CN215917616U - Power plant's coal conveying uses high-efficient breaker hammer - Google Patents

Abstract

The utility model relates to the technical field of crushers, and discloses a high-efficiency crusher hammer head for coal conveying in a power plant. According to the utility model, through the arranged shell, the thread groove, the air bag, the spring, the through hole, the accommodating groove and the annular air bag, the through hole can be plugged, the trouble of fixing a cover plate and a screw is saved, the situation that the screw is damaged and difficult to maintain is avoided, the vibration energy transmitted by the hammer block can be absorbed and reduced, the damage of vibration to the hammer shaft is effectively reduced, and the novel hammer is practical and suitable for wide popularization and use.

Description

Power plant's coal conveying uses high-efficient breaker hammer

Technical Field

The utility model relates to the technical field of crushers, in particular to a high-efficiency crusher hammer for coal conveying in a power plant.

Background

The crusher is widely applied to the operation of crushing materials, when the crusher works, the motor drives the rotor to rotate at a high speed, the materials uniformly enter a crusher cavity, and the hammer head rotating at a high speed impacts, cuts and tears the materials to cause the materials to be crushed.

Through the retrieval publication number (CN212493221U), the utility model discloses a be used for metal crusher tup, including the hammer handle, the front portion of hammer handle is equipped with the head hammer block, and the lateral part of hammer handle is equipped with the lateral part hammer block, and the head hammer block is established the lateral part hammer block pressure on the hammer handle, and the back of head hammer block is equipped with nut I, and nut I is connected with the front end of screw rod, and the screw rod passes the hammer handle and the rear end stretches into the mounting groove in, and the mounting groove is located the rear portion of hammer handle, and the rear end of screw rod is connected with nut I I.

In the process of implementing the utility model, the inventor finds that at least the following problems in the prior art are not solved: the utility model discloses a though adopt apron and screw to prevent that the material from getting into the mounting groove, the screw very easily is damaged by the material, leads to the apron to be difficult to dismantle, causes the hammer block to change the trouble, and the vibration that the hammer block breakage produced can harm the hammer spindle moreover, needs to improve urgently, consequently, we propose a power plant's coal conveyor uses high-efficient breaker tup.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-efficiency crusher hammer for power plant coal transportation, which solves the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a high-efficiency crusher hammer for power plant coal transportation comprises a hammer handle and a hammer block;

a connecting block is welded on the right side of the hammer handle, a screw rod is welded in the middle of the left side of the hammer block, a threaded groove is formed in the middle of the right side of the connecting block, a shell is welded on the outer side of the connecting block, a straight plate is arranged in the inner cavity of the threaded groove, and an air bag is arranged on the left side of the inner cavity of the threaded groove;

the equal fixed mounting in both ends about the straight board is left has the spring, the left end of spring and the inner chamber left side fixed connection of thread groove, the opening has been seted up on the right side of casing, the groove has been seted up to the inner wall of opening, the inner chamber of accomodating the groove is provided with annular gasbag, one side bonding that annular gasbag is close to the hammer block has wear-resisting cover, the end intercommunication of giving vent to anger of gasbag has the trachea, the tracheal other end communicates with annular gasbag's inlet end.

In a preferred embodiment of the present invention, the size of the screw is adapted to the size of the thread groove, and the screw is spirally connected with the thread groove.

In a preferred embodiment of the present invention, the diameter of the straight plate is smaller than the inner diameter of the thread groove.

In a preferred embodiment of the utility model, the air bag and the annular air bag are made of wear-resistant rubber.

In a preferred embodiment of the utility model, the through opening has a size larger than the size of the hammer block.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the hammer head of the efficient crusher for the coal conveying of the power plant, the through hole can be plugged through the shell, the threaded groove, the air bag, the spring, the through hole, the accommodating groove and the annular air bag, the trouble of fixing a cover plate and a screw is eliminated, the situation that the screw is damaged and difficult to maintain is avoided, the vibration energy transmitted by the hammer block can be absorbed and reduced, the damage of vibration to the hammer shaft is effectively reduced, and the hammer head of the efficient crusher for the coal conveying of the power plant is more practically used.

2. According to the utility model, the wear-resisting sleeve on the annular air bag is convenient for increasing the wear resistance of the exposed part of the annular air bag, so that the plugging effect is further improved, and the high-efficiency crusher hammer for coal conveying in a power plant is more practical.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic overall structure diagram of a high-efficiency crusher hammer for coal conveying in a power plant according to the present invention;

fig. 2 is a schematic diagram of a part A of the high-efficiency crusher hammer for coal conveying in a power plant.

In the figure: 1. the pneumatic hammer comprises a hammer handle, 2, a connecting block, 3, a hammer block, 4, a screw rod, 5, a shell, 6, a thread groove, 7, a straight plate, 8, an air bag, 9, a spring, 10, a through hole, 11, an accommodating groove, 12, an annular air bag, 13, a wear-resistant sleeve, 14 and an air pipe.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the type of the electrical appliance provided by the utility model is only used for reference. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.

Referring to fig. 1-2, the present invention provides a technical solution: a high-efficiency crusher hammer for power plant coal conveying comprises a hammer handle 1 and a hammer block 3;

a connecting block 2 is welded on the right side of the hammer handle 1, a screw rod 4 is welded in the middle of the left side of the hammer block 3, a threaded groove 6 is formed in the middle of the right side of the connecting block 2, a shell 5 is welded on the outer side of the connecting block 2, a straight plate 7 is arranged in the inner cavity of the threaded groove 6, and an air bag 8 is arranged on the left side of the inner cavity of the threaded groove 6;

the left upper end and the left lower end of the straight plate 7 are fixedly provided with springs 9, the left end of each spring 9 is fixedly connected with the left side of the inner cavity of the corresponding thread groove 6, the right side of the shell 5 is provided with a through hole 10, the inner wall of each through hole 10 is provided with a containing groove 11, the inner cavity of each containing groove 11 is provided with an annular air bag 12, one side, close to the corresponding hammer block 3, of each annular air bag 12 is bonded with a wear-resistant sleeve 13, the air outlet end of each air bag 8 is communicated with an air pipe 14, the other end of each air pipe 14 is communicated with the air inlet end of each annular air bag 12, and through the shell 5, the thread grooves 6, the air bags 8, the springs 9, the through holes 10, the containing grooves 11 and the annular air bags 12, during installation, the screw rods 4 and the hammer blocks 3 are firstly inserted through the through holes 10, the hammer blocks 3 are then rotated to enable the screw rods 4 to be screwed into the thread grooves 6, meanwhile, the straight plates 7 move leftwards to extrude the air bags 8, the gasbag 8 passes through trachea 14 leading-in annular gasbag 12 of inside gas, and annular gasbag 12 inflation is laminated with the surface of hammering block 3 to carry out the shutoff to opening 10, saved the trouble of apron and fix with screw, avoided the condition that the screw damaged the maintenance difficulty moreover, gasbag 8, annular gasbag 12 and spring 9 absorb the vibration energy of coming to hammering block 3 transmission simultaneously and subtract, and the damage that the effectual reduction vibration caused the hammer spindle.

In this embodiment, referring to fig. 1, the size of the screw rod 4 is matched with the size of the thread groove 6, and the screw rod 4 is spirally connected with the thread groove 6, so as to improve the stability of the hammer block 3.

In this embodiment, referring to fig. 1, the diameter of the straight plate 7 is smaller than the inner diameter of the thread groove 6, so that the straight plate 7 can conveniently extrude the airbag 8.

In the embodiment, referring to fig. 1, the air bag 8 and the annular air bag 12 both use wear-resistant rubber, so as to increase the service life of the air bag 8 and the annular air bag 12.

In this embodiment, referring to fig. 1, the size of the through hole 10 is larger than that of the hammer block 3, so that the hammer block 3 can be conveniently inserted into the through hole 10.

Theory of operation, during the installation, at first insert screw rod 4 and hammer block 3 through opening 10, rotate hammer block 3 again, make 4 screw in thread groove 6 of screw rod, simultaneously screw rod 4 promotes straight board 7 and removes left, straight board 7 extrudees gasbag 8, gasbag 8 passes through the leading-in annular gasbag 12 of trachea 14 to inside gas, annular gasbag 12 inflation and hammer block 3's surface laminating, thereby carry out the shutoff to opening 10, the trouble of apron and fix with screw has been saved, and avoided the screw to damage the condition of maintaining the difficulty, gasbag 8 simultaneously, annular gasbag 12 and spring 9 absorb the vibration energy of coming to hammer block 3 transmission and subtract, the damage that effectual reduction vibration caused the hammer spindle.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. The high-efficiency crusher hammer for power plant coal conveying is characterized by comprising a hammer handle (1) and a hammer block (3);

the hammer is characterized in that a connecting block (2) is welded on the right side of the hammer handle (1), a screw rod (4) is welded in the middle of the left side of the hammer block (3), a threaded groove (6) is formed in the middle of the right side of the connecting block (2), a shell (5) is welded on the outer side of the connecting block (2), a straight plate (7) is arranged in the inner cavity of the threaded groove (6), and an air bag (8) is arranged on the left side of the inner cavity of the threaded groove (6);

the equal fixed mounting in both ends has spring (9) about straight board (7) left side, the left end of spring (9) and the inner chamber left side fixed connection of thread groove (6), opening (10) have been seted up on the right side of casing (5), the inner wall of opening (10) has been seted up and has been accomodate groove (11), the inner chamber of accomodating groove (11) is provided with annular gasbag (12), one side bonding that annular gasbag (12) are close to hammer block (3) has wear-resisting cover (13), the end intercommunication of giving vent to anger of gasbag (8) has trachea (14), the other end of trachea (14) and the inlet end intercommunication of annular gasbag (12).

2. The high-efficiency crusher hammer head for power plant coal transportation according to claim 1, characterized in that: the size of the screw rod (4) is matched with that of the thread groove (6), and the screw rod (4) is spirally connected with the thread groove (6).

3. The high-efficiency crusher hammer head for power plant coal transportation according to claim 1, characterized in that: the diameter of the straight plate (7) is smaller than the inner diameter of the thread groove (6).

4. The high-efficiency crusher hammer head for power plant coal transportation according to claim 1, characterized in that: the air bag (8) and the annular air bag (12) are made of wear-resistant rubber.

5. The high-efficiency crusher hammer head for power plant coal transportation according to claim 1, characterized in that: the size of the through opening (10) is larger than that of the hammer block (3).

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