CN217108217U - Outlet piece for grouting mechanism of hydraulic push type grouting machine - Google Patents

Abstract

The utility model discloses an outlet member for a grouting mechanism of a hydraulic pushing type grouting machine, which is provided with a three-way interface, a valve sleeve with a flat square, a valve core assembly and an outlet joint, wherein the valve core assembly reciprocates in a space formed by the outlet joint, the valve sleeve with the flat square and the three-way interface under the action of force; the part of the outlet joint connected with the valve sleeve with the flat square is provided with an inwards concave channel which is arc-shaped and inwards concave along the connecting direction of the valve sleeve with the flat square and the outlet joint; the inner part of the valve bush with the flat square is separated into two parts through the chassis, the inner wall of the valve bush with the flat square, which is positioned on the side part of the valve core assembly, is contracted inwards to form an inner ring layer, a central hole and a slurry passing hole are arranged on the chassis along the thickness direction of the chassis, the valve core assembly is utilized to carry out reciprocating motion in the valve bush with the flat square, so that the whole outlet member is in a switching-on or switching-off state, an arc-shaped concave channel is arranged at an outlet joint of the outlet member, the injection pressure of slurry can be effectively improved, and the purpose of high-speed slurry outlet is achieved.

Description

Outlet piece for grouting mechanism of hydraulic push type grouting machine

Technical Field

The utility model belongs to the technical field of the grouter technique and specifically relates to an export piece for hydraulic pressure promotes type grouter grouting mechanism.

Background

The high-pressure grouting machine is a common device in the construction industry and is mainly used for grouting operation of cement grouting materials.

The grouting head adopted by the high-pressure grouting machine in the prior art is only provided with one inlet and outlet, so that grouting operation of one station or one slurry can be realized during grouting, and for some scenes in which double-station grouting operation or synchronous grouting operation of two types of slurry is required to be realized simultaneously, two high-pressure grouting machines are required to work in a matched manner, so that the cost investment is increased, and the engineering benefit is reduced.

The inlet and outlet devices of the grouting head in the prior art are in various types, but the possibility of continuous innovation still exists, and the application is designed based on the device.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an outlet member that the design is used for hydraulic pressure to promote type grouting machine grouting mechanism can utilize the case subassembly to carry out reciprocating motion in taking flat square valve barrel inside to make whole outlet member be in and switch on or the off-state, set up curved indent passageway at outlet connection of outlet member, can effectively promote out the injection pressure of thick liquid, thereby play the purpose of high-speed thick liquid.

The utility model discloses a following technical scheme realizes: the outlet member for the grouting mechanism of the hydraulic push type grouting machine is provided with a three-way interface, a square valve sleeve with a flat band, a valve core assembly and an outlet connector, wherein the three-way interface and the outlet connector are connected with two ends of the square valve sleeve with the flat band; an inward concave channel which is arc-shaped and concave inwards along the connecting direction of the flat square valve sleeve and the outlet connector is arranged at the part where the outlet connector is connected with the flat square valve sleeve; the inner part of the valve core component is provided with a flat square valve sleeve, the inner wall of the valve core component is provided with a through hole, the through hole is communicated with the through hole along the thickness direction of the base plate, and the through hole is communicated with the valve core component along the axial direction of the inner ring layer.

Further for realizing better the utility model discloses, adopt the following structure that sets up very much: the outlet joint comprises an outer wire interface, a square seat and an inner wire interface which are connected with each other, the middle parts of the outer wire interface and the square seat are communicated through a first channel, the inner concave channel is communicated with the inner wire interface, and the inner concave channel is coaxial with the first channel.

Further for realizing better the utility model discloses, adopt the following structure that sets up very much: the tee joint comprises an outer wire connector, a square seat and an inner wire connector which are connected with each other, the middle parts of the outer wire connector, the square seat and the inner wire connector are coaxially communicated through a first channel and a second channel, and the first channel is communicated with the outer wire connector.

Further for realizing better the utility model discloses, adopt the following structure that sets up very much: and sealing rings are arranged at the part of the outlet joint connected with the valve sleeve with the flat square and the part of the three-way joint connected with the valve sleeve with the flat square.

Further for realizing better the utility model discloses, adopt the following structure that sets up very much: the number of the pulp passing holes is at least 3, the central hole is positioned in the center of the chassis, and the diameter of the central hole is smaller than that of the pulp passing holes.

Further for realizing better the utility model discloses, adopt the following structure that sets up very much: the valve core assembly comprises a valve core and a valve core spring sleeved on the valve core, the valve core is of a concentric T-shaped structure formed by a large cylinder and a small cylinder, the valve core spring is sleeved on the small cylinder, the small cylinder can reciprocate in a central hole, and the outer diameter of the large cylinder is smaller than the inner wall of the inner ring layer.

Further for realizing better the utility model discloses, adopt the following structure that sets up very much: the inner wall of the inner ring layer is intersected with the center of any slurry passing hole.

Compared with the prior art, the utility model, following advantage and beneficial effect have:

the utility model discloses can utilize the case subassembly to carry out reciprocating motion in taking flat square valve barrel inside to make whole export spare be in and switch on or the off-state, set up curved indent passageway at the exit linkage of export spare, can effectively promote out the injection pressure of thick liquid, thereby play the purpose of high-speed play thick liquid.

The utility model discloses when using the grouter (with on the grouter grout head department with the part that is connected as the external pipeline of interface changes into outlet member), under highly compressed effect, when the case subassembly to the three way connection side operation and when holding up three way connection, will make whole outlet member be the off-state, and will make whole outlet member be the on-state when the case subassembly moves to the outlet connection side.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic structural diagram (exploded view) of the present invention.

Fig. 3 is a cross-sectional view of the outlet connector of the present invention.

Fig. 4 is the structural schematic diagram of the valve sleeve with flat square of the present invention.

Fig. 5 is a sectional view of the valve sleeve with flat square of the present invention.

Fig. 6 is a schematic view of the three-way interface structure of the present invention.

The valve comprises a valve body, a valve core, a valve seat, a valve core spring, a valve core spring, a valve seat, a valve core spring, and a valve core spring, wherein the valve core spring is arranged in the valve core spring, and the valve core spring is arranged in the valve core spring.

Detailed Description

The present invention will be described in further detail with reference to examples, but the embodiments of the present invention are not limited thereto.

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

In the description of the present invention, it is to be understood that the terms and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplified description, and do not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless explicitly specified or limited otherwise, the terms "mounting," "connecting," "setting," "laying," "fixing," and the like are to be understood in a broad sense, and may be, for example, a fixed connection, a detachable connection, or an integrated connection, and are not limited to various conventional mechanical connection manners such as screwing, interference fitting, riveting, screw thread auxiliary connection, and the like by what means. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

It is worth noting that: in the present application, when it is necessary to apply the known technology or the conventional technology in the field, the applicant may have the case that the known technology or/and the conventional technology is not specifically described in the text, but the technical means is not specifically disclosed in the text, and the present application is considered to be not in compliance with the twenty-sixth clause of the patent law.

Example 1:

as shown in fig. 1 to 6, an outlet member for a grouting mechanism of a hydraulic push type grouting machine can utilize a valve core assembly to perform reciprocating motion inside a valve sleeve with a flat square, so that the whole outlet member is in a conducting or closing state, an arc-shaped concave channel is arranged at an outlet connector of the outlet member, the jet pressure of slurry can be effectively increased, and the purpose of high-speed slurry discharge is achieved, the outlet member is provided with a three-way connector 3, a valve sleeve with a flat square 2, a valve core assembly and an outlet connector 6, the three-way connector 3 and the outlet connector 6 are connected to two ends of the valve sleeve with a flat square 2, the valve core assembly is arranged in the valve sleeve with a flat square 2, the outlet connector 6 is connected to a non-valve core assembly mounting side, and the valve core assembly reciprocates in a space formed by the outlet connector 6, the valve sleeve with a flat square 2 and the three-way connector 3 under the action of force; an inward concave channel 21 which is arc-shaped and concave along the connecting direction of the flat square valve sleeve 2 and the outlet joint 6 is arranged at the connecting part of the outlet joint 6 and the flat square valve sleeve 2; the interior of the valve housing 2 with the flat square is separated into two parts through a chassis 11, the inner wall of the valve housing 2 with the flat square, which is positioned at the side part of the valve core assembly, is contracted inwards to form an inner ring layer 12, a central hole 9 and a slurry passing hole 10 are arranged on the chassis 11 in a penetrating manner along the thickness direction of the chassis 11, and the slurry passing hole 10 is arranged in a penetrating manner along the axial direction of the inner ring layer 12 at the side of the valve core assembly.

As a preferred arrangement scheme, the outlet member mainly comprises an outlet connector 6, a square valve sleeve 2 with a flat part, a valve core assembly and a three-way interface 3, wherein the outlet connector 6 and the three-way interface 3 are respectively connected to two ends of the square valve sleeve 2 with a flat part, the outlet connector 6 is connected to one side of the valve core assembly which is not arranged, the outlet connector 6, the square valve sleeve 2 with a flat part and the three-way interface 3 can form a movable space, and the valve core assembly can reciprocate in the movable space under the action of force;

wherein, the part of the outlet joint 6 connected with the valve sleeve 2 with flat square is provided with an inward concave channel 21 which is arc-shaped and inward concave along the connecting direction of the valve sleeve 2 with flat square and the outlet joint 6, namely, the longitudinal section of the inward concave channel 21 is arc-shaped, and the connecting end of the valve sleeve 2 with flat square is arc-shaped;

the valve housing 2 with the flat square is used as a main forming body of the movable space, the inside of the valve housing 2 with the flat square is divided into two parts (simply referred to as a valve core component mounting side and an outlet joint mounting side) by a formed chassis 11, the inside of the valve housing 2 with the flat square on the valve core component mounting side is thickened toward the center of the valve housing 2 with the flat square to form an inner ring layer 12, the height (also referred to as depth) of the inner ring layer 12 is lower than the whole height of the valve core component mounting side, a center hole 9 and a slurry through hole 10 are arranged on the chassis 11 in a penetrating manner along the thickness direction of the chassis 11 (namely, the axial direction of the valve housing 2 with the flat square), preferably, the slurry through hole 10 is uniformly arranged outside the center hole 9, and the slurry through hole 10 penetrates through the valve core component side along the axial direction of the inner ring layer 12 (namely, a through groove (slurry through hole wall 13) is formed in the height direction of the inner ring layer 12).

In use, the inlet member is connected to a high pressure grouting machine (i.e. the existing high pressure grouting machine can be replaced by the outlet member as part of the outlet), and under the action of high pressure, the valve core assembly reciprocates in the installation side of the valve core assembly in the valve housing 2, so that when it moves to one side, the whole outlet member is in a conducting state, and when it moves to the other side, the whole outlet member is in a closed state, and when in the conducting state, the grout to be grouted flows to another conducting part connected with the outlet member through the outlet member, and when in the closed state, the grout to be grouted does not flow through the outlet member.

Example 2:

this embodiment is further optimized on the basis of above-mentioned embodiment, and the parts the same with aforementioned technical scheme will not be repeated herein, as shown in fig. 1-fig. 6, further for better realizing the utility model discloses, adopt the following structure that sets up very much: the outlet connector 6 comprises an outer wire connector 15, a square seat 16 and an inner wire connector 17 which are connected with each other, the middle parts of the outer wire connector 15 and the square seat 16 are communicated through a first channel 19, the inner concave channel 21 is communicated with the inner wire connector 17, and the inner concave channel 21 is coaxial with the first channel 19.

Wherein, the outlet joint 6 is composed of an outer screw interface 15, a square seat 16 and an inner screw interface 17 which are sequentially arranged, the three parts are preferably an integrally formed structure, an inner screw interface 17 is provided with an inner concave channel 21 which is concave towards the square seat 16 side in a circular arc shape, the inner screw interface 17 of the outlet joint 6 is screwed on the non-valve core component mounting side with the flat square valve sleeve 2, the middle parts of the outer screw interface 15 and the square seat 16 are communicated through a first channel 19, the inner concave channel 21 is communicated with the inner screw interface 17, when in arrangement, the first channel 19 and the inner concave channel 21 are coaxial, when in specific application arrangement, the first channel 19 can adopt a channel arrangement mode that a large flow path and a small flow path are matched (but can also adopt an arrangement mode that the same flow path is the first channel 19 is a cylindrical tube), the flow path of the connecting end of the far inner concave channel 21 is a large flow path, when in application, the inner concave channel 19 and the inner concave channel 20 form a funnel-shaped channel, the slurry is collected after passing through the recessed channel 20 and ejected at high velocity through the first channel 19 having a smaller flow path.

Example 3:

this embodiment is further optimized on the basis of any above-mentioned embodiment, and the parts the same with aforementioned technical scheme will not be repeated herein, as shown in fig. 1-6, further for better realizing the utility model discloses, adopt the following structure that sets up in particular: the tee joint 3 comprises an outer wire connector 15, a square seat 16 and an inner wire connector 17 which are connected with each other, the middle parts of the outer wire connector 15, the square seat 16 and the inner wire connector 17 are coaxially communicated through a first channel 19 and a second channel 20, and the first channel 19 is communicated with the outer wire connector 15.

The three-way connector 3 is formed by an outer thread connector 15, a square seat 16 and an inner thread connector 17 which are sequentially arranged, the three parts are preferably integrally formed, the inner thread connector 17 of the three-way connector 3 is screwed on the installation side of a valve core assembly with a flat square valve sleeve 2, the middle parts of the outer thread connector 15, the square seat 16 and the inner thread connector 17 are coaxially communicated through a first channel 19 and a second channel 20, the first channel 19 is communicated with the outer thread connector 15, the second channel 20 is communicated with the square seat 16 and the inner thread connector 17, the circulation radius of the first channel 19 is smaller than that of the second channel 20, and the surface, entering the flat square valve sleeve 2, of the inner thread connector 17 of the three-way connector 3 is set to be a plane (namely the second channel 20 is a cylindrical barrel).

Example 4:

this embodiment is further optimized on the basis of any above-mentioned embodiment, and the parts the same with aforementioned technical scheme will not be repeated herein, as shown in fig. 1-6, further for better realizing the utility model discloses, adopt the following structure that sets up in particular: and the part of the outlet joint 6 connected with the valve housing 2 with the flat square and the part of the three-way joint 3 connected with the valve housing 2 with the flat square are both provided with a sealing ring 4.

When the valve is arranged and applied, the outlet connector 6 and the three-way connector 3 are both provided with the sealing ring 4 when being connected with the valve housing 2 with the flat square, so that the two ends of the valve housing 2 with the flat square and the square seat 16 have good sealing performance, the sealing ring 4 is sleeved on the internal thread connector 17 during installation, and the sealing ring 4 is preferably a metal rubber composite sealing ring.

Example 5:

this embodiment is further optimized on the basis of any above-mentioned embodiment, and the parts the same with aforementioned technical scheme will not be repeated herein, as shown in fig. 1-6, further for better realizing the utility model discloses, adopt the following structure that sets up in particular: the number of the pulp passing holes 10 is at least 3, the central hole 9 is positioned in the center of the chassis 11, and the diameter of the central hole 9 is smaller than that of the pulp passing holes 10.

As a preferable arrangement scheme, at least 3 slurry passing holes 10 are arranged, at least 3 slurry passing holes 10 are uniformly distributed on the periphery of a central hole 9, the central hole 9 is arranged by taking the geometric center of the valve sleeve 2 with a flat square as the center, the central hole 9 is used for limiting the valve core assembly, the slurry passing holes 10 are used for passing slurry, when in arrangement, the diameter of the central hole 9 is smaller than that of the slurry passing holes 10, and the slurry passing holes 10 are preferably 4.

Example 6:

this embodiment is further optimized on the basis of any above-mentioned embodiment, and the parts the same with aforementioned technical scheme will not be repeated herein, as shown in fig. 1-6, further for better realizing the utility model discloses, adopt the following structure that sets up in particular: the valve core assembly comprises a valve core 42 and a valve core spring 43 sleeved on the valve core 42, the valve core 42 is of a concentric T-shaped structure formed by a large cylinder and a small cylinder, the valve core spring 43 is sleeved on the small cylinder, the small cylinder can reciprocate in the central hole 9, and the outer diameter of the large cylinder is smaller than the inner ring layer inner wall 10 of the inner ring layer 12.

As a preferable arrangement scheme, the valve core assembly consists of a valve core 42 and a valve core spring 43, wherein the valve core is of a T-shaped structure formed by concentrically connecting a large cylinder with a small cylinder, the valve core spring 43 is sleeved on the small cylinder, the outer diameter of the large cylinder is smaller than the inner wall 14 of the inner ring layer 12, when the valve core assembly is specifically applied, the far large cylinder end of the small cylinder is arranged in the central hole 9, and the large cylinder compresses the spring under the action of pressure to enable the valve core 42 to operate towards the non-valve core assembly arrangement side with the flat square valve sleeve, so that slurry can flow to the outlet joint installation side with the flat square valve sleeve through the slurry through hole 11 after passing through a gap between the outer diameter of the large cylinder and the inner wall 14 of the inner ring layer; when the pressure disappears, under the elastic action of the valve core spring 43, the valve core will be pushed back reversely, so that the large cylinder of the valve core 42 is tightly attached to the three-way joint 3, the side is closed, and the outlet member is in a closed state.

Example 7:

this embodiment is further optimized on the basis of any above-mentioned embodiment, and the parts the same with aforementioned technical scheme will not be repeated herein, as shown in fig. 1-6, further for better realizing the utility model discloses, adopt the following structure that sets up in particular: the inner ring layer inner wall 14 of the inner ring layer 12 intersects with the center of any one of the slurry through holes 10.

When the inner ring layer 12 is arranged, the circle formed by the inner wall 14 of the inner ring layer preferably intersects with the center of any one of the grout holes 10, so that the better grout passing capability can be realized, but the arrangement is not limited to the above.

The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention in any form, and all the technical matters of the present invention are within the protection scope of the present invention to any simple modification and equivalent changes made by the above embodiments.

Claims (7)

1. A export piece for hydraulic pressure promotes type grouter grouting mechanism, its characterized in that: the valve core assembly is provided with a three-way interface (3), a square valve sleeve (2), a valve core assembly and an outlet connector (6), wherein the three-way interface (3) and the outlet connector (6) are connected to two ends of the square valve sleeve (2), the valve core assembly is arranged in the square valve sleeve (2), the outlet connector (6) is connected to the installation side of the non-valve core assembly, and the valve core assembly reciprocates in a space formed by the outlet connector (6), the square valve sleeve (2) and the three-way interface (3) under the action of force; an inward concave channel (21) which is arc-shaped and concave inwards along the connecting direction of the flat square valve sleeve (2) and the outlet joint (6) is arranged at the connecting part of the outlet joint (6) and the flat square valve sleeve (2); the valve core component is characterized in that the interior of the valve bush with the flat square (2) is separated into two parts through a chassis (11), the inner wall of the valve bush with the flat square (2) positioned at the side part of the valve core component is contracted inwards to form an inner ring layer (12), a center hole (9) and a slurry passing hole (10) are arranged on the chassis (11) in a penetrating mode along the thickness direction of the chassis (11), and the slurry passing hole (10) is arranged in a penetrating mode along the axial direction of the inner ring layer (12) at the side of the valve core component.

2. An outlet member for a hydraulically propelled grouter mechanism according to claim 1, wherein: the outlet connector (6) comprises an outer wire interface (15), a square seat (16) and an inner wire interface (17) which are connected with each other, the middle parts of the outer wire interface (15) and the square seat (16) are communicated through a first channel (19), an inner concave channel (21) is communicated with the inner wire interface (17), and the inner concave channel (21) is coaxial with the first channel (19).

3. An outlet member for a hydraulically propelled grouter mechanism according to claim 1, wherein: tee bend interface (3) are including interconnect's outer silk interface (15), square seat (16) and interior silk interface (17), and outer silk interface (15), square seat (16) and interior silk interface (17) middle part are through coaxial link up of first passageway (19) and second passageway (20), outer silk interface (15) are link up in first passageway (19).

4. An outlet member for a hydraulically propelled grouter mechanism according to claim 1, wherein: and the part of the outlet joint (6) connected with the valve sleeve (2) with the flat square and the part of the three-way joint (3) connected with the valve sleeve (2) with the flat square are both provided with sealing rings (4).

5. An outlet member for a hydraulically propelled grouter mechanism according to claim 1, wherein: the number of the pulp passing holes (10) is at least 3, the central hole (9) is positioned in the center of the chassis (11), and the diameter of the central hole (9) is smaller than that of the pulp passing holes (10).

6. An outlet member for a hydraulically propelled grouter mechanism according to claim 1, wherein: the valve core assembly comprises a valve core (42) and a valve core spring (43) sleeved on the valve core (42), the valve core (42) is of a concentric T-shaped structure formed by a large cylinder and a small cylinder, the valve core spring (43) is sleeved on the small cylinder, the small cylinder can reciprocate in the central hole (9), and the outer diameter of the large cylinder is smaller than the inner ring layer inner wall (14) of the inner ring layer (12).

7. An outlet member for a hydraulically propelled grouter mechanism according to claim 3, wherein: the inner wall (14) of the inner ring layer (12) is intersected with the center of any one of the slurry through holes (10).

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