CN207318150U - Pouring pile hole bottom slurry sampling instrument - Google Patents

Abstract

The utility model discloses a kind of pouring pile hole bottom slurry sampling instrument, for the problem of sampling is inaccurate in the prior art, provide following technical scheme, sampling jar including one end open, the opening of sampling jar is equipped with sealing-plug, sampling jar inner vacuum, sliding, which is equipped with, in the tank body of sampling jar can mutually be butted on trigger assembly of the sealing-plug away from opening side end face, trigger assembly is connected with triggering drawstring, triggering drawstring can be such that trigger assembly departs from sealing-plug, connecting stay wire on sealing-plug, sampling jar in the utility model is vacuum state, the sealing-plug of the opening of sampling jar is connected with trigger assembly, when sampling jar reaches the bottom hole of bored concrete pile, trigger assembly action is set to collect mud, sealing-plug seals sampling jar during sampling jar is taken out, sample time is controllable, sampled data is accurate.

Description

Pouring pile hole bottom slurry sampling instrument

Technical field

The realm of building construction is the utility model is related to, more specifically, it relates to a kind of pouring pile hole bottom slurry sampleman Tool.

Background technology

Bored concrete pile refers to form stake holes the methods of utilizing machine drilling in finger fixed pile at the construction field (site), and in stake holes Place the stake formed after wire basket, concrete perfusion.

After stake holes is formed, according to《Technical code for building pile foundation》JGJ94-2008 is provided：Before concrete perfusion, bottom hole The relative density of mud within 500mm should be less than 1.25, and sand factor is not greater than 8%；Viscosity is not greater than 28s, therefore, needs The mud of the bottom hole of priming concrete pile hole is sampled.

At present, the Chinese patent of Application No. 201220063635.2 discloses a kind of pouring pile hole bottom slurry sampleman Tool, it includes sampling jar and bracing wire, upper cover plate is hinged with the top of sampling jar, and the bottom of sampling jar is hinged with lower cover, bracing wire It is connected through upper cover plate with lower cover, in use, sampling jar is put the bottom hole of priming concrete pile hole into by bracing wire and rock sampling jar, Sampling jar tilts, and bracing wire relaxation, the upper cover plate and lower cover of sampling jar are opened, and the mud of priming concrete pile hole bottom enters and fills Sampling jar, draws in bracing wire, and sampling jar is lifted, and upper cover plate and lower cover close sampling jar, completes sampling.

Although the sample that this pouring pile hole bottom slurry sampling instrument can prevent from getting in sampling jar in lifting process not Disturbed by outside, but using when sampling jar such as run into the process for sinking down into bottom hole that mud density is larger, the upper end of sampling jar Lid and bottom end cover can be opened prematurely, and it is not the mud for belonging to bottom hole to be collected into, and then cause sampling inaccurate, influence data Accuracy.

Utility model content

In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of sampling of pouring pile hole bottom slurry Instrument, have the advantages that to carry out as needed triggering collection, sampling flexibly, data it is accurate.

To achieve the above object, the utility model provides following technical solution：

A kind of pouring pile hole bottom slurry sampling instrument, includes the sampling jar of one end open, and the opening of the sampling jar is set There is sealing-plug, the sampling jar inner vacuum, the interior sliding of tank body of the sampling jar, which is equipped with, can mutually be butted on sealing-plug away from opening The trigger assembly of one side end face, the trigger assembly are connected with triggering drawstring, and the triggering drawstring can make trigger assembly and sealing Plug departs from, connecting stay wire on the sealing-plug.

Using above-mentioned technical proposal, sealing-plug is set in the opening of sampling jar, when sampling jar is placed in the bottom hole of bored concrete pile When, the mud of surrounding applies pressure for sealing-plug and sampling jar, and the inside of sampling jar is zero for the pressure of sealing-plug, because This, sealing-plug has the trend of the internal motion to sampling jar, is set and end face of the sealing-plug away from opening side on sampling jar The trigger assembly to offset, trigger assembly limit the movement tendency of sealing-plug, triggering drawstring are connected on trigger assembly, is triggered when pulling When drawstring departs from trigger assembly and sealing-plug, sealing-plug fills under the pressure effect of mud to sampling jar internal motion, mud Enter and be filled in sampling jar, bracing wire is set on sealing-plug, when tightening bracing wire and sampling jar being taken out the bottom hole of bored concrete pile, take Sample tank remains stationary under the action of self gravitation, sealing-plug are blocked to harness motion in sampling jar and by opening, Jin Erqu Sample tank seals, and prevents sampling jar to be contaminated in the sample mud during pull-off priming concrete pile hole bottom in sampling jar, has and take Collection opportunity of sample tank is controllable, sealing-plug is opened convenient and collects the accurate effect of data.

Preferably, the trigger assembly includes several jacking blocks for being slidably connected in sampling jar and is slidably connected to take Trigger member in sample tank, sets on the jacking block fluted, and one end of the trigger member is mutually butted on the bottom of groove to limit top Block departs from sealing-plug, and the trigger member is connected with triggering drawstring, the jacking block and end face phase of the sealing-plug away from opening side Supporting, the trigger assembly further includes one end and is fixed on sampling jar, the first elastic component that the other end is connected with jacking block, and described first Elastic component applies pulling force to jacking block makes jacking block have the movement tendency departed from sealing-plug.

Using above-mentioned technical proposal, trigger assembly includes the jacking block to offset with the bottom surface of sealing-plug and offsets with jacking block Trigger member, one end of the first elastic component are fixed on sampling jar, and the other end is connected with jacking block, and the first elastic component, which applies jacking block, to be drawn Power makes jacking block have the movement tendency departed from sealing-plug, and trigger member is mutually butted on the bottom for the groove that jacking block is equipped with, limitation top Block departs from sealing-plug, and when the pulling force of the toggled drawstring of trigger member slides in sampling jar and departs from jacking block, jacking block exists Slide in sampling jar under the pulling force effect of first elastic component and depart from sealing-plug, and then sealing-plug is no longer influenced by the limit of jacking block Make and under the pressure effect of mud toward moving in sampling jar, and then collection sample mud, the collection opportunity of sampling jar is controllable, makes The data that sampling jar is collected into are more accurate.

Preferably, the second elastic component to offset with trigger member is provided with the sampling jar, second elastic component is to touching Outbox, which applies thrust, makes trigger member offset with jacking block, and one end of the jacking block is provided with the inclined inclined-plane of trigger member, the other end The fixed release link worn on sampling jar.

The second elastic component to offset with trigger member is set using above-mentioned technical proposal, on sampling jar, and the second elastic component is to touching Hair block, which applies thrust, makes triggering block offset with jacking block, on the one hand increases abutting power of the triggering block to jacking block, and then jacking block is being taken Depart from that the restriction effect that sealing-plug slides is more preferable in sample pipe, on the other hand facilitate trigger member with after jacking block disengaging trigger member it is automatic Reset, the release link being arranged on sampling jar is fixed in one end of jacking block, and the other end is provided with the inclined inclined-plane of trigger member, uses After once, jacking block departs from sealing-plug, and release link promotes jacking block jacking block is slided to sealing-plug, after inclined-plane offsets with trigger member, Trigger member can be moved along inclined-plane without stopping that jacking block is moved to sealing-plug, and then makes jacking block and the one end of sealing-plug away from opening End face offset, jacking block is resetted, sampling jar repeats utilization, energy conservation and environmental protection.

Preferably, the jacking block sets three and uniformly arranges around sealing-plug.

Using above-mentioned technical proposal, jacking block sets three and is uniformly arranged in around sealing-plug around sealing-plug, sealing-plug It is subject to the abutting power in three directions, stress balance and makes the restriction effect of movement of the jacking block to sealing-plug more preferable.

Preferably, casing is arranged with the triggering drawstring, described sleeve pipe is fixed on sampling jar.

Using above-mentioned technical proposal, trigger and be arranged casing on drawstring, during sampling jar is put into the bottom hole of bored concrete pile, Casing is isolated drawstring is triggered with the mud of surrounding, is prevented triggering drawstring and is hung over hole wall and trigger too early, and then causes to receive The problem of collecting the inaccuracy of data.

Preferably, described sleeve pipe is flexible pipe.

Using above-mentioned technical proposal, casing is flexible pipe, and when storing sampling instrument, casing can coil storage, and reduction takes The occupied space of sample instrument, is convenient for carrying.

Preferably, the opening of the sampling jar is directed toward outside sampling jar for the direction of taper and taper, the sealing-plug Shape at corresponding opening is set, and is opened up seal groove on the inner wall of the opening, is set on the sealing-plug and be mutually butted on sealing Sealant rubber ring in groove.

Using above-mentioned technical proposal, the opening of sampling jar is directed toward outside sampling jar for the opening of taper and taper direction, Shape at sealing-plug corresponding opening is set, when sampling jar is taken out the bottom hole of bored concrete pile by tension bracing wire, the sealing-plug of taper It is more preferable to the sealing effect of opening, seal groove is set on the inner wall of opening, is arranged on sealing-plug and is mutually butted on seal groove Sealant rubber ring, further increases sealing effect.

Preferably, the sampling jar includes the tank body that bottom is taper.

Using above-mentioned technical proposal, the bottom of the tank body of sampling jar is taper, and the bottom of taper reduces sampling jar and mud Friction between slurry, is conducive to sampling jar being quickly positioned over the bottom hole of bored concrete pile.

Preferably, clump weight is set in the tank body.

Using above-mentioned technical proposal, clump weight is set in the tank body of sampling jar, it is larger through density to be conducive to sampling jar Mud reaches the bottom hole of bored concrete pile, improves the accuracy of sampled data, in addition, the weight of increase sampling jar, draws tension triggering Rope produces more reliable during trigger action.

Preferably, it is equipped with aspirating hole on the tank body.

Using above-mentioned technical proposal, aspirating hole is worn on the tank body of sampling jar, is connected by aspirating hole with vacuum extractor, Sampling jar is vacuumized.

In conclusion the utility model has the advantages that：

1. sampling jar is vacuum state, the sealing-plug of the opening of sampling jar is connected with trigger assembly, is reached in sampling jar During the bottom hole of bored concrete pile, trigger assembly action is set to collect mud, sealing-plug seals sampling jar during sampling jar is taken out, Sample time is controllable, and sampled data is accurate；

2. trigger assembly can reset, sampling jar repeats utilization, energy conservation and environmental protection.

Brief description of the drawings

Fig. 1 is the schematic cross-section of sampling jar in the utility model；

Fig. 2 is the enlarged diagram in A portions in Fig. 1；

Fig. 3 is the top view of Fig. 1.

In figure：1st, sampling jar；2nd, tank body；3rd, aspirating hole；4th, vacuum stopper；5th, sealing-plug；6th, bracing wire；7th, trigger assembly；8、 First slides chamber；9th, jacking block；91st, inclined-plane；10th, the first elastic component；11st, release link；12nd, second chamber is slided；13rd, trigger member；14th, second Elastic component；15th, drawstring is triggered；16th, casing；17th, clump weight；18th, groove；19th, seal groove；20th, sealant rubber ring；21st, first is close Potting pad；22nd, the first sealing card slot；23rd, the second seal gasket；24th, the second sealing card slot.

Embodiment

With reference to the accompanying drawings and embodiments, the utility model is described in detail.

A kind of pouring pile hole bottom slurry sampling instrument, referring to Fig. 1, including sampling jar 1, sampling jar 1 includes cylindrical tank 2, the bottom of tank body 2 is pyramid type, and aspirating hole 3 is opened up on the side wall of tank body 2, vacuum stopper 4, vacuum stopper 4 are placed with aspirating hole 3 It is filled in aspirating hole 3, the top of sampling jar 1 is equipped with the opening of taper, offsets in the inner wall of opening setting and tank body 2 close Blocking 5, the top surface of sealing-plug 5 are fixedly connected with bracing wire 6, and the end face phase away from opening side with sealing-plug 5 is provided with tank body 2 The trigger assembly 7 supported, being horizontally disposed with tank body 2 has the first cunning chamber 8.

Trigger assembly 7 includes being arranged in the first cunning chamber 8 and can slide the horizontal jacking block 9 slided of 8 inner wall of chamber, jacking block along first 9 upper surface offsets with end face of the sealing-plug 5 away from opening side, limits internal motion of the sealing-plug 5 to tank body 2, triggering group Part 7 further includes the first elastic component 10 for being fixed on and being connected in the first cunning chamber 8 and with jacking block 9, first elastic component 10 of the present embodiment Using spring, spring is in extended state, and the first elastic component 10 grants pulling force for jacking block 9, has jacking block 9 and departs from sealing-plug The movement tendency of 5 bottom.

Trigger assembly 7 further includes the release link 11 for being arranged in tank body 2, release link 11 and jacking block 9 and the first elastic component 10 Connected one end be fixedly linked, offer the second cunning chamber 12 on the vertical direction in tank body 2 with the length direction of jacking block 9.

Trigger assembly 7 further includes the trigger member 13 for being arranged at and offseting in the second cunning chamber 12 and with jacking block 9, and trigger member 13 can edge The inner wall of second cunning chamber 12 slides up and down, and trigger assembly 7 further includes for being fixed on and offseting in the second cunning chamber 12 with trigger member 13 Two elastic components 14, second elastic component 14 of the present embodiment use spring, and the second elastic component 14 is in compressive state, the second elastic component 14 pairs of trigger member 13 apply thrust, trigger member 13 is offseted with jacking block 9, action of the jacking block 9 away from sealing-plug 5 are limited, referring to figure 2, one end away from the first elastic component 10 is provided with the inclined inclined-plane 91 of trigger member 13 on jacking block 9.

The triggering drawstring 15 through the top of tank body 2 is fixedly connected with trigger member 13, the top of tank body 2 is fixedly connected with set Arranged on the casing 16 of triggering drawstring 15, casing 16 uses hose.

2 bottom of tank body is provided with multiple clump weights 17 in tank body 2.

Referring to Fig. 2, fluted 18 are opened up towards the direction of the second cunning chamber 12, the end of trigger member 13 and groove on jacking block 9 18 bottom offsets, and seal groove 19 is offered on the inner wall of the opening of tank body 2, and sealant rubber ring 20 is fixed with sealing-plug 5, close Sealing rubber ring 20 is filled in seal groove 19, and increase sealing-plug 5 is located at and the first elastic component the sealing effect of opening on jacking block 9 The first seal gasket 21, the first seal gasket 21 are fixed with 10 connection opposite sides and the end face to offset with the first cunning 8 inner wall of chamber It is filled in the first sealing card slot 22 opened up in the first cunning chamber 8, trigger member 13 is located at is connected opposite side with the second elastic component 14 And the second seal gasket 23 is fixed with the end face to offset with the second cunning 12 inner wall of chamber, the second seal gasket 23 is filled in the second cunning In the second sealing card slot 24 opened up in chamber 12, when trigger member 13 offsets with groove 18, the sealing of the first seal gasket 21, second Rubber cushion 23, sealing-plug 5 and vacuum stopper 4 make sampling jar 1 be internally formed a closed cavity.

Referring to Fig. 1 and Fig. 3, trigger assembly 7 is uniformly arranged three groups, every group at the top of tube body around sealing-plug 5 The triggering drawstring 15 of trigger assembly 7 links together.

The course of work and principle of the present embodiment：

Sampling jar 1 is vacuumized in use, connecting vaccum-pumping equipment by aspirating hole 3 first, will then be taken out with vacuum stopper 4 Stomata 3 seals, and then, sampling jar 1 is put into priming concrete pile hole by bracing wire 6, and gradually put sampling jar 1 to the hole of bored concrete pile Bottom, after sampling jar 1 reaches bottom hole, tenses the triggering drawstring 15 in casing 16, triggering drawstring 15 grants pulling force to trigger member 13 Trigger member 13 is slided in the second cunning chamber 12 and depart from jacking block 9, when trigger member 13 and the disengaging of jacking block 9, jacking block 9 is in the first bullet Property part 10 pulling force effect under away from sealing-plug 5, the top surface of jacking block 9 is departed from the bottom surface of sealing-plug 5, sealing-plug 5 is in mud Pressure effect under to sampling jar 1 internal motion and fall into sampling jar 1, mud is poured into and filled in the cavity of sampling jar 1, After tank 1 to be sampled fills sample mud, tense bracing wire 6, sealing-plug 5 under the action of top movements from bracing wire 6 to sampling jar 1 simultaneously Tank body 2 is sealed, stretching bracing wire 6 is continued up and sampling jar 1 is taken out into priming concrete pile hole, during sampling jar 1 takes out, due to Sampling jar 1 is sealing state, and the sample in sampling jar 1 will not be polluted be subject to extraneous mud, makes the data that collect more accurate.

After use, sampling jar 1 is cleaned with clear water, and sealing-plug 5 stoppers the entrance of sampling jar 1, pressing is multiple one by one Position bar 11, makes jacking block 9 be moved along the first cunning chamber 8 to sealing-plug 5, after jacking block 9 is contacted with triggering block, trigger member 13 is slided along inclined-plane 91 It is dynamic without influencing movement of the jacking block 9 to sealing-plug 5, it is tactile until jacking block 9 and end face of the sealing-plug 5 away from opening side offset Outbox 13 is mutually butted in the groove 18 of jacking block 9 under the thrust of the second elastic component 14, and sealing-plug 5 is fixed, and is realized and is resetted, It is convenient to use next time.

The above is only the preferred embodiment of the utility model, and the scope of protection of the utility model is not limited merely to Above-described embodiment, all technical solutions belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.

Claims (10)

1. a kind of pouring pile hole bottom slurry sampling instrument, includes the sampling jar (1) of one end open, it is characterized in that：The sampling jar (1) opening is equipped with sealing-plug (5), sampling jar (1) inner vacuum, and the interior sliding of tank body (2) of the sampling jar (1) is set Trigger assembly (7) of the sealing-plug (5) away from opening side end face can be mutually butted on by having, and the trigger assembly (7) is connected with triggering and draws Restrict (15), the triggering drawstring (15) can be such that trigger assembly (7) departs from sealing-plug (5), connecting stay wire on the sealing-plug (5) (6)。

2. pouring pile hole bottom slurry sampling instrument according to claim 1, it is characterized in that：The trigger assembly (7) includes Several jacking blocks (9) being slidably connected in sampling jar (1) and the trigger member (13) being slidably connected in sampling jar (1), institute State and set on jacking block (9) fluted (18), one end of the trigger member (13) is mutually butted on the bottom of groove (18) to limit jacking block (9) depart from sealing-plug (5), the trigger member (13) is connected with triggering drawstring (15), and the jacking block (9) is remote with sealing-plug (5) The end face for leaving mouthful side offsets, and the trigger assembly (7) further includes one end and is fixed on sampling jar (1), the other end and jacking block (9) connected the first elastic component (10), first elastic component (10) jacking block (9) is applied pulling force make jacking block (9) have with it is close The movement tendency that blocking (5) departs from.

3. pouring pile hole bottom slurry sampling instrument according to claim 2, it is characterized in that：Set in the sampling jar (1) There is the second elastic component (14) to offset with trigger member (13), second elastic component (14) applies thrust to trigger member (13) to be made to touch Outbox (13) offsets with jacking block (9), and one end of the jacking block (9) is provided with trigger member (13) inclined inclined-plane (91), another The fixed release link (11) worn on sampling jar (1) in end.

4. pouring pile hole bottom slurry sampling instrument according to claim 3, it is characterized in that：The jacking block (9) sets three And uniformly arrange around sealing-plug (5).

5. pouring pile hole bottom slurry sampling instrument according to claim 4, it is characterized in that：Covered on the triggering drawstring (15) Equipped with casing (16), described sleeve pipe (16) is fixed on sampling jar (1).

6. pouring pile hole bottom slurry sampling instrument according to claim 5, it is characterized in that：Described sleeve pipe (16) is flexibility Pipe.

7. pouring pile hole bottom slurry sampling instrument according to claim 1, it is characterized in that：The opening of the sampling jar (1) Locate to be directed toward outside sampling jar (1) for the direction of taper and taper, the shape at sealing-plug (5) corresponding opening is set, described Seal groove (19) is opened up on the inner wall of opening, the sealant rubber ring being mutually butted in seal groove (19) is set on the sealing-plug (5) (20)。

8. pouring pile hole bottom slurry sampling instrument according to claim 7, it is characterized in that：The sampling jar (1) includes bottom Portion is the tank body (2) of taper.

9. pouring pile hole bottom slurry sampling instrument according to claim 8, it is characterized in that：Set and match somebody with somebody in the tank body (2) Pouring weight (17).

10. pouring pile hole bottom slurry sampling instrument according to claim 8, it is characterized in that：It is equipped with the tank body (2) Aspirating hole (3).