotating through the connecting rod, the connecting rod also drives the chuck simultaneously and rotates, after the connecting rod rotates to required angle and stops, two miniature pneumatic cylinders drive rubber extrusion pad and remove to the chuck, and compress tightly spacingly with the chuck, avoid the inside wind-force of casing too big to drive servo motor through the regulating plate and rotate by force, cause the problem that servo motor damaged, the stability of regulating plate has been improved, this air volume adjusting device's life has been prolonged.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic view of a partial perspective view of the gear of the present invention;
FIG. 3 is a schematic view of a regulating plate of the present invention in a top-down view.
In the figure: the device comprises a shell 1, a support frame 2, a connecting rod 3, a round rod 4, an adjusting plate 5, a gear 6, a chain 7, a limiting disc 8, a micro hydraulic cylinder 9, a rubber extrusion pad 10 and a chuck 11.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: colliery ventilation machine air volume adjusting device, including casing 1, casing 1's the left and right sides fixedly connected with support frame 2, the last fixed surface of support frame 2 is connected with servo motor, servo motor's output fixedly connected with connecting rod 3.
A plurality of circular slot has been seted up to casing 1's interior diapire, and the inner wall of circular slot rotates and is connected with round bar 4, and the circular through-hole of a plurality of has been seted up to casing 1's upper surface, and round bar 4 is located the inside fixed surface of casing 1 and is connected with regulating plate 5, and regulating plate 5's cross section is parallelogram, the mutual overlap joint of side of every two adjacent regulating plate 5.
The top of round bar 4 runs through circular through-hole and extends to casing 1's upper surface, and round bar 4 extends to the fixed surface of casing 1 upper surface and is connected with gear 6, and the bottom of connecting rod 3 extends to the lower surface of support frame 2 to be connected with gear 6's last fixed surface, gear 6's surperficial transmission is connected with chain 7, gear 6's fixed surface is connected with spacing dish 8, chain 7 and spacing dish 8's upper surface overlap joint.
Servo motor passes through connecting rod 3 and drives gear 6 and rotate, gear 6 rotates simultaneously through 4 a plurality of regulating plates 5 of chain 7 and round bar, and then the turned angle of convenient control regulating plate 5, it is fixed to have effectively solved current air regulation equipment angle of regulation, can't carry out the problem of freely adjusting according to actual conditions, through control servo motor's rotation stroke, can drive regulating plate 5 and rotate to required angle, this air regulation device's controllability has been improved, it is more convenient during the use.
The upper surface and the inner bottom wall of support frame 2 are all fixedly connected with miniature pneumatic cylinder 9, and two miniature pneumatic cylinder 9's position is corresponding, and the equal fixedly connected with rubber dummy block 10 of the looks remote site of two miniature pneumatic cylinders 9.
The surface of the connecting rod 3 is fixedly connected with a chuck 11, and the distance between the upper surface and the lower surface of the chuck 11 and the two rubber extrusion pads 10 is the same.
Servo motor is when driving regulating plate 5 through connecting rod 3 and rotates, connecting rod 3 also drives chuck 11 simultaneously and rotates, after connecting rod 3 rotates to required angle and stops, two miniature pneumatic cylinders 9 drive rubber extrusion pad 10 and remove to chuck 11, and compress tightly spacing with chuck 11, avoid 1 inside wind-force of casing to drive servo motor through regulating plate 5 and rotate by force, cause the problem of servo motor damage, the stability of regulating plate 5 has been improved, this air regulation device's life has been prolonged.
The working principle is as follows: when the ventilator is used and air volume adjustment is needed according to actual needs, the servo motor is turned on through the master controller, the servo motor rotates for a fixed stroke, the adjusting plates 5 can be driven to rotate to required angles through the connecting rods 3, the gears 6 and the round rods 4, and then the air volume is effectively adjusted, because the cross sections of the adjusting plates 5 are parallelogram, the problem of clamping among the adjusting plates 5 can not exist when clockwise rotation is carried out, after the connecting rods 3 rotate to fixed positions, the rubber extrusion pads 10 are driven to extrude the chucks 11 through the two micro hydraulic cylinders 9, the connecting rods 3 are fixed in a limiting way through the chucks 11, the stability of the adjusting plates 5 in an air duct is further improved, the service life of the air volume adjusting device is prolonged, and the air volume adjusting device effectively solves the problem that the adjusting angle of the existing air volume adjusting equipment is fixed, the air quantity can not be adjusted according to the actual condition, the adjustable performance is improved, and the air quantity adjusting device is more convenient to use.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Colliery ventilation machine air regulation device, including casing (1), its characterized in that: the left side and the right side of the shell (1) are fixedly connected with a support frame (2), the upper surface of the support frame (2) is fixedly connected with a servo motor, the output end of the servo motor is fixedly connected with a connecting rod (3), the inner bottom wall of the shell (1) is provided with a plurality of circular grooves, the inner walls of the circular grooves are rotatably connected with a circular rod (4), the upper surface of the shell (1) is provided with a plurality of circular through holes, the surface of the circular rod (4) positioned inside the shell (1) is fixedly connected with an adjusting plate (5), the top end of the circular rod (4) penetrates through the circular through holes and extends to the upper surface of the shell (1), and the round bar (4) extends to the fixed surface of the upper surface of the shell (1) and is connected with a gear (6), the surface of the gear (6) is in transmission connection with a chain (7), the fixed surface of the gear (6) is connected with a limiting disc (8), and the chain (7) is in lap joint with the upper surface of the limiting disc (8).
2. An air volume adjusting device of a coal mine ventilator according to claim 1, characterized in that: the bottom end of the connecting rod (3) extends to the lower surface of the support frame (2) and is fixedly connected with the upper surface of the gear (6).
3. An air volume adjusting device of a coal mine ventilator according to claim 1, characterized in that: the cross section of the adjusting plate (5) is parallelogram, and the side surfaces of every two adjacent adjusting plates (5) are mutually overlapped.
4. An air volume adjusting device of a coal mine ventilator according to claim 1, characterized in that: the upper surface and the inner bottom wall of the support frame (2) are fixedly connected with miniature hydraulic cylinders (9), and the positions of the two miniature hydraulic cylinders (9) are corresponding.
5. An air volume adjusting device of a coal mine ventilator according to claim 4, characterized in that: the opposite ends of the two micro hydraulic cylinders (9) are fixedly connected with rubber extrusion pads (10).
6. An air volume adjusting device of a coal mine ventilator according to claim 1, characterized in that: the surface of the connecting rod (3) is fixedly connected with a chuck (11), and the upper surface and the lower surface of the chuck (11) are the same as the distance between the two rubber extrusion pads (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121540409.4U CN215332952U (en) | 2021-07-08 | 2021-07-08 | Air quantity adjusting device of coal mine ventilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121540409.4U CN215332952U (en) | 2021-07-08 | 2021-07-08 | Air quantity adjusting device of coal mine ventilator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215332952U true CN215332952U (en) | 2021-12-28 |
Family
ID=79565626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121540409.4U Active CN215332952U (en) | 2021-07-08 | 2021-07-08 | Air quantity adjusting device of coal mine ventilator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215332952U (en) |
-
2021
- 2021-07-08 CN CN202121540409.4U patent/CN215332952U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112045745B (en) | Rubber tube continuous equidistant cutting robot and cutting method thereof | |
| CN215332952U (en) | Air quantity adjusting device of coal mine ventilator | |
| CN210137566U (en) | Heat dissipation device for power supply cabinet | |
| CN211306959U (en) | Building construction wall perforating device | |
| CN215864139U (en) | Wall-mounted air source heat pump with dustproof function | |
| CN216857614U (en) | Dust removal equipment for LED spectral therapy apparatus production workshop | |
| CN216548932U (en) | Cable paying-off support device | |
| CN209100345U (en) | A kind of industrial energy saving fan plug-in unit group | |
| CN214192323U (en) | Tower crane with good internal heat dissipation effect | |
| CN108115852A (en) | A kind of grooving apparatus for building body | |
| CN208885574U (en) | A kind of coal mine ventilation and heat equipment | |
| CN113560931A (en) | Intelligent automatic machine tool with automatic tool changing function | |
| CN209312226U (en) | It is a kind of be easy to overhaul solar energy and wireless communication traffic lights | |
| CN210557838U (en) | Pneumatic material blocking device | |
| CN201116107Y (en) | Device for climbing rope | |
| CN113830612A (en) | Flexible brake cable pay-off device based on weight change | |
| CN211172079U (en) | Ventilation unit in wisdom piping lane | |
| CN206320018U (en) | Oil-free air compressor | |
| CN214537305U (en) | Drying device for compact clay bricks | |
| CN110900060A (en) | Internal cutting type pipeline cutting machine | |
| CN204653164U (en) | A kind of glass greenhouse ceiling | |
| CN219567441U (en) | Auxiliary positioning equipment for maintenance of air conditioner | |
| CN110302412B (en) | Air sterilizer using ultraviolet sterilizing lamp | |
| CN219648846U (en) | Chamfering device for friction plate of brake | |
| CN209742945U (en) | Colliery is local fan wind direction adjusting device in pit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |