CN109044674A - A kind of nursing bed pedestal pan with turnover mechanism - Google Patents
A kind of nursing bed pedestal pan with turnover mechanism Download PDFInfo
- Publication number
- CN109044674A CN109044674A CN201810980439.3A CN201810980439A CN109044674A CN 109044674 A CN109044674 A CN 109044674A CN 201810980439 A CN201810980439 A CN 201810980439A CN 109044674 A CN109044674 A CN 109044674A
- Authority
- CN
- China
- Prior art keywords
- turnover mechanism
- toilet seat
- fixed
- nursing bed
- turbine
- 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
- 230000007246 mechanism Effects 0.000 title claims abstract description 38
- 230000007306 turnover Effects 0.000 title claims abstract description 38
- 230000000474 nursing effect Effects 0.000 title claims abstract description 33
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 title claims abstract description 17
- 238000007605 air drying Methods 0.000 claims abstract description 5
- 210000002105 tongue Anatomy 0.000 claims description 20
- 238000009434 installation Methods 0.000 claims description 12
- 210000002700 urine Anatomy 0.000 claims description 9
- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- 210000003608 fece Anatomy 0.000 abstract description 6
- 238000004140 cleaning Methods 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000011109 contamination Methods 0.000 abstract description 2
- 239000010871 livestock manure Substances 0.000 abstract description 2
- 210000001217 buttock Anatomy 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 208000024891 symptom Diseases 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 206010042566 Superinfection Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 230000001769 paralizing effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/02—Beds specially adapted for nursing; Devices for lifting patients or disabled persons with toilet conveniences, or specially adapted for use with toilets
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/0005—Means for bathing bedridden persons
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/05—Parts, details or accessories of beds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/05—Parts, details or accessories of beds
- A61G7/0503—Holders, support devices for receptacles, e.g. for drainage or urine bags
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G2200/00—Information related to the kind of patient or his position
- A61G2200/10—Type of patient
- A61G2200/20—Type of patient with asymmetric abilities, e.g. hemiplegic or missing a limb
Landscapes
- Health & Medical Sciences (AREA)
- Nursing (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Invalid Beds And Related Equipment (AREA)
Abstract
The present invention relates to medical hospital bed technical fields, more particularly to a kind of nursing bed pedestal pan with turnover mechanism, including toilet seat, turnover mechanism is fixed on toilet seat, turnover mechanism includes bottom plate, motor is fixed on bottom plate, scroll bar one is connected on motor, it is engaged with turbine one on scroll bar one, scroll bar two is fixed on turbine one, engages turbine two on scroll bar two, gear is fixed on turbine two, it is engaged with sector gear on gear, is fixed on sector gear towards the supporting plate overturn in toilet seat, the supporting plate lid closes the opening in toilet seat；Advantage of the invention is that being flexibly connected supporting plate with toilet seat by setting turnover mechanism, when patient needs to drain, turnover mechanism is directly overturn into toilet seat, convenient and efficient, is avoided because patient can not manure contamination hospital bed caused by automatic control；Meanwhile supporting plate is located in toilet seat, can clear up by the device for cleaning and air-drying of toilet seat supporting plate, alleviate the working strength of nursing staff.
Description
Technical field
The present invention relates to medical hospital bed technical field more particularly to a kind of nursing bed pedestal pans with turnover mechanism.
Background technique
In order to solve the problems, such as paralytic, patient with severe symptoms because stool and urine caused by handicapped cannot take care of oneself, existing skill
It usually is additionally arranged at the bottom of toilet seat in nursing bed in art, in this way, not only facilitating the stool and urine of patient, also mitigates nursing staff
Working strength.If the patent No. 201710840345.1 discloses a kind of nursing bed with toilet seat, nursing bed is provided with just mouth, just
The lower section of mouth is equipped with movable plate, is fixed with the toilet seat and supporting plate that can be vertically moved up or down on movable plate, when patient needs stool and urine,
Supporting plate decline, movable plate move to toilet seat below just mouth, and toilet seat rises to just mouth, at the end of patient's stool and urine, toilet seat
Device decline, movable plate move to supporting plate below just mouth, and supporting plate rising seals just mouth.Although this kind of hospital bed reduces nursing staff's
Nurse difficulty, but there is many deficiencies in actual use: the lifting of toilet seat be unfavorable for flushing pipe fixation and
Connection, the failure rate for easily leading to nursing bed rise；The decline of supporting plate simultaneously, movable plate move to below just mouth, and toilet seat rises, this
A series of process is relatively time-consuming, and the stool and urine of patient with severe symptoms often can not oneself control, lead to toilet seat also not in place, suffer from
Person has started to drain；Additionally due to supporting plate is for a long time and human contact, it is inevitably infected with the excreta of human body on supporting plate, gives
Patient brings discomfort.
Summary of the invention
The purpose of the present invention is to provide a kind of easy to use, sanitory and the low nursing with turnover mechanism of failure rate
Bed pedestal pan.
To achieve the goals above, technical scheme is as follows:
A kind of nursing bed pedestal pan with turnover mechanism, including nursing bed, are embedded with toilet seat on nursing bed, fixed on toilet seat
There is turnover mechanism, turnover mechanism includes bottom plate, and motor is fixed on bottom plate, and scroll bar one is connected on motor, is engaged on scroll bar one
Turbine one is fixed with scroll bar two on turbine one, turbine two is engaged on scroll bar two, gear is fixed on turbine two, engages on gear
There is sector gear, is fixed on sector gear towards the supporting plate overturn in toilet seat, the supporting plate lid closes the opening in toilet seat.
Further, the mounting plate perpendicular to bottom plate is fixed on the bottom plate, the motor is fixed on a mounting board, whirlpool
Bar one, scroll bar two are flexibly connected with mounting plate, and the sector gear is located at side of the mounting plate far from motor and lives with mounting plate
Dynamic connection, one end of gear and turbine two are fixed, and the other end of gear passes through mounting plate and engages with sector gear.
Further, the side of fixed sectors gear is additionally provided with two limit switches, the sector on the mounting plate
The gag lever post matched with two limit switches is fixed on wheel.
Further, the angle of the sector gear rotation is 90 °.
Further, the support plate for the mounting plate being parallel to, the support plate, mounting plate, fan are fixed on the bottom plate
Through-hole is offered on shape gear, trunnion axis is installed in through-hole, and the both ends of the supporting plate are fixed with connecting rod, the both ends point of trunnion axis
It is not hinged with two connecting rods.
Further, the mounting plate be located at motor side be equipped with tongue one and two tongue two, tongue one with it is convex
Installation wheel is connected in slot two, the both ends of the scroll bar two are connect with the installation wheel in two tongues two respectively, scroll bar
One one end is connect with the installation wheel in tongue one.
Further, the middle part of the turbine two is equipped with internal tooth, and one end of gear engages with the internal tooth of turbine two.
Further, there are two the turnover mechanisms, two turnover mechanisms are symmetrically fixed on the two sides of toilet seat.
Further, urine blocking cover is connected on the toilet seat.
Further, the inside of the toilet seat is equipped with flusher, heating air-drying device and signal transducer.
The advantage of the invention is that supporting plate is flexibly connected with toilet seat, by setting turnover mechanism when patient needs to arrange
When letting out, turnover mechanism is directly overturn into toilet seat, convenient and efficient, is avoided because patient can not manure contamination caused by automatic control
Hospital bed；Meanwhile supporting plate is located in toilet seat, can clear up by the device for cleaning and air-drying of toilet seat supporting plate, alleviate shield
The working strength of reason personnel；Furthermore supporting plate and toilet seat are linked together, simplify the structure of nursing bed, make the installation of nursing bed
It repairs more convenient, reduces production, the maintenance cost of nursing bed.
Detailed description of the invention
Fig. 1 is the position view of toilet seat；
Fig. 2 is the structural schematic diagram of toilet seat turnover mechanism motor side；
Fig. 3 is the structural schematic diagram of toilet seat turnover mechanism sector gear side；
Label declaration
Toilet seat 1, bottom plate 2, motor 3, scroll bar 1, turbine 1, scroll bar 26, turbine 27, gear 8, sector gear 9, supporting plate
10, mounting plate 11, limit switch 12, gag lever post 13, support plate 14, trunnion axis 15, tongue 1, tongue 2 17, installation wheel 18,
Internal tooth 19, urine blocking cover 20.
Specific embodiment
Present invention is further described in detail with reference to embodiments.
A kind of nursing bed pedestal pan with turnover mechanism, as shown in Figures 1 to 3, which is fixed on nursing bed,
The two sides of 1 opening of toilet seat are respectively and fixedly provided with turnover mechanism, and turnover mechanism includes bottom plate 2, are fixed on bottom plate 2 perpendicular to bottom plate
2 mounting plate 11 and support plate 14 is fixed with motor 3 on mounting plate 11, scroll bar 1 is connected on motor 3, is engaged on scroll bar 1
There is turbine 1, the middle part of turbine 1 is fixed with scroll bar 26, and the side that mounting plate 11 is located at motor 3 is equipped with one 16 He of tongue
Installation wheel 18 is equipped in two tongues 2 17, tongue 1 and tongue 2 17, installation wheel 18 can be freely rotated relative to tongue,
One end of scroll bar 1 is connect with the rotating part of motor 3, and the other end of scroll bar 1 and the installation wheel 18 of tongue 1 are fixed, scroll bar
26 both ends are fixed with the installation wheel 18 in two tongues 2 17 respectively.Turbine 27 is engaged on scroll bar 26, turbine 27
Middle part is equipped with internal tooth 19, and engaging has gear 8 on internal tooth 19, and one end of gear 8 passes through mounting plate 11, and mounting plate 11 is far from motor 3
Side be connected with sector gear 9, one end that gear 8 passes through mounting plate 11 is engaged with sector gear 9, is fixed on sector gear 9
Can to the supporting plate 10 overturn inside toilet seat 1, two blocks of supporting plates 10 can just horizontal cover close the opening in toilet seat 1.Support plate
14 are located at the side of sector gear 9, and sector gear 9, mounting plate 11 offer through-hole in support plate 14, are installed with water in through-hole
Flat axis 15, the both ends of supporting plate 10 are fixed with connecting rod, and the both ends of trunnion axis 15 are hinged with two connecting rods respectively, and supporting plate 10 is in sector
It can be rotated by 90 ° under the drive of wheel 9,90 ° of overturning provides biggish draining space for patient, while flusher is to supporting plate 10
Cleaning also can more thoroughly.Since 27 band moving gear 8 of turbine is rotated, to prevent turbine 27 and gear 8 from skidding, in whirlpool
It takes turns and adds internal tooth 19 on 27 and engage with gear 8, substantially increase the binding force between turbine 27 and gear 8, be turnover mechanism
Operating provides solid safety guarantee.
For the automation control for realizing the toilet seat 1, signal transducer is installed inside toilet seat 1, mounting plate 11 is set
There is the side of sector gear 9 to be also equipped with two limit switches 12, two limit switches 12 are used to control to stop when supporting plate 10 is overturn
Stop bit is set.The gag lever post 13 matched with two limit switches 12 is fixed on sector gear 9.In the present embodiment toilet seat 1 also
Equipped with flusher, heating air-drying device, urine blocking cover 20 is also removably housed on toilet seat 1.
The working principle of the present embodiment is as described below: patient lies flat on the bed, and buttocks is located on supporting plate 10, when patient arranges
When letting out, excreta enters in toilet seat 1 through the gap of two blocks of supporting plates 10, and the signal transducer in toilet seat 1 senses toilet seat 1
Inside having excreta just to send signal rotates motor 3, and the rotation of motor 3 drives scroll bar 1 to rotate, and the rotation of scroll bar 1 drives
Worm gear one rotates, and the rotation of turbine 1 drives scroll bar 26 thereon to rotate, and the rotation of scroll bar 26 drives turbine 27 to rotate, whirlpool
27 rotation of rotation driven gear 8 is taken turns, gear 8 drives sector gear 9 to rotate, and supporting plate 10 starts under the rotation of sector gear 9
It is overturn into toilet seat 1, when the gag lever post 13 on sector gear 9 touches the limit switch 12 of lower section, motor 3 stops, this
When supporting plate 10 just rotate 90 °.When reaching setting time, flusher water spray is carried out the excreta in toilet seat 1 clear
Reason, while flusher can also be rinsed the buttocks of supporting plate 10 and patient in toilet seat 1, heat and air-dry after flushing
Device carries out air-dried, air-dried to finish, the reset of supporting plate 10 to supporting plate 10 and patient's buttocks.
Since supporting plate 10 need to carry the weight of human body, the turnover mechanism being connected with supporting plate 10 need to provide enough holding powers
Supporting plate 10 can be made to work normally, by the setting of double scroll bars, turnover mechanism is made to obtain sufficiently large transmission ratio, to generate enough
Holding power be used to support supporting plate 10, while using the self-locking performance of turbine worm, effectively preventing supporting plate 10 in support human body
The phenomenon that Shi Fasheng rotation, increases the security performance of the nursing bed.This mill shoe 10 is integrated with toilet seat 1, and when use holds in the palm
The overturning of plate 10 enters in toilet seat 1, and the flusher of toilet seat 1 can clean supporting plate 10, ensure the clean of supporting plate 10
Cleanliness avoids because supporting plate 10 is got dirty bring superinfection when patient and supporting plate 10 contact, while also mitigating caregiver
The workload of member.
Claims (10)
1. a kind of nursing bed pedestal pan with turnover mechanism, it is characterised in that: including nursing bed, be embedded with toilet seat on nursing bed
Device is fixed with turnover mechanism on toilet seat, and turnover mechanism includes bottom plate, and motor is fixed on bottom plate, scroll bar one is connected on motor,
It is engaged with turbine one on scroll bar one, scroll bar two is fixed on turbine one, turbine two is engaged on scroll bar two, is fixed on turbine two with teeth
Wheel is engaged with sector gear on gear, is fixed on sector gear towards the supporting plate overturn in toilet seat, the supporting plate lid conjunction is being sat
The opening of closet.
2. a kind of nursing bed pedestal pan with turnover mechanism as described in claim 1, it is characterized in that: fixed on the bottom plate
There is the mounting plate perpendicular to bottom plate, the motor is fixed on a mounting board, and scroll bar one, scroll bar two are flexibly connected with mounting plate, institute
Sector gear to be stated to be located at side of the mounting plate far from motor and be flexibly connected with mounting plate, one end of gear and turbine two are fixed,
The other end of gear passes through mounting plate and engages with sector gear.
3. a kind of nursing bed pedestal pan with turnover mechanism as claimed in claim 2, it is characterized in that: solid on the mounting plate
The side for determining sector gear is additionally provided with two limit switches, is fixed on the sector gear and matches with two limit switches
Gag lever post.
4. a kind of nursing bed pedestal pan with turnover mechanism as claimed in claim 3, it is characterized in that: the sector rotates
Dynamic angle is 90 °.
5. a kind of nursing bed pedestal pan with turnover mechanism as claimed in claim 2, it is characterized in that: fixed on the bottom plate
The support plate for the mounting plate being parallel to, the support plate, mounting plate offer through-hole on sector gear, are installed in through-hole
Trunnion axis, the both ends of the supporting plate are fixed with connecting rod, and the both ends of trunnion axis are hinged with two connecting rods respectively.
6. a kind of nursing bed pedestal pan with turnover mechanism as claimed in claim 2, it is characterized in that: the mounting plate is located at
The side of motor is equipped with tongue one and two tongue two, and installation wheel, the whirlpool are connected in tongue one and tongue two
The both ends of bar two are connect with the installation wheel in two tongues two respectively, and one end of scroll bar one is connect with the installation wheel in tongue one.
7. a kind of nursing bed pedestal pan with turnover mechanism as claimed in claim 2, it is characterized in that: in the turbine two
Portion is equipped with internal tooth, and one end of gear engages with the internal tooth of turbine two.
8. a kind of nursing bed pedestal pan with turnover mechanism as described in claim 1, it is characterized in that: the turnover mechanism has
Two, two turnover mechanisms are symmetrically fixed on the two sides of toilet seat.
9. a kind of nursing bed pedestal pan with turnover mechanism as described in claim 1, it is characterized in that: being filled on the toilet seat
There is urine blocking cover.
10. a kind of nursing bed pedestal pan with turnover mechanism as described in claim 1, it is characterized in that: the toilet seat
Inside is equipped with flusher, heating air-drying device and signal transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810980439.3A CN109044674A (en) | 2018-08-27 | 2018-08-27 | A kind of nursing bed pedestal pan with turnover mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810980439.3A CN109044674A (en) | 2018-08-27 | 2018-08-27 | A kind of nursing bed pedestal pan with turnover mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109044674A true CN109044674A (en) | 2018-12-21 |
Family
ID=64757029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810980439.3A Pending CN109044674A (en) | 2018-08-27 | 2018-08-27 | A kind of nursing bed pedestal pan with turnover mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109044674A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2284593Y (en) * | 1997-01-28 | 1998-06-24 | 王百海 | Electric toilet |
| CN101485553A (en) * | 2008-01-18 | 2009-07-22 | 德昌电机(深圳)有限公司 | Device for automatically turning cover |
| CN202856322U (en) * | 2012-11-01 | 2013-04-03 | 李飞宇 | Electronic toilet gearbox bidirectional rotation blocking detection mechanism |
| CN103932852A (en) * | 2014-03-28 | 2014-07-23 | 上海工程技术大学 | Multifunctional nursing bed with closestool cushion turning mechanisms |
| CN104027212A (en) * | 2014-06-25 | 2014-09-10 | 汪奕刚 | Smart body cleaning equipment for medical nursing bed |
| CN106473658A (en) * | 2016-11-28 | 2017-03-08 | 东莞市北扬工业设计有限公司 | One kind is new to hold up formula toilet seat |
| CN206616643U (en) * | 2017-03-20 | 2017-11-07 | 南京机电职业技术学院 | A kind of Bluetooth music closestool |
| CN107788897A (en) * | 2017-12-11 | 2018-03-13 | 合肥美青工业设计有限公司 | A kind of closestool of toilet seat automatic open-close |
| CN209048509U (en) * | 2018-08-27 | 2019-07-02 | 浙江新丰医疗器械有限公司 | A kind of nursing bed pedestal pan with turnover mechanism |
-
2018
- 2018-08-27 CN CN201810980439.3A patent/CN109044674A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2284593Y (en) * | 1997-01-28 | 1998-06-24 | 王百海 | Electric toilet |
| CN101485553A (en) * | 2008-01-18 | 2009-07-22 | 德昌电机(深圳)有限公司 | Device for automatically turning cover |
| CN202856322U (en) * | 2012-11-01 | 2013-04-03 | 李飞宇 | Electronic toilet gearbox bidirectional rotation blocking detection mechanism |
| CN103932852A (en) * | 2014-03-28 | 2014-07-23 | 上海工程技术大学 | Multifunctional nursing bed with closestool cushion turning mechanisms |
| CN104027212A (en) * | 2014-06-25 | 2014-09-10 | 汪奕刚 | Smart body cleaning equipment for medical nursing bed |
| CN106473658A (en) * | 2016-11-28 | 2017-03-08 | 东莞市北扬工业设计有限公司 | One kind is new to hold up formula toilet seat |
| CN206616643U (en) * | 2017-03-20 | 2017-11-07 | 南京机电职业技术学院 | A kind of Bluetooth music closestool |
| CN107788897A (en) * | 2017-12-11 | 2018-03-13 | 合肥美青工业设计有限公司 | A kind of closestool of toilet seat automatic open-close |
| CN209048509U (en) * | 2018-08-27 | 2019-07-02 | 浙江新丰医疗器械有限公司 | A kind of nursing bed pedestal pan with turnover mechanism |
Non-Patent Citations (1)
| Title |
|---|
| 宫艺兵等: "《室内装饰材料与施工工艺》", 黑龙江人民出版社, pages: 54 * |
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