Hammerhead of vertical shaft impact crusher

Abstract

The hammer head comprises a connector, a round opening is formed in the top face of the connector, a limiting inserting piece is inserted into the round opening, a connecting sliding groove is formed in one side of the round opening, the connecting sliding groove is connected with a connecting sliding strip in a sliding mode, the end, close to the round opening, of the connecting sliding strip is an inclined face, and the end, close to the round opening, of the connecting sliding strip is connected with the limiting inserting piece in a sliding mode. A plurality of springs are connected between the connecting sliding strip and the inner wall of the connecting sliding groove. The hammer head of the vertical shaft impact crusher has the beneficial effects that the hammer head of the vertical shaft impact crusher is mainly composed of the connector, the hammer head body and the limiting insertion piece, when the hammer head is greatly abraded or damaged, the whole hammer head can vertically slide upwards at the moment, a part of the connecting insertion column is inserted into the round opening, and a small amount of the limiting insertion column is still inserted into the round opening; at the moment, the connecting sliding strip loses extrusion and automatically pops up, the hammer body loses limitation, the hammer body can obliquely move upwards and be taken out, replacement is convenient and fast, bolts, wrenches and the like are not needed, and the use effect is good.

Description

Technical Field

[0001] The utility model relates to the technical field of mining, in particular to a hammer head of a vertical shaft impact crusher. Background Art

[0002] In mining operations, vertical shaft impact crushers are often used to crush some ores. Existing vertical shaft impact crushers usually contain two types of hammers, one is a plate hammer and the other is a swing hammer.

[0003] The hammer head of the swing hammer structure is usually mounted on a connecting shaft and can move in a circle to crush the ore when in use. When the hammer body of the hammer head is damaged, the entire hammer head needs to be replaced. The replacement cost is high and the replacement requires the use of bolts, wrenches, etc., which is cumbersome.

[0004] Currently, no effective solution has been proposed for the problems in the related technologies. Utility Model Content

[0005] In view of the problems in the related technology, the utility model proposes a hammer head of a vertical shaft impact crusher to overcome the above technical problems existing in the existing related technology.

[0006] To this end, the specific technical solutions adopted by the utility model are as follows:

[0007] A hammer head of a vertical shaft impact crusher comprises a connecting head, a top surface of the connecting head is provided with a circular opening, a limiting plug-in is inserted into the circular opening, a connecting slide groove is provided on one side of the circular opening, a connecting slide groove is slidably connected to a connecting slide bar, an end of the connecting slide bar close to the circular opening is an inclined surface, a plurality of springs are connected between the connecting slide bar and the inner wall of the connecting slide groove, a pair of positioning strips distributed up and down are integrally connected to one side of the connecting head, a hammer body in contact with the connecting head is provided on one side of the connecting head, a pair of positioning slots distributed up and down are provided on the other side of the hammer body, the positioning strips are inserted into the positioning slots, a connecting card slot is provided on the other side of the hammer body, and the connecting slide bar is inserted into the connecting card slot.

[0008] Preferably, the limiting plug-in comprises a circular pad, a limiting plug-in column is integrally connected to the middle of the top surface of the circular pad, and a connecting plug-in column is integrally connected to the middle of the top surface of the limiting plug-in column.

[0009] Preferably, the diameter of the limiting plug is the same as the inner diameter of the circular opening, and the diameter of the limiting plug is larger than that of the connecting plug.

[0010] Preferably, the connecting slide bar and the connecting slide groove are both cross structures.

[0011] Preferably, both the positioning slot and the positioning strip are inclined structures and are inclined upward.

[0012] The beneficial effects of the utility model are as follows: the hammer head of the vertical shaft impact crusher of the present application is mainly composed of a connecting head, a hammer head and a limiting plug-in. When the hammer head is severely worn or damaged, the entire hammer head can be slid vertically upward, and a part of the connecting column is inserted into the circular opening (a small amount of the limiting column is still inserted into the circular opening). At this time, the connecting slide bar loses the extrusion and automatically pops out, and the hammer body loses the limit. It can be tilted upward and the hammer body can be taken out. The replacement is convenient and quick, and no bolts, wrenches, etc. are required, and the use effect is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a structural schematic diagram of a hammer head of a vertical shaft impact crusher according to an embodiment of the utility model;

[0015] Figure 2 It is a top sectional view of a hammer head of a vertical shaft impact crusher according to an embodiment of the utility model;

[0016] Figure 3 It is a schematic diagram of the partial structure of a hammer head of a vertical shaft impact crusher according to an embodiment of the utility model;

[0017] Figure 4 It is a partial front cross-sectional view of a connecting slide bar in a hammer head of a vertical shaft impact crusher according to an embodiment of the utility model.

[0018] In the figure:

[0019] 1. Connector; 2. Round mouth; 3. Connecting slide; 4. Connecting slide bar; 5. Spring; 6. Positioning strip; 7. Hammer; 8. Positioning slot; 9. Connecting card slot; 10. Round pad; 11. Limiting column; 12. Connecting column. DETAILED DESCRIPTION

[0020] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, ordinary technicians in the field should be able to understand other possible implementation methods and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0021] According to an embodiment of the utility model, a hammer head of a vertical shaft impact crusher is provided.

[0022] Embodiment 1;

[0023] like Figure 1-4 As shown, the hammer head of the vertical shaft impact crusher according to the embodiment of the utility model includes a connecting head 1, a circular opening 2 is opened on the top surface of the connecting head 1, a limiting plug-in is inserted into the circular opening 2, a connecting slide groove 3 is opened on one side of the circular opening 2, and the connecting slide groove 3 is slidably connected with a connecting slide bar 4, and the end of the connecting slide bar 4 close to the circular opening 2 is an inclined surface, and a plurality of springs 5 ​​are connected between the connecting slide bar 4 and the inner wall of the connecting slide groove 3, a pair of positioning strips 6 distributed up and down are integrally connected to one side of the connecting head 1, a hammer body 7 contacting the connecting head 1 is provided on one side of the connecting head 1, and a pair of positioning slots 8 distributed up and down are opened on the other side of the hammer body 7, the positioning strip 6 is inserted into the positioning slot 8, and a connecting card slot 9 is opened on the other side of the hammer body 7, and the connecting slide bar 4 is inserted into the connecting card slot 9. No bolts are required for disassembly and assembly, and disassembly and assembly are convenient.

[0024] Embodiment 2:

[0025] like Figure 1-4 As shown, according to the hammer head of the vertical shaft impact crusher according to the embodiment of the utility model, the limiting plug-in includes a circular pad 10, a limiting plug-in column 11 is integrally connected to the middle of the top surface of the circular pad 10, a connecting plug-in column 12 is integrally connected to the middle of the top surface of the limiting plug-in column 11, the diameter of the limiting plug-in column 11 is the same as the inner diameter of the circular mouth 2, and the diameter of the limiting plug-in column 11 is larger than that of the connecting plug-in column 12. The sizes of the limiting plug-in column 11 and the connecting plug-in column 12 are introduced.

[0026] Embodiment three;

[0027] like Figure 1-4 As shown, according to the hammer head of the vertical shaft impact crusher in the embodiment of the utility model, the connecting slide bar 4 and the connecting slide groove 3 are both cross structures, the shapes of the connecting slide bar 4 and the connecting slide groove 3 are disclosed, the positioning slot 8 and the positioning insert 6 are both inclined structures, and are inclined upward, and are used in conjunction with the connecting card slot 9 and the connecting slide bar 4, which can play a good card connection and limiting role.

[0028] In order to facilitate understanding of the above technical solution of the present invention, the working principle or operation method of the present invention in the actual process is described in detail below.

[0029] The hammer head of the present application is a hammer head used in a vertical shaft impact crusher. Under the action of the hammer head's own gravity, the ore falls from top to bottom onto the hammer body 7. At this time, the limiting plug 11 can be stably connected to the round mouth 2. At this time, the connecting slide 4 is squeezed and inserted into the connecting slot 9. When the hammer head is severely worn or damaged, the entire hammer head can be slid vertically upward, and a part of the connecting plug 12 is inserted into the round mouth 2 (a small amount of the limiting plug 11 is still inserted into the round mouth 2, which can play a centering role). At this time, the connecting slide 4 loses its extrusion, and under the elastic force of the spring 5, the connecting slide 4 automatically pops up and separates from the connecting slot 9, the hammer body 7 loses its limit, and the hammer body 7 can be tilted upward, the positioning plug 6 is separated from the positioning slot 8, and the hammer body 7 is taken out. The replacement is convenient and quick, and no bolts, wrenches, etc. are required, and the use effect is good.

[0030] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A hammer head of a vertical shaft impact crusher, characterized in that: The invention comprises a connector (1), wherein a circular opening (2) is provided on the top surface of the connector (1), a limiting plug-in is inserted into the circular opening (2), a connecting slide groove (3) is provided on one side of the circular opening (2), a connecting slide bar (4) is slidably connected to the connecting slide bar (3), an end of the connecting slide bar (4) close to the circular opening (2) is an inclined surface, a plurality of springs (5) are connected between the connecting slide bar (4) and the inner wall of the connecting slide groove (3), a pair of positioning strips (6) distributed vertically are integrally connected to one side of the connector (1), a hammer body (7) in contact with the connector (1) is provided on one side of the connector (1), a pair of positioning slots (8) distributed vertically are provided on the other side of the hammer body (7), the positioning strips (6) are inserted into the positioning slots (8), a connecting card slot (9) is provided on the other side of the hammer body (7), and the connecting slide bar (4) is inserted into the connecting card slot (9).

2. A hammer head of a vertical shaft impact crusher according to claim 1, characterized in that: The limiting plug-in unit comprises a circular pad (10), the middle portion of the top surface of the circular pad (10) is integrally connected to a limiting plug post (11), and the middle portion of the top surface of the limiting plug post (11) is integrally connected to a connecting plug post (12).

3. A hammer head of a vertical shaft impact crusher according to claim 2, characterized in that: The diameter of the limiting plug post (11) is the same as the inner diameter of the circular opening (2), and the diameter of the limiting plug post (11) is greater than that of the connecting plug post (12).

4. The hammer head of a vertical shaft impact crusher according to claim 1, characterized in that: The connecting slide bar (4) and the connecting slide groove (3) are both cross structures.

5. The hammer head of a vertical shaft impact crusher according to claim 1, characterized in that: The positioning slot (8) and the positioning insert (6) are both inclined structures and are inclined upwards.

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