CN209634544U - A kind of the handrail backplate and trolley of trolley - Google Patents
A kind of the handrail backplate and trolley of trolley Download PDFInfo
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- CN209634544U CN209634544U CN201920347231.8U CN201920347231U CN209634544U CN 209634544 U CN209634544 U CN 209634544U CN 201920347231 U CN201920347231 U CN 201920347231U CN 209634544 U CN209634544 U CN 209634544U
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- China
- Prior art keywords
- backplate
- handrail
- apron plate
- trolley
- trolley according
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- 235000004443 Ricinus communis Nutrition 0.000 claims description 4
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 16
- 239000000463 material Substances 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 11
- 238000009434 installation Methods 0.000 abstract description 8
- 229910052742 iron Inorganic materials 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 8
- 238000005507 spraying Methods 0.000 abstract description 5
- 230000007797 corrosion Effects 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 4
- 238000007747 plating Methods 0.000 abstract description 4
- 238000003912 environmental pollution Methods 0.000 abstract description 3
- 239000004568 cement Substances 0.000 abstract description 2
- 238000000465 moulding Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses the handrail backplates and trolley of a kind of trolley, apron plate and rear backplate are wherein formed using plastic plate material, handrail backplate is formed by the mutual cooperation fixation of apron plate and rear backplate, and using the elasticity of plastic cement material itself, so that apron plate and rear backplate are extruded after the flexible deformation of length direction and are fixedly mounted between two handrails of arm-rest frame.Not only moulding process is simple for the handrail backplate, and installation is also very convenient, meanwhile, also avoid bring corrosion, problem on deformation as backplate using iron sheet material in the prior art, and additional spraying or plating bring problem of environmental pollution are needed, there is good practicability.
Description
Technical field
The utility model relates to the handrail backplates and trolley of a kind of trolley.
Background technique
Backplate 1 ' would generally be arranged as shown in Fig. 1, on cart handrail, and usually adopt for trolley currently on the market
Use iron sheet material as backplate.However, using the backplate of iron sheet material, material is often relatively thin, in transport or use process
In be easily deformed, and easily corrode, rivet fixed mode generallyd use when in installation to handrail, in long-term use process
After middle loosing of rivet, iron sheet corrosion, which easily generates, falls off or generates in cart driving process resonance abnormal sound.In addition, using should
Kind of iron sheet material is generally required by cutting the works such as material, blanking, molding, crimping, spraying or plating in production process as backplate
Sequence, manufacturing process is complicated, meanwhile, service life, the reduction corrosion to extend iron sheet backplate in process of production, it will usually iron again
The problem of spraying or electroplating processes are done in the surface of skin backplate, easily occur pollution environment in the fabrication process occurs.
Summary of the invention
The purpose of this utility model is to overcome the defects of the prior art, provide a kind of Novel armrest shield of trolley
Plate.
In order to achieve the above objectives, the technical solution adopted in the utility model is: a kind of handrail backplate of trolley, the hand
Cart includes at least the handrail for being divided into the left and right sides and vertically extending, and the handrail backplate includes can be mutual
Cooperate the apron plate being fixedly connected and rear backplate, the apron plate and rear backplate are can be along length direction flexible deformation
Plastic plate, the apron plate and the rear backplate be fixed to each other cooperation and handrail described in being fastened on two groups with being capable of fixing it
Between.
Preferably, the handrail backplate further includes the rigid connecting rod being fixedly attached between handrail described in two sides,
The rigid connecting rod is housed between the apron plate and the rear backplate.
Further, the rigid connecting rod has at least two be spaced apart along the handrail length direction.
Further, there is the first groove on the apron plate, there is the second groove, the apron plate in the rear backplate
Be fixed to each other when being cooperatively connected with the rear backplate, first groove and second groove complement each other to form for it is described just
The accommodating chamber that property connecting rod is ordinatedly worn.
Preferably, be provided between the apron plate and the rear backplate can mutually matched buckle structure, before described
Backplate and the rear backplate are permanently connected together by the buckle structure.
Further, the apron plate and the rear backplate are detachably connected by the buckle structure.
Preferably, there is perforative perforation along the longitudinal direction, the perforation is equipped at least two on the handrail backplate.
Preferably, the left and right sides portion of the apron plate and the rear backplate is resisted against the handrail of two sides respectively
In the circumference of outside.
The another object of the utility model is to provide a kind of trolley with above-mentioned handrail backplate.
In order to achieve the above objectives, the technical solution adopted in the utility model is: a kind of trolley, including sweep, be set to institute
Multiple castors of sweep bottom, and the arm-rest frame being connected on the sweep are stated, the arm-rest frame, which at least has, is divided into a left side
Right two sides and two handrails vertically extended, further include such as above-mentioned handrail backplate.
Preferably, two groups of attachment bases have been fixedly disposed on the sweep, the lower part of handrail described in two sides passes through shaft
It is rotationally connected on attachment base described in respective side, treadle is additionally provided between attachment base described in two groups, is gone back on the attachment base
It is provided with gag lever post, the handrail is additionally provided on the attachment base and is used between the treadle and the gag lever post
The torsional spring for driving the arm-rest frame to rotate forward towards the sweep, the torsional spring is set on the gag lever post and its both ends is distinguished
It is resisted against between the treadle and the attachment base.
Due to the application of the above technical scheme, the utility model has the advantage that this is practical new compared with prior art
The trolley backplate of type passes through the mutual of apron plate and rear backplate wherein form apron plate and rear backplate using plastic plate material
Cooperation is fixed and forms handrail backplate, and using the elasticity of plastic cement material itself, so that apron plate and rear backplate are along length
It is extruded and is fixedly mounted between two handrails of arm-rest frame after the flexible deformation of direction.The handrail backplate not only forms work
Skill is simple, and installation is also very convenient, meanwhile, it also avoids using iron sheet material as backplate in the prior art and bring is become rusty
Erosion, problem on deformation, and additional spraying or plating bring problem of environmental pollution are needed, there is good practicability.
Detailed description of the invention
Attached drawing 1 is the structural schematic diagram of existing trolley in background technique；
Attached drawing 2 is the overall structure diagram of the trolley of the utility model；
Attached drawing 3 is the overall structure diagram of the arm-rest frame of the trolley of the utility model；
Attached drawing 4 is the partial schematic sectional view of attached drawing 3；
Attached drawing 5 is the schematic diagram of internal structure of apron plate and rear backplate on the trolley of the utility model；
Attached drawing 6 is the side view of attached drawing 4；
Wherein: 1, handrail backplate；11, apron plate；12, rear backplate；13, buckle structure；14, rigid connecting rod；15, it wears
Hole；2, arm-rest frame；21, handrail；22, arm rest cross bar；3, sweep；4, castor；5, treadle；6, torsional spring；7, attachment base；8, turn
Axis；9, gag lever post.
Specific embodiment
The technical solution of the utility model is further elaborated with specific embodiment with reference to the accompanying drawing.
Referring to fig. 2 to a kind of trolley shown in 6 comprising sweep 3, multiple castors 4 set on 3 bottom of sweep, connection
Arm-rest frame 2 on sweep 3, and the handrail backplate 1 being arranged on arm-rest frame 2.
Arm-rest frame 2 has two handrails 21 for being divided into the left and right sides and vertically extending, and setting exists
Arm rest cross bar 22 between two 21 tops of handrail is wholely set between arm rest cross bar 22 and two sides handrail 21 in U herein
Type bar, user holds arm rest cross bar 22 to carry out cart when use.
Handrail backplate 1 includes can the cooperate apron plate 11 being fixedly connected and rear backplate 12, and the apron plate 11 is with after
Backplate 12 is can be along the plastic plate of length direction flexible deformation, which matches with being fixed to each other with rear backplate 12
It closes and is fastened between two groups of handrails 21 in left-right direction, to realize the installation on arm-rest frame 2.In installation to arm-rest frame
After on 2, the left and right sides portion of apron plate 11 and rear backplate 12 is resisted against respectively in the outside circumference of two sides handrail 21.
Apron plate 11 and rear backplate 12 can be formed directly by injection molding, simple production process, and when installation need to only give the two
To cooperate docking, the fixed installation between arm-rest frame 2 both can be realized and form handrail backplate 1, without others
Connector is installed to arm-rest frame 2, is installed very convenient；Meanwhile the plastic plate material of use also avoids it and is using
Corrosion and problem on deformation in the process, and avoid additional spraying or plating bring problem of environmental pollution.
Specifically, be provided between apron plate 11 and rear backplate 12 can mutually matched buckle structure 13, pass through the card
Apron plate 11 is docked between the handrail 21 of two sides with rear backplate 12, and is compressed along the longitudinal direction by buckle structure, just can
Enough so that apron plate 11 and rear backplate 12 are fixed to each other and form a whole backplate, so that fixation is fastened on two handrails 21
Between.In some embodiments, buckle structure can also be arranged is in dismountable structure, so that in installation to handrail
Apron plate 11 and rear backplate 12 can also be removed as needed after on frame 2.
It is shown in Figure 4, further, handrail backplate 1 further include be fixedly attached to it is rigid between two sides handrail 21
Reinforcing bar specifically can be used in property connecting rod 14, the rigid connecting rod 14.Rigid connecting rod 14 can be fixedly connected by welding
Between the handrail 21 of two sides.Rigid connecting rod 14 is set as at least two be spaced apart along 21 length direction of handrail,
It is set as two herein.The rigid connecting rod 14 is housed between apron plate 11 and rear backplate 12.The rigid connecting rod 14 is set
It sets, further strengthens the entirety of Stability and dependability and handrail backplate 1 that handrail backplate 1 is installed on arm-rest frame 2
Rigidity.When specific setting, it can be arranged that the first groove (not shown), setting second is recessed in rear backplate 12 on apron plate 11
Slot (not shown), and when apron plate 11 and rear backplate 12 being made to cooperate and be fixedly connected, the first groove and the second groove phase
Mutually cooperate and forms the accommodating chamber ordinatedly worn for rigid connecting rod.
Referring to fig. 2 to also having perforative perforation 15 along the longitudinal direction shown in Fig. 5, on handrail backplate 1, which is equipped with
At least two.When setting, the corresponding position of apron plate 11 and rear backplate 12 is provided with through-hole, in apron plate 11 and rear backplate
Above-mentioned perforation 15 is formed after 12 matings.Herein, there are two 15 settings of perforation, and it is located under the rigid supporting rod 14 of upside
Side, the perforation 15 is with holes mainly as binding, to carry the auxiliary binding and fixing of object on sweep 3.
Referring to fig. 4, it shown in Fig. 6, on the trolley of the present embodiment, is fixedly disposed on sweep 3 there are two attachment base 7, two
The lower part of side handrail bar 21 is rotationally connected on attachment base 7 by shaft 8, is additionally provided with treadle 5 between two groups of attachment bases 7,
Gag lever post 9 is provided on each attachment base 7, handrail 21 is between treadle 5 and gag lever post 9.It is additionally provided on attachment base 7
Torsional spring 6 for driving arm-rest frame 2 to rotate forward towards sweep 3, which is set on gag lever post 9 and its both ends is born against
Between treadle 5 and attachment base 7.Using such set-up mode, efficiently avoid in the prior art using spring as bullet
Property return unit and be disposed at that attachment base 7 is outer and bring clamp hand problem, and the problem of need larger operating force, using more
It is safe and convenient.
The above embodiments are only for explaining the technical ideas and features of the present invention, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement accordingly, do not limit the protection scope of the present invention.
All equivalent change or modifications according to made by the spirit of the present invention essence, should all cover the protection scope of the utility model it
It is interior.
Claims (10)
1. a kind of handrail backplate of trolley, the trolley, which includes at least, to be divided into the left and right sides and vertically extends
Handrail, it is characterised in that: the handrail backplate includes can the cooperate apron plate being fixedly connected and rear backplate, described
Apron plate and rear backplate are can be along the plastic plate of length direction flexible deformation, the apron plate and the rear backplate phase
Between mutual secure fit and handrail described in being fastened on two groups with being capable of fixing.
2. the handrail backplate of trolley according to claim 1, it is characterised in that: the handrail backplate further includes fixedly
The rigid connecting rod being connected between handrail described in two sides, the rigid connecting rod are housed in the apron plate and the rear shield
Between plate.
3. the handrail backplate of trolley according to claim 2, it is characterised in that: the rigid connecting rod has along described
Be spaced apart at least two of handrail length direction.
4. the handrail backplate of trolley according to claim 2, it is characterised in that: recessed with first on the apron plate
Slot has the second groove in the rear backplate, and the apron plate and the rear backplate are fixed to each other when being cooperatively connected, and described first
Groove and second groove complement each other to form the accommodating chamber ordinatedly worn for the rigid connecting rod.
5. the handrail backplate of trolley according to claim 1, it is characterised in that: the apron plate and the rear backplate it
Between be provided with can mutually matched buckle structure, the apron plate and the rear backplate are fixedly connected by the buckle structure
It is connected together.
6. the handrail backplate of trolley according to claim 5, it is characterised in that: the apron plate and the rear backplate are logical
It is detachably connected to cross the buckle structure.
7. the handrail backplate of trolley according to claim 1, it is characterised in that: have on the handrail backplate along front and back
The perforative perforation in direction, the perforation are equipped at least two.
8. the handrail backplate of trolley according to claim 1, it is characterised in that: the apron plate and the rear backplate
Left and right sides portion is resisted against respectively in the outside circumference of the handrail of two sides.
9. a kind of trolley including sweep, multiple castors set on the sweep bottom, and is connected to helping on the sweep
Hand cradle, the arm-rest frame at least have two handrails for being divided into the left and right sides and vertically extending, and feature exists
In: it further include handrail backplate as claimed in any one of claims 1 to 8.
10. trolley according to claim 9, it is characterised in that: two groups of attachment bases have been fixedly disposed on the sweep,
The lower part of handrail described in two sides is rotationally connected on attachment base described in respective side by shaft, between attachment base described in two groups
Be additionally provided with treadle, be additionally provided with gag lever post on the attachment base, the handrail be located at the treadle and the gag lever post it
Between, the torsional spring for driving the arm-rest frame to rotate forward towards the sweep, the torsional spring are additionally provided on the attachment base
On the gag lever post and its both ends is born against between the treadle and the attachment base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920347231.8U CN209634544U (en) | 2019-03-19 | 2019-03-19 | A kind of the handrail backplate and trolley of trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920347231.8U CN209634544U (en) | 2019-03-19 | 2019-03-19 | A kind of the handrail backplate and trolley of trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209634544U true CN209634544U (en) | 2019-11-15 |
Family
ID=68496397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920347231.8U Expired - Fee Related CN209634544U (en) | 2019-03-19 | 2019-03-19 | A kind of the handrail backplate and trolley of trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209634544U (en) |
-
2019
- 2019-03-19 CN CN201920347231.8U patent/CN209634544U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191115 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |