CN217287733U

CN217287733U - Gear swing rod type automatic spraying device for rubber belt conveyor

Info

Publication number: CN217287733U
Application number: CN202221057169.7U
Authority: CN
Inventors: 赵凤; 陈维科; 王鹏; 田斌; 王浩; 张华�; 马海荣; 卢小勇; 王雄涛
Original assignee: Huating Coal Industry Group Co ltd
Current assignee: Huating Coal Industry Group Co ltd
Priority date: 2022-05-06
Filing date: 2022-05-06
Publication date: 2022-08-26
Anticipated expiration: 2032-05-06

Abstract

The utility model discloses an automatic atomizer of gear pendulum rod formula for band conveyer, including installing in install the install bin and the shower at band conveyer top, the welding has two fixed frames on the inner wall of install bin top, and slidable mounting has the rack on the inner wall of two fixed frames, it is connected with the gear to rotate on the inner wall of install bin one side, wheel and rack meshing, and the lower part welding of gear has the pendulum rod, the lower part welding of pendulum rod has the fender harrow. The utility model discloses can accomplish the valve when having the coal cinder, gangue etc. to carry at rubber belt conveyor, the valve is opened, when no coal cinder, gangue etc. carry at rubber belt conveyor, return spring pulls back the normal position with the pendulum rod, thereby make the valve close, whole automatic spraying device comprises mechanical structure, stability is higher, not only can open the damping telescopic link as the handle to the valve and the closed cushioning effect that can also start the control valve rod to the valve, reduce the life of the valve rod of extension valve.

Description

Gear swing rod type automatic spraying device for rubber belt conveyor

Technical Field

The utility model relates to a dust fall technical field is carried in the colliery, especially relates to an automatic atomizer of gear pendulum rod formula for rubber belt conveyor.

Background

Coal can generate a large amount of coal dust in the processes of production, transportation and unloading, and the coal dust is diffused in air, so that the coal dust is extremely harmful to human health and even can cause coal dust explosion. In recent years, various mines adopt different modes to spray and reduce dust along the coal flow transportation line by using an electric control automatic spraying device, but the electric control automatic spraying has many defects, such as small installation range, high failure rate, easy damage of an electric stop valve, large maintenance amount, high economic cost and the like.

In prior art, the dust fall in the main haulage tunnel is mainly realized the dust fall by the valve of manual opening dustproof spraying pipeline, though can play certain dustproof effect, but also has several shortcomings:

firstly, the main conveying roadway is long, post personnel are generally arranged at the machine head, the machine tail and the main unloading point, after the equipment is started, the post personnel can only start the nearby spraying device, other spraying devices arranged along the line cannot be started in time, and the spraying devices arranged at the machine head and the machine tail are only started, so that the synchronous starting of the spraying devices along the coal flow cannot be ensured, and the coal dust flying along the conveying line can be caused;

secondly, after the spraying device is opened, when the belt conveyor does not run, the water valve is still in a normally open state, so that a large amount of water and water resources are accumulated in the roadway and waste is caused, and the coal quality is also influenced;

thirdly, independently using a spraying device on a plurality of main transportation roadways, installing a main valve at a machine head, opening the main valve by post personnel when the rubber belt conveyor is started, spraying water by the spraying device along the line, but having higher cost for installing a special pipeline;

and fourthly, touch automatic spraying is used in partial areas, but due to the fact that materials are few, the touch automatic spraying cannot be started normally, or a large piece of gangue touches, and the sensor is prone to being frequently damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a gear swing link type automatic spraying device for a rubber belt conveyor.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a gear swing rod type automatic spraying device for a rubber belt conveyor comprises a mounting box and a spraying pipe, wherein the mounting box and the spraying pipe are mounted at the top of the rubber belt conveyor, two fixing frames are welded on the inner wall of the top of the mounting box, racks are slidably mounted on the inner walls of the two fixing frames, a gear is rotatably connected to the inner wall of one side of the mounting box, the gear is meshed with the racks, a swing rod is welded on the lower portion of the gear, and a rake is welded on the lower portion of the swing rod;

a support frame is welded on the inner wall of one side of the installation box, a valve is fixed in the support frame, a damping telescopic rod is inserted and fixed on a valve rod of the valve, and the damping telescopic rod is hinged with one end, close to the valve, of the rack;

the two ends of the valve are respectively connected with a water inlet pipe and a water outlet pipe, the water outlet pipe is connected with a spray pipe, and the bottom of the spray pipe is screwed with atomizing nozzles which are distributed equidistantly.

Preferably, a gantry support is welded to the top of the installation box, supporting rods are fixed to the outer walls of the two ends of the spraying pipe, fixing pieces are welded to the two ends of the bottom of the gantry support and the bottoms of the two supporting rods, and the fixing pieces are fixedly connected with a frame of the rubber belt conveyor through bolts.

Preferably, the outer wall of the swing rod and the inner wall of one side of the installation box are both welded with fixing rings, and the two fixing rings are hung with return springs.

Preferably, the lower part of the installation box is opened, and an avoiding groove matched with the rack specification is formed in the outer wall of one side of the installation box.

Preferably, the top inner wall and the bottom inner wall of the fixed frame are both provided with sliding grooves, the top outer wall and the bottom outer wall of the rack are both welded with sliding blocks, and the sliding blocks are in sliding connection with the inner walls of the sliding grooves.

Preferably, the outer wall of the installation box is provided with two through holes, and the water inlet pipe and the water outlet pipe respectively penetrate through the two through holes.

The utility model has the advantages that:

1. a gap is reserved between the blocking rake and a conveying belt of the rubber belt conveyor, so that coal blocks, coal gangue and the like can impact the blocking rake when conveyed on the rubber belt conveyor, the blocking rake drives the gear to deflect and drives the rack to move horizontally, when the coal blocks, the coal gangue and the like are conveyed by the rubber belt conveyor, the valve is opened, when no coal block, coal gangue and the like are conveyed by the rubber belt conveyor, the return spring pulls the swing rod back to the original position, so that the valve is closed, and the whole automatic spraying device is composed of a mechanical structure and has higher stability;

2. the valve rod through damping telescopic link and valve is connected, not only can open the valve with the damping telescopic link as the handle and closed can also start a cushioning effect to the control valve rod of valve, reduces the life of the valve rod of extension valve.

Drawings

Fig. 1 is a schematic view of a structure of a gear swing rod type automatic spraying device for a belt conveyor according to the present invention (the arrow direction in the figure is the transportation direction of coal blocks and coal gangue);

fig. 2 is a schematic side sectional structure view of an installation box and a swing rod of the gear swing rod type automatic spraying device for the belt conveyor of the present invention;

fig. 3 is a schematic view of the vertical cross-sectional structure of the fixing frame and the rack of the gear swing link type automatic spraying device for the belt conveyor according to the present invention;

fig. 4 is the utility model provides a connection structure sketch map of valve and connecting rod of gear pendulum rod formula automatic spraying device for rubber belt conveyor.

In the figure: the device comprises an installation box 1, a spray pipe 2, a gantry support 3, a support rod 4, a fixing plate 5, a fixing frame 6, a rack 7, a gear 8, a swing rod 9, a rake 10, a support frame 11, a valve 12, a damping telescopic rod 13, a water inlet pipe 14, a water outlet pipe 15, a return spring 16, a sliding groove 17, a sliding block 18, an atomizing nozzle 19 and an evasion groove 20.

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.

Embodiment 1, refer to fig. 1-4, a gear swing link type automatic spraying device for a belt conveyor, includes an installation box 1 and a spray pipe 2 installed at the top of the belt conveyor, two fixed frames 6 are welded on the inner wall of the top of the installation box 1, racks 7 are installed on the inner walls of the two fixed frames 6 in a sliding manner, a gear 8 is connected on the inner wall of one side of the installation box 1 in a rotating manner, the gear 8 is meshed with the racks 7, a swing link 9 is welded on the lower portion of the gear 8, a rake 10 is welded on the lower portion of the swing link 9, and the rake 10 is conveyed and impacted on the belt conveyor through coal briquettes, coal gangue and the like, so that the rake 10 drives the gear 8 to deflect, thereby moving the racks 7;

a supporting frame 11 is welded on the inner wall of one side of the installation box 1, a valve 12 is fixed inside the supporting frame 11, a damping telescopic rod 13 is inserted and fixed on a valve rod of the valve 12, the damping telescopic rod 13 is hinged with one end, close to the valve 12, of the rack 7, and the rack 7 moves horizontally to drive the damping telescopic rod 13 to rotate, so that when the valve is conveyed by a belt conveyor, coal briquettes, coal gangue and the like, the valve is opened, a buffering effect can be started on a control valve rod of the valve 12 through the damping telescopic rod 13, and the service life of the valve rod of the valve 12 is prolonged;

the two ends of the valve 12 are respectively connected with a water inlet pipe 14 and a water outlet pipe 15, the water outlet pipe 15 is connected with the spray pipe 2, and the bottom of the spray pipe 2 is screwed with the atomizing nozzles 19 which are distributed equidistantly.

The welding of the top of install bin 1 has gantry support 3, and the both ends outer wall of shower 2 all is fixed with bracing piece 4, and the bottom both ends of gantry support 3 and the bottom of two spinal branch vaulting poles 4 all have welded stationary blade 5, and stationary blade 5 passes through bolt and rubber belt conveyor's frame fixed connection.

The outer wall of the swing rod 9 and the inner wall of one side of the installation box 1 are respectively welded with a fixing ring, return springs 16 are hung on the two fixing rings, and when no coal blocks, coal gangue and the like are conveyed by a rubber belt conveyor, the return springs 16 pull the swing rod 9 back to the original position, so that the valve is closed.

Example 2:

the embodiment is optimized on the basis of embodiment 1, and specifically comprises the following steps:

the lower part opening of installing box 1, it dodges groove 20 to open on the outer wall of installing box 1 one side have with 7 specification looks adaptations of rack, spout 17 has all been opened on the top inner wall of fixed frame 6 and the bottom inner wall, slider 18 has all been welded on the top outer wall of rack 7 and the bottom outer wall, slider 18 and spout 17's inner wall sliding connection, it has two through-holes to open on the outer wall of installing box 1, inlet tube 14 and outlet pipe 15 run through two through-holes respectively, thereby rack 7 removes smoothly, can not produce the hindrance.

The working principle is as follows: the lower part of the swing rod 9 is welded with a rake stop 10, a gap of 1cm-2cm is reserved between the rake stop 10 and a conveying belt of a belt conveyor, coal blocks, coal gangue and the like can collide with the rake stop 10 when conveyed on the belt conveyor, so that the rake stop 10 drives a gear 8 to deflect and drives a rack 7 to move horizontally, a valve is opened when the valve is conveyed by the belt conveyor, and when no coal block exists, coal gangue and the like are conveyed by the belt conveyor, a return spring 16 pulls the swing rod 9 back to the original position, so that the valve is closed, the whole automatic spraying device is composed of a mechanical structure, and the stability is higher.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The gear swing rod type automatic spraying device for the rubber belt conveyor comprises a mounting box (1) and a spraying pipe (2) which are mounted at the top of the rubber belt conveyor, and is characterized in that two fixed frames (6) are welded on the inner wall of the top of the mounting box (1), racks (7) are slidably mounted on the inner walls of the two fixed frames (6), a gear (8) is rotatably connected to the inner wall of one side of the mounting box (1), the gear (8) is meshed with the racks (7), a swing rod (9) is welded on the lower portion of the gear (8), and a blocking rake (10) is welded on the lower portion of the swing rod (9);

a supporting frame (11) is welded on the inner wall of one side of the installation box (1), a valve (12) is fixed inside the supporting frame (11), a damping telescopic rod (13) is inserted and fixed on a valve rod of the valve (12), and the damping telescopic rod (13) is hinged with one end, close to the valve (12), of the rack (7);

the two ends of the valve (12) are respectively connected with a water inlet pipe (14) and a water outlet pipe (15), the water outlet pipe (15) is connected with the spray pipe (2), and the bottom of the spray pipe (2) is screwed with atomizing nozzles (19) which are distributed equidistantly.

2. The gear swing rod type automatic spraying device for the belt conveyor as claimed in claim 1, wherein a gantry support (3) is welded on the top of the mounting box (1), the outer walls of the two ends of the spray pipe (2) are respectively fixed with a support rod (4), the two ends of the bottom of the gantry support (3) and the bottoms of the two support rods (4) are respectively welded with a fixing piece (5), and the fixing pieces (5) are fixedly connected with a frame of the belt conveyor through bolts.

3. The gear swing rod type automatic spraying device for the belt conveyor as claimed in claim 1, wherein fixing rings are welded on the outer wall of the swing rod (9) and the inner wall of one side of the mounting box (1), and return springs (16) are hung on the two fixing rings.

4. The gear swing rod type automatic spraying device for the belt conveyor as claimed in claim 1, wherein the lower part of the mounting box (1) is open, and an avoiding groove (20) matched with the specification of the rack (7) is formed in the outer wall of one side of the mounting box (1).

5. The automatic spraying device with the gear swing rod for the belt conveyor as claimed in claim 1, wherein the top inner wall and the bottom inner wall of the fixed frame (6) are both provided with sliding grooves (17), the top outer wall and the bottom outer wall of the rack (7) are both welded with sliding blocks (18), and the sliding blocks (18) are slidably connected with the inner walls of the sliding grooves (17).

6. The automatic spraying device of a gear swing rod type for a belt conveyor as claimed in claim 1, wherein the outer wall of the mounting box (1) is provided with two through holes, and the water inlet pipe (14) and the water outlet pipe (15) respectively penetrate through the two through holes.