CN219527782U - Impact heavy hammer with rebound buffering function - Google Patents

Abstract

The utility model belongs to the technical field of reef removing equipment, and particularly relates to an impact heavy hammer with a rebound buffering function, which comprises a hammer body, wherein an impact alloy is arranged at the bottom of the hammer body, a first accommodating cavity is arranged in the hammer body, an opening communicated with the first accommodating cavity is arranged at the top of the hammer body, a buffering body is connected in the first accommodating cavity in a sliding way, the buffering body comprises a body and a connecting rod, the bottom of the connecting rod is connected with the hammer body through a compression spring, a sliding groove is arranged in the hammer body, the sliding groove horizontally penetrates through the lower half part of the first accommodating cavity, a second accommodating cavity communicated with the sliding groove is arranged at one side of the first accommodating cavity, a magnetic column is connected to one side of the sliding groove, which is far away from the second accommodating cavity, of the sliding groove, an electromagnet is arranged at one side, which is close to the second accommodating cavity, a through groove is arranged on the connecting rod, a power supply connected with the electromagnet in series and a normally closed switch are arranged in the second accommodating cavity, and the distance between the weight and the normally closed switch is shorter than the vertical height of the through groove.

Description

Impact heavy hammer with rebound buffering function

Technical Field

The utility model belongs to the technical field of reef removal equipment, and particularly relates to an impact heavy hammer with a rebound buffering function.

Background

Along with the development of water transportation industry, the channel scale of some current channels does not meet the shipping requirement, and in order to meet the water flow condition required by ship navigation, a channel management department is required to clear reefs in the channels. The existing reef cleaning method is mainly divided into a mechanical reef cleaning method and a traditional drilling and blasting method, in order to meet the requirements of ecological reef cleaning, the reef cleaning efficiency requirements of mountain deep water environments cannot be met by the existing conventional construction technologies such as hydraulic fracturing, drilling and milling, high-pressure water jet and the like, and the hammer breaking rule is a mode that an impact hammer is lifted by a hoisting machine and then suspended at a certain height position in the air, and then the impact hammer is released to quickly fall down to hit on reefs, so that the reefs are broken and cleaned.

In order to avoid the problem that the bottom tip of the hammer body is damaged when the existing impact hammer falls down to impact reefs, the alloy punching tip is arranged at the bottom of the hammer body, so that the hardness of the alloy punching tip is high, and the strength of the bottom of the hammer body can be effectively enhanced. However, with the improvement of the strength, the rebound height of the heavy hammer after falling and impacting on the reef is also increased, the heavy hammer rebound is farther, the heavy hammer is easy to fly everywhere, the safety coefficient is not high, and the working difficulty during recycling is improved.

Disclosure of Invention

Therefore, the present utility model is directed to an impact weight with rebound buffering function, which solves the problem of high rebound height of the existing impact weight.

The utility model solves the technical problems by the following technical means:

the utility model provides an impact weight with rebound buffering function, including the hammer block, the bottom of hammer block is equipped with the impact alloy, be equipped with first chamber of holding in the hammer block, the top of hammer block is equipped with the opening that communicates with first chamber of holding, sliding connection has the buffer body in the first chamber of holding, the buffer body includes body and connecting rod, the bottom of connecting rod passes through compression spring and is connected with the hammer block, be equipped with the spout in the hammer block, the spout level passes first lower half that holds the chamber, one side that holds the chamber is equipped with the second chamber of holding that communicates with the spout, one side spring coupling that the spout kept away from the second chamber of holding has the magnetic pole, one side that the spout is close to the second chamber of holding is equipped with the electro-magnet, be equipped with the logical groove that is used for the magnetic pole to pass on the connecting rod, the second holds intracavity and is equipped with power and normally closed switch with the electro-magnet series connection, the interior spring coupling in second chamber has the pouring weight, the pouring weight is located the normal close switch directly over, the distance of pouring weight from the normally closed switch is shorter than the vertical height in logical groove.

Based on the technical scheme, the utility model also improves the following steps:

further, grooves are formed in the top and the bottom of the magnetic column, and balls are filled in the grooves. The rolling friction resistance is smaller, and the magnetic column can slide in the through groove conveniently.

Further, a vertical slot is arranged on the hammer body and is communicated with the second accommodating cavity, and the slot is positioned right above the weight. And the manual power-off is convenient.

Further, the opening and the slot are sealed by a sealing cover. Preventing liquid from entering either the first receiving chamber or the second receiving chamber.

Further, an annular groove is formed in the outer side of the hammer body, and a flashing lamp connected with a power supply is arranged in the annular groove. The device is convenient to find, and can also play a role in warning.

The utility model has the beneficial effects that: the impact weight can rebound upwards after impacting the reef, the weight and the buffer body can continuously move downwards under the action force of inertia, the weight can impact the normally closed switch firstly, so that the electromagnet is powered off, after the electromagnet is powered off, the magnetic column is automatically separated from the through groove under the action force of the spring, and the buffer body can continuously fall down to impact the hammer body, so that the rebound force of the hammer body is counteracted, and the rebound height of the hammer body can be reduced.

Drawings

The utility model can be further illustrated by means of non-limiting examples given in the accompanying drawings;

FIG. 1 is a schematic perspective view of an impact weight according to an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of an impact weight according to an embodiment of the present utility model;

FIG. 3 is a schematic perspective view of a buffer according to an embodiment of the present utility model;

FIG. 4 is an enlarged view of a portion of FIG. 1 at A;

the device comprises a 1-hammer body, an 11-opening, a 12-first accommodating cavity, a 13-sliding groove, a 14-second accommodating cavity, a 15-slot, a 2-buffer body, a 21-body, a 22-connecting rod, a 23-through groove, a 3-magnetic column, a 4-electromagnet, a 5-normally closed switch, a 6-weight, a 7-ball, an 8-sealing cover and a 9-flashing lamp.

Detailed Description

The utility model will be described in detail below with reference to the attached drawings and specific examples:

as shown in fig. 1 to 4

The impact hammer with rebound buffering function comprises a hammer body 1, wherein an impact alloy is arranged at the bottom of the hammer body 1, a first accommodating cavity 12 is arranged in the hammer body 1, an opening 11 communicated with the first accommodating cavity 12 is arranged at the top of the hammer body 1, a buffering body 2 is connected in the first accommodating cavity 12 in a sliding manner, the buffering body 2 comprises a body 21 and a connecting rod 22, the bottom of the connecting rod 22 is connected with the hammer body 1 through a compression spring, the buffering body 2 can slide in the first accommodating cavity 12, a sliding groove 13 is arranged in the hammer body 1, the sliding groove 13 horizontally penetrates through the lower half part of the first accommodating cavity 12, a second accommodating cavity 14 communicated with the sliding groove 13 is arranged at one side of the first accommodating cavity 12, a magnetic column 3 is connected to one side of the sliding groove 13, under the action of the spring, the magnetic column 3 is positioned at the left half part of the sliding groove 13, an electromagnet 4 is arranged at one side of the sliding groove 13 close to the second accommodating cavity 14, a through groove 23 for the magnetic column 3 to penetrate through is arranged on the connecting rod 22, a helper is extended downwards from the opening 11 to press the buffering body 2, the electromagnet 4 can penetrate through the through groove 23 under the action of the electromagnet 3, and then the magnetic column 23 can be taken out from the bottom of the magnetic column 2 to the magnetic column 2 under the condition that the electromagnet is enabled to be pushed to the bottom by the magnetic column 2,

the second holds the intracavity and is equipped with power and normally closed switch 5 with electromagnet 4 series connection, the interior spring coupling of second holds the chamber 14 has pouring weight 6, pouring weight 6 is located normally closed switch 5 directly over, impact weight is when falling down and assaults the reef, pouring weight 6 can continue to fall under the effect of inertia and strike normally closed switch 5, thereby break off normally closed switch 5, the circuit breakpoint, after electromagnet 4 is cut off, magnetic column 3 can automatic the normal position that returns under the effect of spring, buffer body 2 then can slide from top to bottom, buffer body 2 bumps with the hammer body 1 that bounces under the effect of inertia, offset the rebound force of hammer body 1, and then can reduce the rebound height of hammer body 1, reduce the risk, the rebound distance is close, also conveniently withdraw secondary use, the distance of pouring weight 6 from normally closed switch 5 is shorter than the vertical height of logical groove 23, avoid assaults when bumping the reef, buffer body 2 and the upper portion of magnetic column 3 contact earlier, prevent that magnetic column 3 from being bumped or broken.

Specifically, grooves are formed in the top and bottom of the magnetic column 3, and balls 7 are filled in the grooves. The ball 7 is made of a nonmetallic material, the sliding friction between the magnetic column 3 and the connecting rod 22 is changed into rolling friction, the rolling friction resistance is smaller, and the magnetic column 3 can slide in the through groove 23 conveniently.

Specifically, a vertical slot 15 is arranged on the hammer body 1, the slot 15 is communicated with the second accommodating cavity 14, and the slot 15 is positioned right above the weight 6. The rod can be manually inserted into the slot 15 to press the weight 6, so that manual power failure is facilitated.

Specifically, the opening 11 and the slot 15 are sealed with the sealing cover 8. The sealing cap 8 can prevent liquid from entering the first receiving chamber 12 or the second receiving chamber 14.

Specifically, the outer side of the hammer body 1 is provided with a ring groove, and a flashing lamp 9 connected with a power supply is arranged in the ring groove. The lamp light is convenient for workers to find under the action of the lamp light, and can also play a role in warning.

The application method of the utility model is as follows: when the shock absorber is used, a rod is inserted into the first accommodating cavity 12 from the opening 11, the buffer body 2 is pressed, the through groove 23 of the buffer body 2 is flush with the sliding groove 13 of the hammer body 1, the magnetic column 3 is inserted into the through groove 23 under the magnetic attraction of the electromagnet 4, then the rod is taken out, the buffer body 2 is propped against the magnetic column 3 by the spring at the bottom of the buffer body 2, then the impact weight is suspended and positioned right above the reef, the impact weight is released, the impact weight impacts the reef under the action of gravity, the reef removing operation is carried out, the impact weight can rebound upwards after impacting the reef, the weight 6 and the buffer body 2 continuously move downwards under the action of inertia, the weight 6 can firstly impact the normally closed switch 5, so that the electromagnet 4 is powered off, the magnetic column 3 can be automatically separated from the through groove 23 under the action of the spring, the buffer body 2 can continuously fall down to impact the hammer body 1, and the rebound force of the hammer body 1 can be further reduced.

The above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model. The technology, shape, and construction parts of the present utility model, which are not described in detail, are known in the art.

Claims (5)

1. The utility model provides an impact weight with rebound buffering function, includes hammer block (1), the bottom of hammer block (1) is equipped with impact alloy, its characterized in that: the utility model discloses a power switch, including hammer body (1), hammer body (1) is equipped with first chamber (12) that holds, the top of hammer body (1) be equipped with opening (11) of first chamber (12) intercommunication that holds, sliding connection has buffer body (2) in first chamber (12), buffer body (2) include body (21) and connecting rod (22), the bottom of connecting rod (22) pass through compression spring with hammer body (1) are connected, be equipped with spout (13) in hammer body (1), spout (13) horizontal pass first chamber (12)'s lower half, one side of first chamber (12) be equipped with spout (13) intercommunication second chamber (14) hold, one side spring coupling of spout (13) keep away from second chamber (14) has magnetic pole (3), one side that spout (13) are close to second chamber (14) is equipped with electro-magnet (4), be equipped with on connecting rod (22) are used for spout (3) pass through spout (23), second chamber (14) are equipped with normal close to be equipped with switch (6) normal close to be connected in series of switch (6) in the switch (6) top is equipped with switch (6), the distance between the weight (6) and the normally closed switch (5) is shorter than the vertical height of the through groove (23).

2. The impact weight with rebound buffering function according to claim 1, wherein: grooves are formed in the top and the bottom of the magnetic column (3), and balls (7) are filled in the grooves.

3. The impact weight with rebound buffering function according to claim 2, wherein: the hammer body (1) is provided with a vertical slot (15), the slot (15) is communicated with the second accommodating cavity (14), and the slot (15) is positioned right above the weight (6).

4. A impact weight having a rebound buffering function according to claim 3, wherein: the opening (11) and the slot (15) are sealed by a sealing cover (8).

5. The impact weight with rebound buffering function according to claim 1, wherein: an annular groove is formed in the outer side of the hammer body (1), and a flashing lamp (9) connected with a power supply is arranged in the annular groove.