Lateral thrust prevention device for cab
By adding an anti-roll component to the bottom of the grader cab, the problem of excessive side thrust when the grader rolls over is solved, the connection strength between the cab and the frame is improved, and the operator's safety is ensured.
Patent Information
- Application Number
- CN202421069149.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-16
- Publication Date
- 2025-01-21
- Estimated Expiration
- 2034-05-16
AI Technical Summary
When the grader rolls over, the side thrust is too high, exceeding the shear force of the bolts in the connecting assembly, causing the cab to separate from the frame, affecting the safety of the operator.
Add multiple anti-roll components to the bottom of the cab. Each anti-roll component includes an anti-roll bar, a support piece and a spacer block. The anti-roll bar passes through the connection plate of the frame and is connected through nuts. The spacer block offsets the bottom of the connection plate to Share side thrust.
When the grader rolls over, the anti-tilt component shares the side thrust, improves the connection strength between the cab and the frame, and ensures the safety of the operator.
Smart Images
Figure CN222373004U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of graders, in particular to a cab anti-side thrust device. Background Art
[0002] A connecting assembly is usually provided at the bottom of the cab of a motor grader to connect the frame to the cab. The connecting assembly plays a buffering role. However, when the motor grader is tipping over, the lateral thrust generated by the tipping is too large and exceeds the shear force of the bolts in the connecting assembly, separating the frame from the cab. In severe cases, the cab may be deformed, affecting the safety of the operator.
[0003] In summary, when a motor grader rolls over, how to ensure the connection strength between the cab and the frame has become an urgent problem that researchers in this field need to solve. Utility Model Content
[0004] The technical problem to be solved by the utility model is: how to ensure the connection strength between the cab and the frame when the grader rolls over;
[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is:
[0006] The utility model is a cab anti-side thrust device, comprising: a plurality of connecting components connecting a cab and a frame; an anti-tilt component, which is located at one side of each connecting component and connects the cab and the frame; the anti-tilt component comprises: an anti-tilt bar, one end of which is fixedly arranged at the bottom of the cab, and the other end passes through a connecting plate of the frame and is connected with a first nut; a support plate, which is sleeved on the anti-tilt bar and is located between the first nut and the bottom of the connecting plate; a cushion block, which is sleeved on the anti-tilt bar and is located between the bottom of the connecting plate and the support block; wherein, when the cab and the frame are in a non-tilting state, there is an adjustable gap between the cushion block and the bottom of the connecting plate;
[0007] In this solution, multiple anti-roll components are added to the bottom of the cab, the anti-roll bar of the anti-roll component passes through the connecting plate on the top of the frame and is connected by a first nut, a pad and a support plate are respectively arranged between the first nut and the bottom of the connecting plate, the support plate is used to support the pad, and an adjustable gap is provided between the pad and the connecting plate; when the grader is working normally, the anti-roll component does not work; when the grader rolls over, the pad in the anti-roll component is against the bottom of the connecting plate, at which time the anti-roll component shares part of the side thrust, thereby ensuring the connection strength between the cab and the frame.
[0008] In order to illustrate the specific structure of the connection assembly, the connection assembly adopted by the utility model includes: a connection rod, one end of which is fixedly arranged at the bottom of the cab, and the other end passes through the connection plate of the frame and is connected with a second nut; two pressure plates, which are both sleeved on the connection rod and are respectively located between the connection plate, the bottom wall of the cab and the connection plate and the second nut; two shock-absorbing pads, which are both sleeved on the connection rod and are respectively located at the top of the connection plate, one of the pressure plates and the bottom of the connection plate, and between the other pressure plate; wherein the two shock-absorbing pads are respectively against the top and the bottom of the connection plate;
[0009] In this solution, a pressure plate, a shock-absorbing pad, a connecting plate, a shock-absorbing pad, a pressure plate, and a second nut are arranged on the connecting rod from top to bottom. When the grader works normally, the shock-absorbing pad works to play a shock-absorbing role; when the grader rolls over, the connecting assembly also shares part of the side thrust, ensuring the connection strength between the cab and the frame.
[0010] In order to illustrate the specific setting positions of the connecting components and the anti-tilt components, the utility model adopts 4 connecting components, which are respectively located at the upper left, lower left, upper right and lower right positions of the bottom of the cab; 4 anti-tilt components are respectively located at the upper left, lower left, upper right and lower right positions of the bottom of the cab, and are correspondingly located on one side of the connecting components;
[0011] In this way, no matter in which direction the cab rolls over, the corresponding connection components and anti-tilt components must function to ensure the connection strength between the cab and the frame.
[0012] In order to illustrate the specific structure of the connecting plate, the utility model adopts the connecting plate as an extension plate, and the connecting plate is used for the anti-roll bar and the connecting rod to pass through;
[0013] Since the anti-tilt component is added in this solution, the length of the connecting plate will inevitably increase, which provides conditions for the installation position of the anti-tilt component.
[0014] The beneficial effects of the utility model are as follows: the utility model is a cab anti-side thrust device, a plurality of anti-tilt components are added at the bottom of the cab, the anti-tilt rod of the anti-tilt component passes through the connecting plate on the top of the frame and is connected by a first nut, a cushion block and a support sheet are respectively arranged between the first nut and the bottom of the connecting plate, the support sheet is used to support the cushion block, and an adjustable gap is provided between the cushion block and the connecting plate; when the grader is operating normally, the anti-tilt component does not work; when the grader rolls over, the cushion block in the anti-tilt component is against the bottom of the connecting plate, at which time the anti-tilt component shares a part of the side thrust, thereby ensuring the connection strength between the cab and the frame. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments.
[0016] Figure 1 It is a structural schematic diagram of the utility model;
[0017] Figure 2 This is a diagram showing the cooperation between the cab, anti-tilt assembly and connecting assembly of the utility model;
[0018] Figure 3 It is the coordination diagram of the anti-tilt assembly, the connection assembly and the connection plate;
[0019] In the figure: 1-cab, 2-frame, 21-connecting plate, 3-connecting assembly, 31-connecting rod, 32-second nut, 33-pressure plate, 34-shock pad, 4-anti-roll assembly, 41-anti-roll bar, 42-first nut, 43-support plate, 44-pad, 45-adjusting gap. DETAILED DESCRIPTION
[0020] Now the utility model is further described in detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams, which only illustrate the basic structure of the utility model in a schematic manner, and therefore only show the components related to the utility model.
[0021] like Figure 1-3 As shown, the utility model is a cab anti-side thrust device, comprising: a plurality of connecting components 3 connecting a cab 1 and a frame 2; an anti-tilt component 4 is located at one side of each connecting component 3, and the anti-tilt component 4 connects the cab 1 and the frame 2; the anti-tilt component 4 comprises: an anti-tilt bar 41 having one end fixedly arranged at the bottom of the cab 1, and the other end passing through the connecting plate 21 of the frame 2 and connected with a first nut 42; a support plate 43 is sleeved on the anti-tilt bar 41 and located between the first nut 42 and the bottom of the connecting plate 21; a cushion block 44 is sleeved on the anti-tilt bar 41 and located between the bottom of the connecting plate 21 and the support plate 43; wherein, when the cab 1 and the frame 2 are in a non-tilting state, an adjustment gap 45 is provided between the cushion block 44 and the bottom of the connecting plate 21;
[0022] In this solution, multiple anti-roll components are added to the bottom of the cab, the anti-roll bar of the anti-roll component passes through the connecting plate on the top of the frame and is connected by a first nut, a pad and a support plate are respectively arranged between the first nut and the bottom of the connecting plate, the support plate is used to support the pad, and an adjustable gap is provided between the pad and the connecting plate; when the grader is working normally, the anti-roll component does not work; when the grader rolls over, the pad in the anti-roll component is against the bottom of the connecting plate, at which time the anti-roll component shares part of the side thrust, thereby ensuring the connection strength between the cab and the frame.
[0023] like Figure 1 , 3As shown, in order to illustrate the specific structure of the connection assembly, the connection assembly 3 adopted by the utility model includes: one end of the connection rod 31 is fixedly arranged at the bottom of the cab 1, and the other end passes through the connection plate 21 of the frame 2 and is connected with the second nut 32; two pressure plates 33 are both sleeved on the connection rod 31, and are respectively located between the connection plate 21, the bottom wall of the cab 1 and the connection plate 21 and the second nut 32; two shock-absorbing pads 34 are both sleeved on the connection rod 31, and are respectively located at the top of the connection plate 21, one of the pressure plates 33 and the bottom of the connection plate 21, and the other pressure plate 33; wherein the two shock-absorbing pads 34 are respectively against the top and the bottom of the connection plate 21;
[0024] In this solution, a pressure plate, a shock-absorbing pad, a connecting plate, a shock-absorbing pad, a pressure plate, and a second nut are arranged on the connecting rod from top to bottom. When the grader works normally, the shock-absorbing pad works to play a shock-absorbing role; when the grader rolls over, the connecting assembly also shares part of the side thrust, ensuring the connection strength between the cab and the frame.
[0025] like Figure 2 As shown, in order to illustrate the specific setting positions of the connecting components and the anti-tilt components, the utility model adopts 4 connecting components 3, which are respectively located at the upper left, lower left, upper right and lower right positions of the bottom of the cab 1; 4 anti-tilt components 4 are provided, which are respectively located at the upper left, lower left, upper right and lower right positions of the bottom of the cab 1, and are correspondingly located on one side of the connecting component 3;
[0026] In this way, no matter in which direction the cab rolls over, the corresponding connection components and anti-tilt components must function to ensure the connection strength between the cab and the frame.
[0027] like Figure 3 As shown, in order to illustrate the specific structure of the connecting plate, the utility model adopts the connecting plate 21 as an extension plate, and the connecting plate 21 is for the anti-roll bar 41 and the connecting rod 31 to pass through;
[0028] Since the anti-tilt component is added in this solution, the length of the connecting plate will inevitably increase, which provides conditions for the installation position of the anti-tilt component.
[0029] Based on the above ideal embodiments of the utility model, the relevant staff can make various changes and modifications without deviating from the technical concept of the utility model through the above description. The technical scope of the utility model is not limited to the content of the specification, and its technical scope must be determined according to the scope of the claims.
Claims
1. The cab anti-thrust device is characterized by: include: Multiple connection components connecting the cab and the frame; An anti-tilt assembly, located on one side of each of the connecting assemblies, connecting the cab and the frame; The anti-tilt assembly comprises: An anti-roll bar, one end of which is fixedly arranged at the bottom of the cab, and the other end of which passes through the connecting plate of the frame and is connected to a first nut; A support plate, which is sleeved on the anti-roll bar and located between the first nut and the bottom of the connecting plate; A cushion block, which is sleeved on the anti-roll bar and located between the bottom of the connecting plate and the supporting sheet; Wherein, when the cab and the frame are in a non-tilting state, there is an adjustment gap between the cushion block and the bottom of the connecting plate.
2. The cab anti-side thrust device according to claim 1, characterized in that: The connection component comprises: A connecting rod, one end of which is fixedly arranged at the bottom of the cab, and the other end of which passes through the connecting plate of the frame and is connected to a second nut; Two pressure plates, both of which are sleeved on the connecting rod and respectively located between the connecting plate and the bottom wall of the cab and between the connecting plate and the second nut; Two shock-absorbing pads, both of which are sleeved on the connecting rod and are located at the top of the connecting plate, one of the pressing plates, and the bottom of the connecting plate, between the other pressing plate; Wherein, the two shock-absorbing pads are respectively against the top and the bottom of the connecting plate.
3. The cab anti-side thrust device according to claim 1, characterized in that: There are four connecting components, which are respectively located at the upper left, lower left, upper right and lower right positions of the bottom of the cab.
4. The cab anti-side thrust device according to claim 3, characterized in that: There are four anti-tilt components, which are respectively located at the upper left, lower left, upper right and lower right positions of the bottom of the cab, and are correspondingly located on one side of the connecting component.
5. The cab anti-side thrust device according to claim 2, characterized in that: The connecting plate is an extension plate, and the anti-roll bar and the connecting rod pass through the connecting plate.