CN202483819U

CN202483819U - Pneumatic two-liquid grouting pump

Info

Publication number: CN202483819U
Application number: CN2012200754626U
Authority: CN
Inventors: 赵荣河
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-03-02
Filing date: 2012-03-02
Publication date: 2012-10-10
Anticipated expiration: 2022-03-02

Abstract

The utility model discloses a pneumatic two-liquid grouting pump, which comprises an air cylinder, slurry cylinders, a mixer and a pneumatic component for making the air cylinder continuously move in a reciprocating manner, wherein one side of a piston in the air cylinder is connected with the pneumatic component; the other side of the piston in the cylinder is connected with two slurry cylinders; and the slurry cylinders suck slurry and discharge the slurry along with the reciprocating motion of the piston so as to convey the slurry into the mixer. The utility model has the advantages that the pneumatic two-liquid grouting pump can suck and discharge the slurry synchronously; the pneumatic transmission structure of the air cylinder is improved, so the two slurry cylinders can run synchronously, and different types of slurry can be well mixed; therefore, the efficiency is improved, the structure of equipment is simplified, and the number of elements and connection of pipelines are reduced; and moreover, due to the integrated structure, the assembly is simplified, and the pneumatic two-liquid grouting pump is easy to protect and difficult to damage.

Description

A kind of pneumatic two fluid grouting pump

Technical field

The utility model relates to a kind of pneumatic pump, particularly a kind of pneumatic two fluid grouting pump.

Background technique

Pneumatic two fluid grouting pump is a kind of pneumatic slurry casting equipment that two kinds of different materials slurries are mixed; But but also two fluid grouting of single fluid grouting during use; Mainly connected and composed with pipeline by cylinder, slurry cylinder and mixer three parts, accompanying drawing 1 is depicted as the pneumatic two fluid grouting pump structure schematic diagram of existing technology.Existing cylinder pneumatic gearing; What adopt is in cylinder 1 piston rod 2 stroke end positions stroke control valve (being generally the two-bit triplet top rod valve) 3 to be installed respectively, by stroke control valve 3 control double air controlled selector valves 4 to the cylinder 1 two ends air feed that commutates, if for obtaining higher movement velocity; Outlet valve 5 also is equipped with at cylinder 1 two ends; Double air controlled selector valve 4 and outlet valve 5 are all installed baffler 6, and during the one side air inlet of cylinder 1 both sides, opposite side is exhaust.Because due to the existing cylinder pneumatic gearing structure; Two slurry cylinders 7 of pneumatic two fluid grouting pump are connected with cylinder 1 both sides piston rod 2 respectively; Slurry cylinder 7 is inhaled slurry or plasma discharge with the to-and-fro motion of piston rod 2, and when cylinder one side air inlet, the slurry cylinder of this side is inhaled slurry; When this side cylinder exhaust, the slurry cylinder plasma discharge of this side is to mixer 8.When therefore one in the slurry cylinder of cylinder both sides was inhaled slurry, another was plasma discharge, and both successively carry different slurries to mixer 8 to mix respectively.

This shows that at first, the element of the multiple function of continuous to-and-fro motion needs of realization cylinder makes up collaborative work each other and could accomplish.Element is many, loaded down with trivial details, installation complicacy that pipeline connects; Element is not concentrated, and just difficult to the protection of dust and collision, equipment is fragile; During big flow toxic emission, the baffler that is sintered into by copper powders may, polycarbonate powder etc. stops up because of being prone to amass white accumulated ice, causes exhaust performance poor, influences piston movement speed.Most important and since cylinder pneumatic gearing structures shape pneumatic two fluid grouting pump both sides slurries cylinder inhale slurry, plasma discharge is asynchronous, has caused two kinds of different slurries mixed effects poor, and pipeline connects numerous and diverse.

The model utility content

The model utility purpose: to the problems referred to above, the purpose of the utility model provides the pneumatic two fluid grouting pump of a kind of synchronous suction slurry, plasma discharge, improves different slurries mixed effects, and the simplified apparatus structure is raised the efficiency.

Technological scheme: a kind of pneumatic two fluid grouting pump; Comprise cylinder, slurry cylinder, mixer, the continuous reciprocating Pneumatic assembly of realization cylinder; One side of said piston connects said Pneumatic assembly; The opposite side of said piston connects two said slurry cylinders, and said slurry cylinder is inhaled slurry, plasma discharge with said reciprocating motion of the pistons, carries slurries to said mixer.

Said Pneumatic assembly comprise shell, spool, suction port, the said spool of drive move transposition and the elasticity changement that is connected with said piston one side, locate said spool spring seat, place the branch air-casing between said shell and the said spool, offer exhaust port on the said shell; Said spool cooperates with said minute air-casing; Forming the two-way air flue between the two is communicated with said cylinder both sides respectively; One road air flue air inlet promotes said piston motion, and cylinder waste gas is discharged from said exhaust port through another road air flue exhaust, drives said spool and moves thereby piston drives said elasticity changement when moving to the stroke summit; Form inlet and outlet two-way air flue switching-over conversion, said spring seat is taken a seat and is located said spool.The continuous reciprocating Pneumatic assembly of control cylinder is an integral structure; The double air controlled selector valve, stroke control valve, outlet valve, the baffler that replace original synergistic combination work; Cylinder air feed, machine control switching-over, smooth and easy, the continuous reciprocating function of cylinder of exhaust had both effectively been guaranteed; Reduced number of elements again and be connected with pipeline, Pneumatic assembly is installed in cylinder one side, is that two slurry cylinders together are installed in the cylinder opposite side and are synchronized with the movement and have created condition.

In the above-mentioned Pneumatic assembly; Said elasticity changement comprises spring bearer plate, switching-over spring, guide sleeve, pull bar; Said spring bearer plate is pressed in said switching-over both ends of the spring; Be pressed in the said spool by said guide sleeve, the horizontal polyphone of said pull bar connects said spring bearer plate and said switching-over spring, and said pull bar one end is connected with said piston one side.The elasticity changement is assembled into integral body, and structure is tight, is pressed in the spool, effectively drives spool and moves transposition.

In the above-mentioned Pneumatic assembly, said spring seat comprises retaining spring, steel ball, and both are pressed into said shell both sides, and said retaining spring contacts with said spool.

In the above-mentioned Pneumatic assembly; Also comprise pneumatic pannel, said pneumatic pannel is fixed on the inwall place of said suction port, said pneumatic pannel and the tight pressing of air-casing in said minute; Pneumatic pannel is introduced gas channels to the pressurized air guiding of being come by suction port, with the to-and-fro motion of effective promotion cylinder piston.

The groove that supplies said steel ball to take a seat is set on the said spool, makes the steel ball positioning stablity of taking a seat.

In the pneumatic two fluid grouting pump, be delivered to said mixer behind the plasma discharge crossfire of two said slurry cylinders, be reduced to the pipeline of mixer.

Beneficial effect: compared with prior art, the utility model has the advantages that the pneumatic two fluid grouting pump that a kind of synchronous suction slurry, plasma discharge are provided, improved cylinder pneumatic gearing structure; Make two to starch cylinder synchronous operation; Guarantee the well-mixed of different slurries, raise the efficiency that device structure is simplified; Reduced number of elements and be connected with pipeline, monolithic construction is also simplified installation, protection, not fragile easily simultaneously.

Description of drawings

Fig. 1 is the pneumatic two fluid grouting pump structure schematic diagram (P is a compressed air inlet) of existing technology;

Fig. 2 is the pneumatic two fluid grouting pump structure of a utility model schematic representation;

Fig. 3 is the partial view of overlooking of Fig. 2;

Fig. 4 partly cuts open structural representation for what Pneumatic assembly and cylinder assembled;

Fig. 5 is the structural representation after the cylinder piston switching-over is moved among Fig. 4.

Embodiment

Below in conjunction with accompanying drawing and specific embodiment; Further illustrate the utility model; Should understand these embodiments only be used to the utility model is described and be not used in the restriction the utility model scope; After having read the utility model, those skilled in the art all fall within the application's accompanying claims institute restricted portion to the modification of the various equivalent form of values of the utility model.

Like accompanying drawing 2, shown in 3; A kind of pneumatic two fluid grouting pump; Comprise cylinder 1, slurry cylinder 2, mixer 3, realize the continuous reciprocating Pneumatic assembly 4 of cylinder, a side of cylinder 1 inner carrier 5 connects Pneumatic assembly 4, and the opposite side of piston 5 connects two slurry cylinders 2; Slurry cylinder 2 is inhaled slurry, plasma discharge with piston 5 to-and-fro motion, carries slurries to mixer 3.When the slurry cylinder side air inlet of cylinder 1; The stock inlets 6 of two slurry cylinders 2 are opened respectively and to be inhaled slurry, and the plasma discharge mouths 7 of two slurry cylinders 2 are closed, when the slurry cylinder side exhaust of cylinder 1; The plasma discharge mouth 7 of two slurry cylinders 2 is opened; Slurries are discharged from the plasma discharge mouth 7 of starching cylinder separately, and the stock inlet 6 of two slurry cylinders 2 is closed, and carry slurries to mixer 3 to mix slip casting behind the plasma discharge pipeline crossfire of two plasma discharge mouths 7.

Pneumatic assembly 4 is the continuous reciprocating integral type valves of control cylinder, and it is connected with cylinder 1 inner carrier 5 one sides, through pneumatic gearing, drives slurry cylinder 2 to-and-fro motion of piston 5 and cylinder 1 opposite side.

Shown in accompanying drawing 4, the concrete structure of Pneumatic assembly 4 is: comprise shell 41, spool 42, suction port 43, elasticity changement, spring seat, branch air-casing 44, pneumatic pannel 412, offer exhaust port 45 on the shell 41.The elasticity changement comprises spring bearer plate 46, switching-over spring 47, guide sleeve 48, pull bar 49; Spring bearer plate 46 is pressed in switching-over spring 47 two ends; It is tight to be pressed into spool 42 interior envelopes by guide sleeve 48; Guide sleeve 48 is fixing with spool 42, and pull bar 49 horizontal polyphones connect spring bearer plate 46 and switching-over spring 47, piston 5 one sides in pull bar 49 1 ends and the cylinder 1 is connected again; Spring seat comprises retaining spring 410, steel ball 411, and both are pressed into shell 41 both sides, and retaining spring 410 contacts with spool 42, is provided with on the spool 42 when groove supplies steel ball 411 to take a seat and falls into stable position; Pneumatic pannel 412 is fixed on the inwall place of suction port 43, divides air-casing 44 to place between shell 41 and the spool 42, and the spool 42 outer seal rings 415 that are equipped with divide air-casing 44 and pneumatic pannel 412 to be closely pressed together in the shell 41.Divide between air-casing 44 and the spool 42 to form the two-way air flue through the mutual alignment difference, this tow channel gas paths respectively with cylinder 1 both sides with pipeline connection.

During Pneumatic assembly 4 integral installations, only need pull bar 49 is connected with piston 5, shell 41 is contained in cylinder 1 outer end and connects with bolt.

Shown in accompanying drawing 4; Pressurized air gets into from suction port 43; Through pneumatic pannel 412, spool 42 endoporus, divide the B mouth on the air-casing 44 to arrive cylinder 1 left side by the road, gas promotes piston 5 and moves right, the waste gas on cylinder 1 right side through with minute air-casing 44 on the pipeline that is communicated with of A mouth get into a minute air-casing 44; This moment, the A mouth communicated with exhaust port 45, and waste gas is able to discharge.When piston 5 moves to right-hand member stroke summit; Pulling pull bar 49 moves right; Pull bar 49 drives spring bearer plate 46, the switching-over spring 47 quick guide sleeve 48 that promotes under the spring force effect and moves right with spool 42; Spool 42 and the relative position that divides air-casing 44 are changed, form the switching-over of inlet and outlet gas channels, the steel ball 411 in the spring seat lifts and under retaining spring 410 effects, takes a seat to spool 42 location in spool 42 displacement backs simultaneously; Shown in accompanying drawing 5; After the switching-over, pressurized air gets into from suction port 43, and the A mouth on pneumatic pannel 412, spool 42 endoporus, branch air-casing 44 arrives cylinder 1 right side by the road; Gas promotes piston 5 and is moved to the left; The waste gas in cylinder 1 left side through with minute air-casing 44 on the pipeline that is communicated with of B mouth get into and divide an air-casing 44, this moment, the B mouth communicated with exhaust port 45, waste gas is able to discharge.When piston 5 moves to left end stroke summit; Pushing drawing rod 49 is moved to the left; Pull bar 49 pressuring spring pressing plates 46, switching-over spring 47 promote guide sleeve 48 and spool 42 fast and are moved to the left under the spring force effect; Spool 42 and the relative position that divides air-casing 44 are changed once more, form the switching-over of inlet and outlet gas channels once more.Accomplish the to-and-fro motion of cylinder piston one-period thus, and so repeatedly.

Install slurry-inlet valve 9 and be connected with slurry cylinder 2 at stock inlet 6 places, suction port 43 connection admission lines 8, entire pump is external wraps up with shell, reserve the inlet and outlet mouth and advance, the plasma discharge mouth gets final product.

Claims

1. pneumatic two fluid grouting pump; Comprise cylinder (1), slurry cylinder (2), mixer (3), realize the continuous reciprocating Pneumatic assembly of cylinder (4); It is characterized in that: a side of said cylinder (1) inner carrier (5) connects said Pneumatic assembly (4); The opposite side of said cylinder (1) inner carrier (5) connects two said slurry cylinders (2), and said slurry cylinder (2) is inhaled slurry, plasma discharge with said piston (5) to-and-fro motion, carries slurries to said mixer (3).

2. a kind of pneumatic two fluid grouting pump according to claim 1; It is characterized in that: said Pneumatic assembly (4) comprises shell (41), spool (42), suction port (43), drives the mobile transposition of said spool (42) and the elasticity changement, the spring seat of locating said spool (42) that are connected with said piston (5) one sides, places the branch air-casing (44) between said shell (41) and the said spool (42), offers exhaust port (45) on the said shell (41); Said spool (42) with said minute air-casing (44) cooperate; Forming the two-way air flue between the two is communicated with said cylinder (1) both sides respectively; One road air flue air inlet promotes said piston (5) motion, and cylinder waste gas is discharged from said exhaust port (45) through another road air flue exhaust, drives said spool (42) and moves thereby piston drives said elasticity changement when moving to the stroke summit; Form inlet and outlet two-way air flue switching-over conversion, said spring seat is taken a seat and is located said spool (42).

3. a kind of pneumatic two fluid grouting pump according to claim 2; It is characterized in that: said elasticity changement comprises spring bearer plate (46), switching-over spring (47), guide sleeve (48), pull bar (49); Said spring bearer plate (46) is pressed in said switching-over spring (47) two ends; Be pressed in the said spool (42) by said guide sleeve (48); The horizontal polyphone of said pull bar (49) connects said spring bearer plate (46) and said switching-over spring (47), and said pull bar (49) one ends are connected with said piston (5) one sides.

4. a kind of pneumatic two fluid grouting pump according to claim 2; It is characterized in that: said spring seat comprises retaining spring (410), steel ball (411); Both are pressed into said shell (41) both sides, and said retaining spring (410) contacts with said spool (42).

5. a kind of pneumatic two fluid grouting pump according to claim 2; It is characterized in that: also comprise pneumatic pannel (412); Said pneumatic pannel (412) is fixed on the inwall place of said suction port (43), said pneumatic pannel (412) and the closely pressing of said minute air-casing (44).

6. a kind of pneumatic two fluid grouting pump according to claim 4 is characterized in that: the groove that supplies said steel ball (411) to take a seat is set on the said spool (42).

7. a kind of pneumatic two fluid grouting pump according to claim 1 is characterized in that: be delivered to said mixer (3) behind the plasma discharge crossfire of two said slurry cylinders (2).