Mining hammer

Abstract

The utility model provides a mining hammer and relates to the field of mining tools. Comprising a hammer head and a mounting column arranged on the hammer head, and a limiting hole is formed in the mounting column; the mounting hole is formed in one end of the hammer handle; a first positioning hole and a second positioning hole are oppositely formed in the hammer handle, and the first locking body and the second locking body are arranged in the first positioning hole and the second positioning hole in a penetrating mode respectively; wherein the first locking body comprises a mounting block, a locking column and an elastic body; the mounting block is arranged in the first positioning hole, the locking column is arranged on the mounting block in a penetrating mode, and the elastic body is arranged on the locking column in a sleeving mode and arranged between the mounting block and the limiting plate arranged on the locking column; and in a connection state, the first locking body and the second locking body penetrate into the limiting holes. When the mining hammer is disassembled and assembled, the first locking body and the second locking body are operated, the hammer head and the hammer handle can be disassembled and assembled, other tools are not needed for operation, and the overall disassembling and assembling efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mining tool technical field especially is related to a mining hammer. BACKGROUND

[0002] In the operation of mine exploitation, geological exploration and tunnel construction, the mining hammer is the key tool for breaking rock and ore. The traditional mining hammer usually adopts a fixed hammer head structure, that is, the hammer head and the hammer handle are connected by welding or integrated forging. However, the hammer head needs to be replaced or repaired as a whole when it is worn out during use.

[0003] In the prior art, the hammer head and the hammer handle can be detachably connected, but the hammer head and the hammer handle are fixed by bolts (such as M12 hexagonal bolts). When the hammer head is replaced, special tools need to be carried, but it is very inconvenient to operate due to the poor underground environment. In addition, if the tools are lost by accident, the hammer head cannot be detached, which affects normal work. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a mining hammer which can solve the above technical problems.

[0005] The utility model provides a mining hammer, which comprises:

[0006] a hammer head and an installation column arranged on the hammer head, a limiting hole being formed in the installation column;

[0007] a hammer handle and an installation hole formed in one end of the hammer handle, the installation hole being matched with the installation column;

[0008] a first positioning hole and a second positioning hole are oppositely arranged on the hammer handle, a first locking body is arranged in the first positioning hole, and a second locking body is arranged in the second positioning hole;

[0009] The first locking body comprises an installation block, a locking column and an elastic body. The installation block is arranged in the first positioning hole, the locking column is arranged on the installation block and can slide on the installation block, and the elastic body is sleeved on the locking column and arranged between the installation block and a limiting plate arranged on the locking column.

[0010] In the connected state, the first locking body and the second locking body are arranged in the limiting hole.

[0011] As a further technical solution, a reinforcing plate is arranged on the installation column, a reinforcing groove is arranged in the installation hole, and the reinforcing plate is arranged in the reinforcing groove in the connected state.

[0012] As a further technical solution, a counterweight groove is formed in the hammer handle, and a counterweight group is arranged in the counterweight groove.

[0013] As a further technical scheme, the counterweight group comprises: an adjusting rod, which is detachably arranged in the counterweight groove; and a counterweight block, which is arranged on the adjusting rod and can change the axial position on the adjusting rod.

[0014] As a further technical scheme, the counterweight block is threadedly connected with the adjusting rod.

[0015] As a further technical scheme, one end of the adjusting rod is provided with a positioning disc, and a plurality of positioning protrusions are arranged on the positioning disc; a plurality of positioning grooves are arranged on the counterweight groove; and in the connected state, the plurality of positioning protrusions are arranged in the plurality of positioning grooves.

[0016] As a further technical scheme, the other end of the adjusting rod is provided with an adjusting sleeve, and a fixing column is arranged on the counterweight groove; and in the connected state, the adjusting sleeve is connected with the fixing column.

[0017] As a further technical scheme, the adjusting sleeve is threadedly connected with the other end of the adjusting rod and the fixing column.

[0018] As a further technical scheme, a pull hole is arranged on the locking column, and a pull ring for pulling the locking column is arranged in the pull hole.

[0019] As a further technical scheme, an anti-skid sleeve is arranged on the hammer handle.

[0020] The technical scheme of the utility model discloses an installation column arranged on the hammer head is inserted into the mounting hole arranged on the hammer handle, and first locking bodies and second locking bodies in first positioning holes and second positioning holes are respectively inserted into limiting holes on the installation column after insertion; the position of the hammer head in the mounting hole is limited by the first locking bodies and the second locking bodies, so that the hammer head is prevented from separating from the mounting hole; when disassembly is needed, the first locking bodies and the second locking bodies are pulled respectively, so that the first locking bodies and the second locking bodies are separated from the limiting holes, and then the hammer head is taken out of the mounting hole, and hammer head replacement and other operations can be carried out; compared with the prior art, the first locking bodies and the second locking bodies are directly operated to complete the disassembly and assembly of the hammer head and the hammer handle, other tools are not needed for operation, and the overall disassembly and assembly efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the specific embodiments of the utility model or the technical scheme in the prior art, the drawings needed in the specific embodiments or the prior art description will be briefly introduced below, and obviously, the drawings in the following description are some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without creating any creative labor.

[0022] Figure 1 It is a perspective view of the mining hammer of the utility model;

[0023] Figure 2It is the perspective view of the hammer head in the utility model;

[0024] Figure 3 It is the perspective view of the hammer handle in the utility model;

[0025] Figure 4 It is the structural schematic view of the mining hammer in the utility model;

[0026] Figure 5 It is Figure 4 It is the sectional view of the direction A-A in the utility model;

[0027] Figure 6 It is Figure 4 It is the enlarged sectional view of the direction B-B in the utility model.

[0028] Explanation of reference signs:

[0029] 101-hammer head, 102-mounting column, 103-limiting hole, 104-reinforcing plate, 201-hammer handle, 202-mounting hole, 221-reinforcing groove, 203-first positioning hole, 204-second positioning hole, 205-first locking body, 251-mounting block, 252-locking column, 253-elastic body, 254-limiting plate, 255-pull ring, 206-second locking body, 301-counterweight groove, 311-positioning groove, 312-fixing column, 302-counterweight group, 321-adjusting rod, 322-counterweight block, 323-positioning disc, 324-positioning protrusion, 325-adjusting sleeve, 400-anti-skid sleeve. DETAILED DESCRIPTION

[0030] The technical scheme of the utility model will be described below in conjunction with embodiments, obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0031] In the description of the utility model, it is understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0032] In addition, the terms "first", "second", "third", "fourth", "fifth", "sixth", "seventh" and "eighth" are only used for descriptive purpose and cannot be understood as indicating or implying relative importance or implying the number of the technical features indicated. Therefore, the features defined with "first", "second", "third", "fourth", "fifth", "sixth", "seventh" and "eighth" can explicitly or implicitly include one or more of the features. In the description of the present application, "a plurality of" means two or more, unless otherwise specifically limited. In addition, the terms "mounting", "connecting", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0033] As shown in Figures 1-6 A mining hammer, comprising:

[0034] A hammer head 101 and a mounting column 102 arranged on the hammer head 101, a limiting hole 103 is formed on the mounting column 102; a hammer handle 201 and a mounting hole 202 formed on one end of the hammer handle 201, the mounting hole 202 is matched with the mounting column 102; when connected, the mounting column 102 is inserted into the mounting hole 202; the first positioning hole 203 and the second positioning hole 204 are oppositely arranged on the hammer handle 201, the first locking body 205 is arranged in the first positioning hole 203, and the second locking body 206 is arranged in the second positioning hole 204; after the mounting column 102 is inserted into the mounting hole 202, the first locking body 205 and the second locking body 206 are inserted into the limiting hole 103, connected with the mounting column 102, and the position of the mounting column 102 is limited by the first locking body 205 and the second locking body 206 after connection, thereby completing the installation of the hammer head 101 and the hammer handle 201; in the connected state, the first locking body 205 and the second locking body 206 are both inserted into the limiting hole 103.

[0035] The first locking body 205 comprises a mounting block 251, a locking column 252 and an elastic body 253; the mounting block 251 is arranged in the first positioning hole 203, the locking column 252 is arranged on the mounting block 251 and can slide on the mounting block 251, and the elastic body 253 is sleeved on the locking column 252 and arranged between the mounting block 251 and a limiting plate 254 arranged on the locking column 252; in the process of inserting the mounting column 102 into the mounting hole 202, the mounting column 102 extrudes the locking column 252 and extrudes the elastic body 253 through the locking column 252, with the mounting column 102 continuously entering into the mounting hole 202, the limiting hole 103 is opposite to the locking column 252, under the action of the elastic body 253, the locking column 252 is reset and inserted into the limiting hole 103.

[0036] In addition, the first positioning hole 203 and the mounting block 251 are threadedly connected, the elastic body 253 is limited by the mounting block 251 after the mounting block 251 is connected with the first positioning hole 203, and an operation opening is arranged on the mounting block 251, the mounting block 251 can be rotated by placing a tool in the operation opening, and then the mounting block 251 and the first positioning hole 203 are disassembled, but the disassembly frequency of the mounting block 251 is very low, and the mounting block 251 can be checked during regular maintenance, and the mounting block 251 needs to be replaced rarely, it should be noted that the second locking body 206 is the same as the first locking body 205, and is only oppositely arranged, and the structure of the second locking body 206 will not be further described in order to save space.

[0037] The technical scheme of the utility model directly operates the first locking body 205 and the second locking body 206 to complete the disassembly of the hammer head 101 and the hammer handle 201, and the operation does not need other tools, so that the disassembly efficiency is improved.

[0038] As Figure 2 and Figure 5As shown, the mounting column 102 is provided with a reinforcing plate 104; the mounting hole 202 is provided with a reinforcing groove 221; in the connected state, the reinforcing plate 104 is placed in the reinforcing groove 221; wherein the reinforcing plate 104 is arranged on the outer surface of the mounting column 102; and the mounting hole 202 is provided with a sliding groove corresponding to the reinforcing plate 104, wherein the angle between the connecting line between the sliding grooves and the connecting line between the first positioning hole 203 and the second positioning hole 204 exists, so that when the hammer head 101 is installed, the reinforcing plate 104 enters the mounting hole 202 through the sliding groove, and the hammer head 101 is rotated, so that the reinforcing plate 104 enters the reinforcing groove 221 after rotation, and the limiting hole 103 is aligned with the first positioning hole 203 and the second positioning hole 204 after rotation, and then the first locking body 205 and the second locking body 206 enter the limiting hole 103 respectively; in this way, during use, the position of the reinforcing plate 104 can be limited by the reinforcing groove 221 to prevent the mounting column 102 from sliding out of the mounting hole 202 during use, and under the limitation of the first locking body 205 and the second locking body 206, on the one hand, the mounting column 102 can be prevented from sliding out of the mounting hole 202, and on the other hand, the position of the mounting column 102 can be limited to prevent the mounting column 102 from rotating in the mounting hole 202.

[0039] In use, the force used needs to be increased or decreased for different hardness of rocks or ores; and the increase of the force will change the inertia borne by the hammer head 101, so the counterweight groove 301 is provided on the hammer handle 201, and the counterweight group 302 is arranged in the counterweight groove 301; the weight of the end where the hammer head 101 is located can be adjusted by the counterweight group 302, so that in the use process, for different hardness of rocks or ores, the position of the counterweight group 302 is changed to adjust the force exerted by the hammer head 101 on the rocks or ores, thereby improving the crushing efficiency.

[0040] As shown in Figure 4 and 5 The counterweight group 302 includes an adjusting rod 321 and a counterweight block 322, the adjusting rod 321 is detachably arranged in the counterweight groove 301; the counterweight block 322 is arranged on the adjusting rod 321 and can change the position axially on the adjusting rod 321; in the use stage, the counterweight block 322 is operated to rotate on the adjusting rod 321 and change the position axially in the rotating process; preferably, the counterweight block 322 is threadedly connected with the adjusting rod 321; in this way, when the counterweight block 322 is adjusted, the counterweight block 322 can change the position axially on the adjusting rod 321 under the action of the thread.

[0041] In addition, one end of the adjusting rod 321 is provided with a positioning disc 323, and a plurality of positioning protrusions 324 are arranged on the positioning disc 323; a plurality of positioning grooves 311 are arranged on the counterweight groove 301; in the connected state, the plurality of positioning protrusions 324 are arranged in the plurality of positioning grooves 311; in use, the plurality of positioning protrusions 324 and the plurality of positioning grooves 311 are matched to prevent the adjusting rod 321 from rotating when the counterweight block 322 is adjusted.

[0042] Of course, the adjusting rod 321 needs to be fixed in the counterweight groove 301 in the use stage to ensure the stability after the counterweight block 322 is installed; therefore, when the adjusting rod 321 is installed, the counterweight block 322 needs to be arranged on the adjusting rod 321, then the plurality of positioning protrusions 324 are inserted into the plurality of positioning grooves 311, and then the other end of the adjusting rod 321 is fixed, wherein the other end of the adjusting rod 321 is provided with an adjusting sleeve 325, and the counterweight groove 301 is provided with a fixing column 312; in the connected state, the adjusting sleeve 325 is connected with the fixing column 312; after the plurality of positioning protrusions 324 are inserted into the plurality of positioning grooves 311, the other end of the adjusting rod 321 is corresponded with the fixing column 312, the adjusting sleeve 325 is operated to connect the adjusting sleeve 325 with the fixing column 312, and the other end of the adjusting rod 321 is fixed; preferably, the adjusting sleeve 325, the other end of the adjusting rod 321 and the fixing column 312 are all in threaded connection; the number of the positioning protrusions 324 and the positioning grooves 311 is not less than 2, and in the utility model, the number of the positioning protrusions 324 and the positioning grooves 311 is 3.

[0043] As shown in Figure 1 or Figure 3 shown, a pull hole is arranged on the locking column 252, and a pull ring 255 for pulling the locking column 252 is arranged in the pull hole; when the locking column 252 is operated, the locking column 252 can be slid in the mounting block 251 by operating the pull ring 255, and the elastic body 253 can be extruded by the limiting plate 254 when the locking column 252 is pulled, so that the locking column 252 can be pulled out of the limiting hole 103 to realize replacement of the hammer head 101; after the hammer head 101 is taken out of the mounting hole 202, the pull ring 255 is loosened, the locking column 252 is moved under the action of the elastic body 253, and when the pull ring 255 contacts the mounting block 251, the position of the locking column 252 is limited by the pull ring 255 to avoid excessive movement of the locking column 252 into the mounting block 251; in the utility model, the elastic body 253 is preferably a spring.

[0044] In use, the operator needs to hold the hammer handle 201 for operation, and in order to avoid sliding when holding the hammer handle 201 in the use stage, a non-slip sleeve 400 is preferably arranged on the hammer handle 201; the friction between the non-slip sleeve 400 and the hand is increased to avoid sliding in the use stage; and the non-slip sleeve 400 is preferably a rubber sleeve.

[0045] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, and are not limited thereto; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can still be modified, or some or all of the technical features can be replaced by equivalents; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A mining hammer characterized in that, The utility model relates to a hammer head (101) and the installation column (102) of setting on the hammer head (101), the limit hole (103) is opened on the installation column (102), the hammer handle (201) and the installation hole (202) of opening in the hammer handle (201) one end, the installation hole (202) is adapted with the installation column (102), the first positioning hole (203) and the second positioning hole (204) are oppositely arranged on the hammer handle (201), first locking body (205) is worn in the first positioning hole (203), second locking body (206) is worn in the second positioning hole (204), wherein, first locking body (205) includes installation block (251), locking column (252) and elastomer (253), the installation block (251) is arranged in the first positioning hole (203), the locking column (252) is worn on the installation block (251), and can slide on the installation block (251), the elastomer (253) is sleeved on the locking column (252), and is placed between the installation block (251) and the limiting plate (254) of setting on the locking column (252), in the connection state, first locking body (205) and second locking body (206) are all worn into the limit hole (103), the installation column (102) is provided with the reinforcing plate (104), the installation hole (202) is provided with the reinforcing groove (221), in the connection state, the reinforcing plate (104) is placed in the reinforcing groove (221), the hammer handle (201) is provided with the counterweight groove (301), the counterweight group (302) is arranged in the counterweight groove (301), the counterweight group (302) includes: adjustment rod (321), is detachably arranged in the counterweight groove (301), counterweight block (322), is worn on the adjustment rod (321), and can change the position on the adjustment rod (321) axial direction, the counterweight block (322) is screw connected with the adjustment rod (321), one end of the adjustment rod (321) is provided with the positioning disc (323), the positioning disc (323) is provided with a plurality of positioning convex (324), the counterweight groove (301) is provided with a plurality of positioning recess (311), in the connection state, a plurality of positioning convex (324) are placed in a plurality of positioning recess (311), the other end of the adjustment rod (321) is provided with the adjusting sleeve (325), the counterweight groove (301) is provided with the fixed column (312), in the connection state, the adjusting sleeve (325) is connected with the fixed column (312), the adjusting sleeve (325) and the other end of the adjustment rod (321) and the fixed column (312) are all screw connections, the locking column (252) is opened and is provided with the pull hole, the pull ring (255) for pulling the locking column (252) is arranged in the pull hole, the hammer handle (201) is provided with the antiskid sleeve (400). ​ ​ ​ ​ ​ 2. The mining hammer of claim 1, wherein, ​ 3. The mining hammer of claim 1, wherein, ​ 4. The mining hammer of claim 3, wherein, ​ ​ ​ 5. The mining hammer of claim 4, wherein, ​ 6. The mining hammer of claim 4, wherein, ​ 7. The mining hammer of claim 6, wherein, ​ 8. The mining hammer of claim 7, wherein, ​ 9. The mining hammer of claim 1, wherein, ​ 10. The mining hammer of claim 1, wherein, ​

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