CN218991597U - Protection structure of high-frequency breaking hammer damping device - Google Patents
Protection structure of high-frequency breaking hammer damping device Download PDFInfo
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- CN218991597U CN218991597U CN202223522040.1U CN202223522040U CN218991597U CN 218991597 U CN218991597 U CN 218991597U CN 202223522040 U CN202223522040 U CN 202223522040U CN 218991597 U CN218991597 U CN 218991597U
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Abstract
The utility model provides a protection structure of a damping device of a high-frequency breaking hammer, which comprises a damping device, wherein the damping device is assembled on the inner side wall surface of a mounting shell of the high-frequency breaking hammer, and an opening structure is formed between the damping device and the mounting shell when an excitation box reciprocates; the protection body, the protection body set up in install the casing with between the excitation case, just the protection body covers the opening structure, the protection body is extensible structure, when the aperture of opening structure is because the excitation case is reciprocating motion and is changed, the protection body is stretched to extension state or resumes to initial state in order to adapt to the dynamic change of opening structure. When the vibration excitation box moves, the protection body is in a state of covering the opening structure all the time due to the extensible characteristic of the protection body so as to resist or stop broken stones from falling into the opening structure and affecting the shock absorption device below, thereby effectively protecting the shock absorption device, prolonging the service life of the shock absorption device and reducing the maintenance cost.
Description
Technical Field
The utility model relates to the technical field of protection of high-frequency hammer damping devices, in particular to a protection structure of a high-frequency breaking hammer damping device.
Background
At present, the high-frequency breaking hammer is used in a tunnel and is essentially different from land construction, when in construction, a vault and a tunnel face of the tunnel can fall off slag stones, the fallen slag stones can seriously damage a damping device (such as an air bag), and in the construction process of the high-frequency breaking hammer, an excitation box of the high-frequency breaking hammer is always in dynamic reciprocating motion, so that a traditional fixed protection structure is extremely easy to contact with the excitation box and wear, the protection force of the protection structure on the damping device is limited, and the damping device is further damaged. And the cost of replacing the damping device is very high, and the replacement time is long.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art.
Therefore, the utility model provides a protection structure of the high-frequency breaking hammer damping device.
The utility model provides a protection structure of a damping device of a high-frequency breaking hammer, which comprises the following components:
the damping device is assembled on the inner side wall surface of the mounting shell of the high-frequency breaking hammer to provide damping for the vibration excitation box positioned at one side of the damping device, and an opening structure is formed between the damping device and the mounting shell when the vibration excitation box reciprocates;
the protection body, the protection body set up in install the casing with between the excitation case, just the protection body covers the opening structure, wherein, the protection body is extensible structure, when the aperture of opening structure is because the excitation case is reciprocating motion and is changed, the protection body is stretched to extension state or resumes to initial state in order to adapt to the dynamic change of opening structure.
The utility model provides a protection structure of a damping device of a high-frequency breaking hammer, which comprises the damping device and a protection body. The damping device is an inherent structure of the high-frequency hammer, for example, in the form of an air bag, and is usually assembled between the mounting shell and the excitation box, and an opening structure between the mounting shell and the excitation box is arranged above the damping device, and is also a falling opening of broken stone. Therefore, the protection body is additionally arranged at the position of the opening structure in the technical scheme. Specifically, one end of the protecting body is connected with the mounting shell, the other end of the protecting body is connected with the exciting box, and the exciting box continuously reciprocates, so that the protecting body is limited to an extensible structure (such as a rubber block, a canvas and the like), namely, the protecting body has certain elasticity, when the exciting box moves, the protecting body can be stretched to an extensible state and restored to an initial state along with the movement of the exciting box due to the extensible property of the protecting body, and the two states are mutually transited, so that the protecting body is always in a state of covering the opening structure when the opening degree of the opening structure continuously changes, and the broken stone is resisted or stopped from falling into the opening structure and influencing a shock absorbing device below, so that the shock absorbing device is effectively protected, and particularly when the shock absorbing device is an air bag, the service life of the air bag can be prolonged, and the maintenance cost is reduced. In addition, in the motion process of the excitation box, the contact points between the protection body and the excitation box are fewer, so that the abrasion of the protection body is avoided. It should be noted that the protective body has a certain length margin, that is, a length at least equal to the maximum opening length of the opening structure, so as to avoid the protective body from being excessively stretched to break.
According to the technical scheme, the protection structure of the high-frequency breaking hammer damping device can also have the following additional technical characteristics:
in the above technical scheme, the protection body has first link and second link, first link with the wall of installation casing constitutes to be connected, the second link with the wall of excitation case constitutes to be connected, wherein, the wall of installation casing with the wall of excitation case all is located and is close to the position of opening structure to make the assembly accomplished the protection body covers the opening structure.
In the technical scheme, two ends of the protection body are a first connecting end and a second connecting end. The first connecting end is used for being connected with the outer side wall surface of the installation shell, the second connecting end is used for being connected with the vibration excitation box, namely the first connecting end is a fixed end, the second connecting end is a movable end, and the movable end is continuously pulled in the motion process of the vibration excitation box, so that the protection body is transited and switched between an extending state and an initial state.
In the above technical solution, the first connection end and the installation housing form a detachable connection; and
the second connecting end and the excitation box form detachable connection.
In this technical scheme, it is detachable connection structure to have limited two link to make things convenient for the dismantlement and the change of protection body.
In the above technical scheme, a first mounting piece is arranged on the wall surface of the mounting shell, a plurality of first mounting holes are formed in the first mounting piece and the first connecting end, and the first connecting end is connected with the first mounting piece through a first mounting bolt assembled in the first mounting hole; and
the wall surface of the excitation box is provided with a second mounting piece, the second mounting piece and the second connecting end form a plurality of second mounting holes, and the second connecting end is connected with the second mounting piece through a second mounting bolt assembled in the second mounting hole.
In this technical solution, the detachable structures of the first connection end and the second connection end are defined. As described in detail above. When the installation and the dismantlement of protection body are carried out, through with first mounting bolt and second mounting bolt assembly to first mounting hole and second mounting hole to form the stable connection between protection body, installation casing and the excitation case, and this structure convenient to detach, and then the change of convenient protection body.
In the above technical scheme, the length of the protecting body along the reciprocating motion direction of the excitation box is at least equal to the maximum opening length of the opening structure, when the protecting body is restored to the initial state, the protecting body is in a bending structure, the surface of the protecting body, which is away from the opening structure, is a resisting surface, and the resisting surface is an arc-shaped surface with a certain radian along with the bending state of the protecting body.
In this embodiment, the length of the protector is limited. The length of the protecting body along the reciprocating direction of the exciting box is at least equal to the maximum opening length of the opening structure. That is, when the excitation box moves to the position farthest from the protection body, the protection body is in the unfolded state completely or stretched for a certain distance to ensure that the protection body always covers the opening structure, so as to form good protection for the damping device.
In the above technical solution, the length of the protecting body perpendicular to the reciprocating direction of the excitation box is at least equal to the width of the opening structure, so that the protecting body can cover the opening structure in both an extended state and an initial state.
In this embodiment, the other length of the protector is defined. Namely, the length of the protection body perpendicular to the direction of the reciprocating motion of the excitation box is at least equal to the width of the opening structure, and preferably the length of the protection body is larger than the width of the opening structure, so that the two ends of the protection body can completely cover the opening structure, and the protection gap is avoided to enable broken stones to fall into the opening structure.
In the above technical solution, the damping device is an air bag.
In this technical scheme, specific limitation has been carried out damping device, and wherein, the air bag can adopt steel wire rubber gasbag to ensure damping device's shock attenuation effect and use intensity.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
fig. 1 is a front view of a protection structure of a high-frequency breaking hammer damping device of the present utility model;
FIG. 2 is a top view of a protective structure of the high frequency breaking hammer damping device of the present utility model;
fig. 3 is a partial enlargement of fig. 1 at i.
The correspondence between the reference numerals and the component names in fig. 1 to 3 is:
1. a high-frequency breaking hammer; 101. a damping device; 102. a mounting shell; 103. a vibration excitation box; 104. an opening structure; 2. a protective body; 201. a first connection end; 202. a second connection end; 203. a resisting surface; 301. a first mounting member; 302. a first mounting bolt; 303. a second mounting member; 304. and a second mounting bolt.
Detailed Description
In order that the above-recited objects, features and advantages of the present utility model will be more clearly understood, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the scope of the present utility model is not limited to the specific embodiments disclosed below.
The following describes a protection structure of a high frequency breaking hammer damping device provided according to some embodiments of the present utility model with reference to fig. 1 to 3.
Some embodiments of the present application provide a protection structure for a high frequency breaking hammer damping device.
As shown in fig. 1 to 3, a first embodiment of the present utility model provides a protection structure of a high frequency breaking hammer damping device, including:
a damping device 101, wherein the damping device 101 is assembled to the inner side wall surface of a mounting shell 102 of the high-frequency breaking hammer 1 so as to provide damping for an excitation box 103 positioned at one side of the damping device, and an opening structure 104 is formed between the vibration box 103 and the mounting shell 102 when the vibration box 103 reciprocates above the damping device 101;
the protection body 2 is arranged between the installation shell 102 and the excitation box 103, and the protection body 2 covers the opening structure 104, wherein the protection body 2 is of an extensible structure, and when the opening degree of the opening structure 104 changes due to the reciprocating motion of the excitation box 103, the protection body 2 is stretched to an extensible state or restored to an initial state so as to adapt to the dynamic change of the opening structure 104.
The utility model provides a protection structure of a damping device of a high-frequency breaking hammer, which comprises a damping device 101 and a protection body 2. The damping device 101 is an inherent structure of the high-frequency hammer, for example, in the form of an air bag, and is usually assembled between the mounting housing 102 and the excitation tank 103, and an opening structure 104 is arranged above the damping device 101 between the mounting housing 102 and the excitation tank 103, and the opening structure 104 is also a falling port of broken stone. Thus, the protection body 2 is added at the position of the opening structure 104 in the present embodiment. Specifically, one end of the protecting body 2 is connected with the mounting housing 102, and the other end is connected with the exciting box 103, and since the exciting box 103 continuously reciprocates, the protecting body 2 is limited to an extensible structure (such as a rubber block, a canvas, etc.), that is, has a certain elasticity, so when the exciting box 103 moves, due to the extensible property of the protecting body 2, the protecting body 2 is stretched to an extended state and returns to an original state along with the movement of the exciting box 103, and the two states are mutually transited to ensure that the protecting body 2 is always in a state of covering the opening structure 104 when the opening degree of the opening structure 104 continuously changes, so as to resist or stop broken stone from falling into the opening structure 104 and affecting the shock absorbing device 101 below, thereby effectively protecting the shock absorbing device 101, especially when the shock absorbing device is an air bag, and being capable of improving the service life of the air bag and reducing the maintenance cost. In addition, during the movement of the excitation case 103, the contact points between the protection body 2 and the excitation case 103 are fewer, so that the abrasion of the protection body 2 is avoided. It should be noted that the protective body 2 has a certain length margin, that is, a length at least equal to the maximum opening length of the opening structure 104, so as to avoid the protective body 2 from being excessively stretched to break.
The second embodiment of the present utility model proposes a protection structure of a high-frequency breaking hammer damping device, and on the basis of the first embodiment, the protection body 2 has a first connection end 201 and a second connection end 202, the first connection end 201 is connected with a wall surface of the installation housing 102, the second connection end 202 is connected with a wall surface of the excitation case 103, wherein the wall surface of the installation housing 102 and the wall surface of the excitation case 103 are both located near the opening structure 104, so that the assembled protection body 2 covers the opening structure 104.
In this embodiment, the two ends of the protection body 2 are a first connection end 201 and a second connection end 202. The first connection end 201 is configured to be connected to an outer side wall surface of the installation housing 102, and the second connection end 202 is configured to be connected to the excitation case 103, that is, the first connection end 201 is a fixed end, the second connection end 202 is a movable end, and the movable end is continuously pulled during the movement of the excitation case 103, so that the protection body 2 is transited and switched between an extended state and an initial state.
The third embodiment of the present utility model proposes a protection structure of a high-frequency breaking hammer damping device, and on the basis of any of the foregoing embodiments, the first connection end 201 and the installation housing 102 form a detachable connection; and
the second connection end 202 and the excitation box 103 form a detachable connection.
In the present embodiment, a connection structure in which both connection ends are detachable is defined, thereby facilitating the detachment and replacement of the protection body 2.
The fourth embodiment of the present utility model proposes a protection structure of a high-frequency breaking hammer damping device, and on the basis of any one of the above embodiments, a first mounting member 301 is disposed on a wall surface of the mounting housing 102, the first mounting member 301 and the first connection end 201 form a plurality of first mounting holes, and the first connection end 201 is connected with the first mounting member 301 through a first mounting bolt 302 assembled in the first mounting hole; and
the wall surface of the excitation box 103 is provided with a second mounting piece 303, the second mounting piece 303 and the second connecting end 202 form a plurality of second mounting holes, and the second connecting end 202 is connected with the second mounting piece through a second mounting bolt 304 assembled in the second mounting holes.
In the present embodiment, the detachable structure of the first connection end 201 and the second connection end 202 is defined. As described in detail above. When the protection body 2 is mounted and dismounted, the first mounting bolt 302 and the second mounting bolt 304 are assembled to the first mounting hole and the second mounting hole to form stable connection among the protection body 2, the mounting shell 102 and the excitation box 103, and the structure is convenient to dismount, so that the protection body 2 is convenient to replace.
The fifth embodiment of the present utility model proposes a protection structure of a high-frequency breaking hammer damping device, and on the basis of any of the foregoing embodiments, a length of the protection body 2 along a reciprocating direction of the excitation case 103 is at least equal to a maximum opening length of the opening structure 104, when the protection body 2 returns to an initial state, the protection body 2 is in a bent structure, a surface of the protection body facing away from the opening structure 104 is a resisting surface 203, and the resisting surface 203 follows the bent state of the protection body 2 to form an arc surface with a certain radian.
In the present embodiment, the length of the protector 2 is defined. Wherein the length of the protective body 2 along the direction of the reciprocating motion of the excitation case 103 is at least equal to the maximum opening length of the opening structure 104. That is, when the excitation case 103 moves to the position farthest from the protection body 2, the protection body 2 is completely unfolded, or the protection body 2 is stretched for a certain distance to ensure that the protection body 2 always covers the opening structure 104, so as to form good protection for the shock absorbing device 101, at this time, the protection body 2 has a certain length allowance, when the protection body 2 is restored to the initial state, the protection body 2 (especially the rubber block) is bent for a certain radian, correspondingly, the resisting surface 203 of the protection body 2 is also in an arc surface structure, and the falling broken stone is rebounded by the resisting surface 203, so as to avoid the broken stone falling into the shock absorbing device 101 to cause damage.
A sixth embodiment of the present utility model proposes a protection structure of a high-frequency breaking hammer damping device, and on the basis of any of the above embodiments, a length of the protection body 2 perpendicular to a reciprocating direction of the excitation case 103 is at least equal to a width of the opening structure 104, so that the protection body 2 can cover the opening structure 104 in both an extended state and an initial state.
In the present embodiment, another length of the protection body 2 is defined. I.e. the length of the protecting body 2 perpendicular to the direction of the reciprocating motion of the excitation tank 103 is at least equal to the width of the opening structure 104, preferably the length of the protecting body 2 is larger than the width of the opening structure 104, so as to ensure that both ends of the protecting body 2 also completely cover the opening structure 104, and prevent the existence of a protection gap to enable broken stone to fall into.
A seventh embodiment of the present utility model proposes a protection structure of a damping device of a high-frequency breaking hammer, and on the basis of any of the above embodiments, the damping device 101 is an air bag.
In the present embodiment, the shock absorbing device 101 is specifically limited, wherein the air bag may be a wire rubber bag to ensure the shock absorbing effect and the use strength of the shock absorbing device 101.
In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. The utility model provides a high frequency breaking hammer damping device's protection architecture which characterized in that includes:
the vibration damper (101) is assembled on the inner side wall surface of the mounting shell (102) of the high-frequency breaking hammer (1) to provide vibration damping for the vibration excitation box (103) positioned on one side of the vibration damper, wherein an opening structure (104) is formed between the vibration excitation box (103) and the mounting shell (102) when the vibration excitation box (103) reciprocates;
the protection body (2), protection body (2) set up in install casing (102) with between vibration excitation case (103), just protection body (2) cover opening structure (104), wherein, protection body (2) are extensible structure, when opening structure (104) aperture is because vibration excitation case (103) are reciprocating motion and change, protection body (2) are stretched to extension state or resume to initial state in order to adapt to opening structure (104) dynamic change.
2. The protection structure of the high-frequency breaking hammer damping device according to claim 1, characterized in that the protection body (2) is provided with a first connection end (201) and a second connection end (202), the first connection end (201) is connected with the wall surface of the installation shell (102), the second connection end (202) is connected with the wall surface of the excitation box (103), and the wall surface of the installation shell (102) and the wall surface of the excitation box (103) are both positioned close to the opening structure (104), so that the assembled protection body (2) covers the opening structure (104).
3. The protection structure of the high-frequency breaking hammer damping device according to claim 2, wherein,
the first connecting end (201) and the mounting shell (102) form detachable connection; and
the second connecting end (202) and the excitation box (103) form detachable connection.
4. A protection structure of a high-frequency breaking hammer damping device according to claim 3, characterized in that a first mounting piece (301) is arranged on the wall surface of the mounting shell (102), the first mounting piece (301) and the first connecting end (201) form a plurality of first mounting holes, and the first connecting end (201) is connected with the first mounting piece (301) through a first mounting bolt (302) assembled in the first mounting hole; and
the wall surface of the excitation box (103) is provided with a second mounting piece (303), the second mounting piece (303) and the second connecting end (202) form a plurality of second mounting holes, and the second connecting end (202) is connected with the second mounting piece through a second mounting bolt (304) assembled in the second mounting hole.
5. The protection structure of the high-frequency breaking hammer damping device according to any one of claims 1 to 4, characterized in that the length of the protection body (2) along the reciprocating direction of the excitation tank (103) is at least equal to the maximum opening length of the opening structure (104), when the protection body (2) is restored to the initial state, the protection body (2) takes a bent structure, the surface of the protection body, which is away from the opening structure (104), is a resisting surface (203), and the resisting surface (203) forms an arc surface with a certain radian along with the bent state of the protection body (2).
6. The protection structure of the high-frequency breaking hammer damping device according to any one of claims 1 to 4, characterized in that the length of the protection body (2) perpendicular to the reciprocating direction of the excitation tank (103) is at least equal to the width of the opening structure (104) so that the protection body (2) can cover the opening structure (104) both in the extended state and in the initial state.
7. The protection structure of the high-frequency breaking hammer damping device according to any one of claims 1 to 4, characterized in that the damping device (101) is an air bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223522040.1U CN218991597U (en) | 2022-12-28 | 2022-12-28 | Protection structure of high-frequency breaking hammer damping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223522040.1U CN218991597U (en) | 2022-12-28 | 2022-12-28 | Protection structure of high-frequency breaking hammer damping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218991597U true CN218991597U (en) | 2023-05-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223522040.1U Active CN218991597U (en) | 2022-12-28 | 2022-12-28 | Protection structure of high-frequency breaking hammer damping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218991597U (en) |
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- 2022-12-28 CN CN202223522040.1U patent/CN218991597U/en active Active
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