Rear door locking structure of vehicle-mounted garbage can

Abstract

The utility model discloses a rear door locking structure of a vehicle-mounted dustbin, which comprises a vehicle-mounted unit and a locking unit, the vehicle-mounted unit comprises a driving piece, the driving piece is arranged on a frame of a hook arm vehicle, the hook arm vehicle provides power for the driving piece, the driving piece is provided with a driving part, and the locking unit comprises a swing arm, a connecting rod, a lock hook and a positioning pin. One end of the swing arm is provided with a driven portion matched with the driving portion, one end of the connecting rod is hinged to the end, away from the driven portion, of the swing arm, the lock hook is hinged to the box, one end of the lock hook is hinged to the connecting rod, the other end of the lock hook is provided with a hook groove, and the positioning pin is installed on a rear door of the dustbin and used for being connected with the positioning pin in a hooked mode. The driving part for driving the connecting rod to move is arranged on the arm hooking vehicle, and the arm hooking vehicle provides power for the driving part, so that the problem that the arm hooking vehicle needs to manually externally connect power to the garbage can is solved, the working intensity of operators is reduced, and the use convenience of products is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a garbage can technical field, especially relate to a rear door locking structure of vehicle-mounted garbage can. BACKGROUND

[0002] The vehicle-mounted garbage compression box is a kind of garbage collection and compression equipment, for improving garbage collection efficiency, reducing garbage volume, and helping garbage classification and processing.The existing vehicle-mounted garbage can generally adopts hook arm truck to be towed and to and fro between garbage transfer station and subsequent garbage disposal facilities, when in transfer station, garbage can is used as compression box, and garbage in garbage can is compacted by compression equipment, and full-box state garbage can is towed by hook arm truck to garbage landfill or incineration plant to dump garbage.

[0003] The existing vehicle-mounted garbage can generally has front part for feeding, and garbage is compressed by compression equipment, and rear door is used for dumping garbage on hook arm truck.The rear door is currently locked by locking hook, and the driving part of locking hook is hydraulic cylinder installed on box body, when full-box is carried to subsequent disposal facilities by hook arm truck, hydraulic line of hydraulic cylinder needs to be connected to hydraulic system of hook arm truck manually, then rear door is opened and closed by the hydraulic system of hook arm truck, when empty-box is carried to garbage transfer station by hook arm truck, the line of locking hook hydraulic cylinder also needs to be disconnected from the hydraulic system of hook arm truck, so that box can be placed, therefore, the existing garbage can rear door locking mechanism has the technical problem of inconvenient use that needs to be improved. UTILITY MODEL CONTENTS

[0004] The embodiment of the application provides a rear door locking structure of vehicle-mounted garbage can, to solve the technical problem of inconvenient use of garbage can rear door locking mechanism.

[0005] The embodiment of the application provides a rear door locking structure of vehicle-mounted garbage can, comprising:

[0006] The vehicle-mounted unit comprises:

[0007] The driving part is provided with driving part;

[0008] The locking unit comprises:

[0009] The swinging arm is hinged to the box body of the garbage can, and one end of the swinging arm is provided with driven part matched with the driving part;

[0010] The connecting rod is hinged to the end of the swinging arm away from the driven part;

[0011] The locking hook is hinged to the box body, and one end of the locking hook is hinged to the connecting rod, and the other end has hook groove;

[0012] A positioning pin is installed on the rear door of the garbage can, and the hook groove is used for hooking connection with the positioning pin.

[0013] The embodiment has the beneficial effects that the driving member driving the driving link is arranged on the hook arm vehicle, the driving member is powered by the hook arm vehicle, the hook arm vehicle does not need to be manually connected to the power source on the garbage can, the working strength of the operator is reduced, and the convenience of product use is improved.

[0014] On the basis of the above embodiment, the embodiment of the application can also be improved as follows:

[0015] In one of the embodiments of the application, the vehicle-mounted unit further comprises a base connected to the vehicle frame, and a floating elastic mechanism, wherein the driving member is installed on the base through the floating elastic mechanism. The beneficial effect of this step is that the floating elastic mechanism is used to achieve floating installation of the driving member on the base, so that the position of the driving member can be finely adjusted during the docking with the driven part, and the docking of the driving member with the driven part is facilitated.

[0016] In one of the embodiments of the application, the floating elastic mechanism comprises a guide member fixedly connected to the base, a left elastic member slidingly sleeved on the left side of the guide member, and a right elastic member slidingly sleeved on the right side of the guide member. The driving member has a left guide plate and a right guide plate, the left guide plate is slidingly arranged on the guide member and in contact with the left end of the left elastic member, and the right guide plate is slidingly arranged on the guide member and in contact with the right end of the right elastic member. The beneficial effect of this step is that the driving member is elastically and floatingly connected to the base.

[0017] In one of the embodiments of the application, the driving member has two driving parts moving in the same line and in the reverse direction, and the structure of the locking unit is matched with the structure of the vehicle-mounted unit and forms a double-locking structure of the locking hooks. The beneficial effect of this step is that the double locking hooks enlarge the locking length of the rear door, improve the stability of the rear door locking, and improve the fitting effect of the rear door and the box body.

[0018] In one of the embodiments of the application, the driving part is a dial installed on the driving member, the dial is installed on the driving member, the dial is provided with a guide groove, one end of the swing arm is connected with a driven part, and the driven part is used for inserting into the guide groove. The beneficial effect of this step is that when the driven part enters the guide groove, the dial can be driven to move by the driving member, so as to drive the driven part to move.

[0019] In one of the embodiments of the application, the outer periphery of the guide groove has a V-shaped notch, and the lower end of the driven part has a V-shaped guide part. The beneficial effect of this step is that the V-shaped notch and the V-shaped guide part are matched, so that the driven part can enter the guide groove.

[0020] In one of the embodiments of the present application, the rear door lower edge is provided with a notch, and the positioning pin is connected in the notch. The beneficial effect of the present step is that the notch peripheral structure protects the positioning pin and the lock hook. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the specific embodiments of the present application or the technical solutions in the prior art, the drawings required to be used in the specific embodiments or the prior art description will be briefly introduced below. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn according to the actual scale.

[0022] Figure 1 Fig. 3 is a three-dimensional schematic view of the rear door locking structure;

[0023] Figure 2 Fig. 4 is a three-dimensional structural schematic view of the vehicle-mounted unit;

[0024] Figure 3 Fig. 5 is a top view of the vehicle-mounted unit;

[0025] Figure 4 Fig. 6 is a three-dimensional schematic view of the locking unit;

[0026] Figure 5 Fig. 7 is a top view of the locking unit.

[0027] In the drawings, 1 is a vehicle-mounted unit, 101 is a driving member, 102 is a base, 103 is a floating elastic mechanism, 104 is a guide member, 105 is a left elastic member, 106 is a right elastic member, 107 is a left guide plate, 108 is a right guide plate, 109 is a dial, and 110 is a guide groove.

[0028] 2 is a locking unit, 201 is a swing arm, 202 is a connecting rod, 203 is a lock hook, and 204 is a positioning pin.

[0029] 3 is a rear door, and 301 is a notch. DETAILED DESCRIPTION

[0030] In the present application, unless otherwise explicitly specified and limited, the terms in the present application should be understood in a broad sense. For example, the connection can be a fixed connection, a detachable connection or an integral part, which can be directly connected or indirectly connected through an intermediate medium. For those skilled in the art, the specific meaning of different terms in the present application can be understood according to the specific circumstances, and the scope of the specific meaning should be limited to the function of the present application.

[0031] In the description of the present application, it should be understood that the terms "center", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0032] As shown in Figure 1 , 2 , 4, a rear door locking structure of a vehicle-mounted garbage can, comprising: a vehicle-mounted unit 1, a locking unit 2, the vehicle-mounted unit 1 comprising: a driving member 101, the driving member 101 being installed on the frame of the hook arm vehicle, the driving member 101 being powered by the hook arm vehicle, the driving member 101 being provided with a driving part, the locking unit 2 comprising: a swing arm 201, a connecting rod 202, a lock hook 203, and a positioning pin 204, the swing arm 201 being hinged to the box body of the garbage can, the swing arm 201 being provided at one end with a driven part matched with the driving part, the connecting rod 202 being hinged at one end to the end of the swing arm 201 away from the driven part, the lock hook 203 being hinged to the box body, the lock hook 203 being hinged at one end to the connecting rod 202 and having a hook groove at the other end, the positioning pin 204 being installed on the rear door 3 of the garbage can, the hook groove being used for hooking connection with the positioning pin 204.

[0033] In some embodiments of the present application, as shown in Figures 1-5 , the driving member 101 has two driving parts moving synchronously and reversely along the same line, and the locking unit 2 structure matches and corresponds to the vehicle-mounted unit 1 structure to form a double lock hook 203 locking structure. By expanding the locking length of the rear door 3 through the double lock hook 203, the stability of the rear door 3 locking and the fitting effect of the rear door 3 and the box body are improved.

[0034] In some embodiments of the present application, as shown in Figures 1-5 , the driving member 101 adopts a double-head oil cylinder, the double-head oil cylinder has two synchronously and reversely moving piston rods, a set of locking structures is formed by the swing arm 201, the connecting rod 202, the lock hook 203, and the positioning pin 204, and two groups of mirror-symmetrical locking structures are arranged between the two longitudinal beams on the bottom surface of the box body, so that the bottom space of the box body is fully utilized.

[0035] In some embodiments of the present application, as shown in Figure 2 , 3As shown in the drawings, the vehicle-mounted unit 1 further comprises a base 102, a floating elastic mechanism 103, the base 102 is connected to the vehicle frame, and the driving member 101 is installed on the base 102 through the floating elastic mechanism 103. The floating elastic mechanism 103 is used to achieve the floating installation of the driving member 101 on the base 102, so that the position of the driving member 101 can be finely adjusted during the docking with the driven part, and the docking of the driving member 101 with the driven part is facilitated.

[0036] In some embodiments of the present application, as shown in Figure 2 、 3 the floating elastic mechanism comprises a guide 104, a left elastic member 105, and a right elastic member 106, the guide 104 is fixedly connected to the base 102, the base 102 is provided with a partition plate corresponding to the guide 104, the partition plate is sleeved on the middle part of the guide, the left elastic member 105 and the right elastic member 106 are both compression springs, the left elastic member 105 is slidably sleeved on the left side of the guide 104, the right elastic member 106 is slidably sleeved on the right side of the guide 104, and the left elastic member 105 and the right elastic member 106 are respectively located on the two sides of the partition plate; wherein the driving member 101 has a left guide plate 107 and a right guide plate 108, the left guide plate 107 is slidably arranged on the guide 104 and in contact with the left end of the left elastic member 105, and the right guide plate 108 is slidably arranged on the guide 104 and in contact with the right end of the right elastic member 106. The left elastic member 105 and the right elastic member 106 are used to apply elastic force to the driving member 101, so that the driving member 101 is first positioned at a position waiting for receiving the driven part, when the garbage can is dragged into the hook arm vehicle by the hook arm vehicle, even if there is a certain deviation in the position of the garbage can, when the driven part contacts the driving part, an external force is applied to the driving part by the driven part, the external force is transmitted to the driving member 101, the pressure is applied to the left elastic member 105 or the right elastic member by the driving member 101, so that the driving member 101 is self-adaptively adjusted in position on the guide 104 and reaches the force balance again, thereby realizing the function that the driving member 101 is elastically and floatingly connected to the base 102.

[0037] In some embodiments of the present application, as shown in Figure 2 、 3 the driving part is a dial 109 installed on the driving member 101, the dial 109 is the driving part, the dial 109 is installed on the driving member 101, the dial 109 can be fixedly installed on the driving member 101 or rotatably installed on the driving member 101, the dial 109 is provided with a guide groove 110, one end of the swing arm 201 is connected with a driven member, the driven member is the driven part, and the driven member is used to be inserted into the guide groove 110.

[0038] In some embodiments of the present application, as shown in Figure 3As shown, the outer periphery of the guide groove 110 has a V-shaped notch, and the lower end of the follower has a V-shaped guide portion. The V-shaped notch enlarges the width of the guide groove 110, and the V-shaped guide portion reduces the volume of the lower end structure of the follower, so that the lower end of the follower can enter the guide groove 110 easily, and the V-shaped structure also has a guiding effect, so that the guide groove 110 can automatically adjust the position when the follower enters the guide groove 110.

[0039] In some embodiments of the present application, as shown in Figure 1 As shown, the middle part of the swing arm 201 is rotationally connected to the bottom surface of the box through a pin shaft, the rear end of the swing arm 201 is provided with a follower, and the front end is hingedly connected to the rear end of the connecting rod 202. The connecting rod 202 comprises a connecting block, an adjusting rod, and a nut. The two ends of the adjusting rod are provided with threaded segments, and the connecting block and the nut are respectively threadedly connected to the threaded segments. The nut tightly presses the end part of the adjusting block and locks the adjusting block on the adjusting rod. One adjusting block is hingedly connected to the end part of the swing arm 201, and the other adjusting block is hingedly connected to the end part of the lock hook 203. This structure can change the position of the connecting block on the adjusting rod, so as to change the length of the connecting rod 202, and facilitate the assembly of the locking unit 2 on the garbage can.

[0040] In some embodiments of the present application, as shown in Figure 5 As shown, when the lock hook 203 hooks the positioning pin 204, the contact point of the positioning pin 204 and the lock hook 203, the center of the positioning pin 204, and the rotation hinge point of the lock hook 203 are located on the same straight line, so that the rear door 3 cannot drive the lock hook 203 to move.

[0041] In some embodiments of the present application, as shown in Figure 1 As shown, a notch 301 is formed in the lower edge of the rear door 3, and the positioning pin 204 is connected in the notch 301. The peripheral structure of the notch 301 protects the positioning pin 204 and the lock hook 203 therein.

[0042] When the rear door locking structure of the vehicle-mounted garbage can is used, the garbage can is arranged on the hook arm vehicle, the follower is located in the guide groove 110, and when the driving member 101 drives the dial 109 to move outward, the dial 109 drives the follower to move outward, the swing arm 201 drives the connecting rod 202 to move to the middle part of the vehicle, the connecting rod 202 pulls the lock hook 203 to rotate, the positioning pin 204 is separated from the hook groove of the lock hook 203, so that the rear door 3 is unlocked. The reverse process of the above-mentioned action locks the rear door 3 on the box.

[0043] The driving member 101 that drives the connecting rod 202 to move is arranged on the hook arm vehicle, the hook arm vehicle provides power for the driving member 101, the driving member 101 drives the locking unit 2 on the hook arm vehicle to lock or unlock the rear door 3, which avoids the problem that the hook arm vehicle needs to be connected to the power source of the garbage can, reduces the working strength of the operator, and improves the convenience of product use.

[0044] The above is only an embodiment of the present application, and the common knowledge of specific structures and properties in the scheme is not described in detail, the ordinary skilled person in the art knows all the ordinary technical knowledge in the technical field of the present application before the application date or the priority date, can know all the prior art in the field, and has the ability to apply conventional experimental means before that date, the ordinary skilled person in the art can improve and implement the present scheme under the inspiration given in the present application, and some typical known structures or known methods should not be an obstacle for the ordinary skilled person in the art to implement the present application. It should be pointed out that, for those skilled in the art, without departing from the structure of the present application, a number of modifications and improvements can be made, which should also be considered as the protection scope of the present application, which will not affect the effect and practicality of the present application.

Claims

1. A rear door locking structure for a vehicle-mounted trash can, characterized in that: include: On-board unit, including: A driving member is mounted on the frame of the hook arm vehicle, the driving member is powered by the hook arm vehicle, and the driving member is provided with a driving portion; Locking unit, comprising: A swing arm is hinged to the body of the trash bin, and one end of the swing arm is provided with a driven part cooperating with the driving part; a connecting rod, one end of which is hinged to the end of the swing arm facing away from the driven part; A lock hook is hinged to the box body, one end of the lock hook is hinged to the connecting rod, and the other end has a hook groove; A positioning pin is installed on the rear door of the trash bin, and the hook groove is used for hooking and connecting with the positioning pin.

2. The rear door locking structure according to claim 1, characterized in that: The onboard unit further comprises: a base connected to the frame; A floating elastic mechanism, wherein the driving member is mounted on the base via the floating elastic mechanism.

3. The rear door locking structure according to claim 2, characterized in that: The floating elastic mechanism comprises: A guide member, fixedly connected to the base; A left elastic member is slidably mounted on the left side of the guide member; a right elastic member, slidingly mounted on the right side of the guide member; Wherein, the driving member has a left guide plate and a right guide plate, the left guide plate is slidably set on the guide member and contacts the left end of the left elastic member, and the right guide plate is slidably set on the guide member and contacts the right end of the right elastic member.

4. The rear door locking structure according to claim 1, characterized in that: The driving member has two driving parts that move synchronously and in opposite directions along the same straight line. The structure of the locking unit matches and corresponds to the structure of the vehicle-mounted unit to form a locking structure with two locking hooks.

5. The rear door locking structure according to claim 1, characterized in that: The driving portion is a dial mounted on the driving member. The dial is mounted on the driving member. A guide groove is provided on the dial. One end of the swing arm is connected to a follower. The follower is used to be inserted into the guide groove.

6. The rear door locking structure according to claim 5, characterized in that: The outer periphery of the guide groove is provided with a V-shaped notch, and the lower end of the follower is provided with a V-shaped guide portion.

7. The rear door locking structure according to claim 1, characterized in that: A notch is provided at the lower edge of the rear door, and the positioning pin is connected to the notch.

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