Simple dust catching device for heading machine

Abstract

The utility model provides a simple dust catching device for a heading machine, and belongs to the technical field of heading machines. Comprising a mounting main body and further comprises a storage frame and a dust catching mechanism, the storage frame is rotationally connected to the top of the mounting main body, the dust catching mechanism is arranged at the top of the mounting main body and used for catching dust, and the storage frame is matched with the dust catching mechanism when the top of the dust catching mechanism is blocked in the moving process of the heading machine. The abutting strips abut against the rolling wheels, the sliding rods are pushed to slide in the sliding barrels, the buffer springs are stretched, and when the spraying frame, the first supporting arm, the second supporting arm and the storage frame can be pushed to reset through the restoring force of the two buffer springs when the spraying frame moves to the area with the normal height in a hole; therefore, the phenomenon that the spraying frame installed on the cutting head collides with the top in the tunnel due to the fact that the top space of the heading machine is small is avoided, deformation or breakage of the dust catching mechanism is avoided, and the dust catching effect of the dust catching device is prevented from being affected.

Description

TECHNICAL FIELD

[0001] The utility model relates to a heading machine technical field, especially a kind of simple dust catcher for heading machine. BACKGROUND

[0002] At present, heading machine dust removal mainly relies on water high-pressure spray and dust suction mode, but the impact dust concentration of rock breaking moment is high, and diffusion is fast, and traditional spray is difficult to fully wet dust in a short time, and simultaneously dust suction equipment cannot fully suck the diffused dust in time, leading to dust diffusion to rear operation area, threatening personnel health, therefore, the present application provides a kind of simple dust catcher for heading machine to meet the needs.

[0003] Simple dust catcher is mostly used with dust suction equipment, installed behind heading machine cutting head, dust suction port is arranged on the side of dust catcher, mainly controls dust far from nearby dust suction equipment of cutting head, directly intercepts dust generated in cutting process, the size of simple dust catcher installed on heading machine is generally fixed, when heading machine moves in cutting process, the phenomenon of collision between dust catcher installed on cutting head and hole top will occur due to small space on the top of heading machine, thus easily causing deformation or fracture of support frame of dust catcher, affecting dust catching effect of dust catcher, and practicality is low. UTILITY MODEL CONTENT

[0004] The utility model solves the technical problem that simple dust catcher for heading machine is provided to solve the technical problem that the phenomenon of collision between dust catcher installed on cutting head and hole top will occur due to small space on the top of heading machine when heading machine moves in cutting process, thus easily causing deformation or fracture of support frame of dust catcher, affecting dust catching effect of dust catcher.

[0005] To solve the above technical problems, the utility model provides the following technical scheme:

[0006] A kind of simple dust catcher for heading machine, including installation main body, further include:

[0007] Storage frame, the storage frame rotationally connects at installation main body top;

[0008] Dust catcher mechanism, the dust catcher mechanism is arranged at installation main body top, the dust catcher mechanism is used to catch dust, and storage frame cooperates with dust catcher mechanism, when installation main body top is blocked when heading machine moves, the resistance received by dust catcher mechanism can be transmitted to storage frame, so that storage frame moves in installation main body top and makes dust catcher mechanism overall inclination;

[0009] A buffer mechanism is arranged on the back of the mounting body, cooperates with the dust collecting mechanism, and is used for resetting the tilted dust collecting mechanism after losing resistance on the top of the dust collecting mechanism.

[0010] Preferably, two mounting rods are fixedly connected to the bottom of the mounting body, two extension clamping plates are fixedly connected to the bottom of the storage rack, and the two extension clamping plates are distributed on opposite sides of the mounting body.

[0011] Preferably, the dust collecting mechanism comprises a first supporting arm rotatably connected to the left side of the storage rack, and a second supporting arm rotatably connected to the right side of the storage rack and staggered with the first supporting arm, and the lengths of the first supporting arm and the second supporting arm are less than the length of the internal space of the storage rack.

[0012] Preferably, a spraying rack is detachably mounted on the end of the back of the second supporting arm away from the storage rack, and the spraying rack is detachably connected to the front of the first supporting arm, two water pipe connectors are fixedly connected to the back of the spraying rack, and two groups of spraying heads are arranged on the side of the spraying rack away from the water pipe connectors.

[0013] Preferably, a resisting strip is fixedly connected to the bottom of the spraying rack, and two contact wheel frames are fixedly connected to the top of the spraying rack.

[0014] Preferably, the dust collecting mechanism further comprises two mounting strips, one of which is detachably mounted on the same side of the connection between the second supporting arm and the spraying rack, the other of which is detachably mounted on the same side of the connection between the first supporting arm and the spraying rack, a dust collecting net is fixedly connected between the two mounting strips, and the top of the dust collecting net is connected to the bottom of the spraying rack by screws.

[0015] Preferably, the buffer mechanism comprises two mounting sleeves, the two mounting sleeves are respectively sleeved on the outer walls of the two mounting rods, the top of each of the two mounting sleeves is fixedly connected with a connecting strip, and the top of each of the two connecting strips is fixedly connected with a sliding cylinder.

[0016] A sliding rod is slidably connected in each of the two sliding cylinders, a roller is rotatably connected to the end of the sliding rod close to the resisting strip, and a buffer spring is fixedly connected between the side of the sliding rod away from the resisting strip and the sliding cylinder.

[0017] Compared with the prior art, the utility model has at least the following beneficial effects:

[0018] In the above scheme, when the contact wheel frame abuts against the roof during the forward movement of the tunneling machine, the spray frame, the first support arm, the second support arm and the storage frame are pushed to tilt backward, so that the height of the device can be automatically reduced, the device can pass through the low-height hole, and the abutting bar abuts against the roller, the sliding rod is pushed to slide in the sliding cylinder, and the buffer spring is stretched, when the device moves to the area with normal height in the hole, the spray frame, the first support arm, the second support arm and the storage frame are pushed to reset by the restoring force of the two buffer springs, so that the phenomenon that the spray frame installed on the cutting head collides with the roof in the hole due to the small space at the top of the tunneling machine is avoided, the deformation or breakage of the dust catching mechanism is avoided, and the dust catching effect of the dust catching device is avoided.

[0019] The abutting bar abuts against the roller, so that the buffer mechanism and the dust catching mechanism can be supported as a whole during normal use of the device, the phenomenon that the connection between the storage frame and the installation main body moves greatly during normal operation of the storage frame is avoided, the stability of the device during normal use is improved, and the device is shaken forward and backward due to inertia or vibration during the operation of the tunneling machine, when the inertia force is large, the abutting bar suddenly applies a backward pushing force to the roller, the sliding rod is pushed to slide in the sliding cylinder, the buffer spring is stretched, and the connection between the storage frame and the installation main body is quickly reset by the restoring force of the buffer spring, so that a large force is generated on the device, dust on the dust catching net is shaken down, the dust catching net can be cleaned intermittently, the dust catching effect is not affected by too much dust adsorbed, and the practicability of the device is improved. BRIEF DESCRIPTION OF DRAWINGS

[0020] The drawings constituting part of the specification show embodiments of the present disclosure, and together with the specification further serve to explain the principles of the present disclosure, and enable a person skilled in the relevant art to implement and use the present disclosure.

[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0022] Figure 2 It is a schematic diagram of the back structure of the utility model;

[0023] Figure 3 It is a schematic diagram of the installation main body and the dust catching mechanism of the utility model;

[0024] Figure 4 It is a schematic diagram of the dust catching mechanism structure of the utility model;

[0025] Figure 5 It is a schematic diagram of the buffer mechanism structure of the utility model.

[0026] REFERENCE NUMERALS

[0027] 1, installation main body; 101, installation rod; 102, storage rack; 103, extension holding plate; 2, dust catching mechanism; 201, first support arm; 202, second support arm; 203, spray rack; 204, water pipe connector; 205, resistance strip; 206, contact wheel frame; 207, installation strip; 208, dust catching net; 3, buffer mechanism; 301, installation sleeve; 302, connecting strip; 303, sliding cylinder; 304, sliding rod; 305, roller; 306, buffer spring.

[0028] As shown in the drawings, in order to clearly realize the structure of the embodiment of the utility model, specific structures and devices are marked in the drawings, but this is only for the need of illustration, and is not intended to limit the utility model in the specific structure, device and environment, according to the specific need, the ordinary skilled in the art can adjust or modify these devices and environment, and the adjustment or modification still includes in the scope of the appended claims. DETAILED DESCRIPTION

[0029] The utility model provides a simple dust catching device for heading machine in combination with the drawings and specific embodiment. At the same time, it is explained here that in order to make the embodiment more detailed, the following embodiment is the best, preferred embodiment, and other alternative ways can also be used by the skilled in the art to implement for some known technology, and the part of the drawings is only for more specific description of the embodiment, and does not aim at the specific limitation of the utility model.

[0030] As Figures 1-5 The embodiment of the utility model provides a simple dust catching device for heading machine, which comprises an installation main body 1, further comprising: a storage rack 102, the storage rack 102 is rotationally connected at the top of the installation main body 1, two installation rods 101 are fixedly connected at the bottom of the installation main body 1, two extension holding plates 103 are fixedly connected at the bottom of the storage rack 102, and the two extension holding plates 103 are distributed on the opposite sides of the installation main body 1.

[0031] The dust collecting mechanism 2 is arranged on the top of the mounting body 1, and is used for dust collection. When the top of the dust collecting mechanism 2 is blocked during the movement of the tunneling machine, the resistance of the dust collecting mechanism 2 is transmitted to the storage frame 102, so that the storage frame 102 moves on the top of the mounting body 1 and the whole dust collecting mechanism 2 is inclined. The dust collecting mechanism 2 comprises a first supporting arm 201 rotatably connected to the left side of the storage frame 102. A second supporting arm 202 is rotatably connected to the right side of the storage frame 102 and is staggered with the first supporting arm 201. The lengths of the first supporting arm 201 and the second supporting arm 202 are less than the length of the internal space of the storage frame 102. A spray frame 203 is detachably installed on the end of the second supporting arm 202 away from the storage frame 102. The spray frame 203 is detachably connected to the front of the first supporting arm 201. When the contact wheel frame 206 contacts the top of the hole during the forward movement of the tunneling machine, the spray frame 203, the first supporting arm 201, the second supporting arm 202 and the storage frame 102 are pushed to incline backward, so that the height of the device is automatically reduced, and the device is convenient to pass through the hole with low height.

[0032] The back of the spray frame 203 is fixedly connected with two water pipe connectors 204. Two groups of spray heads are arranged on the side of the spray frame 203 away from the water pipe connectors 204. A resistance strip 205 is fixedly connected to the bottom of the spray frame 203. Two contact wheel frames 206 are fixedly connected to the top of the spray frame 203. The dust collecting mechanism 2 further comprises two installation strips 207. One of the installation strips 207 is detachably installed on the same side of the connection between the second supporting arm 202 and the spray frame 203. The other installation strip 207 is detachably installed on the same side of the connection between the first supporting arm 201 and the spray frame 203. A dust collecting net 208 is fixedly connected between the two installation strips 207. The top of the dust collecting net 208 is connected to the bottom of the spray frame 203 by screws. The two installation strips 207 are installed on the first supporting arm 201 and the second supporting arm 202 respectively, so that the dust collecting net 208 between the two installation strips 207 is stretched. When the dust collecting net 208 is damaged, the installation strip 207 and the dust collecting net 208 can be removed and replaced. The water mist is sprayed through the spray heads on the spray frame 203 to reduce dust by connecting the water inlet hose through the water pipe connectors 204.

[0033] The buffering mechanism 3 is arranged on the back of the mounting body 1, cooperates with the dust catching mechanism 2, and is used for resetting the inclined dust catching mechanism 2 after losing resistance on the top of the dust catching mechanism 2. The buffering mechanism 3 comprises two mounting sleeve pieces 301 which are sleeved on the outer walls of the two mounting rods 101 respectively, two connecting strips 302 which are fixedly connected to the top of each of the two mounting sleeve pieces 301, two sliding cylinders 303 which are fixedly connected to the top of each of the two connecting strips 302, two sliding rods 304 which are slidingly connected in the sliding cylinder 303, a roller 305 which is rotatably connected to one end of the sliding rods 304 between the two sliding rods 304 and close to the abutting strip 205, and buffering springs 306 which are fixedly connected between the side of the sliding rod 304 away from the abutting strip 205 and the sliding cylinder 303. The abutting strip 205 abuts against the roller 305, the sliding rod 304 slides in the sliding cylinder 303 and the buffering spring 306 is stretched by pushing, and the spraying frame 203, the first supporting arm 201, the second supporting arm 202 and the storage frame 102 can be reset by the restoring force of the two buffering springs 306 when moving to the area with normal height in the hole.

[0034] Working principle: When the contact wheel frame 206 abuts against the top of the hole during the forward movement of the tunneling machine, the spraying frame 203, the first supporting arm 201, the second supporting arm 202 and the storage frame 102 are pushed to incline backward, so that the height of the device can be automatically reduced, the device can pass through the hole with low height, the abutting strip 205 abuts against the roller 305, the sliding rod 304 slides in the sliding cylinder 303 and the buffering spring 306 is stretched by pushing, and the spraying frame 203, the first supporting arm 201, the second supporting arm 202 and the storage frame 102 can be reset by the restoring force of the two buffering springs 306 when moving to the area with normal height in the hole.

[0035] The abutting strip 205 abuts against the roller 305, so that the buffering mechanism 3 and the dust catching mechanism 2 can be supported as a whole during normal use of the device, the connection between the storage frame 102 and the mounting body 1 is prevented from moving greatly during normal operation of the device, the stability of the device during normal use is improved, the device is shaken forward and backward due to inertia or vibration during operation of the tunneling machine, the abutting strip 205 suddenly applies a backward pushing force to the roller 305 when the inertia force is large, the sliding rod 304 slides in the sliding cylinder 303 and the buffering spring 306 is stretched, the storage frame 102 and the mounting body 1 are quickly reset by the restoring force of the buffering spring 306, so that a large force is generated on the device, dust adsorbed on the dust catching net 208 can be shaken down, and the dust catching net 208 can be cleaned intermittently.

[0036] The utility model covers any alternative, modification, equivalent method and scheme in the essence and range of the utility model. In order to make the public have the thorough understanding of the utility model, the specific details are explained in the above preferred embodiment of the utility model, and the utility model can also be completely understood without the description of these details to the person skilled in the art.

[0037] The above is only the preferred embodiment of the utility model, and it should be pointed out that, for ordinary skilled person in the art, without departing from the principle of the utility model, a number of improvements and refinements can be made, and these improvements and refinements should also be regarded as the protection scope of the utility model.

Claims

1. A simple dust catching device for a heading machine, comprising a mounting body (1), characterized in that, Also include: The storage rack (102) is rotatably connected at the top of the mounting body (1); The dust collection mechanism (2) is provided at the top of the mounting body (1), the dust collection mechanism (2) is used for dust collection, and the storage rack (102) is matched with the dust collection mechanism (2). When the top of the dust collection mechanism (2) is blocked during the movement of the tunneling machine, the resistance of the dust collection mechanism (2) is transmitted to the storage rack (102), so that the storage rack (102) is movable on the top of the mounting body (1) to make the whole dust collection mechanism (2) tilt; The buffer mechanism (3) is provided on the back of the mounting body (1), the buffer mechanism (3) is matched with the dust collection mechanism (2), and is used for resetting the tilted dust collection mechanism (2) after the top of the dust collection mechanism (2) loses resistance.

2. The simple dust collecting device for a tunneling machine according to claim 1, characterized by The bottom of the mounting body (1) is fixedly connected with two mounting rods (101), the bottom of the storage rack (102) is fixedly connected with two extension clamping plates (103), and the two extension clamping plates (103) are distributed on the opposite sides of the mounting body (1).

3. The simple dust collecting device for a tunneling machine according to claim 2, characterized by The dust collection mechanism (2) comprises a first supporting arm (201), the first supporting arm (201) is rotatably connected to the left side of the storage rack (102), the right side of the storage rack (102) is rotatably connected with a second supporting arm (202), and the second supporting arm (202) is staggered with the first supporting arm (201). The length of the first supporting arm (201) and the second supporting arm (202) is less than the length of the internal space of the storage rack (102).

4. The simple dust collecting device for a heading machine according to claim 3, characterized in that The end of the second supporting arm (202) away from the back of the storage rack (102) is detachably mounted with a spraying frame (203), and the spraying frame (203) is detachably connected with the front of the first supporting arm (201). The back of the spraying frame (203) is fixedly connected with two water pipe connectors (204), and the side of the spraying frame (203) away from the water pipe connector (204) is provided with two groups of spray heads.

5. The simple dust collecting device for a tunneling machine according to claim 4, characterized by The bottom of the spraying frame (203) is fixedly connected with a resisting strip (205), and the top of the spraying frame (203) is fixedly connected with two contact wheel frames (206).

6. The simple dust collecting device for a tunneling machine according to claim 5, characterized by The dust collection mechanism (2) further comprises two mounting strips (207), one of the mounting strips (207) is detachably mounted on the same side of the connection between the second supporting arm (202) and the spraying frame (203), and the other mounting strip (207) is detachably mounted on the same side of the connection between the first supporting arm (201) and the spraying frame (203). Two mounting strips (207) are fixedly connected with a dust collection net (208), and the top of the dust collection net (208) is connected with the bottom of the spraying frame (203) by screws.

7. The simple dust collecting device for a tunneling machine according to claim 6, characterized in that The buffer mechanism (3) comprises two mounting sleeve pieces (301), two mounting sleeve pieces (301) are respectively sleeved on the outer walls of two mounting rods (101), two mounting sleeve pieces (301) are fixedly connected with connecting strips (302) at the top, and two connecting strips (302) are fixedly connected with sliding cylinders (303) at the top.

8. The simple dust collecting device for a tunneling machine according to claim 7, characterized by Two slide cylinders (303) are internally connected with slide rods (304) in sliding mode, and the slide rods (304) are rotatably connected with rollers (305) at one end close to the abutting bar (205), and the side of the slide rod (304) away from the abutting bar (205) is fixedly connected with buffer springs (306) between the slide rod (304) and the slide cylinder (303).

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