Spraying device for miner-bolter

Abstract

The utility model belongs to the technical field of driving and bolting machines, and discloses a spraying device for a driving and bolting machine, which comprises a driving mechanism and further comprises an adjusting mechanism arranged on the driving mechanism and used for adjusting the spraying distance in a threaded transmission pushing manner, a spraying mechanism used for adjusting the spraying angle in an electric pushing manner is arranged on one side of the adjusting mechanism, and the driving mechanism comprises a supporting arm. A flange plate is arranged on one side of the supporting arm, a cutting head is arranged on the side, away from the flange plate, of the supporting arm, cutting protrusions are arranged on the surface of the cutting head, and a plurality of cutting teeth are evenly arranged on the cutting protrusions. According to the spraying device for the miner-bolter, the spraying angle is adjusted through electric pushing, the spraying range is indirectly adjusted, the applicability is improved, the spraying distance is adjusted through threaded transmission pushing, the spraying dust removal effect is effectively improved, and the practicability is high. The spraying angle and the spraying distance are adjusted through pushing of the electric push rod in cooperation with threaded transmission, the spraying range is adjusted more conveniently, and the dust removal effect is further improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of anchor digging machines, in particular to a spray device for anchor digging machines. Background Art

[0002] Anchor digger is a kind of mechanical equipment which integrates functions such as tunneling, temporary support and anchor cable support. There are many types of anchor diggers, the most common ones are: fully hydraulic tunneling machine, drum anchor machine, chain tunneling machine, transmission connection anchor machine, crankshaft anchor machine, cutting anchor machine, etc. When the anchor digger is digging, the structure of most anchor diggers is similar, usually including fuselage, power system, hydraulic system, tunneling system and support system. When the anchor digger is digging, a lot of dust will be generated, and dust removal equipment needs to be installed for dust removal.

[0003] In contrast, the Chinese patent with announcement number CN218188671U discloses a spray mechanism for an anchor digger, including an anchor digger rod, on which a dust reduction structure is arranged, the dust reduction structure includes a first connecting piece, a second connecting piece, a diverter pipe, and a nozzle, a plurality of first connecting pieces and a second connecting piece are distributed in an annular manner on the outer side of the anchor digger rod, grooves are arranged at both ends of the first connecting piece, the second connecting pieces are embedded in the grooves, nozzles are arranged on the first connecting piece and the second connecting piece, a water supply pipe is arranged on the nozzle, and a diverter pipe is arranged on the outer side of the anchor digger rod, a plurality of water injection pipes are arranged on the diverter pipe, and one end of the water injection pipe is connected to the water supply pipe.

[0004] However, the above patent has a fixed spray dust removal angle and can only remove dust in a fixed range. It is not very applicable, and the spray distance is not adjustable. When the cutting head digs deeper, the spray distance is closer, which affects the dust removal effect. Therefore, a new device needs to be designed. Utility Model Content

[0005] The purpose of the utility model is to provide a spray device for an anchor digger to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A spray device for an anchor excavator comprises an excavation mechanism and an adjustment mechanism arranged on the excavation mechanism for adjusting the spray distance by threaded transmission. A spray mechanism for electrically driving and adjusting the spray angle is arranged on one side of the adjustment mechanism.

[0008] The adjustment mechanism comprises two guide rods arranged in an upper and lower position, a fixing ring is arranged at one end of the guide rod, a DC motor is arranged at one side of the fixing ring, a screw rod is arranged at the output end of the DC motor, a first mounting plate is arranged between the screw rod and the guide rod, and a plurality of rotating shafts are evenly arranged on the circumference of the first mounting plate;

[0009] The spray mechanism includes an electric push rod, a second mounting plate is installed at the output end of the electric push rod, a plurality of connecting rods are evenly arranged on the circumference of the second mounting plate, a rotating seat is arranged at one end of the connecting rod, an atomizing nozzle is arranged on the top of the rotating seat, and a water inlet pipe is arranged on one side of the atomizing nozzle.

[0010] Furthermore: the excavation mechanism includes a support arm, a flange is provided on one side of the support arm, a cutting head is provided on the side of the support arm away from the flange, a cutting protrusion is provided on the surface of the cutting head, and a plurality of cutting teeth are evenly arranged on the cutting protrusion.

[0011] Furthermore: the flange is connected to the support arm by bolts.

[0012] Furthermore: the fixing ring is bolted to the support arm, and the first mounting plate is slidably connected to the support arm and the guide rod respectively.

[0013] Furthermore: the first mounting plate is threadedly connected to the screw rod, and the screw rod is made of 45 steel.

[0014] Furthermore: the connecting rod is rotatably connected to the rotating seat and the second mounting plate respectively, and the rotating seat is rotatably connected to the rotating shaft.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The spray angle can be adjusted by electric push, which indirectly adjusts the spray range and improves applicability;

[0017] 2. The setting of the spray distance is adjusted by screw transmission, which effectively improves the spray dust removal effect;

[0018] 3. The spray angle and spray distance can be adjusted by the electric push rod and threaded transmission, which makes it more convenient to adjust the spray range and further improves the dust removal effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of a spray device for an anchor digger according to the utility model;

[0020] Figure 2 It is an axonometric diagram of a digging mechanism of a spray device for an anchor digger according to the utility model;

[0021] Figure 3 It is a schematic diagram of the structure of the regulating mechanism of the spray device for the anchor digger described in the utility model;

[0022] Figure 4 The utility model is a schematic diagram of the spray mechanism structure of a spray device for an anchor digger.

[0023] In the accompanying drawings, 101, support arm; 102, flange; 103, cutting head; 104, cutting protrusion; 105, cutting tooth; 201, guide rod; 202, fixing ring; 203, DC motor; 204, screw rod; 205, first mounting plate; 206, rotating shaft; 301, electric push rod; 302, second mounting plate; 303, connecting rod; 304, rotating seat; 305, atomizing nozzle; 306, water inlet pipe. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-Figure 4 A spray device for an anchor boring machine includes a digging mechanism and an adjusting mechanism arranged on the digging mechanism for adjusting the spray distance by threaded transmission. A spray mechanism for electrically driving and adjusting the spray angle is arranged on one side of the adjusting mechanism.

[0026] In this embodiment: the excavation mechanism includes a support arm 101, a flange 102 is provided on one side of the support arm 101, a cutting head 103 is provided on the side of the support arm 101 away from the flange 102, a cutting protrusion 104 is provided on the surface of the cutting head 103, and a plurality of cutting teeth 105 are evenly provided on the cutting protrusion 104. The flange 102 is bolted to the support arm 101, and the flange 102 supports the cutting head 103 through the support arm 101 to rotate and drive the cutting teeth 105 to rotate and cooperate with the cutting protrusion 104 to excavate forward;

[0027] In this embodiment: the adjustment mechanism includes two guide rods 201 arranged up and down, a fixing ring 202 is arranged at one end of the guide rod 201, a DC motor 203 is arranged on one side of the fixing ring 202, a screw rod 204 is installed at the output end of the DC motor 203, a first mounting disk 205 is arranged between the screw rod 204 and the guide rod 201, a plurality of rotating shafts 206 are evenly arranged on the circumference of the first mounting disk 205, the fixing ring 202 is bolted to the support arm 101, the first mounting disk 205 is slidably connected to the support arm 101 and the guide rod 201 respectively, the first mounting disk 205 is threadedly connected to the screw rod 204, the screw rod 204 is made of 45# steel, the DC motor 203 rotates to drive the screw rod 204 to rotate under the support of the fixing ring 202, and pushes the first mounting disk 205 to move axially along the guide rod 201 under the support and guidance of the guide rod 201 to adjust the spray distance;

[0028] In this embodiment: the spray mechanism includes an electric push rod 301, a second mounting disk 302 is installed at the output end of the electric push rod 301, a plurality of connecting rods 303 are evenly arranged on the circumference of the second mounting disk 302, a rotating seat 304 is arranged at one end of the connecting rod 303, an atomizing nozzle 305 is arranged on the top of the rotating seat 304, and a water inlet pipe 306 is arranged on one side of the atomizing nozzle 305. The connecting rod 303 is rotatably connected with the rotating seat 304 and the second mounting disk 302 respectively, and the rotating seat 304 is rotatably connected with the rotating shaft 206. The electric push rod 301 is telescopic to push the second mounting disk 302 to push the rotating seat 304 to rotate under the fixed support of the rotating shaft 206 through the connecting rod 303, thereby driving the atomizing nozzle 305 to adjust the spray inclination angle and indirectly adjust the size of the spray range. The water inlet pipe 306 is connected to an external water source, and the dust generated during the excavation process is eliminated by spraying through the atomizing nozzle 305.

[0029] Working principle: The flange 102 supports the cutting head 103 to rotate through the support arm 101, driving the cutting teeth 105 to rotate and cooperate with the cutting protrusion 104 to advance forward. At the same time, the DC motor 203 rotates to drive the screw 204 to rotate under the support of the fixed ring 202, pushing the first mounting plate 205 to move axially along the guide rod 201 under the support and guidance of the guide rod 201 to adjust the spray distance. The electric push rod 301 telescopes and pushes the second mounting plate 302 to push the rotating seat 304 to rotate under the fixed support of the rotating shaft 206 through the connecting rod 303, driving the atomizing nozzle 305 to adjust the spray inclination angle, and indirectly adjusting the size of the spray range. The water inlet pipe 306 is connected to an external water source, and the dust generated during the excavation process is eliminated through the spray of the atomizing nozzle 305.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A spray device for an anchor drill, comprising a drilling mechanism, characterized in that: It also includes an adjustment mechanism for adjusting the spray distance by threaded transmission provided on the excavation mechanism, and a spray mechanism for electrically driving and adjusting the spray angle provided on one side of the adjustment mechanism; The adjustment mechanism comprises two guide rods (201) arranged one above the other, a fixing ring (202) being arranged at one end of the guide rod (201), a DC motor (203) being arranged at one side of the fixing ring (202), a screw rod (204) being installed at the output end of the DC motor (203), a first mounting plate (205) being arranged between the screw rod (204) and the guide rod (201), and a plurality of rotating shafts (206) being evenly arranged around the circumference of the first mounting plate (205); The spray mechanism comprises an electric push rod (301), a second mounting plate (302) being mounted on the output end of the electric push rod (301), a plurality of connecting rods (303) being evenly arranged on the circumference of the second mounting plate (302), a rotating seat (304) being arranged at one end of the connecting rod (303), an atomizing nozzle (305) being arranged at the top of the rotating seat (304), and a water inlet pipe (306) being arranged at one side of the atomizing nozzle (305).

2. A spray device for anchor digger according to claim 1, characterized in that: The excavation mechanism comprises a support arm (101), a flange (102) being provided on one side of the support arm (101), a cutting head (103) being provided on the side of the support arm (101) away from the flange (102), a cutting protrusion (104) being provided on the surface of the cutting head (103), and a plurality of cutting teeth (105) being evenly arranged on the cutting protrusion (104).

3. A spray device for anchor digger according to claim 2, characterized in that: The flange (102) is bolted to the support arm (101).

4. A spray device for an anchor miner according to claim 2, characterized in that: The fixing ring (202) is bolted to the support arm (101), and the first mounting plate (205) is slidably connected to the support arm (101) and the guide rod (201) respectively.

5. The spray device for anchor digger according to claim 1, characterized in that: The first mounting plate (205) is threadedly connected to the screw rod (204), and the screw rod (204) is made of No. 45 steel.

6. The spray device for anchor digger according to claim 1, characterized in that: The connecting rod (303) is rotatably connected to the rotating seat (304) and the second mounting plate (302) respectively, and the rotating seat (304) is rotatably connected to the rotating shaft (206).

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