CN208607705U - A kind of attendance recorder - Google Patents

A kind of attendance recorder Download PDF

Info

Publication number
CN208607705U
CN208607705U CN201821288642.6U CN201821288642U CN208607705U CN 208607705 U CN208607705 U CN 208607705U CN 201821288642 U CN201821288642 U CN 201821288642U CN 208607705 U CN208607705 U CN 208607705U
Authority
CN
China
Prior art keywords
attendance recorder
cover board
fixed
away
glass cover
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.)
Expired - Fee Related
Application number
CN201821288642.6U
Other languages
Chinese (zh)
Inventor
宫义杰
粘来健
王建亭
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Laiyang Power Supply Co of State Grid Shandong Electric Power Co Ltd
Original Assignee
Laiyang Power Supply Co of State Grid Shandong Electric Power Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Laiyang Power Supply Co of State Grid Shandong Electric Power Co Ltd filed Critical Laiyang Power Supply Co of State Grid Shandong Electric Power Co Ltd
Priority to CN201821288642.6U priority Critical patent/CN208607705U/en
Application granted granted Critical
Publication of CN208607705U publication Critical patent/CN208607705U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a kind of attendance recorders, including attendance recorder ontology, one upper side of attendance recorder ontology is equipped with No.1 fixed rack, the side that No.1 fixed rack is away from the attendance recorder ontology is equipped with No. two fixed racks, several No.1 connection sliding blocks are uniformly connected on the No.1 fixed rack, the utility model passes through setting hothouse and humidifying chamber, when the personnel of checking card are relatively dry or wet on hand, it can be placed a finger on before checking card on corresponding finger pressing plate, starting micro pump and micro air pump can be corresponded to by infrared inductor and opponent's fingering row humidifies or dehumidifying, convenient for checking card, personnel improve the success rate checked card, by the way that movable movable glass cover board and attracting magnet is arranged, movable glass cover board can slid into above fingerprint collecting plate when not in use, blocks dust is fallen into above fingerprint collecting plate, Reducing dust influences fingerprint collecting bring.

Description

A kind of attendance recorder
Technical field
The utility model category attendance recorder technical field, in particular to a kind of attendance recorder.
Background technique
Attendance, as its name suggests, exactly examination is turned out for work, and just obtained by certain mode employee or certain groups, Individual acquires attendance recorder with the development of present science and technology in some specific place and the attendance in the specific period The attendance for carrying out record office worker, without manually being recorded, and the winter that present fingerprint attendance machine is cold in dry day, due to people Finger on it is relatively dry, greatly cause to check card unsuccessfully in degree, while having on moist finger and fingerprint collecting plate Dust, which is also be easy to cause, checks card unsuccessfully, greatly reduces open operating rate, delays the time of user.
Summary of the invention
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of attendance recorder solve existing at present The problem of.
To solve the above-mentioned problems, the utility model provides a kind of technical solution:
A kind of attendance recorder, including attendance recorder ontology, one upper side of attendance recorder ontology is equipped with No.1 fixed rack, described The side that No.1 fixed rack is away from attendance recorder ontology is equipped with No. two fixed racks, uniformly connects on the No.1 fixed rack Several No.1 connection sliding blocks are connected to, several No. two connection sliding blocks are uniformly connected on No. two fixed racks, the No.1 connects It connects sliding block and is away from the side of No.1 fixed rack and be connected with movable glass cover board, the movable glass cover board is away from No.1 company The side for connecing sliding block is connected with No. two connection sliding blocks, and cover board plectrum is connected on the movable glass cover board, and the No.1 is solid Determine sliding rail to be away from the side of movable glass cover board and be equipped with No.1 fixed magnet, the movable glass lid on attendance recorder ontology Side on plate close to No.1 fixed rack is connected with No.1 connecting rope, and the No.1 connecting rope is away from movable glass cover board One end is connected with No.1 connection magnet, and No. two fixed racks are away from the side of movable glass cover board and in attendance recorder ontology No. two fixed magnets are equipped with, the side of close No. two fixed racks is connected with No. two connecting ropes on the movable glass cover board, One end that No. two connecting ropes are away from movable glass cover board is connected with No. two connection magnet, movable glass cover board side And fingerprint collecting plate is equipped on attendance recorder ontology, the side that the fingerprint collecting plate is away from No.1 fixed rack is equipped with drying Room, the side of the hothouse and fingerprint collecting plate lower end be equipped with humidifying chamber.
Preferably, the interior top of the hothouse and humidifying chamber is equipped with infrared inductor, the hothouse and humidification It is correspondingly provided with marking plate below room and on attendance recorder ontology, the side that fingerprint collecting plate is away from the hothouse is equipped with Jet thrust, the side that fingerprint collecting plate is away from the humidifying chamber are equipped with atomizer, and the hothouse and humidifying chamber It is respectively connected with finger pressing plate between inner wall, is equipped with finger putting hole among the finger pressing plate, the hothouse and humidifying chamber It is equipped with connection sliding slot between inner wall, No. three connection sliding blocks, No. three connection sliding blocks are slidably connected on the connection sliding slot Be away from connection sliding slot one end be connected with connecting rod, in the hothouse and humidifying chamber two sides and connection sliding slot lower end connect There is fixed plate, the connecting rod is connected with movable inserted link close to one end of fixed plate, and the activity inserted link is away from connecting rod One end is inserted through fixed plate, wraps around between the connecting rod and fixed plate and in movable inserted link equipped with buffer spring, described Attendance recorder ontology back side upper end two sides are equipped with lanyard card slot, are connected with lanyard between the lanyard card slot, among the lanyard And hanging hole is equipped at the attendance recorder ontology back side.
Preferably, attendance recorder ontology back side inner bottom is equipped with Miniature water pump box, inside the Miniature water pump box Equipped with micro pump, Miniature water pump box upper end is equipped with water tank, and the side that the water tank is away from Miniature water pump box is set There is a water injection hole, the micro pump side and be internally connected with No.1 connection water pipe in Miniature water pump box, the No.1 connects water One end that pipe is away from micro pump passes through Miniature water pump box and is connected with water tank, and the micro pump is away from No.1 connection One end of water pipe is connected with No. two connection water pipes, and one end that No. two connections water pipe is away from micro pump passes through micro pump Case is on the outside of Miniature water pump box, Miniature water pump box side and micro air pump, institute is equipped with inside the attendance recorder ontology back side It states between Miniature water pump box and micro air pump and is equipped with controller, attendance recorder ontology side inside the attendance recorder ontology back side No. three fixed magnets and No. four fixed magnets are uniformly connected on face.
Preferably, movable glass cover board upper end is slidably connected by No.1 connection sliding block and No.1 fixed rack, Movable glass cover board lower end is slidably connected by No. two connection sliding blocks and No. two fixed racks.
Be interconnected preferably, the atomizer connect water pipe with No. two, the jet thrust and micro air pump it is defeated Outlet is connected.
Preferably, the outlet of the jet thrust and atomizer is in surface.
Preferably, the infrared inductor and controller are electrically connected, the controller and micro pump and miniature gas Pump is electrically connected.
Preferably, the model HC-SR501 of the infrared inductor.
The utility model has the beneficial effects that a kind of attendance recorder of the utility model, by setting hothouse and humidifying chamber, when beating When card personnel are relatively dry or wet on hand, it can be placed a finger on before checking card on corresponding finger pressing plate, by infrared Inductor can correspond to starting micro pump and micro air pump and opponent's fingering row humidifies or dehumidifying, improve and check card convenient for the personnel that check card Success rate, by the way that movable movable glass cover board and attracting magnet is arranged, when not in use can be by movable glass lid Plate slides into above fingerprint collecting plate, and blocks dust is fallen into above fingerprint collecting plate, reduces dust to fingerprint collecting bring shadow It rings, the utility model structure novel, operation is easy to operate, and substantially increases the work service efficiency of attendance recorder.
Detailed description of the invention:
The present invention is described in detail by the following detailed description and drawings for ease of explanation,.
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the working state structure schematic diagram of the utility model;
Fig. 3 is the backside structure schematic cross-sectional view of the utility model;
Fig. 4 is enlarged structure schematic diagram at the A of the utility model.
In figure: 1, attendance recorder ontology;2, No.1 fixed rack;3, No.1 connection sliding block;4, No.1 connecting rope;5, No.1 connects Connect magnet;6, No.1 fixed magnet;7, No. two fixed racks;8, No. two connection sliding blocks;9, No. two connecting ropes;10, controller; 11, No. two connection magnet;12, No. two fixed magnets;13, No. three fixed magnets;14, fingerprint collecting plate;15, hothouse;16, add Moist chamber;17, jet thrust;18, atomizer;19, infrared inductor;20, No. four fixed magnets;21, marking plate;22, mobile glass Glass cover board;23, cover board plectrum;24, Miniature water pump box;25, micro pump;26, No.1 connects water pipe;27, No. two connection water pipes; 28, water tank;29, water injection hole;30, micro air pump;31, lanyard card slot;32, lanyard;33, hanging hole;34, finger pressing plate;35, hand Refer to putting hole;36, sliding slot is connected;37, No. three connection sliding blocks;38, connecting rod;39, movable inserted link;40, buffer spring;41, solid Fixed board.
Specific embodiment:
As shown in Figs 1-4, present embodiment uses following technical scheme: a kind of attendance recorder, including attendance recorder ontology 1,1 one upper side of attendance recorder ontology is equipped with No.1 fixed rack 2, and the fixed cunning of No.1 is away from the attendance recorder ontology 1 The side of rail 2 is equipped with No. two fixed racks 7, is uniformly connected with several No.1 connection sliding blocks 3, institute on the No.1 fixed rack 2 It states and is uniformly connected with several No. two connection sliding blocks 8 on No. two fixed racks 7, the No.1 connection sliding block 3 is away from No.1 and fixes The side of sliding rail 2 is connected with movable glass cover board 22, the movable glass cover board 22 be away from the side of No.1 connection sliding block 3 with No. two connection sliding blocks 8 are connected, and cover board plectrum 23 is connected on the movable glass cover board 22, and the No.1 fixed rack 2 is remote From in the side of movable glass cover board 22 and on attendance recorder ontology 1 be equipped with No.1 fixed magnet 6, the movable glass cover board 22 The upper side close to No.1 fixed rack 2 is connected with No.1 connecting rope 4, and the No.1 connecting rope 4 is away from movable glass cover board 22 one end is connected with No.1 connection magnet 5, and No. two fixed racks 7 are away from the side of movable glass cover board 22 and are examining Diligent machine ontology 1 is equipped with No. two fixed magnets 12, connects on the movable glass cover board 22 close to the side of No. two fixed racks 7 There are No. two connecting ropes 9, one end that No. two connecting ropes 9 are away from movable glass cover board 22 is connected with No. two connection magnet 11, 22 side of movable glass cover board and fingerprint collecting plate 14 is equipped on attendance recorder ontology 1, the fingerprint collecting plate 14 is separate It is equipped with hothouse 15 in the side of No.1 fixed rack 2, the side of the hothouse 15 and is equipped in 14 lower end of fingerprint collecting plate Humidifying chamber 16.
Wherein, the interior top of the hothouse 15 and humidifying chamber 16 is equipped with infrared inductor 19,15 He of hothouse It is correspondingly provided with marking plate 21 below humidifying chamber 16 and on attendance recorder ontology 1, is away from fingerprint collecting in the hothouse 15 The side of plate 14 is equipped with jet thrust 17, and the side that fingerprint collecting plate 14 is away from the humidifying chamber 16 is equipped with atomizer 18, And finger pressing plate 34 is respectively connected between the hothouse 15 and the inner wall of humidifying chamber 16, hand is equipped among the finger pressing plate 34 Refer to putting hole 35, be equipped between the hothouse 15 and the inner wall of humidifying chamber 16 and connect sliding slot 36, on the connection sliding slot 36 No. three connection sliding blocks 37 are slidably connected, one end that No. three connection sliding blocks 37 are away from connection sliding slot 36 is connected with connecting rod 38, two sides and fixed plate 41, the connecting rod 38 are connected in connection 36 lower end of sliding slot in the hothouse 15 and humidifying chamber 16 It is connected with movable inserted link 39 close to one end of fixed plate 41, one end that the activity inserted link 39 is away from connecting rod 38 is inserted through solid Fixed board 41 wraps around between the connecting rod 38 and fixed plate 41 and in movable inserted link 39 equipped with buffer spring 40, described to examine Diligent 1 back side upper end two sides of machine ontology are equipped with lanyard card slot 31, and lanyard 32, the lanyard are connected between the lanyard card slot 31 Hanging hole 33 is equipped among 32 and at 1 back side of attendance recorder ontology.
Wherein, 1 back side inner bottom of attendance recorder ontology is equipped with Miniature water pump box 24, inside the Miniature water pump box 24 Equipped with micro pump 25,24 upper end of Miniature water pump box is equipped with water tank 28, and the water tank 28 is away from Miniature water pump box 24 side is internally connected with No.1 connection water pipe equipped with water injection hole 29,25 side of micro pump and in Miniature water pump box 24 26, one end that the No.1 connection water pipe 26 is away from micro pump 25 passes through Miniature water pump box 24 and is connected with water tank 28, One end that the micro pump 25 is away from No.1 connection water pipe 26 is connected with No. two connection water pipes 27, No. two connections water pipe 27 one end for being away from micro pump 25 pass through Miniature water pump box 24 and are in 24 outside of Miniature water pump box, the Miniature water pump box 24 Side and inside 1 back side of attendance recorder ontology be equipped with micro air pump 30, between the Miniature water pump box 24 and micro air pump 30 and It is equipped with controller 10 inside 1 back side of attendance recorder ontology, is uniformly connected with No. three fixed magnetic on 1 one side of attendance recorder ontology Iron 13 and No. four fixed magnets 20.
Wherein, 22 upper end of movable glass cover board is slidably connected by No.1 connection sliding block 3 with No.1 fixed rack 2, 22 lower end of movable glass cover board is slidably connected by No. two connection sliding blocks 8 with No. two fixed racks 7.
Wherein, the atomizer 18 connect water pipe 27 with No. two and is interconnected, the jet thrust 17 and micro air pump 30 Output end be connected.
Wherein, right above the outlet of the jet thrust 17 and atomizer 18 is in.
Wherein, the infrared inductor 19 is electrically connected with controller 10, the controller 10 and micro pump 25 and micro- Type air pump 30 is electrically connected.
Wherein, the model HC-SR501 of the infrared inductor 19.
It is specific: the utility model when in use, if the finger for the personnel that check card is sometimes in dry autumn and winter Can drying extremely, can at this time be placed a finger on before checking card in humidifying chamber 16 on corresponding finger pressing plate 34, pass through correspondence Infrared inductor 19 can start micro pump 25, micro pump 25 is extracted water out by several connection water pipes out of water tank 28 Atomizer 18 is flowed into, 18 opponent's fingering row of atomizer is wet, then places a finger on fingerprint collecting plate 14 and check card, if It checks card and moistens comparing on hand for personnel, corresponding finger pressing plate 34 in hothouse 15 can be at this time placed a finger on before checking card On, micro air pump 30 can be started by corresponding infrared inductor 19, micro air pump 30 passes through jet thrust 17 and opponent's fingering row Dehumidifying, can increase the success rate that the personnel of checking card check card by both methods, when not in use can be by movable glass cover board 22 14 top of fingerprint collecting plate is slid on the slide rail, magnet 5 and No. two connection magnet 11 is connected by No.1, magnetropism is connected No. three fixed magnets 13 and No. four fixed magnets 20 fix movable glass cover board 22, and blocks dust is fallen on fingerprint collecting plate 14 Face, reducing dust influences fingerprint collecting bring, and the utility model structure novel, operation is easy to operate, substantially increases and examine The work service efficiency of diligent machine.
The basic principles and main features of the present invention and the advantages of the present invention, current row has been shown and described above The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention, the utility model Claimed range is defined by the appending claims and its equivalent thereof.

Claims (8)

1. a kind of attendance recorder, including attendance recorder ontology (1), it is characterised in that: (1) one upper side of attendance recorder ontology is equipped with one Number fixed rack (2), the side that No.1 fixed rack (2) is away from the attendance recorder ontology (1) are equipped with No. two fixed racks (7), several No.1 connection sliding blocks (3) are uniformly connected on the No.1 fixed rack (2), on No. two fixed racks (7) Several No. two connection sliding blocks (8) are uniformly connected with, the No.1 connection sliding block (3) is away from the side of No.1 fixed rack (2) It is connected with movable glass cover board (22), the movable glass cover board (22) is away from the side of No.1 connection sliding block (3) and No. two Connection sliding block (8) is connected, and is connected with cover board plectrum (23) on the movable glass cover board (22), the No.1 fixed rack (2) it is away from the side of movable glass cover board (22) and is equipped with No.1 fixed magnet (6) on attendance recorder ontology (1), the shifting Side on dynamic glass cover-plate (22) close to No.1 fixed rack (2) is connected with No.1 connecting rope (4), the No.1 connecting rope (4) one end for being away from movable glass cover board (22) is connected with No.1 connection magnet (5), and No. two fixed racks (7) are separate In movable glass cover board (22) side and on attendance recorder ontology (1) be equipped with No. two fixed magnets (12), the movable glass Side on cover board (22) close to No. two fixed racks (7) is connected with No. two connecting ropes (9), and No. two connecting ropes (9) are separate No. two connection magnet (11) are connected in one end of movable glass cover board (22), movable glass cover board (22) side and are being examined Diligent machine ontology (1) is equipped with fingerprint collecting plate (14), and the fingerprint collecting plate (14) is away from the side of No.1 fixed rack (2) Equipped with hothouse (15), the side of the hothouse (15) and fingerprint collecting plate (14) lower end be equipped with humidifying chamber (16).
2. a kind of attendance recorder according to claim 1, it is characterised in that: the hothouse (15) and humidifying chamber (16) it is interior Top is equipped with infrared inductor (19), below the hothouse (15) and humidifying chamber (16) and equal on attendance recorder ontology (1) It being correspondingly provided with marking plate (21), the side that fingerprint collecting plate (14) is away from the hothouse (15) is equipped with jet thrust (17), The side that fingerprint collecting plate (14) is away from the humidifying chamber (16) is equipped with atomizer (18), and the hothouse (15) and It is respectively connected between the inner wall of humidifying chamber (16) finger pressing plate (34), finger putting hole is equipped among the finger pressing plate (34) (35), connection sliding slot (36), the connection sliding slot (36) are equipped between the hothouse (15) and the inner wall of humidifying chamber (16) On slidably connect No. three connection sliding blocks (37), No. three connection sliding blocks (37) are away from one end connection of connection sliding slot (36) Have connecting rod (38), the hothouse (15) and the interior two sides of humidifying chamber (16) and is connected with fixed plate in connection sliding slot (36) lower end (41), the connecting rod (38) is connected with movable inserted link (39) close to the one end of fixed plate (41), and the activity inserted link (39) is remote It is inserted through fixed plate (41) from one end of connecting rod (38), is inserted between the connecting rod (38) and fixed plate (41) and in activity Bar (39) is wrapped around equipped with buffer spring (40), and attendance recorder ontology (1) back side upper end two sides are equipped with lanyard card slot (31), it is connected with lanyard (32) between the lanyard card slot (31), the lanyard (32) is intermediate and at attendance recorder ontology (1) back side Equipped with hanging hole (33).
3. a kind of attendance recorder according to claim 1, it is characterised in that: attendance recorder ontology (1) back side inner bottom Equipped with Miniature water pump box (24), micro pump (25) are equipped with inside the Miniature water pump box (24), the Miniature water pump box (24) Upper end is equipped with water tank (28), and the side that the water tank (28) is away from Miniature water pump box (24) is equipped with water injection hole (29), institute It states micro pump (25) side and is internally connected with No.1 connection water pipe (26) in Miniature water pump box (24), the No.1 connects water One end that pipe (26) is away from micro pump (25) passes through Miniature water pump box (24) and is connected with water tank (28), the Miniature water One end that pump (25) is away from No.1 connection water pipe (26) is connected with No. two connection water pipes (27), No. two connection water pipes (27) The one end for being away from micro pump (25) passes through Miniature water pump box (24) and is on the outside of Miniature water pump box (24), the micro pump Case (24) side and micro air pump (30) are equipped with inside attendance recorder ontology (1) back side, the Miniature water pump box (24) and miniature Controller (10) are equipped between air pump (30) and inside attendance recorder ontology (1) back side, on attendance recorder ontology (1) one side Uniformly it is connected with No. three fixed magnets (13) and No. four fixed magnets (20).
4. a kind of attendance recorder according to claim 1, it is characterised in that: movable glass cover board (22) upper end passes through one Number connection sliding block (3) is slidably connected with No.1 fixed rack (2), and movable glass cover board (22) lower end passes through No. two connections cunnings Block (8) is slidably connected with No. two fixed racks (7).
5. a kind of attendance recorder according to claim 2, it is characterised in that: the atomizer (18) connect water pipe with No. two (27) it is interconnected, the jet thrust (17) is connected with the output end of micro air pump (30).
6. a kind of attendance recorder according to claim 2, it is characterised in that: the jet thrust (17) and atomizer (18) Right above outlet is in.
7. a kind of attendance recorder according to claim 2, it is characterised in that: the infrared inductor (19) and controller (10) It is electrically connected, the controller (10) and micro pump (25) and micro air pump (30) are electrically connected.
8. a kind of attendance recorder according to claim 2, it is characterised in that: the model HC- of the infrared inductor (19) SR501。
CN201821288642.6U 2018-08-10 2018-08-10 A kind of attendance recorder Expired - Fee Related CN208607705U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821288642.6U CN208607705U (en) 2018-08-10 2018-08-10 A kind of attendance recorder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821288642.6U CN208607705U (en) 2018-08-10 2018-08-10 A kind of attendance recorder

Publications (1)

Publication Number Publication Date
CN208607705U true CN208607705U (en) 2019-03-15

Family

ID=65679197

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821288642.6U Expired - Fee Related CN208607705U (en) 2018-08-10 2018-08-10 A kind of attendance recorder

Country Status (1)

Country Link
CN (1) CN208607705U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109345653A (en) * 2018-08-10 2019-02-15 国网山东省电力公司莱阳市供电公司 A kind of attendance recorder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109345653A (en) * 2018-08-10 2019-02-15 国网山东省电力公司莱阳市供电公司 A kind of attendance recorder

Similar Documents

Publication Publication Date Title
CN208607705U (en) A kind of attendance recorder
CN205641815U (en) Portable plant specimen quick drying device
CN109345653A (en) A kind of attendance recorder
CN209722141U (en) The microbial culture dish for having temperature and humidity environmental Kuznets Curves and camera function
CN215002605U (en) Matrimony vine processing draws strorage device
CN207103378U (en) A kind of intelligent special ventilation equipment in exhaust laboratory
CN207509424U (en) Contiuum type multistation timber stoving system
CN209512358U (en) A kind of multi-functional experimental animal carcass storage device
CN107508150A (en) A kind of switch cubicle dehumidification system
CN208568473U (en) A kind of mobile phone quality testing jig
CN212081819U (en) Heat energy cyclic utilization's timber drying device
CN208269619U (en) A kind of timber floor water removal device
CN208416010U (en) A kind of far infrared sauna room convenient to use
CN202720530U (en) Device capable of realizing low-temperature and high-moisture requirement of incubator
CN209027174U (en) A kind of nitrogen charging controlled-atmosphere preservation system and cryopreservation equipment
CN208297211U (en) A carbon dioxide check out test set for house
CN208474111U (en) Helical-lobe compressor air inlet cooling, denoising device
CN208141465U (en) Portable human resources Work attendance device
CN207780617U (en) High-and-low temperature humid heat test box multipurpose press Force control system
CN207635531U (en) A kind of bathroom air interchanger
CN206535393U (en) Cell direct drinking fountain with dehydrating unit
CN219123066U (en) Non-encapsulated dry type power transformer winding heat dissipation device
CN201944953U (en) Novel cold and warm sterilization fan
CN109795256A (en) A kind of oil painting quick drying device
CN205997608U (en) A kind of dust collecting eraser being applied to normal blackboard brush

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: 20190315

Termination date: 20210810

CF01 Termination of patent right due to non-payment of annual fee