CN110182246A - A kind of block tabular structure carrier and method for carrying - Google Patents
A kind of block tabular structure carrier and method for carrying Download PDFInfo
- Publication number
- CN110182246A CN110182246A CN201910519610.5A CN201910519610A CN110182246A CN 110182246 A CN110182246 A CN 110182246A CN 201910519610 A CN201910519610 A CN 201910519610A CN 110182246 A CN110182246 A CN 110182246A
- Authority
- CN
- China
- Prior art keywords
- support base
- tabular structure
- type groove
- block
- fighting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B3/00—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B3/00—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
- B62B3/04—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving means for grappling or securing in place objects to be carried; Loading or unloading equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B2202/00—Indexing codes relating to type or characteristics of transported articles
- B62B2202/62—Tiles, bricks, paving slabs or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B2203/00—Grasping, holding, supporting the objects
- B62B2203/44—Clamping or supporting circumferentially
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention discloses a kind of block tabular structure carrier and method for carrying, including the clamping pallet for placing the block tabulars structure such as door and window, pallet is clamped to include the support base being hinged and try to stop people from fighting each other, it clamps pallet bottom surface and is equipped with the first idler wheel and the second idler wheel, trying to stop people from fighting each other can swing in perpendicular around the hinge joint between support base, the present invention can be according to different scene needs, block tabular structure is easily adjusted by shirtsleeve operation to the carrying state for being suitable for different scenes, and it can preferably guarantee that block tabular structure is stablized fixation under different conditions, by pushing or pulling on the block tabular structure carrier, it reduces block tabular structure and carries difficulty, simplify the handling work of operator.
Description
Technical field
The present invention relates to a kind of Special handling tool more particularly to a kind of bulk boards suitable for carrying block tabular structure
Shape structure carrier and method for carrying.
Background technique
Real-estate market have stimulated the development of repairs profession, inevitably will be to a large amount of doors, window, glass in fitment process
Equal block tabulars structure is carried, on the one hand, these plate structures have larger quality and volume, carry very not
Just, on the other hand, these plate structures there are certain requirements surface protection, and improper transport may generate plate structure itself
It destroys.By taking bedroom door as an example, existing bedroom door is mostly wooden structures, and door surface is coated with the coating that can not be scratched, and general one
For block bedroom door at hundred jin or so, single lift fortune is more painstaking, and door height is mostly 2.1m, gate-width 0.9m, by elevator, passageway,
Register one's residence gate when often door to be allowed to be respectively at different postures, while to guarantee that door can pass through for carrying personnel provide compared with
The good point of application.Existing carrying operation mostly by manually being realized by constantly changing a form, be not specially adapted for door,
The plate structures carrier such as window, glass, the problem are further improved.
Summary of the invention
Technical problem to be solved by the present invention lies in provide a kind of block tabular suitable for carrying block tabular structure
Structure carrier and method for carrying, can be when carrying block tabular structure using the block tabular structure carrier and method for carrying
Different postures are adjusted to, to adapt to carry environmental aspects different on the way, the present invention simplifies block tabular structure carrying side
Formula increases block tabular structure Transfer Stability, improves handling work efficiency.
In order to solve the above technical problems, the technical solution of the invention is as follows:
A kind of block tabular structure carrier, including the clamping pallet for placing block tabular structure, the clamping transport
Frame includes the support base being hinged and tries to stop people from fighting each other, and the clamping pallet bottom surface is equipped with the first idler wheel and the second idler wheel, the drawing
Frame can be swung in perpendicular around the hinge joint between the support base.
Preferably, forming the first opening up U-type groove inside the support base, described try to stop people from fighting each other is parallel to each other including two
And it is respectively hinged at the torque arm of the support base two sides, two torque arm pass through one different from the other end for connecting the support base
Pull handle is connected with each other, and the torque arm middle section is connected with each other by one second U-type groove.
Preferably, one end that two torque arm connect the support base is connected with each other by a pedestal, first rolling
Wheel is mounted on the base, and second idler wheel is mounted on the torque arm middle section.
Preferably, first U-type groove and/or the second U-type groove inner surface are equipped with anti-slip layer.
Preferably, first U-type groove and/or the second U-type groove inner surface are equipped with clamping device, two inner sidewall of U-type groove point
It She You not combine to form the clamping device towards the bulge-structure of the U-type groove center line, two bulge-structures.
Preferably, the bulge-structure includes the adjusting rod being threadedly coupled with the second U-type groove side wall 250, the tune
One end that pole is directed toward the U-type groove center line is pinching end, the clampings end surfaces equipped with anti-slip layer, the adjusting rod different from
The other end of pinching end is adjustable side.
Preferably, one end of the hinged support base of the torque arm, which extends expansion into vertical plane, forms support plate.
Preferably, the support base and it is described try to stop people from fighting each other between be equipped with can allow the support base and it is described try to stop people from fighting each other stablize in difference
The locking member of angle state.
Preferably, locking member includes the fixed pin being located on the support base and sets described for locking on the base
The clamping device of fixed pin, when the support base and it is described try to stop people from fighting each other around hinge joint rotate close to formed an obtuse angle when, the fixation
Pin is inserted into the clamping device, is clamped the fixed pin by the clamping device, is realized to the support base and the drawing
The locking of position between frame.
A kind of method for carrying carries target object using above-mentioned block tabular structure carrier.
After adopting the above scheme, since the present invention can easily be adjusted according to different scene needs by shirtsleeve operation
Whole block tabular structure can preferably guarantee block tabular knot to the carrying state for being suitable for different scenes under different conditions
Structure is stablized fixation, by pushing or pulling on the block tabular structure carrier, is reduced block tabular structure and is carried difficulty, simplify operation
The handling work of personnel.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is that the present invention tries to stop people from fighting each other structural schematic diagram；
Fig. 3 is schematic diagram of internal structure of the present invention；
Fig. 4 is the first usage state diagram of the invention；
Fig. 5 is the second usage state diagram of the invention；
Fig. 6 is locking member position view of the present invention；
Fig. 7 is locking member structural schematic diagram of the present invention；
Fig. 8 is locking member top view of the present invention.
Specific embodiment
The invention will be further described in the following with reference to the drawings and specific embodiments.
Disclosed is a kind of block tabular structure carriers, as shown in Figure 1-3, be preferable implementation of the invention
Example, the block tabular structure carrier include the clamping pallet for placing the block tabulars structure such as door and window, clamping transport
Frame includes the support base 1 being hinged and tries to stop people from fighting each other 2, and try to stop people from fighting each other 2 can put in perpendicular around the hinge joint 12 between support base 1
It is dynamic, different angles are formed between 2 and support base 1 so that trying to stop people from fighting each other, and stablize fixed need when meeting block tabular structure difference posture
It asks.It clamps pallet bottom surface and is equipped with the first idler wheel 31 and the second idler wheel 32, specifically, can be by the first idler wheel, the second idler wheel point
Any in the two may be selected so that carrying under block tabular structure different conditions in the bottom surface for not being mounted on support base and trying to stop people from fighting each other
Person carries out main stress support, improves the flexibility ratio of carrying, or selection allows the two to carry out stress branch to block tabular structure simultaneously
Support, improves the stability of carrying；First idler wheel 31, the second idler wheel 32 can also be mounted on 2 bottom surfaces of trying to stop people from fighting each other simultaneously, make to clamp and transport
Defeated frame operation has more centrality, and the situation for being mounted on 2 bottom surfaces of trying to stop people from fighting each other simultaneously according to two idler wheels is described the present embodiment, this
Field technical staff, equally can also be with it is understood that even if two idler wheels are separately mounted to support base and try to stop people from fighting each other bottom surface
Solve the technical issues of present invention to be directed to.
Specifically, the first opening up U-type groove 11, those skilled in the art are formed in the present embodiment inside support base 1
It is appreciated that support base 1 can be made using the half I-section profile processing such as channel steel, block tabular structure is plugged on by when carrying
In above-mentioned first U-type groove 11.With support base 1 cooperate try to stop people from fighting each other 2 include two 1 two sides of support base that are parallel to each other and are respectively hinged at
Torque arm 21, one end of two 21 connecting support seats 1 of torque arm is connected with each other by a pedestal 22, and the first idler wheel 31 is mounted on the bottom
On seat 22, the second idler wheel 32 is then mounted on 21 middle section of torque arm.
One end of 21 hinged support seat 1 of torque arm extends expansion into vertical plane and forms support plate 23, and support plate 23 can increase
21 pairs of the torque arm power supported on both sides by drawing target, biggish forced area can avoid being improved by drawing target double swerve by drawing mesh
Target stability.Two torque arm 21 are connected with each other different from the other end of connecting support seat 1 by a pull handle 24, and pull handle 24 is to use
Person provides the point of application, and user can be pulled the block tabular structure carrier for being loaded with block tabular structure by pull handle 24
Operation.21 middle section of torque arm is connected with each other by one second U-type groove 25, which equally can be using half I-shaped types such as channel steels
Material processing is made, and can be fixed by welding between the second U-type groove 25 and torque arm 21, on the one hand the second U-type groove 25 reinforces two
It is connected between torque arm 21, on the other hand provides fixed pivot for the transport of block tabular structure, guarantee that the transport of block tabular structure is stablized.
Two torque arm 21 can be realized with being fixedly connected between pedestal 22 by welding, while two 21 middle sections of torque arm are also
It is welded with the idler wheel installation part 26 for installing the second idler wheel 32.In the idler wheel of installation, can choose the first idler wheel 31 is two-wheel,
Second idler wheel 32 is single-wheel, and the combination of single-wheel two-wheel not only guarantees the stabilization of transport vehicle, while improving the flexible of transport vehicle movement
Property.Further, the first idler wheel and/or the second idler wheel also can choose as universal wheel, can be easier to change fortune using universal wheel
The direction of travel of defeated vehicle.
Further, in order to avoid block tabular structure slides from block tabular structure carrier, above-mentioned first U-type groove 11
And/or 25 inner surface of the second U-type groove is equipped with anti-slip layer, i.e. can choose while being arranged in the first U-type groove 11 and the second U-type groove 25
Only selected section anti-slip layer can also be arranged in anti-slip layer, and selection is only anti-skidding to being arranged inside the first U-type groove 11 in the present embodiment
Layer, anti-slip material can choose the common materials such as anti-skidding soft cortex.
Further, the first U-type groove 11 and/or 25 inner surface of the second U-type groove are equipped with clamping device 4, two inner sidewall of U-type groove point
It She You not combine to form clamping device 4 towards the bulge-structure of U-type groove center line, two bulge-structures.In order to adapt to different thickness
The block tabular structure of degree can allow using being flexibly connected between bulge-structure and the side wall 250 of the second U-type groove, specifically, second
U-type groove side wall 250 is equipped with the through-hole 251 that bulge-structure passes through, and bulge-structure includes and 250 screw thread of the second U-type groove side wall connects
The adjusting rod 41 connect, through-hole 251 is interior to be equipped with internal screw thread, and adjusting rod 41 is equipped with external screw thread, 251 phase interworking of adjusting rod 41 and through-hole
It closes.One end that adjusting rod 41 is directed toward U-type groove center line is pinching end 42, and it is anti-skidding that 42 surface of pinching end can be equipped with moccasin leather etc.
Layer, adjusting rod 41 are adjustable side 43 different from the other end of pinching end, and adjustable side 43 can be designed as a regulation handle, regulation handle
T-shaped structure is formed with the orthogonal adjusting rod outer end that is welded on of adjusting rod.
Further, support base 1 and trying to stop people from fighting each other is equipped between 2 to allow and support base 1 and tries to stop people from fighting each other and 2 stablize the locks for being in different angle states
Tight part 5, locking member 5 can be connecting support seat and adjustable link, bolt or the locking mechanism with spring tried to stop people from fighting each other.It is adjustable
The structure that section connecting rod is known to those skilled in the art, can be hinged with torque arm with one end, and the other end is equipped with multiple detents, support
Seat side is equipped with the stuck point with clamping matching, and stuck point is stablized by the different detent realization support base of insertion and between trying to stop people from fighting each other and formed not
Same angle.The structure that bolt is equally known to those skilled in the art, specifically can in the single through-hole of upper setting of trying to stop people from fighting each other, and
Multiple through-holes are set on support base side wall, is merged by support base difference through-hole with the group for upper through-hole of trying to stop people from fighting each other and is being tried to stop people from fighting each other and support base
Between insertion bolt both lock angle.The present embodiment selection has the locking mechanism of spring, as shown in fig. 6, the locking mechanism
Including the fixed pin 51 being located on support base 1 and it is located at the clamping device 52 on pedestal 22 for the pin 51 that is locked, works as support
Seat 1 and try to stop people from fighting each other 2 around hinge joint 12 rotate close to formed an obtuse angle when, fixed pin 51 be inserted into clamping device 52 in, by clamping device
52 clamp fixed pin 51, realize the locking to support base 1 and the position between 2 of trying to stop people from fighting each other.As shown in fig. 7, fixed pin 51 is vertically located at
Support base 1 is used to carry the bottom plate bottom surface of object, and fixed pin 51 is equipped with chamfering different from the other end end of connecting bottom board
The tip 511 in face, fixed pin 51 are equipped with clamping annular groove 512 close to tip 511.Pedestal 22 is equipped with suitable with 1 bottom surface of support base
The supporting oblique surface 221 answered, as shown in Fig. 2, supporting oblique surface 221 is equipped with the locking hole 222 being inserted into for fixed pin 51, clamping device
52 are mounted in locking hole 222, and clamping device 52 includes the two semi arch clamping elements 521 vertical with fixed pin 51, clamping element
It is connected to when 521 docking closure on clamping annular groove 512, fixed pin 51 is avoided to fall off from locking hole 222.Such as Fig. 7 and Fig. 8 institute
Show, clamping device 52 further includes the button 522 being located on 22 surface of pedestal and the thimble 523 by the control of button 522, button 522
It can be fixedly connected by welding in one end of thimble 523, thimble 523 is round end structure different from the other end of connection button 522,
Clamping element 521 passes through pin 524 close to one end of thimble 523 respectively and is rotatably connected on pedestal 22, and thimble 523 is towards internal one
Hold contact in two clamping elements 521 525 at the docking of pin 524, thimble 523 heads into two clampings under the driving of button 522
Part 521 can drive clamping element 521 to be opened rotating around pin 524 towards outside when intermediate, the other end of the clamping element 521 far from pin 524 is logical
The interconnection of first back-moving spring 526 is crossed, reset spring is similarly installed between button 522 and pedestal 22, specifically, pedestal 22
On be provided with the holding tank 528 that section is T-type, inside 528 connection pedestal 22 of holding tank for accommodate clamping device 52 space and
Outside, the outer one end internal diameter of holding tank 528, which is greater than, leans on inner one end, and the outer one end of holding tank 528 is in push button 522 for holding
Receive button 522, in the space that inner one end leads directly to inside pedestal 22 for accommodating clamping device 52, thimble 523, which passes through, to be held
Receive slot 528,523 surface of thimble is socketed with second back-moving spring 527, and 527 one end contact of second back-moving spring is accommodating groove bottom,
Other end contact is on button 522, and when button 522 is released, button 522 is because the effect of second back-moving spring 527 is exited, even
Moved with thimble 523 towards outside pedestal 22, the one end of thimble 523 inwardly is left among two clamping elements 521, clamping element 521 because
It clamps, is connected on the clamping annular groove 512 of fixed pin 51 again for first back-moving spring 526, so that fixed pin 51 will not be from
Locking hole 222 exits, and realizes the locking to fixed pin 51.
When designing block tabular structure carrier using the present invention, the block tabulars structure such as door and window can be allowed to be in different shapes
State, to adapt to the variation of periphery complex environment.As shown in figure 4, can choose allow support base 1 and try to stop people from fighting each other 2 expansion formed it is horizontal
State, support base 1 and angle between 2 of trying to stop people from fighting each other are the straight angle, block tabular structure 9 can be fallen down at this time, be inserted in the first U-type groove and second
Among U-type groove, carrying personnel is directly forced 9 edge of block tabular structure and advances it into.When encountering corridor turn, fall down
Block tabular structure 9 probably due to it is too long can not pass through, as shown in figure 5, at this time by adjust support base 1, allow support base 1 and draw
It is in 120 degree of angles between frame 2, and is locked by locking member, the present embodiment is specifically, directly plug in fixed pin 51 from locking hole 222
Enter and locked among clamping device 52, carrier and block tabular structure 9 are erected simultaneously, 9 center of block tabular structure is kept to insert
It connects in the first U-type groove, protectiveness clamping is carried out to block tabular structure 9 by the clamping device in the second U-type groove, as long as at this time
By pulling pull handle, easily the block tabular structure stood can be turned round.To return to original support seat 1 and trying to stop people from fighting each other 2
In straight angle state, then direct push button 522, allows fixed pin 51 to exit from locking hole 222, the operation of carrier deformation process
Simply, block tabular structure handling efficiency is improved.
The above described is only a preferred embodiment of the present invention, be not intended to limit the scope of the present invention,
Therefore the changes or modifications that claim under this invention and specification are done in every case, it all should belong to the range that the invention patent covers
Within.
Claims (10)
1. a kind of block tabular structure carrier, including the clamping pallet for placing block tabular structure, which is characterized in that
The clamping pallet includes the support base being hinged and tries to stop people from fighting each other, and the clamping pallet bottom surface is equipped with the first idler wheel and second
Idler wheel, described try to stop people from fighting each other can swing in perpendicular around the hinge joint between the support base.
2. a kind of block tabular structure carrier according to claim 1, it is characterised in that: formed inside the support base
The first opening up U-type groove, the torque arm including two support base two sides that are parallel to each other and are respectively hinged at of trying to stop people from fighting each other,
Two torque arm are connected with each other different from the other end for connecting the support base by a pull handle, and the torque arm middle section passes through one the
Two U-type grooves are connected with each other.
3. a kind of block tabular structure carrier according to claim 2, it is characterised in that: two torque arm connections
One end of the support base is connected with each other by a pedestal, and first idler wheel is mounted on the base, second idler wheel
It is mounted on the torque arm middle section.
4. a kind of block tabular structure carrier according to claim 2, it is characterised in that: first U-type groove and/or
Second U-type groove inner surface is equipped with anti-slip layer.
5. a kind of block tabular structure carrier according to claim 2, it is characterised in that: first U-type groove and/or
Second U-type groove inner surface is equipped with clamping device, and two inner sidewall of U-type groove is respectively equipped with the protrusion knot towards the U-type groove center line
Structure, two bulge-structures combine to form the clamping device.
6. a kind of block tabular structure carrier according to claim 5, it is characterised in that: the bulge-structure include and
The adjusting rod that the second U-type groove side wall 250 is threadedly coupled, the adjusting rod are directed toward one end of the U-type groove center line as folder
Tight end, the clamping end surfaces are equipped with anti-slip layer, and the adjusting rod is adjustable side different from the other end of pinching end.
7. a kind of block tabular structure carrier according to claim 2, it is characterised in that: the hinged branch of the torque arm
One end of support seat extends expansion into vertical plane and forms support plate.
8. a kind of block tabular structure carrier according to claim 3, it is characterised in that: the support base and the drawing
Being equipped between frame can allow the support base and described try to stop people from fighting each other to stablize the locking member in different angle states.
9. a kind of block tabular structure carrier according to claim 8, it is characterised in that: locking member is described including being located at
It fixed pin on support base and sets on the base for locking the clamping device of the fixed pin, when the support base and institute
State try to stop people from fighting each other around hinge joint rotate close to form an obtuse angle when, the fixed pin is inserted into the clamping device, by clamping dress
It sets and clamps the fixed pin, realize the locking to the support base and a position of trying to stop people from fighting each other.
10. a kind of method for carrying, it is characterised in that: carried using a kind of any block tabular structure of claim 1-9
Vehicle carries target object.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910519610.5A CN110182246A (en) | 2019-06-17 | 2019-06-17 | A kind of block tabular structure carrier and method for carrying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910519610.5A CN110182246A (en) | 2019-06-17 | 2019-06-17 | A kind of block tabular structure carrier and method for carrying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110182246A true CN110182246A (en) | 2019-08-30 |
Family
ID=67721993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910519610.5A Pending CN110182246A (en) | 2019-06-17 | 2019-06-17 | A kind of block tabular structure carrier and method for carrying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110182246A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001017890A1 (en) * | 1999-09-03 | 2001-03-15 | Ro.Do.Mi. S.N.C. Di Rocco Albano & C. | A device for mounting and dismounting a door to/from a doorjamb |
| GB2424668A (en) * | 2005-03-30 | 2006-10-04 | Damion Wilcox | Wheeled door stabiliser |
| US20080093811A1 (en) * | 2005-07-19 | 2008-04-24 | Williams David L | Panel dolly apparatus |
| CN104290798A (en) * | 2014-09-22 | 2015-01-21 | 安徽喜洋洋儿童用品有限公司 | Detachable and multipurpose backrest of baby carriage |
| CN206537317U (en) * | 2017-02-26 | 2017-10-03 | 吕梁学院 | A kind of safety-type tipping bucket type mining stroller |
| CN207136944U (en) * | 2017-03-13 | 2018-03-27 | 芜湖市第二人民医院 | Multifunctional angular is adjustable Brown's frame |
-
2019
- 2019-06-17 CN CN201910519610.5A patent/CN110182246A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001017890A1 (en) * | 1999-09-03 | 2001-03-15 | Ro.Do.Mi. S.N.C. Di Rocco Albano & C. | A device for mounting and dismounting a door to/from a doorjamb |
| GB2424668A (en) * | 2005-03-30 | 2006-10-04 | Damion Wilcox | Wheeled door stabiliser |
| US20080093811A1 (en) * | 2005-07-19 | 2008-04-24 | Williams David L | Panel dolly apparatus |
| CN104290798A (en) * | 2014-09-22 | 2015-01-21 | 安徽喜洋洋儿童用品有限公司 | Detachable and multipurpose backrest of baby carriage |
| CN206537317U (en) * | 2017-02-26 | 2017-10-03 | 吕梁学院 | A kind of safety-type tipping bucket type mining stroller |
| CN207136944U (en) * | 2017-03-13 | 2018-03-27 | 芜湖市第二人民医院 | Multifunctional angular is adjustable Brown's frame |
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Application publication date: 20190830 |
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