CN209559584U - A kind of toxic dust sampling instrument - Google Patents

Abstract

The utility model discloses a kind of toxic dust sampling instruments, belong to toxic dust sample devices field, solve the problems, such as the position that can not install in the prior art for safety flack and absorption bottle.It includes sampling instrument ontology, sampling instrument ontology includes vertical mounting surface, it further include the bracket being connected to outside mounting surface, bracket includes the connection sheet connecting with sampling instrument ontology, the placement piece for placing safety flack and absorption bottle, places on piece and offers the perforation for wearing safety flack and absorption bottle；Clamping block is connected on mounting surface, clamping block includes the linkage section fixed with sampling instrument ontology, the clamping section extended outward by linkage section, clamping groove is offered in connection sheet, connection sheet is located between clamping section and mounting surface；The both ends of clamping section extend respectively to the outside of clamping groove two sides；It places on piece and is provided with the fixed part for fixing safety flack and absorption bottle.The utility model realizes the installation of safety flack and absorption bottle by the bracket connecting with sampling instrument ontology.

Description

A kind of toxic dust sampling instrument

Technical field

The utility model relates to toxic dust sample devices field, in particular to a kind of toxic dust sampling instrument.

Background technique

Toxic dust sampling instrument is a kind of conventional instrument for atmospheric dust concentration in determination of the environment air, by toxic dust when use Sampling instrument is placed on stabilised platform, and by, by rubber hose, being sequentially connected safety flack and suction on toxic dust sampling instrument Bottle is received, is provided with absorbing liquid in absorption bottle；Sampling instrument starting after, air and particulate matter in environment be adsorbed to absorption and it is molten Solution is in the absorbing liquid of absorption bottle.

Notification number is that the Chinese patent of CN208171685U discloses a kind of intelligent toxic dust sampler, is related to dust detection dress It sets, including shell, shell front surface is provided with display screen, power knob, flowmeter and the knob for adjusting flow, shell One end offers air inlet, and the both ends of housing upper surface offer clamping groove, and handle, bullet in clamping groove are connected in clamping groove Property be provided with kelly, handle both ends offer the card slot being engaged by clamping with kelly, and housing upper surface opens up between clamping groove There is control flume, is provided in control flume for controlling the flexible control assembly of kelly.

It is above-mentioned in the prior art, the position that can not installed for safety flack and absorption bottle, and being placed directly in plane It is easy to tumble, so that sampling cannot be carried out smoothly.

Utility model content

The purpose of the utility model is to overcome in the prior art can not be for the position that safety flack and absorption bottle are installed Deficiency, and a kind of toxic dust sampling instrument is provided, achieve the effect that mountable safety flack and absorption bottle.

The above-mentioned technical purpose of the utility model has the technical scheme that

A kind of toxic dust sampling instrument, including sampling instrument ontology, sampling instrument ontology include vertical mounting surface, further include being connected to Bracket outside mounting surface, bracket include the connection sheet connecting with sampling instrument ontology, the placement for placing safety flack and absorption bottle Piece places on piece and offers the perforation for wearing safety flack and absorption bottle；Clamping block, clamping block are connected on the mounting surface Including being fixed for supporting the linkage section of connection sheet, the clamping section extended outward by linkage section, connection sheet with sampling instrument ontology On offer clamping groove, connection sheet is located between clamping section and mounting surface；The end face of clamping groove one end is abutted with linkage section, another Place connection sheet is run through at end, and the both ends for being clamped section extend respectively to the outside of clamping groove two sides；Placement on piece, which is provided with, to be used for The fixed part of fixed safety flack and absorption bottle.

By adopting the above technical scheme, in use, connection sheet is installed on clamping by the open end by clamping groove in connection sheet On block, the end face support of clamping groove is connected to the upper surface of linkage section, realizes support of the linkage section to bracket；Meanwhile it being clamped Section both ends extend to the two sides of clamping groove, so that clamping section realizes the clamping to bracket, so that bracket can only opening in clamping groove It is disassembled on the direction of mouth.For safety flack and while providing bracket of absorption bottle, bracket can be torn open from sampling instrument ontology It unloads, realizes the dismounting of sampling instrument ontology and bracket.

Not of uniform size due to perforation can match surely with the size of safety flack and absorption bottle, and can produce when hose bending Raw certain restoring force, if perforation cannot fix safety flack and absorption bottle, safety flack and absorption bottle are easy inclination, may It can there is a situation where absorbing liquid suck-back appearance；So safety flack and absorption bottle are fixed using fixed part, safety flack is improved With the stability in use of absorption bottle.

Further preferably are as follows: it is described place piece include be connected to connection sheet top and bottom upper piece and bottom sheet, under On piece offers the via hole for passing through clamping section, and via hole is connected to clamping groove；Perforation includes be opened on piece the One mounting hole and the second mounting hole are opened in lower on piece third mounting hole corresponding with the second mounting hole；The upper on piece setting There is the first fixed part for being respectively used to fixed safety flack, lower on piece is provided with the second fixed part for fixing absorption bottle.

By adopting the above technical scheme, according to the length of safety flack and shape, safety flack lower end is passed through into the first mounting hole, And it is connected to lower on piece, realize the installation of safety flack；According to the shape of absorption bottle, absorption bottle lower end is sequentially passed through into the second installation Hole and third mounting hole are connected to upper on piece using the heteromorphism part of absorption bottle itself, realize the installation of absorption bottle.Due to safety flack It is installed separately with absorption bottle, safety flack and absorption bottle is fixed by the first fixed part and the second fixed part respectively, realize safety flack With the fixation of absorption bottle.

Further preferably are as follows: first fixed part is identical as the structure of the second fixed part；First fixed part includes connection In upper on piece the first contact piece, be slidably connected to upper on piece the second contact piece, for adjusting and fixing the second contact piece Fixing bolt, the first contact piece of the second fixed part, the second contact piece, fixing bolt are respectively positioned on lower on piece；Upper piece and lower on piece Be respectively and fixedly provided with construction section, offer threaded hole in the second contact piece, fixing bolt be rotatablely connected and be connected in construction section and with Threaded hole be threadedly coupled, upper piece and lower on piece offer sliding slot, be fixed in the second contact piece with sliding slot cooperation sliding block.

By adopting the above technical scheme, since fixing bolt and construction section are rotatablely connected and are clamped, the position quilt of fixing bolt It is fixed, and the second contact piece by sliding slot and sliding block realize with upper piece being slidably connected and limiting, the second contact piece can only be Upper on piece is slided along the chute and cannot be rotated around fixing bolt, so the position of fixing bolt is not when rotating fixing bolt It can change, and sliding block will drive the second contact piece and move in sliding slot, realize the second contact piece close to or far from the first contact piece. If setting removable for fixing bolt, fixing bolt can move on being parallel to upper piece direction, will affect overall appearance And operator is had an impact.When installation, the second contact piece is moved on the outside of the first mounting hole or third mounting hole, will be pacified Full bottle and absorption bottle are placed in perforation, rotate fixing bolt, the first contact piece is connected to safety flack and absorption bottle lateral surface.

Further preferably are as follows: the rotation slot for offering inserting groove on the construction section and being connected to inserting groove, inserting groove two The second contact piece of place is run through at end, and fixing bolt is arranged in inserting groove, is fixed on fixing bolt in rotation slot transfer Dynamic rotatable lamella；The cross-sectional area of rotation slot and rotatable lamella is all larger than the cross-sectional area of inserting groove.

By adopting the above technical scheme, fixing bolt is allowed to realize rotation in construction section, rotatable lamella is in rotation slot While rotation, since the cross-sectional area of rotation slot and rotatable lamella is all larger than the cross-sectional area of inserting groove, rotatable lamella will not Deviate from from rotation slot, realizes the rotation and limit of fixing bolt.When installation, inserting groove is opened up on present construction section, then open up Mounting groove identical with rotation slot cross-sectional area, fixing bolt is arranged in inserting groove, and is abutted with the end face of mounting groove Afterwards, mounting groove port gluing is closed, forms rotation slot.

Further preferably are as follows: the fixing bolt head portion of first fixed part extends to the one of a separate bottom sheet Side.

By adopting the above technical scheme, since the overall volume of bracket is smaller, upper piece space between bottom sheet is also little, such as If the adjusting of fruit fixing bolt needs operator to hold and rotate, space is too small, inconvenient for operation；By fixing bolt cephalic par Divide the upper surface of protrusion upper piece, operator can be realized the adjusting of fixing bolt by stirring this part fixing bolt head end, make The adjusting for obtaining fixing bolt does not need excessive space.

Further preferably are as follows: the upper on piece offers holding tank, and fixing bolt head is connected on holding tank inner wall.

By adopting the above technical scheme, so that fixing bolt head end is placed in holding tank, and make fixing bolt head end End face is flushed with the lateral surface of bracket, while further being limited to fixing bolt.

Further preferably are as follows: the first contact piece of first fixed part is located at the first mounting hole close to the second mounting hole Side, the first contact piece of the second fixed part are located at upper on piece close to the side of the first mounting hole；The second of first fixed part is supported Contact pin is located at side of first mounting hole far from the second mounting hole, and the second contact piece of the second fixed part is located at lower on piece far from The side of one mounting hole；First fixed position is on the upper side close to bottom sheet, and the second fixed position is in bottom sheet close to upper piece Side on.

By adopting the above technical scheme, so that the head end of the fixing bolt of the first fixed part and the second fixed part is respectively positioned on bracket Outside, improve operating space, facilitate the operation of operator；On the other hand, the first fixed part and the second fixed part are set respectively It is placed in piece and bottom sheet, makes full use of piece and the area of bottom sheet, and make fixed part not and can be concentrated in piece or lower on piece, protect Demonstrate,prove the balance of bracket entirety.

Further preferably are as follows: be fixed in first contact piece and the second contact piece and abut with safety flack and absorption bottle Rubber is abutted, the cross section for abutting rubber is the circular arc cooperated with safety flack and absorption bottle outside wall surface shape；Threaded hole runs through institute It in the second contact piece, abuts and offers the elongated hole being connected to threaded hole on rubber, elongated hole both ends abut rubber where running through Glue.

By adopting the above technical scheme, it is abutted by abutting rubber with safety flack and absorption bottle, utilizes soft material and glass A possibility that material abuts, and reduction safety flack and absorption bottle outside wall surface are scratched；On the other hand, abut rubber can preferably with Safety flack and absorption bottle outside wall surface are abutted, to improve the fixed effect to safety flack and absorption bottle.

Further preferably are as follows: the fixing bolt head end of first fixed part offers anti-skid chequer, and the second fixed part is consolidated The head end for determining bolt is arranged with the rubber sleeve for facilitating grasping and rotation.

By adopting the above technical scheme, facilitate the rotation of fixing bolt.

Further preferably are as follows: fixed on upper piece side far from bottom sheet there are two the barrier sheets being parallel to each other, and stop Piece one end is flushed with the first inner wall of the hole installing face, and the other end is to extension on the outside of the first mounting hole, and barrier sheet is along the first mounting hole Diametrical direction extend.

By adopting the above technical scheme, there is an interposition pipeline section on safety flack, when installation can be connected to a upper surface, barrier sheet Docking pipeline section is limited, and the rotation of safety flack can be limited, and improves stability when installation hose.

In conclusion the utility model has the following beneficial effects:

1, by setting bracket, perforation, clamping block, the bracket being installed on clamping block is providing for safety flack and absorption bottle Mounting structure；

2, by the first fixed part of setting and the second fixed part, safety flack and absorption bottle are fixed；

3, rubber is abutted by setting, improves the second contact piece to the fixed effect of safety flack and absorption bottle；

4, by setting barrier sheet, the rotation of safety flack is limited, improves stability when installation hose.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the top view of Fig. 1；

Fig. 3 is the partial sectional view of A-A cutting plane in Fig. 2；

Fig. 4 is the structural schematic diagram of bracket；

Fig. 5 is the top view of Fig. 4；

Fig. 6 is the partial sectional view of B-B cutting plane in Fig. 5；

Fig. 7 is the structural schematic diagram after the utility model installation safety flack and absorption bottle.

Appended drawing reference: 1, sampling instrument ontology；11, operating surface；12, top surface；13, mounting surface；14, handle；2, clamping block； 21, linkage section；22, it is clamped section；3, bracket；31, connection sheet；311, clamping groove；32, piece is placed；33, upper piece；331, sliding slot； 332, holding tank；34, bottom sheet；341, via hole；4, it perforates；41, the first mounting hole；42, the second mounting hole；43, third is installed Hole；5, the first fixed part；51, the first contact piece；52, the second contact piece；521, threaded hole；53, fixing bolt；531, it rotates Piece；54, construction section；541, inserting groove；542, rotation slot；55, sliding block；6, the second fixed part；7, rubber is abutted；71, elongated hole； 8, anti-skid chequer；9, rubber sleeve；10, barrier sheet.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

A kind of toxic dust sampling instrument, as shown in Figure 1, including the sampling instrument ontology 1 in cuboid；Sampling instrument ontology 1 includes Vertical operating surface 11, horizontal top surface 12, vertical mounting surface 13 and remaining enveloping surface, mounting surface 13 and 11 phase of operating surface It is mutually vertical, handle 14 is fixed on top surface 12.

The bracket 3 for placing safety flack and absorption bottle is connected on sampling instrument ontology 1, bracket 3 is installed on mounting surface 13 On, offer the perforation 4 for installing safety flack and absorption bottle on bracket 3, and for fixing consolidating for safety flack and absorption bottle Determine portion.

As shown in Figures 2 and 3, it is L-shaped clamping block 2 that cross section is fixed on operating surface 11, and clamping block 2 includes horizontal solid Due on operating surface 11 linkage section 21, be vertically fixed on clamping section 22 of the linkage section 21 far from 11 one end of operating surface, be clamped section 22 are upwardly extended by linkage section 21.Bracket 3 includes vertical connection sheet 31 and horizontally disposed placement piece 32, places piece 32 It is integrally formed with connection sheet 31；Place piece 32 include be connected to 31 upper surface of connection sheet upper piece 33 and be connected under connection sheet 31 The bottom sheet 34 of end face.The clamping groove 311 that cross section is rectangle is offered in connection sheet 31 vertically, institute is run through in 311 lower end of clamping groove In connection sheet 31,31 upper surface of connection sheet is connected to 21 upper surface of linkage section, connection sheet 31 by clamping groove 311 by connection sheet 31 It is connected between mounting surface 13 and clamping section 22；The both ends of clamping 22 horizontal direction of section extend respectively to 311 level side of clamping groove To the two sides of two sides, offered in bottom sheet 34 for the via hole 341 by clamping section 22.

As shown in figure 4, perforation 4 include first mounting hole 41 being opened on pieces 33, be opened on pieces 33 second Mounting hole 42 is opened in bottom sheet 34 third mounting hole 43 corresponding with the second mounting hole 42, the cross section of the first mounting hole 41 For circle, the second mounting hole 42 is identical with the cross section of the second mounting hole 42, the composite figure to be made of round and rectangle. When installation, safety flack lower end passes through the first mounting hole 41 and is connected to 34 upper surface of bottom sheet, and absorption bottle lower end sequentially passes through the second peace Hole 42 and the second mounting hole 42 are filled, realizes installation by the way that the large volume of absorption bottle itself is connected to upper piece 33 tops.

Fixed part includes identical first fixed part 5 of structure and the second fixed part 6, and the first fixed part 5 is set to pieces 33 Lower surface, the second fixed part 6 is set to the upper surface of bottom sheet 34.

As shown in Figure 5 and Figure 6, the first fixed part 5 includes the first contact piece 51 being fixed in bottom sheet 34, is slidably connected to The second contact piece 52 in bottom sheet 34, construction section 54, the horizontally disposed fixing bolt 53 being fixed in bottom sheet 34.First abuts For piece 51 between the first mounting hole 41 and the second mounting hole 42, the second contact piece 52 is located at the first mounting hole 41 far from the second peace The side in hole 42 is filled, the first contact piece 51 and the second contact piece 52 are adhesive on the end face of the first mounting hole 41 abuts rubber Glue 7, the cross section for abutting rubber 7, the first contact piece 51 and the second contact piece 52 is to cooperate with safety flack cylindrical outer wall face Sector abuts side of the rubber 7 far from the first contact piece 51 in the first contact piece 51 and flushes with the inner wall of the first mounting hole 41. Upper piece the sliding slot 331 that cross section is T shape is offered on 33, be fixed with the sliding block 55 cooperated with sliding slot 331 in the second contact piece 52, Sliding slot 331 runs through place bottom sheet 34 close to one end of the first mounting hole 41.Horizontal threaded hole is offered on second connecting section 521, the second contact piece of place 52 is run through at 521 both ends of threaded hole, and level opens up on the abutting rubber 7 connecting with the second contact piece 52 Rubber 7 is abutted where having the elongated hole 71 being connected to threaded hole 521,71 both ends of elongated hole to run through.

Fixing bolt 53 is horizontally disposed, fixing bolt 53 be rotatablely connected and be connected on construction section 54 and with threaded hole 521 It is threadedly coupled.Construction section 54 is located at side of second contact piece 52 far from the first mounting hole 41.Level offers on construction section 54 Cross section is circular inserting groove 541, cross section is the round and horizontal rotation slot 542 for being connected to 541 middle part of inserting groove, grafting Place construction section 54 is run through at 541 both ends of slot, and the rotatable lamella 531 that cross section is circular ring shape is fixed on fixing bolt 53；Rotatable lamella 531 outer diameter and the aperture of rotation slot 542 are all larger than the aperture of inserting groove 541.When installation, grafting is opened up on present construction section 54 Slot 541, then mounting groove identical with 542 cross-sectional area of rotation slot is opened up, fixing bolt 53 is arranged in inserting groove 541, And after being abutted with the end face of mounting groove, mounting groove port gluing is closed, forms rotation slot 542.

As shown in figure 4, upper piece the holding tank 332 that cross section is rectangle is offered on 33 vertically, holding tank 332 is located at first Side of the mounting hole 41 far from the second mounting hole 42,332 upper and lower ends of holding tank and the side far from the first mounting hole 41 are passed through Wear place upper piece 33；A plurality of anti-skid chequer 8, and first are offered on the circular arc side of 53 head end of fixing bolt of first fixed part 5 53 head portion of fixing bolt of fixed part 5 passes through holding tank 332 and extends to pieces 33 tops, is located at upper piece on 33 by stirring The adjusting of the second contact piece 52 can be realized in 53 head end of part fixing bolt of side.

First contact piece 51 of the second fixed part 6 is fixed between third mounting hole 43 and the first mounting hole 41, and second supports Contact pin 52 is located at side of the third mounting hole 43 far from the first mounting hole 41；The sliding slot 331 of second fixed part 6 is opened in bottom sheet 34 On, and 331 one end of sliding slot is connected to third mounting hole 43.53 head end of fixing bolt of second fixed part 6 extends to outside bottom sheet 34 Side, and it is arranged rubber sleeve 9.

Upper piece the barrier sheet 10 that two pieces of cross sections are rectangle and are parallel to each other is vertically fixed on 33, barrier sheet 10 is along first The diametrical direction of mounting hole 41 extends, and 10 one end of barrier sheet is flushed with the inner wall of the first mounting hole 41.When installation, bottle will be installed Nozzle belt be placed between two pieces of barrier sheets 10.

The implementation principle of the present embodiment are as follows:, will be in the first contact piece 51 and the second contact piece 52 when the first fixed part 5 assembles Rubber 7 is abutted in equal gluing, then 7 gluing of abutting rubber by the first contact piece 51 and thereon is in upper 33 lower surfaces；Again will Second contact piece 52 glues stick-slip block 55, and sliding block 55 is slid into sliding slot 331；Fixing bolt 53 and construction section 54 are connected It connects, and 53 threaded one end of fixing bolt is connected in the second contact piece 52, then will be with 54 glue of construction section of fixing bolt 53 Stick at 33 lower surfaces；The second fixed part 6 is installed in bottom sheet 34 according to above-mentioned installation steps, completes installation.

In use, safety flack and absorption bottle are put into perforation 4, fixing bolt 53 is rotated, the second contact piece 52 is pushed against In safety flack and absorption bottle outside wall surface；Hose is recycled to be sequentially connected sampling instrument ontology 1, safety flack and absorption bottle, shape At the state of Fig. 7.

This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims (7)

1. a kind of toxic dust sampling instrument, including sampling instrument ontology (1), sampling instrument ontology (1) includes vertical mounting surface (13), special Sign is, further includes being connected to the bracket (3) of mounting surface (13) outside, bracket (3) includes the connection connecting with sampling instrument ontology (1) Piece (31), the placement piece (32) for placing safety flack and absorption bottle, place piece (32) on offer for wear safety flack and The perforation (4) of absorption bottle；It is connected with clamping block (2) on the mounting surface (13), clamping block (2) includes and sampling instrument ontology (1) It is fixed for supporting the linkage section (21) of connection sheet (31), the clamping section (22) extended outward by linkage section (21), connection sheet (31) it is offered on clamping groove (311), connection sheet (31) is located between clamping section (22) and mounting surface (13)；Clamping groove (311) The end face of one end is abutted with linkage section (21), and the other end runs through place connection sheet (31), and the both ends of clamping section (22) each extend over To the outside of clamping groove (311) two sides；Place the fixed part being provided on piece (32) for fixing safety flack and absorption bottle.

2. a kind of toxic dust sampling instrument according to claim 1, which is characterized in that the placement piece (32) includes being separately connected Upper piece (33) and bottom sheet (34) in connection sheet (31) top and bottom are offered for across clamping section (22) in bottom sheet (34) Via hole (341), via hole (341) is connected to clamping groove (311)；Perforation (4) includes first be opened on piece (33) Mounting hole (41) and the second mounting hole (42) are opened in third mounting hole corresponding with the second mounting hole (42) on bottom sheet (34) (43)；It is provided with the first fixed part (5) for being respectively used to fixed safety flack on upper piece (33), is arranged in bottom sheet (34) useful In the second fixed part (6) of fixed absorption bottle.

3. a kind of toxic dust sampling instrument according to claim 2, which is characterized in that first fixed part (5) is solid with second The structure for determining portion (6) is identical；First fixed part (5) includes first contact piece (51) being connected on piece (33), is slidably connected In the second contact piece (52) on upper (33), the fixing bolt (53) for adjusting and fixing the second contact piece (52), second The first contact piece (51) of fixed part (6), the second contact piece (52), fixing bolt (53) are respectively positioned on bottom sheet (34)；Upper piece (33) and in bottom sheet (34) it is respectively and fixedly provided with construction section (54), threaded hole (521), fixing bolt is offered in the second contact piece (52) (53) it is rotatablely connected and is connected in construction section (54) and is threadedly coupled with threaded hole (521), on upper piece (33) and bottom sheet (34) It offers sliding slot (331), the sliding block (55) with sliding slot (331) cooperation is fixed in the second contact piece (52).

4. a kind of toxic dust sampling instrument according to claim 3, which is characterized in that offer grafting on the construction section (54) The second contact piece of place is run through at slot (541) and the rotation slot (542) being connected to inserting groove (541), inserting groove (541) both ends (52), fixing bolt (53) is arranged in inserting groove (541), is fixed on fixing bolt (53) in rotation slot (542) The rotatable lamella (531) of rotation；The cross-sectional area of rotation slot (542) and rotatable lamella (531) is all larger than the transversal of inserting groove (541) Face area.

5. a kind of toxic dust sampling instrument according to claim 3, which is characterized in that the fixation spiral shell of first fixed part (5) Bolt (53) head portion extends to the side of piece (33) far from bottom sheet (34).

6. a kind of toxic dust sampling instrument according to claim 5, which is characterized in that offer holding tank on upper piece (33) (332), fixing bolt (53) head is connected on holding tank (332) inner wall.

7. a kind of toxic dust sampling instrument according to claim 3, which is characterized in that the first of first fixed part (5) is supported Contact pin (51) is located at side of the first mounting hole (41) close to the second mounting hole (42), the first contact piece of the second fixed part (6) (51) it is located at the side on upper piece (33) close to the first mounting hole (41)；The second contact piece (52) of first fixed part (5) is located at Side of first mounting hole (41) far from the second mounting hole (42), the second contact piece (52) of the second fixed part (6) are located at bottom sheet (34) far from the side of the first mounting hole (41) on；First fixed part (5) is located at upper piece (33) on the side of bottom sheet (34), Second fixed part (6) is located at bottom sheet (34) on the side of upper piece (33).