CN214424689U - Fixing device for electric fuel pump - Google Patents

Abstract

The utility model relates to the technical field of electric fuel pumps, in particular to a fixing device for an electric fuel pump, which comprises a bottom plate and a mounting frame, wherein the mounting frame is fixedly connected on the bottom surface of the bottom plate, a rotatable vertical installation rotating shaft is arranged in the mounting frame, a worm wheel is fixedly connected on the rotating shaft, a gear is fixedly connected on the rotating shaft above the worm wheel, a worm is rotatably arranged on the mounting frame and meshed on the worm wheel, chutes are fixedly connected on two sides of the bottom surface of the bottom plate, racks are slidably connected in the chutes, the racks are meshed on the gear, a notch is vertically arranged on the upper surface of the bottom plate, a slide block is slidably connected in the notch, the bottom end of the slide block is fixedly connected on the racks, an L-shaped baffle is fixedly connected on the top end of the slide block, a plurality of screw holes are arranged on the top of the baffle at intervals, bolts are screwed in the screw holes, through transversely advancing fixedly with vertical to electronic fuel pump, prevent that electronic fuel pump working process from taking place the skew because of vibrations.

Description

Fixing device for electric fuel pump

Technical Field

The utility model relates to an electronic fuel pump technical field especially relates to a fixing device for electronic fuel pump.

Background

Among the prior art, because present common electronic fuel pump fixing device structure is comparatively simple, when fixing electronic fuel pump, stability is not enough, when electronic fuel pump during operation, the range of vibration is great, the condition of neat shake appears very easily, electronic fuel pump during operation can produce more heat, the temperature risees easily, lead to the loss of electronic fuel pump internal element easily, its life of greatly reduced, partial fixing device's on the market open end is less, and the open end size can not be adjusted, cause unnecessary wearing and tearing easily to electronic fuel pump's surface.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that the stability is not enough when having electronic fuel pump to fix among the prior art, and the fixing device for electronic fuel pump that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a fixing device for electric fuel pump, includes bottom plate and mounting bracket, the mounting bracket rigid coupling is in on the bottom plate bottom surface, the inside rotatable vertical pivot of installing of mounting bracket, the rigid coupling has the worm wheel in the pivot, the worm wheel top the rigid coupling has the gear in the pivot, rotatable worm of installing on the mounting bracket, the worm meshes on the worm wheel, bottom plate bottom surface both sides rigid coupling has the spout, slidable is connected with the rack in the spout, the rack toothing is in on the gear, the vertical notch of having seted up of bottom plate upper surface, slidable is connected with the slider in the notch, slider bottom rigid coupling is in on the rack, slider top rigid coupling has the baffle of L shape, spaced apart being equipped with a plurality of screws on the baffle top, the spiro union has the bolt in the screw.

Preferably, the buffering supporting legs are installed on the periphery of the bottom surface of the bottom plate and comprise sliding rods, buffering springs and sliding pipes, the top ends of the sliding rods are fixedly connected to the bottom surface of the bottom plate, the bottom ends of the sliding rods are vertically inserted into the sliding pipes, and the buffering springs are sleeved on the sliding rods.

Preferably, a rubber pad is fixedly connected to the bottom of the sliding tube.

Preferably, a hand wheel is fixedly connected to one end of the worm.

The utility model provides a pair of fixing device for electric fuel pump, beneficial effect lies in: this electric fuel pump is with two baffles of fixing device drive are close to each other, and until two baffles lean on the base, then the locking bolt, two baffles support and lean on and can prevent electric fuel pump lateral shifting by the base, and the bolt locking prevents electric fuel pump longitudinal movement on the base, and it is fixed to transversely and vertically advance electric fuel pump, prevents that electric fuel pump working process from taking place the skew because of vibrations.

Drawings

Fig. 1 is the utility model provides a fixing device for electric fuel pump's a schematic structural diagram one.

Fig. 2 is a schematic structural diagram of a fixing device for an electric fuel pump according to the present invention.

Fig. 3 is a schematic structural diagram of a bottom surface of a bottom plate of a fixing device for an electric fuel pump.

Fig. 4 is the utility model provides an inside schematic structure of mounting bracket of fixing device for electric fuel pump.

In the figure: the electric fuel pump comprises an electric fuel pump 1, a base 101, a bottom plate 2, a mounting rack 3, a rotating shaft 4, a worm wheel 5, a gear 6, a sliding chute 8, a rack 9, a sliding block 10, a baffle 11, a screw hole 12, a notch 13, a bolt 14, a sliding rod 15, a buffer spring 16, a sliding pipe 17 and a rubber pad 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a fixing device for an electric fuel pump comprises a bottom plate 2 and a mounting frame 3, the mounting frame 3 is fixedly connected to the bottom surface of the bottom plate 2, a rotating shaft 4 is rotatably and vertically mounted inside the mounting frame 3, a worm wheel 5 is fixedly connected to the rotating shaft 4, a gear 6 is fixedly connected to the rotating shaft 4 above the worm wheel 5, a worm 7 is rotatably mounted on the mounting frame 3, the worm 7 is meshed with the worm wheel 5, a hand wheel is fixedly connected to one end of the worm 7, sliding grooves 8 are fixedly connected to both sides of the bottom surface of the bottom plate 2, racks 9 are slidably connected in the sliding grooves 8, the racks 9 are meshed with the gear 6, notches 13 are vertically formed in the upper surface of the bottom plate 2, sliders 10 are slidably connected in the notches 13, the bottom ends of the sliders 10 are fixedly connected to the racks 9, an L-shaped baffle plate 11 is fixedly connected to the top end of the sliders 10, a plurality of screw holes 12 are spaced apart from the top of the baffle plate 11, and bolts 14 are screwed in the screw holes 12, the electric fuel pump 1 is placed on the upper surface of a bottom plate 2, a base 101 of the electric fuel pump 1 is positioned in the middle of the bottom plate 2, then a worm 7 is driven to rotate, the worm 7 rotates to drive a worm wheel 5 to rotate, the worm wheel 5 rotates to drive a rotating shaft 4 to rotate, the rotating shaft 4 rotates to drive a gear 6 to rotate, the gear 6 rotates to drive a rack 9 to slide in a sliding groove 8, the rack 9 slides to drive a sliding block 10 to slide in a notch 13, and the sliding block 13 slides to drive a baffle 11 to move;

two baffles 11 of drive are close to each other, and until two baffles 11 support against the base 101 on, then locking bolt 14, two baffles 11 support against the base 101 and can prevent electronic fuel pump 1 lateral shifting, and bolt 14 locking is on base 101, prevents electronic fuel pump 1 longitudinal movement, and it is fixed to horizontal and vertical advancing of electronic fuel pump 1, prevents that electronic fuel pump 1 during operation from taking place the skew because of vibrations.

The bottom surface of the bottom plate 2 is provided with buffer supporting legs on the periphery, each buffer supporting leg comprises a sliding rod 15, a buffer spring 16 and a sliding pipe 17, the top end of each sliding rod 15 is vertically and fixedly connected to the bottom surface of the bottom plate 2, the bottom end of each sliding rod 15 is vertically inserted into the corresponding sliding pipe 17, each buffer spring 16 is sleeved on each sliding rod 15, and the bottom of each sliding pipe 17 is fixedly connected with a rubber pad 18. The buffering leg absorbs and buffers the vibration generated in the working process of the electric fuel pump 1 through the contraction of the buffering spring 16, and the fixing device is prevented from being damaged due to the vibration.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (4)

1. The fixing device for the electric fuel pump is characterized by comprising a bottom plate (2) and a mounting rack (3), wherein the mounting rack (3) is fixedly connected to the bottom surface of the bottom plate (2), a rotating shaft (4) is rotatably and vertically mounted inside the mounting rack (3), a worm wheel (5) is fixedly connected to the rotating shaft (4), a gear (6) is fixedly connected to the rotating shaft (4) above the worm wheel (5), a worm (7) is rotatably mounted on the mounting rack (3), the worm (7) is meshed to the worm wheel (5), sliding chutes (8) are fixedly connected to two sides of the bottom surface of the bottom plate (2), racks (9) are slidably connected to the sliding chutes (8), the racks (9) are meshed to the gear (6), notches (13) are vertically formed in the upper surface of the bottom plate (2), and sliders (10) are slidably connected to the notches (13), the bottom end of the sliding block (10) is fixedly connected to the rack (9), the top end of the sliding block (10) is fixedly connected with an L-shaped baffle (11), a plurality of screw holes (12) are formed in the top of the baffle (11) at intervals, and bolts (14) are screwed in the screw holes (12).

2. The fixing device for the electric fuel pump is characterized in that buffering legs are installed on the periphery of the bottom surface of the bottom plate (2), the buffering legs comprise sliding rods (15), buffering springs (16) and sliding pipes (17), the top ends of the sliding rods (15) are vertically and fixedly connected to the bottom surface of the bottom plate (2), the bottom ends of the sliding rods (15) are vertically inserted into the sliding pipes (17), and the buffering springs (16) are sleeved on the sliding rods (15).

3. The fixing device for the electric fuel pump according to claim 2, wherein a rubber pad (18) is fixed to the bottom of the slide tube (17).

4. A mounting arrangement for an electric fuel pump according to claim 1, characterized in that a hand wheel is fastened to one end of the worm (7).

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