CN206353986U - A kind of shell of hay mover unit head - Google Patents

Abstract

The utility model provides a kind of shell of hay mover unit head, belongs to field of mechanical technique.It solves the problem of use of the shell of existing hay mover unit head is more inconvenient.A kind of this shell of hay mover unit head, including the housing that middle part is cavity, the mounting groove for being used for placing lithium battery is provided with housing, the notch of mounting groove is located at the side of housing, battery cover is provided with the notch of mounting groove and battery cover can block described notch, battery cover includes lid and the swing arm being connected on the inside of lid, the outer end of swing arm is connected with lid, the inner of swing arm is hinged in housing, tension spring is provided between swing arm and housing, tension spring can be such that battery cover keeps in closure or the state opened.A kind of this shell of hay mover unit head has simple in construction and use conveniently advantage.

Description

A kind of shell of hay mover unit head

Technical field

The utility model belongs to field of mechanical technique, is related to a kind of hay mover unit head, particularly a kind of mowing mechanomotive force The shell of head.

Background technology

The conventional hay mover of foreign countries is usually gasoline type hay mover and electrodynamic type hay mover.Gasoline type hay mover can produce useless Gas, is advocating the Europe of energy-conserving and environment-protective, people are more likely to be the electrodynamic type hay mover with clean energy-saving.Existing electrodynamic type is cut Careless machine is typically using alternating current, it is necessary to using electric wire and domestic power supply connection, due to the use of electric wire, limit the work of hay mover Make scope, and the flexibility used.Also powered using lead-acid battery, but because the manufacturing of lead-acid battery can pollute Environment, therefore be also phased out.

As electric tool, garden instrument industry are continued to develop, abroad, home-use electronic and garden instrument is wireless Change, portability gradually into trend, lithium electricity class instrument is also increasingly welcome by abroad consumer, and lithium battery is a kind of light new Type power supply mode, is used in multiple fields such as electric cars.

A kind of unit head and its hay mover (application number as disclosed in Chinese patent literature：201610418160.7), including Casing, the driving head on casing and at least one air inlet being opened on casing, casing include left case, right cover Shell and base, are arranged on base, the bottom of left case and right case is set between the left case and right case after lateral connection There is at least one limited post, base is provided with the mounting hole being engaged with limited post, and limited post is fitted into mounting hole simultaneously Left case and right case is set to be connected on base with fastener connection.But left case and right case are passed through fastener by the hay mover It is connected on base and forms casing, therefore dismounting lithium battery is more inconvenient, makes using more inconvenient.

The content of the invention

The purpose of this utility model is there is above mentioned problem for existing technology, it is proposed that a kind of battery cover opening-closing is more The shell of the convenient and preferable hay mover unit head of using effect.

The purpose of this utility model can be realized by following technical proposal：A kind of shell of hay mover unit head, including Middle part is to be provided with the mounting groove for being used for placing lithium battery in the housing of cavity, described housing, and the notch of the mounting groove is located at Provided with battery cover and described battery cover can be by described notch at the side of described housing, the notch of described mounting groove Closure, it is characterised in that described battery cover includes lid and the swing arm being connected on the inside of described lid, described swing arm Outer end be connected with lid, the inner of described swing arm is hinged in described housing, described swing arm and described housing it Between be provided with tension spring, described tension spring can be such that described battery cover keeps in closure or the state opened.

In the mounting groove that battery is encased in housing, by rotating cover, make battery cover around its being hinged with housing Point, which is rotated, makes battery cover be in the state opened, and now tension spring pulls swing arm to stay open battery cover, powered Pond is put into after mounting groove, by inverting lid, closes battery cover, by under the elastic force effect of tension spring, making battery cover In closure state, with battery cover opening-closing convenience and the preferable advantage of using effect.

In a kind of shell of above-mentioned hay mover unit head, described swing arm takes the shape of the letter U, and described swing arm includes arm body one And arm body two, described arm body one is connected with the inner of described arm body two, and the outer end of described arm body one is connected with lid, Described arm body two is located at the outside of described lid, and the outer end of described arm body two is and being hinged that described housing is hinged Portion, the outer end of described arm body two is provided with the connecting portion being connected with described tension spring.Swing arm takes the shape of the letter U, and passes through swing arm two Outer end be hinged with housing, connecting portion is connected with tension spring, make the simple in construction of this swing arm and install it is conveniently excellent Point.

In a kind of shell of above-mentioned hay mover unit head, the quantity of described swing arm is two and is set in parallel in institute On the downside of the one end for the lid stated, the outside of the symmetrically arranged mounting groove of swing arm described in two.By setting two swing arms, make electricity Chi Gai connection and the relatively stable advantage of rotation.

In a kind of shell of above-mentioned hay mover unit head, described connecting portion be plugged in it is in described swing arm and convex For the connecting pole one of the side wall of described swing arm, one end of described tension spring is connected on described connecting pole one.Draw Power spring is connected on the connecting pole one of protrusion, when battery cover is rotated, it is to avoid interferes between tension spring and swing arm, has It is simple in construction and connect conveniently advantage.

In a kind of shell of above-mentioned hay mover unit head, the madial wall of described housing is provided with connecting pole two and described The other end of tension spring be connected on described connecting pole two.

In a kind of shell of above-mentioned hay mover unit head, the middle part of the lateral wall of described lid provided with protrusion Power portion, the described outer end for putting forth effort portion is in pointed shape.Put forth effort portion in pointed shape by setting, be easy to rotating cover, with making With conveniently advantage.

In a kind of shell of above-mentioned hay mover unit head, the edge of described notch is provided with convex body one, described lid The inner side of body is resisted against the side of described convex body two provided with convex body two and described convex body one.When battery cover is in closure, Convex body one is resisted against the side of convex body two, makes have preferable locating effect between the lid of battery cover and housing, it is to avoid electricity Chi Gai is swung with respect to housing, and with certain sealing effectiveness, prevents the water and dust of outside from entering.

Compared with prior art, a kind of this shell of hay mover unit head has advantages below：

1st, when battery cover is opened, pull swing arm to stay open battery cover by tension spring, work as battery cover During closing, by inverting lid, close battery cover, by under the elastic force effect of tension spring, making battery cover be in closed form State, with battery cover opening-closing convenience and the preferable advantage of using effect；

2nd, swing arm takes the shape of the letter U, and is hinged by the outer end and housing of swing arm two, connecting portion is connected with tension spring, puts this Arm simple in construction and conveniently advantage is installed；

3rd, tension spring is connected on the connecting pole one of protrusion, when battery cover is rotated, it is to avoid tension spring and swing arm Between interfere, with simple in construction and connect conveniently advantage；

4th, convex body one is resisted against the side of convex body two, makes to have between the lid of battery cover and housing preferably positioning effect Really, it is to avoid battery cover is swung with respect to housing, and with certain sealing effectiveness, prevent the water and dust of outside from entering.

Brief description of the drawings

Fig. 1 is that a kind of battery cover of this hay mover unit head shell opens schematic diagram.

Fig. 2 is a kind of this schematic cross-sectional view of the shell of hay mover unit head.

Fig. 3 is a kind of this schematic perspective view of the battery cover of the shell of hay mover unit head.

Fig. 4 is Fig. 2 close-up schematic view.

In figure, 1, housing；1a, mounting groove；1b, connecting pole two；1c, convex body one；2nd, battery cover；2a, lid；2b, put forth effort Portion；2c, swing arm；2c1, arm body one；2c2, arm body two；2c3, articulated section；2c4, connecting portion；2d, convex body two；3rd, tension spring； 4th, connecting pole one.

Embodiment

The following is specific embodiment of the utility model and with reference to accompanying drawing, further is made to the technical solution of the utility model Description, but the utility model is not limited to these embodiments.

As shown in Figures 1 to 4, it is provided with a kind of shell of hay mover unit head, including the housing 1 that middle part is cavity, housing 1 Mounting groove 1a for placing lithium battery, mounting groove 1a notch are located at the side of housing 1, mounting groove 1a notch provided with electricity Pond lid 2 and battery cover 2 can block institute's notch, battery cover 2 includes the lid 2a and swing arm 2c being connected on the inside of lid 2a, Inner side of the edge of notch provided with convex body one 1c, lid 2a is provided with the 2d of convex body two, and the 1c of convex body one is resisted against the 2d of convex body two side. Swing arm 2c outer end is connected with lid 2a, and swing arm 2c the inner is hinged in housing 1, and pulling force is provided between swing arm 2c and housing 1 Spring 3.

Swing arm 2c quantity is two and is set in parallel on the downside of lid 2a one end, the symmetrically arranged peaces of two swing arm 2c Tankage 1a outside.By setting two swing arm 2c, make the connection of battery cover 2 and rotate relatively stable advantage.Swing arm 2c Take the shape of the letter U, described swing arm 2c includes the 2c1 of arm body one and arm body two 2c2, the 2c1 of arm body one is connected with the 2c2 of arm body two the inner, The 2c1 of arm body one outer end is connected with lid 2a, and the 2c2 of arm body two is located at lid 2a outside, and the 2c2 of arm body two outer end is and housing The 1 articulated section 2c3 being hinged, the 2c2 of arm body two outer end are provided with the connecting portion 2c4 being connected with tension spring 3.

Connecting portion 2c4 is the connecting pole 1 for the side wall for being plugged on swing arm 2c and protruding from swing arm 2c, tension spring 3 One end is connected on described connecting pole 1.The madial wall of housing 1 is connected with the other end of the 1b of connecting pole two and tension spring 3 It is connected on the 1b of connecting pole two.

Portion 2b is puted forth effort in the middle part of lid 2a lateral wall provided with protrusion, and the described outer end for putting forth effort portion 2b is in pointed shape, It is easy to rotating cover 2a, with using conveniently advantage.

In mounting groove 1a battery being encased in housing 1, portion's 2b rotating covers are puted forth effort by pulling in pointed shape 2a, battery cover 2 is rotated around the pin joint of itself and housing 1 makes battery cover 2 be in the state opened, and now tension spring 3 is pulled Swing arm 2c stays open battery cover 2, and charged pool is put into after mounting groove 1a, by inverting lid 2a, makes battery cover 2 Closure, by under the effect of the elastic force of tension spring 3, making battery cover 2 be in closure state, with the folding with convenience of battery cover 2 and makes With the preferable advantage of effect.Swing arm 2c takes the shape of the letter U, and is hinged by swing arm 2c bis- outer end and housing 1, connecting portion 2c4 and pulling force Spring 3 is connected, and makes the simple in construction of this swing arm 2c and installs conveniently advantage.Tension spring 3 is connected to the connection of protrusion On post 1, when battery cover 2 is rotated, it is to avoid interfere between tension spring 3 and swing arm 2c, with it is simple in construction and connect compared with Advantage for convenience.

When battery cover 2 is in closure, the 1c of convex body one is resisted against the 2d of convex body two side, make the lid 2a of battery cover 2 with There is preferable locating effect, it is to avoid battery cover 2 is swung with respect to housing 1 between housing 1, and with certain sealing effectiveness, Prevent the water of outside from entering.

Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute Category those skilled in the art can make various modifications or supplement or using similar to described specific embodiment Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.

Although more having used housing 1, mounting groove 1a, the 1b of connecting pole two, the 1c of convex body one, battery cover 2, lid herein 2a, put forth effort portion 2b, swing arm 2c, the 2c1 of arm body one, the 2c2 of arm body two, articulated section 2c3, connecting portion 2c4, the 2d of convex body two, tension spring 3rd, the term such as connecting pole 1, but it is not precluded from the possibility using other terms.Using these terms just for the sake of more convenient Ground describes and explains essence of the present utility model；Being construed as any additional limitation is all and the utility model essence What god disagreed.

Claims (7)

1. being provided with a kind of shell of hay mover unit head, including the housing (1) that middle part is cavity, described housing (1) is used for The mounting groove (1a) of lithium battery is placed, the notch of the mounting groove (1a) is located at the side of described housing (1), described installation Battery cover (2) is provided with the notch of groove (1a) and described battery cover (2) can block described notch, it is characterised in that Described battery cover (2) includes lid (2a) and the swing arm (2c) being connected on the inside of described lid (2a), described swing arm The outer end of (2c) is connected with lid (2a), and the inner of described swing arm (2c) is hinged in described housing (1), described swing arm Tension spring (3) is provided between (2c) and described housing (1), described tension spring (3) can make described battery cover (2) Keep in closure or the state opened.

2. the shell of a kind of hay mover unit head according to claim 1, it is characterised in that described swing arm (2c) is in U Shape, described swing arm (2c) includes arm body one (2c1) and arm body two (2c2), described arm body one (2c1) and described arm body Two (2c2) the inner is connected, and the outer end of described arm body one (2c1) is connected with lid (2a), and described arm body two (2c2) is located at The outside of described lid (2a), the outer end of described arm body two (2c2) is the articulated section being hinged with described housing (1) (2c3), the outer end of described arm body two (2c2) is provided with the connecting portion (2c4) being connected with described tension spring (3).

3. a kind of shell of hay mover unit head according to claim 1 or 2, it is characterised in that described swing arm (2c) Quantity is two and is set in parallel on the downside of one end of described lid (2a), the swing arm (2c) described in two is symmetrically arranged The outside of mounting groove (1a).

4. a kind of shell of hay mover unit head according to claim 1 or 2, it is characterised in that described connecting portion (2c4) is the connecting pole one (4) for the side wall for being plugged in described swing arm (2c) and protruding from described swing arm (2c), described One end of tension spring (3) is connected on described connecting pole one (4).

5. a kind of shell of hay mover unit head according to claim 4, it is characterised in that described housing (1) it is interior Side wall is connected with connecting pole two (1b) and the other end of described tension spring (3) is connected on described connecting pole two (1b).

6. a kind of shell of hay mover unit head according to claim 1 or 2, it is characterised in that described lid (2a) The middle part of lateral wall put forth effort portion (2b) provided with protrusion, the described outer end for putting forth effort portion (2b) is in pointed shape.

7. a kind of shell of hay mover unit head according to claim 1 or 2, it is characterised in that the side of described notch Edge is provided with convex body one (1c), and the inner side of described lid (2a) is provided with convex body two (2d) and described convex body one (1c) is resisted against institute The side for the convex body two (2d) stated.