CN109318860B - Cab and engineering vehicle - Google Patents
Cab and engineering vehicle Download PDFInfo
- Publication number
- CN109318860B CN109318860B CN201811246008.0A CN201811246008A CN109318860B CN 109318860 B CN109318860 B CN 109318860B CN 201811246008 A CN201811246008 A CN 201811246008A CN 109318860 B CN109318860 B CN 109318860B
- Authority
- CN
- China
- Prior art keywords
- wiper arm
- driving device
- cab
- wiper
- spring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000007789 sealing Methods 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims 1
- 238000005034 decoration Methods 0.000 abstract description 5
- 238000007790 scraping Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000001680 brushing effect Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 108010066278 cabin-4 Proteins 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/04—Wipers or the like, e.g. scrapers
- B60S1/043—Attachment of the wiper assembly to the vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/04—Wipers or the like, e.g. scrapers
- B60S1/0491—Additional elements being fixed on wipers or parts of wipers not otherwise provided for, e.g. covers, antennae or lights
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention provides a cab and an engineering vehicle, and relates to the technical field of engineering vehicles, wherein the cab comprises a cab body, a wiper arm, a driving device and a bracket; the support is fixed on the surface of driver's cabin body, and drive arrangement is fixed on the support, and drive arrangement is connected with the windscreen wiper arm for drive windscreen wiper arm rotates. The windscreen wiper arm and the driving device are arranged on the outer side of the cab body, the driving device is prevented from occupying the space inside the cab body, the space inside the cab body is increased, the movement and operation of a driver are facilitated, the interior decoration arrangement can be simplified, and when the driving device is maintained, the interior decoration and other parts around the driving device do not need to be disassembled, and the driving device and the windscreen wiper arm can be taken down only by separating the driving device and the windscreen wiper arm on the outer side of the cab body, so that the driving device can be maintained and replaced conveniently.
Description
Technical Field
The invention relates to the technical field of engineering vehicles, in particular to a cab and an engineering vehicle with the cab.
Background
The wiper is a device for brushing and scraping raindrops and dust attached to a windshield of a vehicle to improve visibility of a driver and increase driving safety. A windshield of an automobile is usually provided with a wiper, and other transportation means such as a train, a trolley, a light rail, and the like are provided in addition to the automobile. In addition, some engineering vehicles are also equipped with a wiper, such as a crane, a loader, or an excavator.
At present, the wiper of engineering vehicle is installed on the driver's cabin, and as shown in fig. 1, the wiper comprises motor 1', wiper arm 2' and brush 3', and motor 1' sets up the inboard at driver's cabin 4', and wiper arm 2' and brush 3' set up the outside at driver's cabin 4', and motor 1' and wiper arm 2' through-hole wiper arm joint connect to make motor 1' drive wiper arm 2' operation.
However, this arrangement of the wiper blade may cause the motor 1 'to occupy the internal space of the cab 4', which results in difficulty in arrangement of the motor 1 'and the interior decoration and occupies the active space of the driver, and other parts (such as an air duct, a wire harness, various structural supports, an operating valve, etc.) are usually disposed around the motor 1', so that when the motor 1 'fails due to an inoperative condition, the operation space for maintaining the replacement part is limited, and the replacement of the motor 1' is difficult.
Disclosure of Invention
The invention aims to provide a cab, which aims to solve the technical problems that the space inside the cab is tense and the maintenance and replacement of parts are difficult in the prior art.
The cab provided by the invention comprises a cab body, a wiper arm, a driving device and a bracket;
the support is fixed on the outer surface of the cab body, the driving device is fixed on the support, and the driving device is connected with the wiper arm and used for driving the wiper arm to rotate.
Further, the wiper arm is connected with the driving device through a wiper arm joint;
the windscreen wiper arm is hinged with the windscreen wiper arm joint through a hinge shaft, and can rotate towards or away from the cab body around the axis of the hinge shaft;
The wiper arm joint is provided with a through hole, the through hole is fixedly sleeved on an output shaft of the driving device, and the driving device can drive the wiper arm to rotate around the axis of the output shaft of the driving device.
Further, the through hole comprises a fitting portion, the fitting portion is conical, and the diameter of the fitting portion is gradually reduced from one end close to the driving device to one end far away from the driving device.
Further, the wiper arm comprises a connecting rod, an extension rod and a spring; the cab also comprises a scraping brush;
one end of the connecting rod is hinged with the wiper arm joint through a hinge shaft, the connecting rod can rotate towards or away from the cab body around the axis of the hinge shaft, the other end of the connecting rod is fixedly connected with one end of the extension rod, and the other end of the extension rod is connected with the wiper;
One end of the spring is connected with the wiper arm joint, the other end of the spring is connected with the connecting rod, and the elastic force of the spring can enable the wiper to be abutted to the windshield of the cab body.
Further, the spring is arranged on one side, far away from the cab body, of the connecting rod, and when the scraping brush is abutted against the windshield of the cab body, the spring is in a compressed state.
Further, the spring is arranged on one side of the connecting rod, which is close to the cab body, and when the scraping brush is abutted against the windshield of the cab body, the spring (23) is in an extension state.
Further, the driving means comprises an electric motor, a hydraulic motor or a pneumatic motor.
Further, the driving device is fixed on one side of the bracket far away from the cab body, and an output shaft of the driving device penetrates through the bracket and is connected with the wiper arm.
Further, the cab also comprises a waterproof cover;
The waterproof cover is sleeved outside the driving device, and the wiper arm extends out of the waterproof cover and can rotate relative to the waterproof cover.
The invention also aims to provide an engineering vehicle which comprises the cab.
The cab provided by the invention comprises a cab body, a wiper arm, a driving device and a bracket; the support is fixed on the outer surface of the cab body, the driving device is fixed on the support, and the driving device is connected with the wiper arm and used for driving the wiper arm to rotate. Because windscreen wiper arm and drive arrangement all set up in the outside of driver's cabin body, avoid drive arrangement to occupy the inside space of driver's cabin body, can increase the inside space of driver's cabin body, be convenient for driver's activity and operation, and can simplify interior trim setting (need not set up the access cover), and when maintaining drive arrangement, need not unpack other spare parts around interior trim and the drive arrangement, only need separate drive arrangement and windscreen wiper arm in the driver's cabin body outside, can take off drive arrangement and windscreen wiper arm, can be convenient for maintain and change drive arrangement, be particularly useful for some engineering vehicle or engineering machine tool that need install the windscreen wiper at driver's cabin top or rear portion.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is an assembly view of a wiper blade according to the related art;
FIG. 2 is a schematic view of a cab according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a wiper arm joint in a cab according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a wiper arm in a cab according to an embodiment of the present invention.
Icon: 1-a motor; 2-wiper arms; 21-a connecting rod; 22-extension rod; 23-springs; 3-scraping and brushing; 4-wiper arm joints; 41-through holes; 411-attaching part; 5-a bracket; 6-cab body; a 1' -motor; 2' -wiper arm; 3' -scraping and brushing; 4' -cab.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that, if terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are used, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, only for convenience of describing the present invention and simplifying the description, and does not indicate or imply that the indicated apparatus or element must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, as used herein, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The invention provides a cab and an engineering vehicle, and a plurality of embodiments are provided below to describe the cab and the engineering vehicle in detail.
Example 1
The cab provided by the embodiment, as shown in fig. 2 to 4, comprises a cab body 6, a wiper arm 2, a driving device and a bracket 5; the support 5 is fixed on the surface of the cab body 6, the driving device is fixed on the support 5, and the driving device is connected with the wiper arm 2 and used for driving the wiper arm 2 to rotate.
The bracket 5 may be fixed on a sheet metal of the vehicle body of the cab body 6, or may be fixed on a windshield of the cab body 6, and the bracket 5 and the cab body 6 may be connected by welding, or may be fixed by a fastener or any other suitable means.
The driving device may include a motor 1, or may include any suitable device such as a hydraulic motor or a pneumatic motor, and the driving device drives the wiper arm 2 to rotate, so that the wiper arm 2 swings relative to the windshield of the cab body 6, and further drives the wiper 3 mounted on the wiper arm 2 to swing on the windshield, so as to scrape water and dust on the windshield.
The driving device is connected with the wiper arm 2, the wiper arm 2 can be fixedly sleeved on an output shaft of the driving device, and the wiper arm 2 can be driven to rotate around the axis of the output shaft of the driving device when the driving device operates.
Because the wiper arm 2 and the driving device are all arranged on the outer side of the cab body 6, the driving device is prevented from occupying the space inside the cab body 6, the space inside the cab body 6 can be increased, the movement and operation of a driver can be facilitated, the interior decoration arrangement (without arranging an access cover) can be simplified, and when the driving device is maintained, the interior decoration and other parts around the driving device are not required to be disassembled, and only the driving device and the wiper arm 2 are required to be separated from the outer side of the cab body 6, so that the driving device and the wiper arm 2 can be taken down, the driving device can be conveniently maintained and replaced, and the novel windscreen wiper is particularly suitable for engineering vehicles or engineering machinery which are required to be installed at the top or the rear part of the cab.
The driving device and the wiper arm 2 may be disposed on one side of the bracket 5 at the same time, or may be disposed on two sides of the bracket 5 respectively, so long as the driving device can drive the wiper arm 2 to rotate.
In this embodiment, the driving device is fixed on a side of the bracket 5 away from the cab body 6, the wiper arm 2 is located on a side of the bracket 5 facing the cab body 6, and an output shaft of the driving device passes through the bracket 5 and is connected with the wiper arm 2.
The output shaft of the driving device penetrates through the bracket 5 and can rotate relative to the bracket 5, and the output shaft of the driving device is connected with the wiper arm 2 to drive the wiper arm 2 to rotate around the output shaft of the driving device, so that the wiper arm 2 is driven to swing relative to the windshield.
Further, the wiper arm 2 is connected with the driving device through a wiper arm joint 4; the wiper arm 2 is hinged with the wiper arm joint 4 through a hinge shaft, and the wiper arm 2 can rotate towards or away from the cab body 6 around the axis of the hinge shaft; the wiper arm joint 4 is provided with a through hole 41, the through hole 41 is fixedly sleeved on an output shaft of the driving device, and the driving device can drive the wiper arm 2 to rotate around the axis of the output shaft of the driving device.
In a normal state, the wiper arm 2 is positioned relatively close to the windshield so that the wiper 3 mounted on the wiper arm 2 can be abutted against the windshield, and when the wiper arm 2 is required to run, the wiper arm 2 swings back and forth around the axis of the driving device in the plane of the windshield; in a special state, the wiper arm 2 can rotate to a proper position around the axis of the hinge shaft away from the cab body 6 and then is locked at the position so as to enlarge the distance between the wiper arm 2 and the windshield, thereby separating the wiper 3 on the wiper arm 2 from the windshield, and at the moment, special operations such as overhauling the wiper arm 2 and the wiper 3 can be performed; after the special state is finished, the user can rotate the wiper arm 2 around the axis of the hinge shaft toward the cab body 6 to return to the normal state.
The wiper arm joint 4 is fixedly sleeved with an output shaft of the driving device, the output shaft of the driving device can drive the wiper arm joint 4 to rotate around the axis of the output shaft of the driving device, and when the wiper arm 2 is in a normal state, the driving device can drive the wiper arm 2 to rotate around the axis of the output shaft of the driving device through the wiper arm joint 4, so that the wiper arm 2 can swing reciprocally around the axis of the driving device in the plane where the windshield is located.
In order to enable the wiper arm 2 to swing reciprocally, it may be achieved by controlling the rotation direction of the output shaft of the driving device, for example, when the output shaft of the driving device rotates clockwise, the wiper arm 2 may rotate clockwise, and when the output shaft of the driving device rotates counterclockwise, the wiper arm 2 may rotate counterclockwise, so that the rotation direction of the output shaft is continuously adjusted, and the wiper arm 2 may alternately rotate clockwise and counterclockwise.
The through hole 41 of the wiper arm joint 4 can be clamped with an output shaft of the driving device.
Preferably, the through hole 41 includes a fitting portion 411, the fitting portion 411 is tapered, and a diameter of the fitting portion 411 tapers from an end near the driving device to an end far from the driving device.
Specifically, the output shaft of the driving device is tapered, the diameter of the output shaft of the driving device tapers from one end close to the driving device to one end far away from the driving device, after the through hole 41 is sleeved on the output shaft of the driving device, the shape of the attaching part 411 is matched with the shape of a part of the output shaft of the driving device, the attaching part 411 can be attached to the part of the output shaft of the driving device, when the position is reached, the wiper arm joint 4 can not move towards the driving device any more, the end part of the output shaft of the driving device can extend out of the through hole 41, threads are arranged on the end part of the output shaft of the driving device, at the moment, the nuts are in threaded connection with the threads on the end part of the output shaft, so that the nuts abut against the wiper arm joint 4 at the position, and the wiper arm joint 4 and the output shaft of the driving device are fixed. When the windscreen wiper is disassembled, the nut is disassembled, the windscreen wiper arm joint 4 is pulled out from the output shaft of the driving device, and the operation is convenient.
Further, the cab further comprises a wiper 3, and the wiper 3 is connected with the wiper arm 2. The wiper 3 can reciprocate on the outer surface of the windshield under the driving of the wiper arm 2, thereby wiping off water and dust on the outer surface of the windshield. Wherein, can be provided with the buckle on the brush 3, wiper arm 2 can be connected with the buckle block, and brush 3 also can be connected with wiper arm 2 through other connected modes such as fastener in addition.
Further, the wiper arm 2 includes a connecting rod 21, an extension rod 22, and a spring 23; one end of the connecting rod 21 is hinged with the wiper arm joint 4 through a hinge shaft, the connecting rod 21 can rotate towards or away from the cab body 6 around the axis of the hinge shaft, the other end of the connecting rod 21 is fixedly connected with one end of the extension rod 22, and the other end of the extension rod 22 is connected with the wiper 3; one end of the spring 23 is connected to the wiper arm joint 4, the other end of the spring 23 is connected to the connecting rod 21, and the elastic force of the spring 23 can bring the wiper 3 into contact with the windshield of the cab body 6.
Specifically, be equipped with the articulated shaft on the wiper arm joint 4, the one end cover of connecting rod 21 is epaxial at the articulated, and connecting rod 21 can rotate around the axis of articulated shaft towards or keep away from driver's cabin body 6, and the one end of spring 23 is hung epaxial at the articulated, and the other end of spring 23 is connected with connecting rod 21, and when wiper arm 2 was in conventional state, the elastic force of spring 23 can make the windshield butt of scraping brush 3 and driver's cabin body 6 to make the wiper brush 3 and windshield in close contact, improve clean effect.
The extension rod 22 is bent, and one end of the extension rod 22 connected to the connecting rod 21 is also bent, and the bending angle of the extension rod 22 and the bending angle of the end of the extension rod 22 are designed according to practical situations, so that the wiper 3 can be abutted against the windshield with a proper force when the wiper arm 2 is in a normal state.
When the wiper arm 2 is in a normal state, the spring 23 may apply a pushing force to the connecting rod 21 to bring the wiper 3 into contact with the windshield, and the spring 23 may also apply a pulling force to the connecting rod 21 to bring the wiper 3 into contact with the windshield.
As an embodiment, the spring 23 is provided on a side of the connecting rod 21 away from the cab body 6, and the spring 23 is in a compressed state when the wiper 3 abuts against the windshield of the cab body 6.
Specifically, a groove is provided on an end surface of the connecting rod 21 on a side away from the cab body 6, a spring 23 is provided in the groove, one end of the spring 23 is connected with the wiper arm joint 4, the other end of the spring 23 is connected with the connecting rod 21, when the wiper arm 2 is in a normal state (i.e., when the wiper 3 abuts against the windshield), the spring 23 is in a compressed state, the spring 23 applies a pushing force to the connecting rod 21 so that the connecting rod 21 receives a force toward the cab body 6, and the wiper 3 abuts against the windshield.
As another embodiment, the spring 23 is provided on the side of the connecting rod 21 near the cab body 6, and the spring 23 is in an extended state when the wiper 3 abuts against the windshield of the cab body 6.
Specifically, a groove is provided on an end surface of the connecting rod 21 on one side close to the cab body 6, a spring 23 is provided in the groove, one end of the spring 23 is connected with the wiper arm joint 4, the other end of the spring 23 is connected with the connecting rod 21, when the wiper arm 2 is in a normal state (i.e., when the wiper 3 abuts against the windshield), the spring 23 is in a stretched state, and the spring 23 applies a pulling force to the connecting rod 21 so that the connecting rod 21 receives a force toward the cab body 6, and the wiper 3 abuts against the windshield.
The driving means may comprise the electric motor 1or any suitable means such as a hydraulic motor or a pneumatic motor. In this embodiment, the driving means comprises a motor 1. The motor 1 may be a motor 1 with an external linkage mechanism or a motor 1 with an internal linkage mechanism.
In addition, motor 1 can also be waterproof motor 1, can further improve motor 1's stability, prevents that the rainwater from causing the damage to motor 1.
Further, the cab further includes a waterproof cover which is sleeved outside the driving device, and the wiper arm 2 protrudes from the waterproof cover and is rotatable relative to the waterproof cover.
The waterproof cover is made of a waterproof material, such as plastic or glass, or any other suitable material, preferably the waterproof cover is made of a transparent material, such as plastic, so that the state of the driving device can be easily observed, and the probability of blocking the driver's vision can be reduced.
The buckler cover is established in drive arrangement's outside, with drive arrangement seal inside the buckler, thereby prevent that water from getting into and causing drive arrangement to damage in the drive arrangement, wherein, the buckler can be boxlike, drive arrangement sets up inside the buckler, drive arrangement's output shaft stretches out the buckler, and can rotate for the buckler, can set up the sealing strip between buckler and drive arrangement's the output shaft in order to strengthen sealing performance, thereby drive arrangement's output shaft is connected with wiper arm 2, drive wiper arm 2 rotates, can not hinder wiper arm 2 normal operating, and still seal drive arrangement in the buckler, prevent drive arrangement damage.
The waterproof cover can also be box-shaped, an end face of the waterproof cover is provided with an opening, the driving device is fixed on one end face of the support 5, an output shaft of the driving device penetrates through the end face and then is connected with the wiper arm 2, the waterproof cover is buckled on the end face of the support 5, the driving device stretches into the waterproof cover through the opening of the waterproof cover, and therefore a closed space is formed between the waterproof cover and the end face of the support 5, and water can be prevented from being contacted with the driving device.
The cab provided by the embodiment comprises a cab body 6, a wiper arm 2, a driving device, a bracket 5 and a waterproof cover; the bracket 5 is fixed on the outer surface of the cab body 6, the driving device is fixed on the bracket 5 and is connected with the wiper arm 2 for driving the wiper arm 2 to rotate; the waterproof cover is sleeved outside the driving device, and the wiper arm 2 can rotate relative to the waterproof cover. Because windscreen wiper arm 2 and drive arrangement all set up in the outside of driver's cabin body 6, avoid drive arrangement to occupy the inside space of driver's cabin body 6, can increase the inside space of driver's cabin body 6, be convenient for driver's activity and operation, and can simplify interior trim setting (need not set up the access cover), and when maintaining drive arrangement, need not unpack other spare parts around interior trim and the drive arrangement, only need separate drive arrangement and windscreen wiper arm 2 in the outside of driver's cabin body 6, can take off drive arrangement and windscreen wiper arm 2, can be convenient for maintain and change drive arrangement.
Example 2
The engineering vehicle provided by the embodiment comprises the cab provided by the embodiment 1. Because windscreen wiper arm 2 and drive arrangement all set up in the outside of driver's cabin body 6, avoid drive arrangement to occupy the inside space of driver's cabin body 6, can increase the inside space of driver's cabin body 6, be convenient for driver's activity and operation, and can simplify interior trim setting (need not set up the access cover), and when maintaining drive arrangement, need not unpack other spare parts around interior trim and the drive arrangement, only need separate drive arrangement and windscreen wiper arm 2 in the outside of driver's cabin body 6, can take off drive arrangement and windscreen wiper arm 2, can be convenient for maintain and change drive arrangement.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (8)
1. The cab is characterized by comprising a cab body (6), a wiper arm (2), a driving device and a bracket (5);
The driving device is arranged on the outer side of the cab body (6), is connected with the wiper arm (2) and is used for driving the wiper arm (2) to rotate, is fixed on one side, far away from the cab body (6), of the support (5), and an output shaft of the driving device penetrates through the support (5) and is connected with the wiper arm (2);
The cab also comprises a waterproof cover;
The waterproof cover is sleeved outside the driving device, the wiper arm (2) stretches out of the waterproof cover and can rotate relative to the waterproof cover, the waterproof cover is made of transparent materials, and a sealing strip is arranged between the waterproof cover and an output shaft of the driving device.
2. The cab according to claim 1, characterized in that the wiper arm (2) is connected to the drive device by a wiper arm joint (4);
The wiper arm (2) is hinged with the wiper arm joint (4) through a hinge shaft, and the wiper arm (2) can rotate towards or away from the cab body (6) around the axis of the hinge shaft;
The wiper arm joint (4) is provided with a through hole (41), the through hole (41) is fixedly sleeved on an output shaft of the driving device, and the driving device can drive the wiper arm (2) to rotate around the axis of the output shaft of the driving device.
3. The cab according to claim 2, wherein the through hole (41) includes a fitting portion (411), the fitting portion (411) being tapered, a diameter of the fitting portion (411) tapering from an end closer to the driving device toward an end farther from the driving device.
4. The cab according to claim 2, wherein the wiper arm (2) comprises a connecting rod (21), an extension rod (22) and a spring (23); the cab also comprises a wiper (3);
One end of the connecting rod (21) is hinged with the wiper arm joint (4) through a hinge shaft, the connecting rod (21) can rotate towards or away from the cab body (6) around the axis of the hinge shaft, the other end of the connecting rod (21) is fixedly connected with one end of the extension rod (22), and the other end of the extension rod (22) is connected with the wiper (3);
One end of the spring (23) is connected with the wiper arm joint (4), the other end of the spring (23) is connected with the connecting rod (21), and the elastic force of the spring (23) can enable the wiper (3) to be abutted against the windshield of the cab body (6).
5. The cab according to claim 4, wherein the spring (23) is disposed on a side of the connecting rod (21) away from the cab body (6), and the spring (23) is in a compressed state when the wiper (3) abuts against a windshield of the cab body (6).
6. The cab according to claim 4, wherein the spring (23) is disposed on a side of the connecting rod (21) close to the cab body (6), and the spring (23) is in an extended state when the wiper (3) abuts against a windshield of the cab body (6).
7. The cab according to any one of claims 1-6, wherein the drive means comprises an electric motor (1), a hydraulic motor or a pneumatic motor.
8. A construction vehicle comprising a cab according to any one of claims 1-7.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821292981 | 2018-08-10 | ||
| CN2018212929811 | 2018-08-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109318860A CN109318860A (en) | 2019-02-12 |
| CN109318860B true CN109318860B (en) | 2024-05-07 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811246008.0A Active CN109318860B (en) | 2018-08-10 | 2018-10-25 | Cab and engineering vehicle |
| CN201821729771.4U Active CN208993648U (en) | 2018-08-10 | 2018-10-25 | Driver's cabin and engineering truck |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821729771.4U Active CN208993648U (en) | 2018-08-10 | 2018-10-25 | Driver's cabin and engineering truck |
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| CN (2) | CN109318860B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109318860B (en) * | 2018-08-10 | 2024-05-07 | 三一汽车制造有限公司 | Cab and engineering vehicle |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001310707A (en) * | 2000-04-28 | 2001-11-06 | Honda Motor Co Ltd | Wiper device |
| TWM255823U (en) * | 2004-04-27 | 2005-01-21 | Great Performance Ind Co Ltd | Improved lighting structure for windshield wiper |
| CN2860936Y (en) * | 2005-11-01 | 2007-01-24 | 伟成工业有限公司 | Windshield wiper spoiler |
| CN101811495A (en) * | 2009-02-24 | 2010-08-25 | 市光工业株式会社 | Wiper arm |
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| CN206968608U (en) * | 2017-04-25 | 2018-02-06 | 厦门大学嘉庚学院 | A kind of electronic demisting brush of automobile side-window |
| CN208993648U (en) * | 2018-08-10 | 2019-06-18 | 三一汽车制造有限公司 | Driver's cabin and engineering truck |
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| CN101811495A (en) * | 2009-02-24 | 2010-08-25 | 市光工业株式会社 | Wiper arm |
| CN102069776A (en) * | 2010-12-13 | 2011-05-25 | 吴清芳 | Induction frameless vacuum/electrostatic suction cup type windscreen wiper |
| CN102717775A (en) * | 2011-03-09 | 2012-10-10 | 阿斯莫有限公司 | Arm head |
| CN202686297U (en) * | 2012-05-31 | 2013-01-23 | 浙江吉利汽车研究院有限公司杭州分公司 | Windscreen wiper |
| CN202686294U (en) * | 2012-07-09 | 2013-01-23 | 北京汽车股份有限公司 | Wiper motor installing support and vehicle |
| CN203020275U (en) * | 2013-01-08 | 2013-06-26 | 上海通用汽车有限公司 | Mounting structure of wiper motor |
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| CN104842945A (en) * | 2014-07-31 | 2015-08-19 | 北汽福田汽车股份有限公司 | Windscreen wiper and vehicle |
| CN204037512U (en) * | 2014-09-17 | 2014-12-24 | 黄涛 | The stealthy rain brush of opposite opened |
| CN205168451U (en) * | 2015-11-18 | 2016-04-20 | 高宇航 | Can rotatory multi -purpose windshield wiper of surveying |
| CN206968608U (en) * | 2017-04-25 | 2018-02-06 | 厦门大学嘉庚学院 | A kind of electronic demisting brush of automobile side-window |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN109318860A (en) | 2019-02-12 |
| CN208993648U (en) | 2019-06-18 |
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