CN109834681A - Tool case with drag bar - Google Patents
Tool case with drag bar Download PDFInfo
- Publication number
- CN109834681A CN109834681A CN201711226059.2A CN201711226059A CN109834681A CN 109834681 A CN109834681 A CN 109834681A CN 201711226059 A CN201711226059 A CN 201711226059A CN 109834681 A CN109834681 A CN 109834681A
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- China
- Prior art keywords
- pull rod
- sides
- fixing plate
- central axes
- guide fixing
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Abstract
The invention discloses tool case with drag bar, including left and right two castor that cabinet, case lid, box fastener, handle and bottom lower part two corners end are connected and fixed by fastened by screw, and and the Telescopic drawing-rod device that is connected and fixed by fastened by screw of tank floor.Left and right two castor is made of the runner that bracket and activity are fixed on bracket.The Telescopic drawing-rod device includes guide fixing plate and forms with the pull rod of the interspersed connection of guide fixing plate.The Telescopic drawing-rod device structure of tool case with drag bar connection of the present invention is designed as flat, it is mounted on tool box body outer bottom in parallel, securely with cabinet mating, shape seems beautiful, and the smooth of tool box inner bottom surface is maintained, improve the using effect in tool box.Meanwhile pull rod pull-out is protruded into conveniently when in use, the distortion power of receiving is big, improves the service life of tool case with drag bar.
Description
Technical field
The present invention relates to a kind of tool boxes, particularly relate to tool case with drag bar.
Background technique
Tool case with drag bar can walk in tow when people go out and carry, have the advantages that facilitate it is simple and direct and laborsaving, and its
Box volume is larger can to hold more tool and article, so, it has obtained widely making when people go out production operation
With.Existing tool case with drag bar, the pull rod device of cabinet side setting connection is the same as our conventionally used travel draw-bar boxes
Pull rod device is essentially identical, including a knob handle, is connected with telescope pull rod at the both ends of knob handle, two casings are drawn
The other end of bar protrudes into cabinet side inner surface and fixes with cabinet, if Chinese invention patent application number is 201210274037.4 public
" a kind of trolley case " opened, for the structure type of pull rod just with above-mentioned identical, the lower part of two set tubular ties is fixed on cabinet
Side inner surface protrudes from cabinet interior bottom surface, causes cabinet interior bottom surface out-of-flatness, influences using effect.To make case
Internal portion keeps smooth, and another way is will to cover tubular tie to be fixed on one side external surface of cabinet, but fixed bracket and casing are drawn
Bar bottom exposed is in one side external surface of cabinet, it appears that influences beautiful.Above-mentioned pull rod device is on tool box in use, except depositing
Outside problem above, still another shortcoming is that: since tool box is mostly used to place metal tools etc. compared with heavy articles, when use
The distortion power generated in cabinet drawing process is also larger, and telescopic sleeve pull rod is telescopically connected to head in the work by larger distortion power
Under, tends to generate abrasion loosening and damage ahead of time, directly affect the service life of tool case with drag bar.
Summary of the invention
The technical problem to be solved by the present invention is in view of the deficiencies of the prior art, and a kind of setting is provided and is connected with plate
The tool case with drag bar of the Telescopic drawing-rod device of formula structure.
The technical scheme adopted by the invention is that: tool case with drag bar, including cabinet, case lid, box fastener, handle and cabinet bottom table
Left and right two castor that face lower part two corners end is connected and fixed by fastened by screw, and be connected and fixed with tank floor by fastened by screw
Telescopic drawing-rod device.Left and right two castor is made of the runner that bracket and activity are fixed on bracket, and feature exists
In: the Telescopic drawing-rod device includes guide fixing plate and interts the pull rod of connection with guide fixing plate；The guiding
The upper surface central axes two sides of fixed plate are equipped with symmetrical two parallel guiding raised lines, in the two parallel guiding corresponding insides of raised line
Both ends are equipped with deflector apron and upper end is equipped with the positioning lip thickeied；It is equipped with an opening in guide fixing plate upper end, opening
Bottom edge is equipped with open slot along central axes two sides, middle part is equipped with position-stopping plate, and position-stopping plate head end is equipped with positioning plush copper and stirs tongue；?
Guide fixing plate lower end two sides be equipped with it is always open, bottom edge be equipped with stop bit plate washer；It is equipped in guide fixing plate central axes two sides
Edge band, one end head of edge band and guiding one end head of raised line are equipped with hush panel；In the upper surface edge band of guide fixing plate
The upper surface lower end on top, lower part and guide fixing plate between guiding raised line is equipped with the band of symmetrical central axes two sides distribution
The fixation cylinder of counterbore, counterbore center are equipped with through-hole.The pull rod is in tabular, is equipped in the upper head two sides of pull rod convex
Angle, pull rod upper end are equipped with an aperture, and aperture top is equipped with knob handle, a positioning through hole are equipped in the lower end of pull rod, by fixed
The end of position through-hole two sides is equipped with two interior angles square aperture in the arc-shaped, and the lower end two sides of pull rod, which are equipped with, to be protruded outward
It is oriented to foot, is equipped with the guide edge lower than pull rod upper surface in pull rod central axes two sides.Two upper lateral part of cradle bottom surface plate
Equipped with two support leg items, it is equipped with positioning flanging in cradle bottom surface plate a side, sets that there are two counterbores, heavy in cradle bottom surface board bottom face
The center in hole is equipped with through-hole.The bottom is equipped with the stationary positioned cylinder of symmetrical central axes two sides distribution, in cabinet
Bottom surface lower part two corners end is respectively equipped with castor fixed column.
The upper surface of the guide fixing plate is equipped with equilateral strip centre pilot convex block, central axes two along central axes
Side is equipped with symmetrical two equilateral strip side guiding projections, thus at the upper surface two sides same center of guiding projection of guide fixing plate
Two guiding grooves are formed between guiding projection.
The lower surface of the pull rod along central axes be equipped with equilateral strip centre pilot slot, central axes two sides be equipped with pair
The two equilateral strip side guide grooves claimed are oriented to raised line to form two guiding raised lines along central axes in the lower surface of pull rod
One end be equipped with sealing block, in side guide groove with pull rod two sides be equipped with two parallel guiding convex ribs.
The middle part of the stop bit plate washer is equipped with positioning plate washer.
The rectangle positioning groove of bottom end opening is equipped among the upper surface lower end of the pull rod.
The position-stopping plate lower surface is equipped with two Jia Qiang Tu Zhu along central axes two sides.
The aperture sides of the knob handle and top side side are set as arc-shaped, the middle part place of shaking hands lower surface and are equipped with to thicken
Convex block.
The guide fixing plate lower surface both ends central axes two sides are equipped with convex foot.
The bottom panel upper surface that the cradle bottom surface board bottom face corresponds to counterbore center is set there are two the cylinder with counterbore
Body.
Compared with the prior art, the advantages of the present invention are as follows: first is that the Telescopic drawing-rod device due to plate armature is
It is fixed on tool box body outer bottom in parallel, stronger with cabinet mating, shape seems beautiful, and maintains in tool box
Portion bottom surface it is smooth, improve the using effect in tool box.Second is that the pull rod of Telescopic drawing-rod device is that flat plate shape arrangement is worn
Slotting activity is fixed in guide fixing plate, is pulled out when use and is protruded into conveniently, and plate pull rod be molded by highstrenghtpiston it is whole
Molding, transversal cross-section is larger, and the distortion power that when use can bear is also big, improves the service life of tool case with drag bar.
Detailed description of the invention
Fig. 1 is stereoscopic schematic diagram of the invention.
Fig. 2 is the stereoscopic schematic diagram that pull rod device and cabinet of the invention are decomposed.
Fig. 3 is the sectional perspective schematic diagram of castor and cabinet engaging portion of the invention.
Fig. 4 is the stereoscopic schematic diagram that Fig. 3 is decomposed.
Fig. 5 is the perspective exploded view of the upper surface of pull rod device of the invention upward.
Fig. 6 is the face-up perspective exploded view of the following table of pull rod device of the invention.
Fig. 7 is the upper surface orthographic projection view of pull rod device of the invention.
Fig. 8 is the A-A of Fig. 7 to enlarged cross-sectional view.
Fig. 9 is the B-B direction enlarged cross-sectional view of Fig. 7.
Figure 10 is the partial perspective cutaway view of pull rod device of the invention when pull rod is drawn out to no-fix state.
Figure 11 is the partial perspective cutaway view of pull rod device of the invention when pull rod is drawn out to positioning states.
Figure 12 is stereoscopic schematic diagram when pull rod when in use of the invention pulls out state.
Specific embodiment
The embodiment of the present invention is described in further detail with reference to the accompanying drawing.
Referring to shown in Fig. 1~Figure 11, tool case with drag bar, including cabinet 1, case lid 2,1 bottom surface of box fastener 3, handle 6 and cabinet
Left and right two castor 4 that lower part two corners end is connected and fixed by fastened by screw, and be connected and fixed with 1 bottom surface of cabinet by fastened by screw
Telescopic drawing-rod device 5.
Left and right two castor 4 is made of the runner 42 that bracket 41 and activity are fixed on bracket 41,41 bottom surface of bracket
Board bottom face set there are two counterbore 45, counterbore 45 center be equipped with through-hole 46, the bottom panel upper surface corresponding to 45 center of counterbore is set
There are two the cylindrical bodies 47 with counterbore, are equipped with two support leg items 43 in 41 bottom panel of bracket, two upper lateral part.In 41 bottom panel of bracket
A side is equipped with positioning flanging 44, and left and right two castors, 4 structure direction is opposite.
The Telescopic drawing-rod device 5 includes guide fixing plate 51 and the pull rod with the interspersed connection of guide fixing plate 51
52, guide fixing plate 51 and pull rod 52 are by highstrenghtpiston's injection molding.
The upper surface of the guide fixing plate 51 is equipped with equilateral strip centre pilot convex block 61, axis along central axes
Line two sides are equipped with symmetrical two equilateral strip side guiding projections 62, thus convex in the upper surface two sides of guide fixing plate 51 guiding
Block 62 is the same as two guiding grooves 66 of formation between centre pilot convex block 61.It is set in the upper surface central axes two sides of guide fixing plate 51
There are symmetrical two parallel guiding raised lines 64, is equipped with four pieces of deflector aprons at the both ends of the two parallel guiding corresponding insides of raised line 64
641 and upper end be equipped with the positioning lip 642 thickeied, by the two parallel guiding corresponding medial surfaces of raised line 64 with guide fixing plate 51
Upper surface and position lip 642 medial surface form guide chute 72.An opening, opening are equipped in 51 upper end of guide fixing plate
Bottom edge along central axes two sides be equipped with open slot 67, middle part be equipped with position-stopping plate 68,68 head end of position-stopping plate be equipped with positioning 681 He of plush copper
Stir tongue 682.Always open 69 are equipped in 51 lower end two sides of guide fixing plate, bottom edge is equipped with stop bit plate washer 70, stop bit plate washer
70 middle part is equipped with positioning plate washer 71.Edge band 63,63 1 end of edge band are equipped in 51 central axes two sides of guide fixing plate
Portion and guiding 64 1 end head of raised line are equipped with hush panel 65.In the upper surface edge band 63 and guiding raised line 64 of guide fixing plate 51
Between top, lower part and guide fixing plate 51 upper surface lower end be equipped with eight symmetrical central axes two sides distributions with counterbore
Fixation cylinder 73, counterbore center be equipped with through-hole 74.Above-mentioned guiding raised line 64, edge band 63, stop bit plate washer 70, plush copper 681
Upper surface of the upper surface apart from guide fixing plate 51 dimensional height it is identical；The lower surface of the guide fixing plate 51 is corresponding
Eight counterbores 75 are equipped in 74 position of central through hole for eight fixed cylinders 73 that upper surface is set.In the following table of guide fixing plate 51
Through-hole 76 is demoulded there are five face corresponds to the positioning plate washer 71 of upper surface, 641 position of deflector apron is set.In position-stopping plate 68 along axis
Line two sides are equipped with two Jia Qiang Tu Zhu 77.Squared counter bore is convex there are four setting in 51 lower surface both ends central axes two sides of guide fixing plate
Foot 78, the height of convex foot are 2.5~5mm, and wall thickness is 4~5mm, and quadrangle is in solid arc, and the convex foot 78 of counterbore is also possible to circular
Or without counterbore, play the role of support leg in use, lying on ground or workbench in tool box.
The pull rod 52 is in tabular, is equipped with salient angle 87 in the upper head two sides of pull rod 52,52 upper end of pull rod is equipped with
One rectangle aperture 86,86 top of aperture are equipped with knob handle 88, and the aperture sides of knob handle 88 and top side side are set as arc-shaped, in
The lower surface at the place of shaking hands, portion is equipped with the convex block 89 thickened, the grip feeling of hand when being used with increasing, the upper and lower surfaces and two for handle 88 of shaking hands
The surface of salient angle 87 is equipped with craftsmanship groove, to increase aesthetic feeling.It is equipped with a rectangle positioning through hole 90 in the lower end of pull rod 52,
Two interior angles square aperture 91 in the arc-shaped is equipped with by the end of 90 two sides of rectangle positioning through hole, among the lower end of pull rod 52
Rectangle positioning groove 95 equipped with bottom end opening, the lower end two sides of pull rod 52 are equipped with the guiding foot 92 protruded outward.?
The upper surface central axes two sides of pull rod 52 are equipped with symmetrical two equilateral long striped grooves 93, central axes two sides are equipped with and are lower than pull rod
The guide edge 94 of 52 2~4mm of upper surface, practical value should be greater than the thickness of above-mentioned deflector apron 641；Under the pull rod 52
Surface is equipped with equilateral strip centre pilot slot 81 along central axes, central axes two sides are equipped with symmetrical two equilateral strip sides and lead
To slot 82, to form two guiding raised lines 83 along central axes in the lower surface of pull rod 52, one end of guiding raised line 83 is equipped with envelope
Buccal mass 85, in side, guide groove 82 is equipped with two parallel guiding convex ribs 84 with 52 two sides of pull rod.
1 bottom surface of cabinet is equipped with the stationary positioned cylinder 11 of eight symmetrical central axes two sides distributions, eight fixations
Eight consolidating with counterbore being arranged on the center of the distribution of positioning cylinder 11 and the guide fixing plate 51 of Telescopic drawing-rod device 5
Determine that 73 center of cylinder is corresponding, the diameter selection of stationary positioned cylinder 11 and the counterbore of fixed cylinder 73 slide and match
It closes, after height dimension selection is connected according to 11 top surface of stationary positioned cylinder with the top surface of fixed cylinder 73, guide fixing plate 51
63 top surface of edge band of upper surface can be connected with 1 bottom surface of cabinet to be advisable.It is set respectively at 1 bottom surface lower part two corners end of cabinet
There are two castor fixed columns 12.
Assembly connection of the guide fixing plate 51 of Telescopic drawing-rod device 5 with pull rod 52: it as shown in Fig. 7~Fig. 9, will first draw
The lower surface of bar 52 corresponds to 51 upper surface of guide fixing plate, and then, the lower end of pull rod 52 92 two-side alignment of foot head-oriented is led
To at the notch C between the upper end deflector apron 641 and positioning lip 642 of 51 upper surface of fixed plate, the lower end of pull rod 52
Portion can be put into the guide chute of two parallel 64 insides of guiding raised line, and pull rod 52 can be inserted by the handle of pushing drawing rod 52 leads
Into fixed plate 51.At this point, the centre pilot convex block 61 being arranged on above-mentioned 51 upper surface of guide fixing plate, guiding groove 66,
Side guiding projection 62, guide chute 72 respectively be arranged on the lower surface of pull rod 52 centre pilot slot 81, guiding raised line 83, side
The deflector apron that guide groove 82, guiding 84 corresponding matching of convex ribs are flexibly connected, and are arranged by the upper surface of guide fixing plate 51
641, plate washer 71 is positioned, 52 activity of pull rod is fixed positioned in 51 upper surface of guide fixing plate by positioning plush copper 681, completion pull rod
The assembly of device, whole process are simple and convenient.
Assembly connection of the box body of draw-bar box 1 with Telescopic drawing-rod device 5, castor 4:, will be scalable as shown in FIG. 1 to FIG. 5
Fixation cylinder 73 of eight be arranged in the guide fixing plate 51 of pull rod device 5 with counterbore and 1 bottom surface of cabinet setting eight
After the contraposition connection of stationary positioned cylinder 11, fastened by the screw 7 of eight big head cap, can be realized Telescopic drawing-rod device 5 and
The smooth firm connection of 1 bottom surface of cabinet.Then by two be arranged on the bracket 41 of left and right castor 4 band counterbore cylindrical bodies 47
After two castor fixed columns 12 contraposition connection of 1 bottom surface lower part two corners end of cabinet setting, by the thumb screw 8 of four big head cap
Fastening, at this point, the positioning flanging 44 of 41 bottom panel a side of bracket setting combines to form positioning and guiding with 1 bottom surface of cabinet
Slot is connected to each other with the guide chute 72 of guide fixing plate 51, can be arranged on the pull rod 52 to above-mentioned insertion guide fixing plate 51
Guiding 92 two sides activity orientation of foot is fixed, and can effectively avoid left and right swing of the pull rod on cabinet.
Tool case with drag bar of the present invention is when in use: as shown in Figure 10~Figure 12, if pull rod 52 is connected from same cabinet 1
Telescopic drawing-rod device 5 guide fixing plate 51 on pull out, as long as stirred downwards with finger 68 head end of position-stopping plate setting dial
Dynamic tongue 682 can make to position the disengaging of plush copper 681 to the position-limiting action of pull rod 52, as shown in Figure 10, when pull rod 52 is drawn out to it
When alignment positioning 681 position of plush copper of positioning through hole 90 of lower end setting, the elastic reset effect that position-stopping plate 68 generates will be determined
Position plush copper 681 is pushed into positioning through hole 90, fixes the positioning of pull rod 52, as shown in figure 11.If pull rod 52 from pull out shape
State is restored to insert state, as long as pressing above-mentioned reverse operating.In upset operation, when such as pulling out pull rod 52, to setting aside
It is dynamic to stir tongue 682 and do not put, when the positioning through hole 90 on pull rod 52 being made to have crossed the position of positioning plush copper 681, further pulls out and draw
Bar 52, then 92 upper surface of guiding foot being arranged on pull rod 52 is the same as the 642 lower end surface phase of positioning lip being arranged in guide fixing plate 51
It touches, pull rod 52 is prevented to pull out.
The equipped pull rod device of tool case with drag bar of the present invention is not only applicable to tool box, is also applied for other purposes cabinets
Combination it is equipped, such as travel draw-bar box, luggage trolley case, so, to the pull rod device for being equipped with tool case with drag bar of the present invention
Combination with other purposes cabinets is equipped, and according to the disclosure and teachings of the above specification, to some modifications of the invention and
Change should also be as falling into the protection scope of the claims in the present invention.
Claims (9)
1. tool case with drag bar, including cabinet (1), case lid (2), box fastener (3), handle (6) and cabinet (1) bottom surface lower part two corners end
Left and right two castor (4) being connected and fixed by fastened by screw, and stretched with cabinet (1) bottom surface by what fastened by screw was connected and fixed
Contracting pull rod device (5), left and right two castor (4) are fixed on the runner (42) on bracket (41) by bracket (41) and activity
Composition, it is characterised in that:
The Telescopic drawing-rod device (5) includes guide fixing plate (51) and the pull rod with guide fixing plate (51) interspersed connection
(52)；
The upper surface central axes two sides of the guide fixing plate (51) are equipped with symmetrical two parallel guiding raised line (64), flat two
The both ends of row guiding raised line (64) corresponding inside are equipped with deflector apron (641) and upper end is equipped with the positioning lip thickeied
(642)；Be equipped with an opening in guide fixing plate (51) upper end, the bottom edge of opening along central axes two sides be equipped with open slot (67), in
Portion is equipped with position-stopping plate (68), and position-stopping plate (68) head end is equipped with positioning plush copper (681) and stirs tongue (682)；In guide fixing plate
(51) lower end two sides are equipped with always open (69), and bottom edge is equipped with stop bit plate washer (70)；In guide fixing plate (51) central axes two sides
Side is equipped with edge band (63), and (63) one end head of edge band and guiding (64) one end head of raised line are equipped with hush panel (65)；It is leading
To the top between the upper surface edge band (63) and guiding raised line (64) of fixed plate (51), lower part and guide fixing plate (51)
Upper surface lower end is equipped with the fixation cylinder (73) with counterbore of symmetrical central axes two sides distribution, and counterbore center is equipped with through-hole
(74)；
The pull rod (52) is in tabular, is equipped with salient angle (87) in the upper head two sides of pull rod (52), pull rod (52) upper end
Equipped with an aperture (86), aperture (86) top is equipped with knob handle (88), is equipped with a positioning through hole in the lower end of pull rod (52)
(90), the end by positioning through hole (90) two sides is equipped with two interior angles square aperture (91) in the arc-shaped, the lower end of pull rod (52)
Portion two sides are equipped with the guiding foot (92) protruded outward, are equipped in pull rod (52) upper surface central axes two sides and are lower than pull rod (52)
The guide edge (94) of upper surface；
Two upper lateral part of bracket (41) bottom panel is equipped with two support leg items (43), and in bracket (41), bottom panel a side is equipped with
Position flanging (44), bracket (41) bottom panel bottom surface set there are two counterbore (45), counterbore (45) center be equipped with through-hole (46)；
Cabinet (1) bottom surface is equipped with the stationary positioned cylinder (11) of symmetrical central axes two sides distribution, in cabinet (1) bottom table
Face lower part two corners end is respectively equipped with castor fixed column (12).
2. tool case with drag bar according to claim 1, it is characterised in that: the upper surface of the guide fixing plate (51) is in
It is convex that axis is equipped with equilateral strip centre pilot convex block (61), central axes two sides are equipped with symmetrical two equilateral strip side guiding
Block (62), so that the upper surface two sides guiding projection (62) in guide fixing plate (51) is formed between centre pilot convex block (61)
Two guiding grooves (66).
3. tool case with drag bar according to claim 2, it is characterised in that: the lower surface of the pull rod (52) is set along central axes
There are equilateral strip centre pilot slot (81), central axes two sides to be equipped with symmetrical two equilateral strip side guide grooves (82), from
And two guiding raised lines (83) are formed along central axes in the lower surface of pull rod (52), one end of guiding raised line (83) is equipped with sealing block
(85), two parallel guiding convex ribs (84) are equipped in side guide groove (82) same to pull rod (52) two sides.
4. tool case with drag bar according to claim 1, it is characterised in that: the middle part of the stop bit plate washer (70) is equipped with positioning
Plate washer (71).
5. tool case with drag bar according to claim 4, it is characterised in that: among the upper surface lower end of the pull rod (52)
Rectangle positioning groove (95) equipped with bottom end opening.
6. tool case with drag bar according to claim 1, it is characterised in that: position-stopping plate (68) lower surface is along central axes two
Side is equipped with two Jia Qiang Tu Zhu (77).
7. tool case with drag bar according to claim 1, it is characterised in that: the aperture sides of the knob handle (88) and top side
While being set as arc-shaped, the middle part place of shaking hands lower surface is equipped with the convex block (89) thickened.
8. the according to claim 1, tool case with drag bar of 3,5,6 or 7, it is characterised in that: under the guide fixing plate (51)
Surface both ends central axes two sides are equipped with convex foot (78).
9. tool case with drag bar according to claim 1, it is characterised in that: bracket (41) the bottom panel bottom surface corresponds to heavy
The bottom panel upper surface at hole (45) center is set there are two the cylindrical body (47) with counterbore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711226059.2A CN109834681A (en) | 2017-11-29 | 2017-11-29 | Tool case with drag bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711226059.2A CN109834681A (en) | 2017-11-29 | 2017-11-29 | Tool case with drag bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109834681A true CN109834681A (en) | 2019-06-04 |
Family
ID=66882114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711226059.2A Pending CN109834681A (en) | 2017-11-29 | 2017-11-29 | Tool case with drag bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109834681A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110216639A (en) * | 2019-06-19 | 2019-09-10 | 王邦民 | A kind of portable ground investigation tool box |
| WO2023273787A1 (en) * | 2021-06-29 | 2023-01-05 | 南京泉峰科技有限公司 | Toolbox system |
-
2017
- 2017-11-29 CN CN201711226059.2A patent/CN109834681A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110216639A (en) * | 2019-06-19 | 2019-09-10 | 王邦民 | A kind of portable ground investigation tool box |
| CN110216639B (en) * | 2019-06-19 | 2020-09-25 | 杭州加淼科技有限公司 | Portable land survey uses toolbox |
| WO2023273787A1 (en) * | 2021-06-29 | 2023-01-05 | 南京泉峰科技有限公司 | Toolbox system |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190604 |