Detachable suction port device of small sweeper

Abstract

The utility model relates to the technical field of sweeper suction ports, in particular to a detachable small sweeper suction port device which comprises a bottom plate frame and a top plate frame, a suction port is formed in the bottom plate frame, a dust collection connecting pipe matched with the suction port is arranged on the top plate frame, a positioning shaft is fixed to one side of the top of the bottom plate frame, and the bottom plate frame is provided with a suction port. The positioning shaft is rotationally sleeved with a locking hook, a shifting mechanism is fixed to one side of the locking hook, a locking protruding column matched with the locking hook in a clamped mode is fixed to the top end of the top plate frame, and an angle piece abutting against the top end of the bottom plate frame is arranged on one side of the top plate frame. According to the utility model, the purpose of quickly assembling and disassembling the bottom plate frame and the top plate frame can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of suction ports for sweeping vehicles, in particular to a detachable small suction port device for sweeping vehicles. Background Art

[0002] At present, there are many manufacturers of small sweepers, but there are not many machines that are truly suitable for long-term outdoor operations. One of the important reasons is that the garbage collection device (dust suction port, cleaning port) is not adapted to the complex outdoor working environment. The outdoor road surface is uneven, there is water accumulation, there are ropes, etc., and the dust suction port needs to be cleaned frequently. The dust suction port should be easy and quick to disassemble, preferably without tools. The quick disassembly design can also bring convenience to daily cleaning and maintenance. Utility Model Content

[0003] The utility model aims to provide a detachable small-sized sweeper suction port device to solve the problems raised in the above-mentioned background technology.

[0004] The technical solution of the utility model is: a detachable small-sized sweeper suction port device, comprising a bottom frame and a top frame, the bottom frame being provided with a suction port, the top frame being provided with a dust suction connecting pipe adapted to the suction port, a positioning shaft being fixed to one side of the top of the bottom frame, a locking hook being rotatably sleeved on the positioning shaft, a toggle mechanism being fixed to one side of the locking hook, a locking boss being fixed to the top of the top frame for snap-fitting with the locking hook, and an angle piece being provided on one side of the top frame for abutting against the top of the bottom frame.

[0005] The effect achieved by the above-mentioned components is: the top plate frame can be assembled on the bottom plate frame, wherein the suction port is connected to the dust suction connecting pipe, wherein the corner piece can be pressed against the top edge of the bottom plate frame, and the toggle mechanism is manually pushed to make the locking hook rotate along the positioning axis until it is engaged with the locking boss to achieve the purpose of rapid assembly between the bottom plate frame and the top plate frame. When disassembly is required, it is only necessary to push the toggle mechanism in the reverse direction to drive the locking hook to disengage from the locking boss, thereby releasing the connection restriction between the bottom plate frame and the top plate frame and facilitating disassembly.

[0006] Preferably, the toggle mechanism comprises an extension bar fixedly connected to the locking hook, and a bent toggle piece is fixed to one end of the extension bar away from the locking hook.

[0007] The effect achieved by the above components is that the locking hook at one end of the extension strip can be driven to rotate by pushing the bending paddle, thereby achieving the purpose of hooking or disengaging.

[0008] Preferably, an arc-shaped rod coaxially arranged with the positioning axis is fixed on the top of the base frame, and the arc-shaped rod is tightly pressed against the bending part of the bending paddle.

[0009] The effects achieved by the above components are: the curved rod can guide the bending paddle to increase the connection strength between the structures, and the damping between the bending paddle and the curved rod can be used to position the locking hook to prevent shaking.

[0010] Preferably, pin holes are provided at the protrusions on both sides of the top of the top plate frame, and two symmetrical connecting ears are fixed on the top of the bottom plate frame, and a pin shaft is fixed between the connecting ears and the pin holes.

[0011] The effect achieved by the above components is that the connecting ears can be connected to the pin holes on the top plate frame through the pin shaft, thereby further improving the connection strength between the bottom plate frame and the top plate frame.

[0012] Preferably, a sealing ring with a semi-enclosed structure is provided at the bottom edge of the base frame, and a reversible sealing baffle is provided at the front side of the base frame.

[0013] The effect achieved by the above components is that the sealing ring can cooperate with the sealing baffle to facilitate the negative pressure guiding work of the garbage at the bottom of the bottom plate frame.

[0014] Preferably, two symmetrical moving wheels are installed on one side of the bottom end of the base frame.

[0015] The effect achieved by the above components is that the base frame can perform mobile supporting work after it contacts the ground through the moving wheels.

[0016] The utility model provides a detachable small-sized sweeper suction port device through improvement, which has the following improvements and advantages compared with the prior art:

[0017] The utility model can be assembled on the bottom plate frame through the top plate frame, wherein the suction port is connected to the dust suction connecting pipe, wherein the corner piece can be tightly pressed against the top edge of the bottom plate frame, and the toggle mechanism is manually pushed to make the locking hook rotate along the positioning shaft until it is engaged with the locking convex column to achieve the purpose of rapid assembly work between the bottom plate frame and the top plate frame. When disassembly work is required, it only needs to push the toggle mechanism in the reverse direction to drive the locking hook to disengage from the locking convex column, thereby releasing the connection restriction between the bottom plate frame and the top plate frame, which is convenient for disassembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The utility model is further explained below in conjunction with the accompanying drawings and embodiments:

[0019] Figure 1 It is a schematic diagram of the assembly three-dimensional structure of the utility model;

[0020] Figure 2 It is a structural schematic diagram of the locking hook in the utility model in an open state;

[0021] Figure 3It is a structural schematic diagram of the locking hook in the utility model in a locked state.

[0022] Description of reference numerals:

[0023] 1. Bottom frame; 2. Top frame; 3. Sealing ring; 4. Suction port; 5. Moving wheel; 6. Positioning shaft; 7. Locking hook; 8. Extension strip; 9. Bending paddle; 10. Arc rod; 11. Connecting ear; 12. Pin shaft; 13. Angle piece; 14. Pin hole; 15. Dust suction connecting pipe; 16. Locking boss. DETAILED DESCRIPTION

[0024] The utility model is described in detail below, and the technical solutions in the embodiments of the utility model are clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] The utility model provides a detachable small-sized sweeper suction port device through improvement. The technical solution of the utility model is:

[0026] In the embodiment of the present utility model, Figure 1-Figure 3 As shown, a detachable small-sized sweeper suction port device comprises a bottom frame 1 and a top frame 2, wherein a suction port 4 is provided on the bottom frame 1, and a dust suction connection pipe 15 adapted to the suction port 4 is provided on the top frame 2, and the top frame 2 can be assembled on the bottom frame 1, wherein the suction port 4 is connected to the dust suction connection pipe 15, a positioning shaft 6 is fixed to one side of the top of the bottom frame 1, a locking hook 7 is rotatably sleeved on the positioning shaft 6, a toggle mechanism is fixed to one side of the locking hook 7, and a locking boss 16 which is snap-fitted with the locking hook 7 is fixed to the top of the top frame 2 , manually push the toggle mechanism to make the locking hook 7 rotate along the positioning shaft 6 until it engages with the locking boss 16 to achieve the purpose of quick assembly between the base frame 1 and the top frame 2. When disassembly work is required, it is only necessary to push the toggle mechanism in the reverse direction to drive the locking hook 7 to disengage the locking boss 16, thereby releasing the connection restriction between the base frame 1 and the top frame 2. An angle piece 13 that contacts the top of the base frame 1 is provided on one side of the top frame 2, which can be tightly pressed against the top edge of the base frame 1 through the angle piece 13.

[0027] In an embodiment of the utility model, the toggle mechanism includes an extension bar 8 fixedly connected to the locking hook 7, and a bending paddle 9 is fixed to the end of the extension bar 8 away from the locking hook 7. By pushing the bending paddle 9, the locking hook 7 at one end of the extension bar 8 can be driven to rotate to achieve the purpose of hooking or disengaging. An arc rod 10 concentrically arranged with the positioning shaft 6 is fixed to the top of the base frame 1, and the arc rod 10 is tightly pressed against the bending part of the bending paddle 9. The arc rod 10 can guide the bending paddle 9 to increase the connection strength between the structures, and the damping between the bending paddle 9 and the arc rod 10 can also be used to position the locking hook 7 to prevent shaking.

[0028] In an embodiment of the utility model, pin holes 14 are provided at the protrusions on both sides of the top of the top plate frame 2, and two symmetrical connecting ears 11 are fixed on the top of the bottom plate frame 1. A pin shaft 12 is fixed between the connecting ears 11 and the pin holes 14. The connecting ears 11 can be connected to the pin holes 14 on the top plate frame 2 through the pin shaft 12, thereby further improving the connection strength between the bottom plate frame 1 and the top plate frame 2.

[0029] In an embodiment of the utility model, a sealing ring 3 with a semi-enclosed structure is provided at the bottom edge of the base frame 1, and a reversible sealing baffle is provided on the front side of the base frame 1. The sealing ring 3 can cooperate with the sealing baffle to facilitate the negative pressure guiding work of the garbage at the bottom of the base frame 1. Two symmetrical moving wheels 5 are installed on one side of the bottom end of the base frame 1, and the moving wheels 5 can perform mobile support work after the base frame 1 contacts the ground.

[0030] The working principle of a detachable small-scale sweeper suction port device provided by the utility model is as follows: the top plate frame 2 can be assembled on the bottom plate frame 1, wherein the suction port 4 is connected to the dust suction connecting pipe 15, wherein the corner piece 13 can be tightly pressed against the top edge of the bottom plate frame 1, and the connecting ear 11 can be connected to the pin hole 14 on the top plate frame 2 through the pin shaft 12. Manually pushing the bending paddle 9 can drive the locking hook 7 at one end of the extension bar 8 to rotate, and the arc rod 10 can guide the bending paddle 9 and can also use the damping between the bending paddle 9 and the arc rod 10 to position the locking hook 7, so that the locking hook 7 rotates along the positioning shaft 6 until it is engaged with the locking boss 16 to achieve the purpose of rapid assembly between the bottom plate frame 1 and the top plate frame 2. When disassembly work is required, it is only necessary to push the toggle mechanism in the reverse direction to drive the locking hook 7 to disengage from the locking boss 16, thereby releasing the connection restriction between the bottom plate frame 1 and the top plate frame 2.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A detachable suction port device for a small sweeper, comprising a bottom frame (1) and a top frame (2), wherein the bottom frame (1) is provided with a suction port (4), and the top frame (2) is provided with a dust suction connection pipe (15) adapted to the suction port (4), characterized in that: A positioning shaft (6) is fixed to one side of the top of the bottom plate frame (1), a locking hook (7) is rotatably sleeved on the positioning shaft (6), a toggle mechanism is fixed to one side of the locking hook (7), a locking boss (16) that is snap-fitted with the locking hook (7) is fixed to the top of the top plate frame (2), and an angle piece (13) that contacts the top of the bottom plate frame (1) is provided on one side of the top plate frame (2).

2. A detachable small-sized sweeper suction port device according to claim 1, characterized in that: The toggle mechanism comprises an extension bar (8) fixedly connected to the locking hook (7), and a bent toggle piece (9) is fixed to one end of the extension bar (8) away from the locking hook (7).

3. A detachable small-sized sweeper suction port device according to claim 2, characterized in that: An arc-shaped rod (10) arranged concentrically with the positioning shaft (6) is fixed on the top of the bottom plate frame (1), and the arc-shaped rod (10) is tightly pressed against the bending portion of the bending paddle (9).

4. The detachable small-sized sweeper suction port device according to claim 1, characterized in that: Pin holes (14) are provided at the protrusions on both sides of the top of the top plate frame (2), and two symmetrical connecting ears (11) are fixed on the top of the bottom plate frame (1), and a pin shaft (12) is fixed between the connecting ears (11) and the pin holes (14).

5. The detachable small-sized sweeper suction port device according to claim 1, characterized in that: A sealing ring (3) with a semi-enclosed structure is arranged at the bottom edge of the bottom plate frame (1), and a reversible sealing baffle is arranged at the front side of the bottom plate frame (1).

6. The detachable small-sized sweeper suction port device according to claim 1, characterized in that: Two symmetrical moving wheels (5) are installed on one side of the bottom end of the base frame (1).

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