阅读说明：本技术 一种用于煤矿井下有毒有害气体排放的装置 (Device for discharging poisonous and harmful gas in underground coal mine ) 是由 林帮荣 于 2020-10-30 设计创作，主要内容包括：本发明公开了煤矿技术领域的一种用于煤矿井下有毒有害气体排放的装置,包括安装座,所述安装座顶部左侧外壁固定安装有抽风机,所述抽风机右侧外壁与管道连通,所述安装座顶部右侧外壁固定安装有支架,所述管道右端贯穿支架,所述安装座包括安装座本体,所述安装座本体顶部左侧外壁开设有安装槽,且安装槽内腔底部滑动安装有移动板,装置中通过移动连接装置,带着移动板向左移动,使装置在巷道中无法继续移动时移动板可以带着抽风机移动,使抽风机与目标区域之间的距离减小,保证抽风机对目标区域有毒有害气体抽取的效率,并且也使工作人员距离含有有害气体的目标区域的距离增加,增加装置使用的安全性。(The invention discloses a device for discharging poisonous and harmful gas in a coal mine, which belongs to the technical field of coal mines and comprises a mounting seat, wherein an exhaust fan is fixedly arranged on the outer wall of the left side of the top of the mounting seat, the outer wall of the right side of the top of the exhaust fan is communicated with a pipeline, a support is fixedly arranged on the outer wall of the right side of the top of the mounting seat, the right end of the pipeline penetrates through the support, the mounting seat comprises a mounting seat body, a mounting groove is formed in the outer wall of the left side of the top of the mounting seat body, a movable plate is slidably arranged at the bottom of an inner cavity of the mounting groove, the movable plate is driven to move leftwards by a moving connecting device, the movable plate can drive the exhaust fan to move when the device cannot move continuously in a roadway, the distance between the exhaust fan and a target area is, the safety of the device use is increased.)

1. The utility model provides a device for colliery is poisonous and harmful gas in pit discharges, includes mount pad (1), its characterized in that: mount pad (1) top left side outer wall fixed mounting has air exhauster (2), air exhauster (2) right side outer wall and pipeline (3) intercommunication, mount pad (1) top right side outer wall fixed mounting has the support, pipeline (3) right-hand member runs through the support, mount pad (1) is including mount pad body (11), the mounting groove has been seted up to mount pad body (11) top left side outer wall, and mounting groove inner chamber bottom slidable mounting has movable plate (12), movable plate (12) top outer wall and air exhauster (2) bottom support fixed connection.

2. The device for discharging toxic and harmful gas in the underground coal mine according to claim 1, is characterized in that: moving plate (12) right side outer wall is provided with connecting device (13), connecting device (13) right-hand member extends to the right side outer wall of mount pad body (11), connecting device (13) include with moving plate (12) right side outer wall connection's connecting rod (131), removal hole (135) have been seted up to connecting rod (131) right side outer wall, removal hole (135) inner chamber is provided with carriage release lever (134), carriage release lever (134) right-hand member extend to the right side outer wall of connecting rod (131) and with push rod (132) fixed connection.

3. The device for discharging toxic and harmful gas in the underground coal mine according to claim 2, is characterized in that: threaded hole is seted up at the position of being connected of connecting rod (131) and carriage release lever (134), carriage release lever (134) outer wall right side be provided with screw hole assorted external screw thread, push rod (132) right-hand member and dog (133) fixed connection, dog (133) left side outer wall laminates with mount pad body (11) right side outer wall mutually, carriage release lever (134) left end fixed mounting has threaded rod (136), the diameter that threaded rod (136) erect the cross-section is greater than the diameter that the cross-section was erect to the screw hole, move hole (135) inner chamber right side seted up with threaded rod (136) assorted internal thread.

4. The device for discharging toxic and harmful gas in the underground coal mine according to claim 2, is characterized in that: the outer wall slidable mounting of movable plate (12) bottom has removal backup pad (14), and mounting groove bottom left side inner wall has seted up the fluting, removal backup pad (14) are located the grooved inner chamber, remove backup pad (14) bottom outer wall and slider (16) fixed connection, and fluting bottom inner wall has seted up spout (15), slider (16) slip is pegged graft in the inner chamber of spout (15), spout (15) bottom inner wall fixed mounting has spacing lug, and the vertical cross-section of spacing lug is the arc, and spacing lug is located slider (16) left side.

5. The device for discharging toxic and harmful gas in the underground coal mine according to claim 2, is characterized in that: storage tank (21) have been seted up to air exhauster (2) left side outer wall, the perpendicular cross-section of storage tank (21) is the ring shape, removal pipe (22) have been inserted to storage tank (21) inner chamber, fixed mounting has the promotion spring between removal pipe (22) right side outer wall and storage tank (21) right side inner wall, movable plate (12) top outer wall slidable mounting has two sets of gag lever posts (121), and is two sets of gag lever post (121) right side outer wall laminates with removal pipe (22) left side outer wall mutually.

6. The device for discharging toxic and harmful gas in the underground coal mine according to claim 5, is characterized in that: guide grooves (123) are formed in the front side and the rear side of an inner cavity of the movable plate (12), guide rods (122) are arranged in the inner cavity of each guide groove (123) in a sliding mode, supporting springs (124) are fixedly arranged between the guide rods (122) and the guide grooves (123), the bottom ends of the limiting rods (121) extend into the inner cavity of the guide grooves (123) and are fixedly connected with the outer walls of the tops of the guide rods (122), sliding grooves are formed in the connecting portion of the movable plate (12) and the limiting rods (121), slots (126) are formed between the two groups of guide grooves (123), the left ends of the connecting rods (131) are inserted into the inner cavities of the slots (126), telescopic springs are fixedly arranged between the left ends of the connecting rods (131) and the inner walls of the left sides of the slots (126), one ends, close to each other, of the two groups of the guide rods (122) are respectively attached to the outer walls of the connecting rods (131), push, the limiting groove is formed in the outer walls of the upper side and the lower side of the push block (1311), the limiting blocks (125) are fixedly mounted on the inner walls of the upper side and the lower side of the slot (126), and the limiting blocks (125) are located in the inner cavities of the limiting groove.

Technical Field

The invention relates to the technical field of coal mines, in particular to a device for discharging toxic and harmful gas under a coal mine.

Background

In the in-process of construction in the pit in the colliery, need be with the poisonous and harmful gas extraction discharge in the pit in the colliery, avoid causing the influence to the staff of construction, use discharging device when handling poisonous and harmful gas now, move the device to the target area, extract the discharge with poisonous and harmful gas through the work of air exhauster, however if the tunnel of target area is comparatively narrow, when leading to discharging device to be unable to continue to remove after being close the target area, because of discharging device volume size is fixed, and the air exhauster is fixed mounting on discharging device's automobile body, lead to having the certain distance between discharging device's air exhauster and the target area, make the air exhauster during operation can only extract partial poisonous and harmful gas, the quality of poisonous and harmful gas is handled in the influence, for this reason, we propose a device that is used for the discharge of the harmful gas in the pit in the.

Disclosure of Invention

The invention aims to provide a device for discharging toxic and harmful gas in a coal mine, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a device for colliery is poisonous and harmful gas emission in pit, includes the mount pad, mount pad top left side outer wall fixed mounting has the air exhauster, air exhauster right side outer wall and pipeline intercommunication, mount pad top right side outer wall fixed mounting has the support, the pipeline right-hand member runs through the support, the mount pad includes the mount pad body, the mounting groove has been seted up to mount pad body top left side outer wall, and mounting groove inner chamber bottom slidable mounting has the movable plate, movable plate top outer wall and air exhauster bottom support fixed connection.

Preferably, the outer wall of the right side of the moving plate is provided with a connecting device, the right end of the connecting device extends to the outer wall of the right side of the mounting seat body, the connecting device comprises a connecting rod connected with the outer wall of the right side of the moving plate, a moving hole is formed in the outer wall of the right side of the connecting rod, a moving rod is arranged in the inner cavity of the moving hole, and the right end of the moving rod extends to the outer wall of the right side of the connecting rod and is fixedly.

Preferably, the connecting part of connecting rod and carriage release lever is seted up threaded hole, carriage release lever outer wall right side be provided with screw hole assorted external screw thread, push rod right-hand member and dog fixed connection, dog left side outer wall is laminated with mount pad body right side outer wall mutually, carriage release lever left end fixed mounting has the threaded rod, the diameter of the perpendicular cross-section of threaded rod is greater than the diameter of the perpendicular cross-section of screw hole, remove hole inner chamber right side set up with threaded rod assorted internal thread.

Preferably, the outer wall of the bottom of the movable plate is slidably provided with a movable supporting plate, the inner wall of the left side of the bottom of the installation groove is provided with a groove, the movable supporting plate is located in an inner cavity of the groove, the outer wall of the bottom of the movable supporting plate is fixedly connected with the sliding block, the inner wall of the bottom of the groove is provided with a sliding groove, the sliding block is slidably inserted into the inner cavity of the sliding groove, the inner wall of the bottom of the sliding groove is fixedly provided with a limiting lug, the vertical section of the limiting lug is arc.

Preferably, the storage tank has been seted up to air exhauster left side outer wall, the perpendicular cross-section of storage tank is ring shape, the removal pipe has been inserted to the storage tank inner chamber, fixed mounting has the promotion spring between removal pipe right side outer wall and the storage tank right side inner wall, movable plate top outer wall slidable mounting has two sets of gag lever posts, and is two sets of gag lever post right side outer wall is laminated with removal pipe left side outer wall mutually.

Preferably, the front side and the rear side of the inner cavity of the movable plate are both provided with guide grooves, the inner cavity of each guide groove is slidably provided with a guide rod, a supporting spring is fixedly arranged between the guide rod and the guide groove, the bottom end of the limiting rod extends into the inner cavity of the guide groove and is fixedly connected with the outer wall of the top of the guide rod, the connecting part of the moving plate and the limit rod is provided with a sliding groove, a slot is arranged between the two groups of guide grooves, the left end of the connecting rod is inserted in the inner cavity of the slot, a telescopic spring is fixedly arranged between the left end of the connecting rod and the inner wall of the left side of the slot, the ends of the two groups of guide rods which are close to each other are respectively attached to the outer wall of the connecting rod, the outer walls of the upper side and the lower side of the guide rod are both fixedly provided with a push block, the outer walls of the upper side and the lower side of the push block are both provided with a limit groove, the inner walls of the upper side and the lower side of the slot are fixedly provided with limit blocks, and the limit blocks are positioned in the inner cavity of the limit groove.

Compared with the prior art, the invention has the beneficial effects that:

1. the device drives the movable plate to move leftwards through the movable connecting device, so that the movable plate can drive the exhaust fan to move when the device cannot move continuously in a roadway, the distance between the exhaust fan and a target area is reduced, the efficiency of the exhaust fan for extracting toxic and harmful gases in the target area is ensured, the sliding block can move leftwards in the inner cavity of the sliding groove, the amplitude of the leftward movement of the exhaust fan is increased, the distance between an air inlet of the exhaust fan and the target area is reduced, and the efficiency of the exhaust device for treating the toxic and harmful gases is ensured;

2. move the gag lever post from removing the positive left side of pipe and remove, through promoting the spring expansion, will remove the pipe and promote left, increase the length of air exhauster air intake, make the interval between air exhauster and the target area further reduce, guarantee the efficiency of air exhauster to poisonous and harmful gas treatment, increase the result of use of device to also make the staff apart from the regional distance increase of target that contains harmful gas, increase the security that the device used.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the connecting device of the present invention;

FIG. 3 is a left side view of the movable plate and the exhaust fan according to the present invention;

FIG. 4 is a left side view of the connection between the moving plate and the connecting rod according to the present invention.

In the figure: 1. a mounting seat; 11. a mounting base body; 12. moving the plate; 121. a limiting rod; 122. a guide bar; 123. a guide groove; 124. a support spring; 125. a limiting block; 126. a slot; 13. a connecting device; 131. a connecting rod; 1311. a push block; 132. a push rod; 133. a stopper; 134. a travel bar; 135. moving the hole; 136. a threaded rod; 14. moving the support plate; 15. a chute; 16. a slider; 2. an exhaust fan; 21. a storage tank; 22. moving the tube; 3. a pipeline.

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.

The invention provides a technical scheme that: a device for discharging toxic and harmful gas in a coal mine comprises an installation seat 1, wherein a pulley is installed at the bottom of the installation seat 1, so that the installation seat 1 can slide in a roadway in the coal mine;

referring to fig. 1, an exhaust fan 2 is fixedly installed on the outer wall of the left side of the top of an installation seat 1, the exhaust fan 2 works to pump away toxic and harmful gas in a target area, the toxic and harmful gas is exhausted through a pipeline 3, the outer wall of the right side of the exhaust fan 2 is communicated with the pipeline 3, a support is fixedly installed on the outer wall of the right side of the top of the installation seat 1, the right end of the pipeline 3 penetrates through the support, the pipeline 3 is supported by the support, the support is not fixedly connected with the pipeline 3, and electric equipment related to the device is electrically connected with an external power switch through;

referring to fig. 1, the mounting seat 1 comprises a mounting seat body 11, a mounting groove is formed in the outer wall of the left side of the top of the mounting seat body 11, a moving plate 12 is slidably mounted at the bottom of an inner cavity of the mounting groove, the outer wall of the top of the moving plate 12 is fixedly connected with a support at the bottom of an exhaust fan 2, the moving plate 12 can slide on the left side of the top of the mounting seat body 11 and is used for driving the exhaust fan 2 to move leftwards, when a mine underground roadway is narrow and the device cannot move continuously in the roadway, the exhaust fan 2 is driven to move by the moving plate 12, so that the distance between the exhaust fan 2 and a target area is reduced;

referring to fig. 1 and 2, the right outer wall of the moving plate 12 is provided with a connecting device 13, the right end of the connecting device 13 extends to the right outer wall of the mounting seat body 11, the connecting device 13 includes a connecting rod 131 connected to the right outer wall of the moving plate 12, the right outer wall of the connecting rod 131 is provided with a moving hole 135, an inner cavity of the moving hole 135 is provided with a moving rod 134, the right end of the moving rod 134 extends to the right outer wall of the connecting rod 131 and is fixedly connected with a push rod 132, a threaded hole is formed at the connecting part of the connecting rod 131 and the moving rod 134, the right side of the outer wall of the moving rod 134 is provided with an external thread matched with the threaded hole, the right end of the push rod 132 is fixedly connected with a stopper 133, the left outer wall of the stopper 133 is attached to the right outer wall of the mounting seat, the moving rod 134 and the connecting rod 131 cannot be separated, an internal thread matched with the threaded rod 136 is formed in the right side of the inner cavity of the moving hole 135, the stop block 133 is rotated to move the external thread area of the moving rod 134 out of the inner cavity of the threaded hole, the stop block 133 is pulled rightwards to move the threaded rod 136 to the right side of the inner cavity of the moving hole 135, the stop block 133 is rotated to enable the threaded rod 136 to be in contact with the internal thread, the position of the moving rod 134 is fixed, the integral length of the connecting device 13 is increased, and the moving plate 12 is driven to move leftwards by moving the connecting;

referring to fig. 1, a movable support plate 14 is slidably mounted on an outer wall of a bottom of a movable plate 12, a slot is formed in an inner wall of a left side of a bottom of the mounting slot, the movable support plate 14 is located in an inner cavity of the slot, the outer wall of the bottom of the movable support plate 14 is fixedly connected with a slider 16, the inner wall of the bottom of the slot is provided with a sliding slot 15, the slider 16 is slidably inserted into the inner cavity of the sliding slot 15, a limiting bump is fixedly mounted on the inner wall of the bottom of the sliding slot 15, a vertical section of the limiting bump is arc-shaped, the limiting bump is located on the left side of the slider 16, the slider 16 is limited so that the slider 16 cannot automatically move leftwards and the movable support plate 14 cannot automatically move, when the movable plate 12 moves leftwards and cannot move, the connecting device 13 continues to be pushed leftwards, the slider 16 is forced, the range of leftward movement of the exhaust fan 2 is increased, the distance between an air inlet of the exhaust fan 2 and a target area is reduced, and the efficiency of the discharge device for treating toxic and harmful gases is ensured;

referring to fig. 1 and 3, a storage groove 21 is formed in the outer wall of the left side of an exhaust fan 2, the vertical section of the storage groove 21 is circular, a moving pipe 22 is inserted into the inner cavity of the storage groove 21, a pushing spring is fixedly installed between the outer wall of the right side of the moving pipe 22 and the inner wall of the right side of the storage groove 21, two sets of limiting rods 121 are slidably installed on the outer wall of the top of the moving plate 12, the outer walls of the right sides of the two sets of limiting rods 121 are attached to the outer wall of the left side of the moving pipe 22, the limiting rods 121 are moved to prevent the limiting rods 121 from contacting the moving pipe 22, the moving pipe 22 is pushed leftward by expanding the pushing spring, the length of an air inlet of the exhaust fan 2 is increased, the distance between the exhaust fan 2 and a target area is further reduced, the efficiency of the exhaust fan 2 in treating toxic and harmful gases is ensured, the, the distance between the worker and the target area containing the harmful gas is increased, the influence of the toxic and harmful gas on the worker is reduced, and the use safety of the device is improved;

referring to fig. 3 and 4, the front and rear sides of the inner cavity of the moving plate 12 are respectively provided with a guide groove 123, the inner cavity of the guide groove 123 is slidably provided with a guide rod 122, a support spring 124 is fixedly arranged between the guide rod 122 and the guide groove 123, the bottom end of the limit rod 121 extends into the inner cavity of the guide groove 123 and is fixedly connected with the outer wall of the top of the guide rod 122, the connecting part of the moving plate 12 and the limit rod 121 is provided with a sliding groove, an insertion groove 126 is arranged between the two groups of guide grooves 123, the left end of the connecting rod 131 is inserted into the inner cavity of the insertion groove 126, a telescopic spring is fixedly arranged between the left end of the connecting rod 131 and the inner wall of the left side of the insertion groove 126, the mutually adjacent ends of the two groups of guide rods 122 are respectively attached to the outer wall of the connecting rod 131, the outer walls of the upper and, and the limiting block 125 is positioned in the inner cavity of the limiting groove, the connecting device 13 is pushed leftwards, the connecting rod 131 is moved leftwards, the limiting block 125 is moved out of the inner cavity of the limiting groove, the connecting device 13 is rotated, the connecting rod 131 drives the push block 1311 to rotate, and the guide rod 122 is pushed outwards, so that the limiting rod 121 is moved away from the right left side of the moving pipe 22, and the limiting rod 121 is convenient to move.

The working principle is as follows: the pushing device moves the device to a target area under a coal mine, when the device is close to the target area and cannot move continuously, the stop block 133 is rotated, the external thread area of the moving rod 134 is moved out of the inner cavity of the threaded hole, the stop block 133 is pulled rightwards, the threaded rod 136 is moved to the right side of the inner cavity of the moving hole 135, the stop block 133 is rotated to enable the threaded rod 136 to be in contact with the internal thread, the position of the moving rod 134 is fixed, the length of the whole connecting device 13 is increased, then the stop block 133 is pushed leftwards, the moving plate 12 drives the exhaust fan 2 to move leftwards, the distance between the exhaust fan 2 and the target area is reduced, the stop block 133 is continuously pushed leftwards, the slide block 16 is forced to move to the left side of the limiting bump, the slide block 16 can move leftwards in the inner cavity of the sliding groove 15, the moving support plate 14 can drive, and pushing the stopper 133 leftwards, making the connecting rod 131 move leftwards, moving the limiting block 125 out of the inner cavity of the limiting groove, rotating the stopper 133, making the connecting rod 131 drive the pushing block 1311 to rotate, pushing the guide rod 122 outwards, for removing the limiting rod 121 from the left side of the moving pipe 22, pushing the moving pipe 22 leftwards by expanding the pushing spring, increasing the length of the air inlet of the exhaust fan 2, further reducing the distance between the exhaust fan 2 and the target area, then switching on the power supply, and discharging the toxic and harmful gas in the target area through the pipeline 3 by the operation of the exhaust fan 2.

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 invention, the scope of which is defined in the appended claims and their equivalents.