Downward-hidden tail plate device

Abstract

The utility model discloses a lower hidden tail plate device, which comprises a tail plate mechanism, a lifting mechanism, a lifting mechanism, a lifting mechanism and a lifting mechanism, and is characterized in that the tail plate mechanism comprises a tail plate component and a support frame connected with the tail plate component; the dustproof mechanism comprises a dustproof cover and two dust blocking strips, the dustproof cover is made of an aluminum profile, a guide channel and an avoiding channel are defined in the dustproof cover, and the guide channel is connected with the avoiding channel; the rolling mechanism comprises a rolling wheel assembly and a connecting plate connected with the rolling wheel assembly, the rolling wheel assembly can roll in the length direction of the guide channel, the connecting plate is connected with the supporting frame, the connecting plate can move along the avoiding channel, and the connecting plate is located between the two dust blocking strips; the power mechanism is used for driving the roller assembly to move along the guide channel. The sliding guide rails are made of aluminum profiles, the hydraulic motor serves as power to drive the gear and the rack to walk, the tail plate rack moves in a rolling mode through the multiple sets of idler wheels, the tail plate is extremely small in front-and-back moving resistance, low in energy consumption and excellent in left-and-right synchronism, the anti-collision blocks are arranged for buffering and damping, and noise is low.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of tail board, especially a lower concealed tail board device. BACKGROUND

[0002] Some trucks will be configured with tail boards, and the tail boards are used to lift goods. In order to reduce the space occupied by the tail board in the horizontal direction of the truck, the tail board will be concealed in the bottom of the truck.

[0003] In the prior art, a lower concealed folding tail board is disclosed, and the patent number is CN220130013U. The lower concealed folding tail board comprises an electric push rod and a tail board assembly. The electric push rod is used to push the tail board assembly out of the bottom of the truck or push it into the bottom of the truck. The tail board assembly is connected with a sliding block. A sliding groove is arranged on the connecting plate of the bottom of the truck. When the tail board moves, the sliding block can move along the sliding groove.

[0004] However, the sliding groove of the existing lower concealed tail board is easy to hide sand dust, foreign matter, etc. When the sliding block moves along the sliding groove, the resistance is large, and the energy consumption is large. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving one of the technical problems existing in the prior art. To this end, the utility model provides a lower concealed tail board device, which can reduce sand dust on the guide channel, facilitate smooth movement of the roller assembly, and reduce energy consumption.

[0006] According to the lower concealed tail board device provided by the utility model, the tail board mechanism comprises a tail board assembly and a support frame connected with the tail board assembly. The tail board assembly is used to lift goods. The dustproof mechanism comprises two dustproof covers and two dust blocking strips. The dustproof cover is made of aluminum profile. The dustproof cover defines a guide channel and an avoidance channel inside. The guide channel is connected with the avoidance channel. The two dust blocking strips are arranged on the two opposite side walls of the avoidance channel. The rolling mechanism corresponds to the number of the dustproof mechanism. The rolling mechanism comprises a roller assembly and a connecting plate connected with the roller assembly. The roller assembly can roll along the length direction of the guide channel. The connecting plate is connected with the support frame. The connecting plate can move along the avoidance channel, and the connecting plate is located between the two dust blocking strips. The power mechanism is used to drive the roller assembly to move along the guide channel.

[0007] According to the lower concealed tail board device provided by the utility model, at least the following beneficial effects are achieved:

[0008] 1. The utility model discloses a dust cover and dust baffle are set up, and the guide channel and the avoidance channel are defined in the dust cover, and the roller assembly can roll along the guide channel, and the avoidance channel can avoid the connecting plate, and two dust baffles are arranged on the both sides of the avoidance channel respectively, the path of sand and dust through the avoidance channel is prolonged, sand and dust are difficult to reach the guide channel, the sand and dust and foreign matters are effectively blocked to enter the guide channel, the risk of hiding sand and dust in the guide channel is reduced, the roller assembly is prevented from moving and being jammed, and the problem that the energy consumption is high when the tail plate assembly moves out of the vehicle bottom is avoided.

[0009] 2. The utility model discloses a roller assembly and connecting plate are set up, and the roller assembly is driven to roll along the guide channel by the power mechanism, and the roller assembly rolls in the guide channel to replace the traditional sliding block sliding, the friction between the roller assembly and the guide channel is greatly reduced, the power consumption is reduced, and the service life of the rolling mechanism is improved.

[0010] 3. The utility model discloses a dust cover is aluminum profile, and the aluminum profile can be processed into shape by extrusion, so that the guide channel and the avoidance channel are more convenient to manufacture, and it is easier to process longer guide channel and avoidance channel, and the tail plate assembly can be completely hidden in the vehicle bottom.

[0011] According to the lower-concealed tail plate device of the utility model embodiment, the dust cover is provided with the first slot, the first slot extends along the length direction of the dust cover, and the dust baffle is provided with the limiting portion matched with the first slot.

[0012] According to the lower-concealed tail plate device of the utility model embodiment, the dust baffle is an arc-shaped plate, and the inner side of the arc-shaped plate bending faces the connecting plate.

[0013] According to the lower-concealed tail plate device of the utility model embodiment, the dust cover is provided with the plugging plate at both ends, and the plugging plate is used for closing the opening at both ends of the dust cover.

[0014] According to the lower-concealed tail plate device of the utility model embodiment, the roller assembly has a plurality of roller pairs, the plurality of roller pairs are located in the guide channel, and the plurality of roller pairs are arranged along the length direction of the guide channel.

[0015] According to the lower-concealed tail plate device of the utility model embodiment, the dust cover is provided with the mounting groove, the limiting ring is arranged in the mounting groove, the limiting ring is matched with the mounting groove, and the fixing frame is connected with the limiting ring through the first bolt.

[0016] According to the lower-concealed tail plate device of the utility model embodiment, the power mechanism includes the transmission assembly and the power piece driving the transmission assembly, and the number of the transmission assembly is consistent with that of the rolling mechanism.

[0017] According to the utility model embodiment, the transmission assembly comprises intermeshing gears and a rack, the power member is a hydraulic motor, the hydraulic motor is used for driving the gear to rotate, the gear is rotationally connected with the connecting plate, the rack is connected with the dust cover, and the length direction of the rack is consistent with the length direction of the dust cover.

[0018] According to the utility model embodiment, the dust cover is provided with a second slot, the second slot extends along the length direction of the dust cover, and the rack is provided with a limiting block matched with the section of the second slot.

[0019] According to the utility model embodiment, the two rolling mechanisms are provided with an adjusting assembly, the adjusting assembly comprises a first pipe body and a second pipe body in sliding connection, and a locking bolt for locking the first pipe body and the second pipe body, the first pipe body is connected with the gear of one of the two transmission assemblies, and the second pipe body is connected with the gear of the other of the two transmission assemblies.

[0020] Additional aspects and advantages of the utility model will be partially given in the following description, partially will become obvious from the following description, or be understood through the practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0022] Figure 1 It is a structure schematic view of the utility model embodiment of a concealed tail plate device;

[0023] Figure 2 It is Figure 1 It is a perspective view of a concealed tail plate device shown;

[0024] Figure 3 It is a structure schematic view of the dustproof mechanism of the utility model embodiment of a concealed tail plate device;

[0025] Figure 4 It is a sectional view of the dustproof mechanism of the utility model embodiment of a concealed tail plate device.

[0026] 100-tailboard assembly, 110-support frame, 120-dust cover, 130-dust baffle, 140-guiding channel, 150-avoidance channel, 160-roller assembly, 170-connection plate, 180-first slot, 190-plugging plate, 200-mounting groove, 210-limiting ring, 220-fixing frame, 230-first bolt, 240-gear, 250-rack, 260-hydraulic motor, 270-second slot, 280-first pipe body, 290-second pipe body, 300-locking bolt, 310-limiting part, 320-limiting block. DETAILED DESCRIPTION

[0027] The embodiments of the present application are described in detail below, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary only, and are used only for explaining the present application, and cannot be understood as a limitation of the present application.

[0028] In the description of the present application, it should be understood that the orientation description, such as the orientation or position relationship indicated by up, down, front, back, left, right, etc. is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as a limitation of the present application.

[0029] In the description of the present application, the meaning of several is one or more, and the meaning of multiple is more than two, greater than, less than, more than, etc. are understood as not including the number, and above, below, etc. are understood as including the number. If it is described as first and second, it is only for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or the order of indicated technical features.

[0030] In the description of the present application, it should be noted that, unless otherwise explicitly specified and limited, the term "mounting, connection and connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0031] A concealed tailboard device according to an embodiment of the present application is described below with reference to the drawings.

[0032] Reference Figure 1The utility model aims at providing an embodiment of lower concealed tailgate device.

[0033] The utility model discloses an embodiment of lower concealed tailgate device, including tailgate mechanism, dustproof mechanism and rolling mechanism and power mechanism.

[0034] Wherein, tailgate mechanism includes tailgate subassembly 100, and the support frame 110 that is connected with tailgate subassembly 100, and tailgate subassembly 100 is used to lift goods.

[0035] Wherein, dustproof mechanism, dustproof mechanism is provided with two, and dustproof mechanism includes dust cover 120 and two dust baffle 130, and dust cover 120 is aluminum profile, and dust cover 120 inside defines the guide channel 140 and the avoidance channel 150, and the guide channel 140 is connected with the avoidance channel 150, and two dust baffles 130 are arranged respectively in the two opposite side walls of avoidance channel 150.

[0036] Wherein, the number of rolling mechanism and dustproof mechanism corresponds, and rolling mechanism includes gyro wheel subassembly 160, and the connecting plate 170 that is connected with gyro wheel subassembly 160, and gyro wheel subassembly 160 can roll along the length direction of guide channel 140, and the connecting plate 170 is connected with support frame 110, and the connecting plate 170 can move along avoidance channel 150, and the connecting plate 170 is located between two dust baffles 130.

[0037] Wherein, power mechanism is used to drive gyro wheel subassembly 160 along guide channel 140 moves.

[0038] It can be understood that, the embodiment is through setting dust cover 120 and dust baffle 130, and the guide channel 140 and the avoidance channel 150 are defined in the dust cover 120, and gyro wheel subassembly 160 can roll along the guide channel 140, and the avoidance channel 150 can avoid the connecting plate 170, and two dust baffles 130 are arranged respectively in the two sides of avoidance channel 150, and the path of sand and dust through avoidance channel 150 is extended, so that sand and dust is difficult to reach guide channel 140, effectively blocks sand and dust, foreign matter and enters guide channel 140, reduces the risk of hiding sand and dust in guide channel 140, avoids the problem that gyro wheel subassembly 160 moves and is jammed, and avoids the problem that the energy consumption is high when tailgate subassembly 100 moves out of the vehicle bottom.

[0039] The embodiment is through setting gyro wheel subassembly 160 and connecting plate 170, and gyro wheel subassembly 160 is rolled along guide channel 140 by power mechanism, and gyro wheel subassembly 160 rolls in guide channel 140 instead of traditional slider sliding, greatly reduces the friction between gyro wheel subassembly 160 and guide channel 140, reduces power energy consumption, and improves the service life of rolling mechanism.

[0040] The dust cover 120 is made of aluminum profile in this embodiment, which can be processed by extrusion to make the guide channel 140 and the avoiding channel 150 more convenient to manufacture, and it is easier to process a longer guide channel 140 and avoiding channel 150, so that the tail plate assembly 100 can be completely hidden in the vehicle bottom.

[0041] In some embodiments of the utility model, the dust cover 120 is provided with a first slot 180, the first slot 180 extends along the length direction of the dust cover 120, and the dust baffle 130 is provided with a limiting part 310 matched with the first slot 180.

[0042] It can be understood that, in this embodiment, the limiting part 310 is inserted into the first slot 180, so that the dust baffle 130 is installed on the dust cover 120, and the limiting part 310 is matched with the first slot 180, so that the dust baffle 130 is not easy to be separated from the first slot 180.

[0043] In addition, the dust baffle 130 is prevented from being separated from the dust cover 120 due to vibration or external force, and the long-term stability of the dustproof mechanism is enhanced.

[0044] In some embodiments of the utility model, referring to Figure 3 and Figure 4 , the dust baffle 130 is an arc-shaped plate, and the inner side of the arc-shaped plate is curved towards the connecting plate 170.

[0045] It can be understood that, in this embodiment, the dust baffle 130 is an arc-shaped plate, and the arc-shaped design of the dust baffle 130 further prolongs the path of dust through the avoiding channel 150, so that the guide channel 140 is not easy to hide dust.

[0046] In addition, the outer side of the arc-shaped plate can guide the external dust to disperse to both sides, and also reduce the dust into the guide channel 140.

[0047] In some embodiments of the utility model, referring to Figure 3 and Figure 4 , the dust cover 120 is provided with a sealing plate 190 at both ends, and the sealing plate 190 is used for closing the openings at both ends of the dust cover 120.

[0048] It can be understood that, in this embodiment, the sealing plate 190 is provided to close the openings at both ends of the dust cover 120, which greatly reduces the possibility of dust invading the guide channel from both ends, and in addition, prevents rainwater or corrosive substances from entering, prolonging the service life of the dust cover 120 and the internal components.

[0049] In some embodiments of the utility model, the roller assembly 160 has a plurality of roller pairs, the plurality of roller pairs are located in the guide channel 140, and the plurality of roller pairs are arranged along the length direction of the guide channel 140.

[0050] It can be understood that the embodiment disperses the weight of the tail plate assembly 100 by arranging multiple roller pairs, so as to avoid local overload and damage of the rollers.

[0051] Meanwhile, the rolling contact points are uniformly distributed, the movement stability is improved, and the load fluctuation of the power mechanism is reduced.

[0052] In some embodiments of the utility model, still include fixed frame 220, dust cover 120 is provided with installation groove 200, installation groove 200 is provided with limit ring 210, limit ring 210 is matched with installation groove 200, fixed frame 220 is connected with limit ring 210 through first bolt 230.

[0053] It can be understood that the first bolt 230 passes through the inside of the limit ring 210 and embeds the limit ring 210 in the installation groove 200, and then connects the limit ring 210 with the fixed frame 220 through the first bolt 230, and installs the fixed frame 220 at the bottom of the truck.

[0054] In some embodiments of the utility model, refer to Figure 1 and Figure 2 The power mechanism includes a transmission assembly and a power piece driven by the transmission assembly, and the number of the transmission assembly is consistent with that of the rolling mechanism.

[0055] It can be understood that the embodiment ensures synchronous output of the power on both sides by one-to-one correspondence between the transmission assembly and the rolling mechanism, so as to prevent the tail plate from deviating and being stuck.

[0056] In some embodiments of the utility model, refer to Figure 1 and Figure 2 The transmission assembly includes a gear 240 and a rack 250 that mesh with each other, the power piece is a hydraulic motor 260, the hydraulic motor 260 is used to drive the gear 240 to rotate, the gear 240 is rotationally connected with the connecting plate 170, the rack 250 is connected with the dust cover 120, and the length direction of the rack 250 is consistent with the length direction of the dust cover 120.

[0057] It can be understood that the embodiment has high transmission precision by arranging the gear 240 and the rack 250, so that the control of the moving stroke of the tail plate is more accurate, in addition, the hydraulic motor 260 has strong load resistance, and is suitable for frequent start-stop and high-intensity operation scenes.

[0058] In some embodiments of the utility model, the dust cover 120 is provided with a second slot 270 extending along the length direction of the dust cover 120, and the rack 250 is provided with a limiting block 320 matched with the cross section of the second slot 270.

[0059] It can be understood that the embodiment realizes the quick positioning and installation of the rack 250 by setting the second slot 270 and the limiting block 320, and avoids assembly errors.

[0060] In some embodiments of the utility model, adjusting assembly is arranged between two rolling mechanisms, adjusting assembly includes first pipe body 280 and second pipe body 290 of sliding connection, locking bolt 300 for locking first pipe body 280 and second pipe body 290, first pipe body 280 is connected with one gear 240 of two transmission assemblies, second pipe body 290 is connected with another gear 240 of two transmission assemblies.

[0061] It can be understood that adjusting assembly adjusts the meshing distance of two side gears 240 and racks 250 through sliding pipe body, compensates installation tolerance, and tightens first bolt 230 to fix the adjusted state, thereby guaranteeing the synchronism of double transmission assemblies.

[0062] In the description of the specification, the description of the terms "one embodiment, some embodiments, illustrative embodiments, examples, specific examples or some examples" means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are contained in at least one embodiment or example of the utility model. In the specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0063] The embodiments of the utility model are described in detail above in combination with the drawings, but the utility model is not limited to the above embodiments, and various changes can be made within the knowledge range possessed by ordinary skilled persons in the art without departing from the purpose of the utility model.

Claims

1. A drop tail device, characterized in that, The utility model relates to a tail plate mechanism, including tail plate subassembly (100), the support frame (110) that is connected with tail plate subassembly (100), tail plate subassembly (100) is used for lifting goods; Two dustproof mechanisms are arranged, the dustproof mechanism includes dust cover (120) and two dustproof strips (130), the dust cover (120) is aluminum profile, the dust cover (120) inside is limited to guide channel (140) and avoid channel (150), the guide channel (140) is connected with the avoid channel (150), two dustproof strips (130) are arranged on the two opposite side walls of avoid channel (150) respectively; The number of rolling mechanisms corresponds to the number of dustproof mechanisms, the rolling mechanism includes the connecting plate (170) connected with the rolling wheel assembly (160), the rolling wheel assembly (160) can roll along the length direction of the guide channel (140), the connecting plate (170) is connected with the support frame (110), the connecting plate (170) can move along the avoid channel (150), and the connecting plate (170) is located between the two dustproof strips (130); The power mechanism is used to drive the rolling wheel assembly (160) to move along the guide channel (140). The dust cover (120) is provided with a first slot (180) extending along the length direction of the dust cover (120), and the dustproof strip (130) is provided with a limiting portion (310) matched with the first slot (180).

2. A kick panel assembly as defined in claim 1, wherein The dustproof strip (130) is an arc-shaped plate, and the inner side of the arc-shaped plate is curved towards the connecting plate (170).

3. A kick panel assembly as defined in claim 1, wherein: Both ends of the dust cover (120) are provided with a sealing plate (190) for closing the opening at both ends of the dust cover (120).

4. A kick panel assembly as defined in claim 1, wherein: The rolling wheel assembly (160) has a plurality of rolling wheel pairs, and the plurality of rolling wheel pairs are located in the guide channel (140) and arranged along the length direction of the guide channel (140).

5. A kick panel assembly as defined in claim 1, wherein: Further comprising a fixing frame (220), the dust cover (120) is provided with a mounting groove (200), the mounting groove (200) is provided with a limiting ring (210), the limiting ring (210) is matched with the mounting groove (200), and the fixing frame (220) is connected with the limiting ring (210) through a first bolt (230).

6. A kick panel assembly as defined in claim 1, wherein, The power mechanism includes a transmission assembly and a power member driving the transmission assembly, and the number of transmission assemblies is consistent with the number of rolling mechanisms.

7. A kick panel assembly as in claim 1, wherein: The transmission assembly includes a gear (240) and a rack (250) meshing with each other, the power member is a hydraulic motor (260), the hydraulic motor (260) is used to drive the gear (240) to rotate, the gear (240) is rotationally connected with the connecting plate (170), the rack (250) is connected with the dust cover (120), and the length direction of the rack (250) is consistent with the length direction of the dust cover (120).

8. A kick panel assembly as defined in claim 7, wherein: ​ 9. A kick panel assembly as defined in claim 8, wherein, The dust cover (120) is provided with a second slot (270) extending along the length direction of the dust cover (120), and the rack (250) is provided with a limiting block (320) matching the cross section of the second slot (270).

10. A kick panel assembly as defined in claim 8, wherein: An adjusting assembly is arranged between the two rolling mechanisms, and the adjusting assembly comprises a first pipe body (280) and a second pipe body (290) in sliding connection, and a locking bolt (300) for locking the first pipe body (280) and the second pipe body (290), the first pipe body (280) is connected with one gear (240) of the two transmission assemblies, and the second pipe body (290) is connected with another gear (240) of the two transmission assemblies.

Images