阅读说明：本技术 一种小型挖掘机干扰器 (Small-sized excavator interference unit ) 是由 段士博 岳琪 郑象坤 李莉 于 2021-07-28 设计创作，主要内容包括：本发明公开了一种小型挖掘机干扰器,涉及干扰器技术领域,所述安装座内设置有销轴A,所述固定座内设置有销轴B,所述转动件的一侧转动套接在销轴A上,所述转动件的另一侧转动套接在销轴B上,所述拆卸机构包括封堵板、卡紧块、限位槽、永磁块A、拉杆和永磁块B,所述封堵板转动连接在固定口内,所述卡紧块固定连接在封堵板底部的一侧。本发明中,通过拆卸机构和减震机构的配合,解决了现有的干扰器因大多使用多个螺钉将顶部盖板固定在其顶部,导致在拆卸时出现费时费力的问题,实现了快速将顶部盖板进行封堵和打开的效果,同时实现了可将震动力进行缓冲的效果,从而有助于延长干扰器器件主体的使用寿命。(The invention discloses a small excavator interference unit, and relates to the technical field of interference units. According to the invention, through the matching of the disassembling mechanism and the damping mechanism, the problem that time and labor are wasted when the top cover plate is fixed at the top of the existing interference device due to the fact that a plurality of screws are mostly used for fixing the top cover plate at the top of the interference device is solved, the effect of quickly plugging and opening the top cover plate is realized, and the effect of buffering the vibration force is realized, so that the service life of the interference device main body is prolonged.)

1. A miniexcavator jammer, comprising: the device comprises an interference device shell (1), a dismounting mechanism and a damping mechanism, wherein a mounting cavity is arranged inside the interference device shell (1), a fixing port (2) is formed in the top of the interference device shell (1), and an interference device main body (11) is connected in the interference device shell (1) in a sliding mode;

the disassembly mechanism comprises a plugging plate (3), a clamping block (4), a limiting groove (5), a permanent magnet A (6), a pull rod (7) and a permanent magnet B (8), the plugging plate (3) is rotatably connected in the fixed port (2), the clamping block (4) is fixedly connected at one side of the bottom of the plugging plate (3), the clamping block (4) is connected in the fixed port (2) in a sliding way, the limit groove (5) is arranged at one side of the clamping block (4), the permanent magnet A (6) is fixedly connected in the limit groove (5), one side of the interference device shell (1) is provided with a fixing hole, the pull rod (7) is inserted in the fixing hole, one end of the pull rod (7) extends into the limit groove (5), the permanent magnet B (8) is fixedly connected to one end of the pull rod (7), and the permanent magnet B (8) is magnetically connected with the permanent magnet A (6).

2. The small excavator interference device according to claim 1, wherein the damping mechanism comprises a guide rod (15), a buffer spring (17), two installation seats (12), two rotating pieces (13), two fixed seats (14) and two sliding blocks (16), the two installation seats (12) are symmetrically and fixedly connected to the bottom of the interference device main body (11), the two rotating pieces (13) are respectively and rotatably connected to the two installation seats (12), the two fixed seats (14) are respectively and rotatably sleeved on one sides of the two rotating pieces (13) far away from the installation seats (12), the guide rod (15) is fixedly connected to the interference device shell (1), the two sliding blocks (16) are symmetrically and slidably sleeved on the guide rod (15), the top of the sliding block (16) is fixedly connected with the bottom of the fixed seat (14), the buffer spring (17) is sleeved on the guide rod (15), two ends of the buffer spring (17) are respectively and fixedly connected to one side of the two sliding blocks (16) opposite to each other.

3. A mini-excavator interference unit according to claim 1, wherein one end of the pull rod (7) far from the permanent magnet B (8) is fixedly connected with a pull plate (10), and the other side of the pull plate (10) is fixedly connected with a pull ring.

4. A miniexcavator interference unit as claimed in claim 1, characterized in that two elastic pads (9) are symmetrically and fixedly connected in said fixing hole, said elastic pads (9) being against the tie rod (7).

5. A miniexcavator interference device according to claim 1, characterized in that a buffer pad is fixedly attached to the bottom of the blanking plate (3), said buffer pad cooperating against the top of the interference device body (11).

6. The jammer of claim 1, wherein two fixing grooves are symmetrically formed in the jammer housing (1), fixing members (18) are slidably connected in the fixing grooves, one sides of the two fixing members (18) opposite to each other are fixedly connected with two sides of the jammer device body (11), a damping spring (19) is fixedly connected to the bottom of each fixing member (18), and the other end of each damping spring (19) is fixedly connected in the corresponding fixing groove.

7. The jammer of claim 6, wherein a stop rod is inserted into the fixing member (18), and both ends of the stop rod are fixedly connected to the fixing grooves.

8. The jammer of claim 2, wherein a pin a is disposed in the mounting seat (12), a pin B is disposed in the fixing seat (14), one side of the rotating member (13) is rotatably sleeved on the pin a, and the other side of the rotating member (13) is rotatably sleeved on the pin B.

Technical Field

The invention relates to the technical field of an interference unit, in particular to an interference unit of a small excavator.

Background

The mini excavator is also called a mini excavator, the definition of the mini excavator is different, for example, 1-3 tons of mini excavator products are the mainstream in countries (such as England, France and Italy) where the excavating loader is popular. In countries where the backhoe loader is not commonly used (e.g., germany), the backhoe loader is more likely to use products of 4-6 tons. The mini excavator benefits from small body posture, the mini excavator is mainly ideal equipment applied to the earthwork engineering in urban areas, and a general mini excavator is provided with an interference unit and used for shielding external interference signals, so that the excavator cannot break down due to external abnormal signals, and the safety is improved.

However, in the specific implementation process of the existing jammer, an interference signal emitted by an interference antenna of the jammer has an electromagnetic influence on a circuit board of the jammer, so that the circuit board of the jammer cannot be guaranteed to accurately work.

The prior patent (publication number: CN205105231U) discloses an interference unit, which can solve the problem that the circuit board is affected by the electromagnetic influence of the interference signal by providing an electromagnetic isolation layer between the circuit board and the interference antenna.

However, the above-mentioned design of the jammer has some disadvantages in practical applications: the existing interference device, the top cover plate is mostly fixed by a plurality of screws, when the internal devices of a plurality of interference devices are damaged and need to be maintained or replaced, the top cover plate can be detached by screwing down the screws in sequence, because the screws are small in size and large in number, when the screws are detached, individual screws are easily lost, and much time is wasted, therefore, we have devised a mini-excavator disturber to address the problems presented above.

Disclosure of Invention

The invention provides an interference unit of a small excavator, which solves the problem that time and labor are wasted when the top cover plate is fixed on the top of the interference unit due to the fact that a plurality of screws are mostly used in the existing interference unit, achieves the effect of quickly plugging and opening the top cover plate, achieves the effect of buffering vibration force, and is beneficial to prolonging the service life of the interference unit main body.

In order to solve the technical problem, the small excavator interference unit provided by the invention comprises an interference unit shell, a dismounting mechanism and a damping mechanism, wherein an installation cavity is arranged in the interference unit shell, a fixing port is formed in the top of the interference unit shell, and an interference unit main body is connected in the interference unit shell in a sliding manner;

the disassembly mechanism comprises a plugging plate, a clamping block, a limiting groove, a permanent magnet A, a pull rod and a permanent magnet B, the plugging plate is rotatably connected in the fixing hole, the clamping block is fixedly connected to one side of the bottom of the plugging plate, the clamping block is slidably connected in the fixing hole, the limiting groove is formed in one side of the clamping block, the permanent magnet A is fixedly connected in the limiting groove, a fixing hole is formed in one side of the interference device shell, the pull rod is inserted in the fixing hole, one end of the pull rod extends into the limiting groove, the permanent magnet B is fixedly connected to one end of the pull rod, the permanent magnet B is magnetically connected with the permanent magnet A, the plugging plate is pulled to be clamped in the fixing hole, then the pull rod is inserted into the fixing hole, when the pull plate abuts against one side of the interference device shell, the permanent magnet B just slides into the limiting groove and is adsorbed together with the permanent magnet A, if need open the shutoff board from the fixed orifices in, operate according to above-mentioned principle can, to sum up, realized carrying out the shutoff with the top apron fast and the effect of opening.

Preferably, the damping mechanism comprises a guide rod, a buffer spring, two mounting seats, two rotating parts, two fixed seats and two sliding blocks, the two mounting seats are symmetrically and fixedly connected to the bottom of the main body of the interference device, the two rotating parts are respectively and rotatably connected into the two mounting seats, the two fixed seats are respectively and rotatably sleeved on one sides of the two rotating parts far away from the mounting seats, the guide rod is fixedly connected into the outer shell of the interference device, the two sliding blocks are symmetrically and slidably sleeved on the guide rod, the top parts of the sliding blocks are fixedly connected with the bottom parts of the fixed seats, the buffer spring is sleeved on the guide rod, two ends of the buffer spring are respectively and fixedly connected to one sides of the two sliding blocks, when the cab of the excavator vibrates, firstly, vibration force can be transmitted to the outer shell of the interference device to enable the main body of the interference device to slide downwards, and in the process, two mount pads can drive two rotation pieces and promote two fixing bases with opposite direction level for two sliders also follow to keep away from each other and tensile buffer spring, can cushion, to sum up, realized can cushioning the effect with shaking force.

Preferably, one end of the pull rod, which is far away from the permanent magnet block B, is fixedly connected with a pull plate, the other side of the pull plate is fixedly connected with a pull ring, and by arranging the pull plate and the pull ring, better force can be applied when a person pulls the pull rod.

Preferably, two elastic pads are symmetrically and fixedly connected in the fixing hole, the elastic pads are abutted to the pull rod, and friction force of the pull rod in the fixing hole can be increased by arranging the elastic pads, so that the problem of the pull rod in the fixing hole is improved, and the problem that the pull rod automatically slides out of the fixing hole is solved.

Preferably, the bottom of the blocking plate is fixedly connected with a cushion pad, and the cushion pad is matched and abutted against the top of the interference device body, so that the interference device body can be prevented from impacting the bottom of the blocking plate when rebounding.

Preferably, two fixed slots have been seted up to the symmetry in the interference ware shell, sliding connection has a mounting in the fixed slot, two one side that the mounting is relative respectively with the both sides fixed connection of interference ware device main part, the bottom fixedly connected with damping spring of mounting, damping spring's other end fixed connection can help improving the buffer capacity in the fixed slot through mounting and damping spring's cooperation.

Preferably, the fixing piece is internally inserted with a limiting rod, and two ends of the limiting rod are fixedly connected in the fixing groove and can limit the moving direction of the fixing piece.

Preferably, a pin shaft A is arranged in the mounting seat, a pin shaft B is arranged in the fixed seat, one side of the rotating part is rotatably sleeved on the pin shaft A, and the other side of the rotating part is rotatably sleeved on the pin shaft B.

Compared with the related art, the small excavator interference device provided by the invention has the following beneficial effects:

1. according to the invention, the plugging plate is pulled to be inserted into the fixing hole, then the pull rod is inserted into the fixing hole, when the pull plate abuts against one side of the shell of the interference device, the permanent magnet block B just slides into the limiting groove and is adsorbed together with the permanent magnet block A, if the plugging plate needs to be opened from the fixing hole, the operation is carried out according to the principle, and in conclusion, the problem that time and labor are wasted when the top cover plate is disassembled due to the fact that a plurality of screws are mostly used for fixing the top cover plate on the top of the interference device in the existing interference device is solved, the effect of plugging and opening the top cover plate is realized quickly, and better force can be applied when a person pulls the pull rod through the pull plate and the pull ring.

2. In the invention, when the cab of the excavator shakes, firstly, the shaking force is transmitted to the shell of the interference device, so that the main body of the interference device slides downwards, in the process, the two mounting seats drive the two rotating parts to horizontally push the two fixing seats in opposite directions, so that the two sliding blocks are also separated from each other and stretch the buffer spring, and buffering can be performed.

Drawings

FIG. 1 is a schematic view of the external structure of a small excavator jammer;

FIG. 2 is a schematic view of the internal structure of a small excavator jammer;

FIG. 3 is an enlarged view taken at A in FIG. 2;

fig. 4 is an enlarged view at B in fig. 2.

Reference numbers in the figures: 1. an interferer housing; 2. a fixed port; 3. a plugging plate; 4. a clamping block; 5. a limiting groove; 6. a permanent magnet A; 7. a pull rod; 8. a permanent magnet B; 9. an elastic pad; 10. pulling a plate; 11. an interferer device body; 12. a mounting seat; 13. a rotating member; 14. a fixed seat; 15. a guide bar; 16. a slider; 17. a buffer spring; 18. a fixing member; 19. a shock absorbing spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the first embodiment, as shown in fig. 1 to 4, a small excavator interference unit comprises an interference unit housing 1, a dismounting mechanism and a damping mechanism, wherein an installation cavity is arranged inside the interference unit housing 1, a fixing port 2 is formed in the top of the interference unit housing 1, and an interference unit device main body 11 is slidably connected in the interference unit housing 1;

the disassembly mechanism comprises a plugging plate 3, a clamping block 4, a limiting groove 5, a permanent magnet A6, a pull rod 7 and a permanent magnet B8, the plugging plate 3 is rotatably connected in a fixed port 2, the clamping block 4 is fixedly connected at one side of the bottom of the plugging plate 3, the clamping block 4 is slidably connected in the fixed port 2, the limiting groove 5 is arranged at one side of the clamping block 4, the permanent magnet A6 is fixedly connected in the limiting groove 5, one side of an interference device shell 1 is provided with a fixed hole, the pull rod 7 is inserted in the fixed hole, one end of the pull rod 7 extends into the limiting groove 5, the permanent magnet B8 is fixedly connected at one end of the pull rod 7, the permanent magnet B8 is magnetically connected with the permanent magnet A6, the plugging plate 3 is pulled to be clamped in the fixed port 2, the pull rod 7 is inserted in the fixed hole, when the pull plate 10 is abutted against one side of the interference device shell 1, the permanent magnet B8 just slides into the limiting groove 5 and is adsorbed together with the permanent magnet A6, if need open the shutoff board 3 from fixed mouthful 2 in, operate according to the principle can, to sum up, solved current interference ware because of mostly using a plurality of screws to fix the top apron at its top, lead to appearing wasting time and energy the problem when dismantling, realized carrying out the shutoff with the top apron fast and the effect of opening.

In the second embodiment, on the basis of the first embodiment, the damping mechanism includes a guide rod 15, a buffer spring 17, two mounting seats 12, two rotating parts 13, two fixing seats 14 and two sliding blocks 16, the two mounting seats 12 are symmetrically and fixedly connected to the bottom of the main body 11 of the interference device, the two rotating parts 13 are respectively and rotatably connected to the two mounting seats 12, the two fixing seats 14 are respectively and rotatably sleeved on one sides of the two rotating parts 13 far away from the mounting seats 12, the guide rod 15 is fixedly connected to the interference device housing 1, the two sliding blocks 16 are symmetrically and slidably sleeved on the guide rod 15, the top of the sliding block 16 is fixedly connected to the bottom of the fixing seat 14, the buffer spring 17 is sleeved on the guide rod 15, two ends of the buffer spring 17 are respectively and fixedly connected to the opposite sides of the two sliding blocks 16, when the cab of the excavator vibrates, firstly, the vibration force is transmitted to the interference device housing 1, make interference ware device main part 11 lapse, in this process, two mount pads 12 can drive two rotation pieces 13 and promote two fixing bases 14 with opposite direction level for two sliders 16 also follow and keep away from each other and tensile buffer spring 17, can cushion, to sum up, solved current interference ware because of most inside not setting up buffer, lead to the problem of the inside device of interference ware easy damage because of jolting, realized can cushioning the effect with the shaking force.

In the third embodiment, on the basis of the first embodiment, one end of the pull rod 7, which is far away from the permanent magnet B8, is fixedly connected with the pull plate 10, and the other end of the pull plate 10 is fixedly connected with the pull ring, so that a person can apply a better force when pulling the pull rod 7 by arranging the pull plate 10 and the pull ring.

Fourth embodiment, on the basis of first embodiment, two elastic cushions 9 of fixed orifices symmetry fixedly connected with, elastic cushion 9 offsets with pull rod 7, through setting up elastic cushion 9, can increase the frictional force of pull rod 7 in the fixed orifices to help improving the problem of pull rod 7 in the fixed orifices, avoided the problem of pull rod 7 self-following fixed orifices roll-off.

Fifth, on the basis of the first embodiment, a cushion pad is fixedly connected to the bottom of the blocking plate 3, and the cushion pad is matched and abutted against the top of the main body 11 of the interfering device, so that the cushion pad can be prevented from impacting the bottom of the blocking plate 3 when the main body 11 of the interfering device rebounds, and the service life of the main body 11 of the interfering device can be prolonged.

Sixth embodiment, on the basis of first embodiment, two fixed slots have been seted up to the symmetry in the interference ware shell 1, sliding connection has mounting 18 in the fixed slot, two relative one sides of mounting 18 respectively with the both sides fixed connection of interference ware device main part 11, the bottom fixedly connected with damping spring 19 of mounting 18, damping spring 19's other end fixed connection is in the fixed slot, through the cooperation of mounting 18 and damping spring 19, when interference ware device main part 11 moves down, mounting 18 can compress damping spring 19 and move down along the gag lever post is vertical, can help improving the shock-absorbing capacity.

Seventh embodiment, on the basis of sixth embodiment, a limiting rod is inserted into the fixing member 18, and both ends of the limiting rod are fixedly connected in the fixing grooves, so that the moving direction of the fixing member 18 can be limited, and the fixing member 18 is prevented from deviating in the moving process.

In an eighth embodiment, on the basis of the second embodiment, a pin a is disposed in the mounting seat 12, a pin B is disposed in the fixing seat 14, one side of the rotating member 13 is rotatably sleeved on the pin a, and the other side of the rotating member 13 is rotatably sleeved on the pin B.

The working principle is as follows:

when the plugging plate 3 needs to be opened from the fixing port 2:

the first step is as follows: firstly, pulling the pull ring to enable the pull plate 10 and the pull rod 7 to be driven by the pull ring to move horizontally, wherein in the process, the permanent magnet block B8 is separated from the permanent magnet block A6, and the pull rod 7 slides between the two elastic pads 9;

the second step is that: when the pull rod 7 slides out of the fixing hole, the plugging plate 3 is pulled downwards, so that the plugging plate 3 drives the clamping block 4 to slide out of the fixing hole 2, and the main body 11 of the interference device can be replaced or maintained;

the third step: if the plugging plate 3 needs to be stably fixed in the fixing port 2, the operation is carried out according to the principle.

When vibration force needs to be eliminated:

the first step is as follows: firstly, vibration force is transmitted to the interference device shell 1, so that the interference device main body 11 slides downwards;

the second step is that: in this process, two mount pads 12 can drive two rotation pieces 13 and promote two fixing bases 14 with opposite direction level for two sliders 16 also follow and keep away from each other and tensile buffer spring 17, can cushion, and to sum up, solved current interference ware and did not set up buffer because of most inside, lead to the problem of the easy damage of interference ware internal part because of jolting, realized can cushioning the effect with the vibrations power.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.