CN214787493U

CN214787493U - Valve frame of hydraulic support control valve

Info

Publication number: CN214787493U
Application number: CN202121175692.5U
Authority: CN
Inventors: 赵强; 宗利红
Original assignee: Lingshi Changxing Machinery Manufacturing Co ltd
Current assignee: Lingshi Changxing Machinery Manufacturing Co ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2021-11-19
Anticipated expiration: 2031-05-28

Abstract

The utility model particularly relates to a hydraulic support operating valve frame belongs to hydraulic support technical field, and the problem that solve provides a make things convenient for operating valve group lift valve frame, and the scheme of adoption is: valve group fixing plates at two ends of the control valve group are correspondingly fixed with connecting fixing plates at corresponding sides, the upper ends of the two connecting fixing plates are fixed with a lower lifting plate which is horizontally arranged, an upper positioning plate is arranged above the lower lifting plate in parallel with the lower lifting plate, the upper positioning plate is fixed with a top beam of the hydraulic support, a plurality of shear-type fork frames which are horizontally arranged are connected between the lower lifting plate and the upper positioning plate, a lifting adjusting screw rod which is horizontally arranged drives the lower lifting plate to move towards or away from the upper positioning plate by adjusting the shear-type fork frames, and clamping components for positioning the shear-type fork frames are also connected to the shear-type fork frames; the utility model discloses conveniently control the lift adjustment of valves, and the security is high.

Description

Valve frame of hydraulic support control valve

Technical Field

The utility model belongs to the technical field of hydraulic support, concretely relates to hydraulic support operating valve frame.

Background

The hydraulic support is a common device for coal mining and is a supporting device arranged in a coal mining section of a mine working face. The hydraulic support operating valve controls various actions of lifting, moving, pushing, balance adjustment, side protection, front beam extension, side protection and the like of the support, and the working reliability and safety of the hydraulic support operating valve are very important. For a hydraulic support applied to a thick coal seam working surface and used for mining the full height at one time, when the thickness of a coal seam changes, the supporting height of the hydraulic support changes along with the change of the thickness of the coal seam, when the hydraulic support is in a high supporting state, an operating valve group arranged on a top beam is in a high position, and a worker can operate by means of other tools or objects due to overhigh position of the operating valve, so that the operation risk of the operating valve group is increased. In order to facilitate the operation, the control valve plate is designed to be telescopic, and is retracted when the lowest mining height is reached and extended when the maximum mining height is reached. In the prior art, two vertical valve plates are generally arranged on a support, long circular hole-shaped slideways are arranged on the two vertical valve plates and are connected with valve plates of an installation control valve group through bolts, the bolts are loosened when the valve plates need to be stretched, and the bolts are fastened after the valve plates are stretched to proper positions along the long circular hole slideways. The valve plate of installation operating valve group is fixed mutually with the fastening of vertical valve plate through the bolt, because the bolt fragile, and the frequent operation of workman, intensity of labour is high, uses inconveniently, because the weight of operating valve group is great, wastes time and energy during the regulation, has serious potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes prior art exists not enough, provides a hydraulic support operating valve frame, conveniently manipulates the lift adjustment of valves, and the security is high.

In order to solve the technical problem, the utility model discloses a technical scheme be: a hydraulic poppet-operated valve poppet, comprising: the hydraulic lifting device comprises an operating valve group, connecting fixing plates, a lower lifting plate, an upper positioning plate, scissor-type fork frames, lifting adjusting screw rods and clamping components, wherein the operating valve group is connected with a hydraulic pipeline of a hydraulic support, two connecting fixing plates are symmetrically arranged at two ends of the operating valve group, the valve group fixing plates at the two ends of the operating valve group are correspondingly fixed with the connecting fixing plates at the corresponding sides, the upper ends of the two connecting fixing plates are fixed with the lower lifting plate which is horizontally arranged, the upper positioning plate is arranged above the lower lifting plate in parallel with the lower lifting plate, the upper positioning plate is fixed with a top beam of the hydraulic support, a plurality of scissor-type fork frames which are arranged in parallel are connected between the lower lifting plate and the upper positioning plate, and the lifting adjusting screw rods which are horizontally arranged drive the lower lifting plate to move towards or away from the upper positioning plate by adjusting the distance between two ends of the fork frames, therefore, the lifting of the operating valve group is driven to adapt to mining at different coal seam heights, and the clamping part for positioning the scissor fork is further connected to the scissor fork so as to ensure the safety of positioning and using the valve frame of the operating valve of the hydraulic support.

The hydraulic support operating valve frame further comprises: the upper adjusting base, the upper guide hole, the upper transverse shaft, the lower adjusting base, the lower guide hole, the lower transverse shaft, the upper pin shaft and the lower pin shaft are horizontally arranged below the upper positioning plate, the lower transverse shaft and the upper pin shaft are correspondingly arranged above the lower lifting plate, the upper transverse shaft and the upper pin shaft are vertically arranged with the lifting adjusting screw rod, the upper transverse shaft and the lower transverse shaft are vertically arranged in parallel, the upper pin shaft and the lower pin shaft are vertically arranged in parallel, the end part of the scissor fork frame is hinged with the upper transverse shaft, the upper pin shaft, the lower transverse shaft and the lower pin shaft at corresponding positions respectively, the upper adjusting base is fixed with the upper positioning plate, the upper guide hole through which the upper transverse shaft penetrates is arranged on the upper adjusting base, the upper transverse moving shaft can horizontally reciprocate relative to the upper guide hole, the lower adjusting base is fixed with the lower lifting plate, the lower adjusting base is provided with the lower guide hole through which the lower transverse moving shaft penetrates, the lower transverse moving shaft can horizontally reciprocate relative to the lower guide hole, the upper pin shaft is fixed or hinged with the upper positioning plate, the lower pin shaft is fixed or hinged with the lower lifting plate, the lower transverse moving shaft is fixed with a fixing nut through which the lifting adjusting screw rod penetrates, the lifting adjusting screw rod is in threaded connection with the fixing nut, and the middle part of the lower pin shaft is fixed with a connecting bearing through which the lifting adjusting screw rod penetrates. When the lifting adjusting screw rod rotates, the lower transverse moving shaft can be driven to move in the direction close to and far away from the lower pin shaft, so that the change of the distance between the two ends of the scissor fork frame is driven to cause the change of the distance between the lower lifting plate and the upper positioning plate, the lifting of the control valve group is conveniently carried, the traditional repeated bolt dismounting is avoided, the time and the labor are saved, and the operation is convenient and rapid.

The lower transverse moving shaft is connected with the clamping component, and the clamping component is used for preventing the lower transverse moving shaft from transversely moving relative to the lower guide hole.

The chucking member includes: the lower part of the lower guide hole is provided with a strip-shaped accommodating cavity, the strip-shaped accommodating cavity is horizontally and movably arranged in the accommodating cavity, the strip-shaped teeth are perpendicular to the lower transverse moving shaft, the lower part of the strip-shaped teeth is connected with the vertically arranged positioning screw rod through a bearing, the lower lifting plate is provided with a threaded hole through which the positioning screw rod penetrates, the lower end of the positioning screw rod penetrates through the lower adjusting base and extends to the lower part of the lower lifting plate, the positioning screw rod is in threaded connection with the threaded hole, the positioning screw rod is screwed to tightly press the strip-shaped tooth top against the lower transverse moving shaft, so that the lower transverse moving shaft is attached to the upper wall of the lower guide hole, the lower transverse moving shaft is further positioned, the movement of the lower transverse moving shaft is prevented, and the lifting of the lower lifting plate caused by touching the lifting adjusting screw rod is prevented, the safety and reliability of the device are improved.

The lower traverse shaft is of a structure with strip-shaped tooth grooves on the surface, and the strip-shaped tooth grooves on the lower traverse shaft are used for being meshed with the surfaces of the strip-shaped teeth, so that the positioning is more stable.

The lower guide hole is used for tightly propping against a structure of a strip-shaped tooth groove formed in the wall surface of the lower transverse moving shaft, the strip-shaped tooth groove in the lower guide hole is matched with the strip-shaped tooth to clamp the lower transverse moving shaft and is clamped with the strip-shaped tooth groove on the surface of the lower transverse moving shaft, the use safety of the control valve group is effectively guaranteed, and the strip-shaped tooth groove structure is a tooth-shaped structure distributed in a strip shape.

And a positioning driving disc for rotating the positioning screw rod is fixed at the lower end of the positioning screw rod, and the positioning driving disc is screwed to enable the strip-shaped teeth to be tightly jacked or be far away from the lower transverse moving shaft.

And a lifting driving disc is fixed at the end part of the lifting adjusting screw rod, and the lifting driving disc is screwed to drive the lifting adjusting screw rod to rotate forwards or backwards, so that the lower lifting plate is driven to lift.

And a reinforcing seat through which the lifting adjusting screw rod penetrates is fixed on the lower lifting plate, and the lifting adjusting screw rod can rotate relative to the reinforcing seat.

And a plurality of positioning seats are fixed on two sides of the upper positioning plate side by side, and the positioning seats are fixed with the top beam of the hydraulic support through bolts.

Compared with the prior art, the utility model following beneficial effect has.

One, the utility model discloses a set up the height of lower lifter plate, the top board that the position can be adjusted in order to adjust the valves, conveniently control the lift adjustment of valves, use swiftly, improved the operating efficiency.

Two, the utility model discloses a set up the matched with and cut the formula crotch and lift accommodate the lead screw and adjust the distance of lifter plate, top board down, reduced staff's intensity of labour, labour saving and time saving.

Thirdly, the utility model discloses a connect chucking part on the sideslip axle down to guarantee the security when hydraulic support operating valve frame location uses, prevent the removal of sideslip axle down, thereby prevent because the touching the lift of lifter plate has improved the security and the reliability that this device used down.

Drawings

The present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a front view of the valve frame of the hydraulic support control valve of the present invention.

Fig. 2 is a left side view of the valve frame of the hydraulic support control valve of the present invention.

Fig. 3 is a schematic structural diagram of the clamping member according to the present invention.

Fig. 4 is a schematic structural diagram of the clamping member of the present invention.

Fig. 5 is a top view of the lower lifting plate of the present invention.

In the figure: the device comprises a control valve group 1, a valve group fixing plate 2, a connecting fixing plate 3, a lower lifting plate 4, a lower adjusting base 5, a lower guide hole 6, a lower transverse shaft 7, an upper adjusting base 8, an upper transverse shaft 9, an upper guide hole 10, an upper positioning plate 11, a positioning seat 12, a scissor fork 13, a lifting adjusting screw rod 14, a lifting driving disc 15, a reinforcing seat 16, a containing cavity 17, a strip-shaped tooth 18, a positioning driving disc 19, a positioning screw rod 20, a threaded hole 21, a fixing nut 22, an upper pin shaft 23, a lower pin shaft 24 and a connecting bearing 25.

Detailed Description

The following is a further description with reference to specific examples.

A hydraulic poppet-operated valve poppet, comprising: the hydraulic lifting device comprises an operating valve group 1, connecting fixing plates 3, a lower lifting plate 4, an upper positioning plate 11, scissor fork frames 13, a lifting adjusting screw rod 14 and a clamping component, wherein the operating valve group 1 is connected with a hydraulic pipeline of a hydraulic support, two connecting fixing plates 3 are symmetrically arranged at two ends of the operating valve group 1, valve group fixing plates 2 at two ends of the operating valve group 1 are correspondingly fixed with the connecting fixing plates 3 at corresponding sides, the upper ends of the two connecting fixing plates 3 are fixed with the lower lifting plate 4 which is horizontally arranged, the upper positioning plate 11 is arranged above the lower lifting plate 4 in parallel with the lower lifting plate 4, the upper positioning plate 11 is fixed with a top beam of the hydraulic support, a plurality of scissor fork frames 13 which are horizontally arranged are connected between the lower lifting plate 4 and the upper positioning plate 11, and the lifting adjusting screw rod 14 which is horizontally arranged drives the lower lifting plate 4 to move towards or away from the upper positioning plate 11 by adjusting the height of the scissor fork frames 13 And the scissor fork 13 is also connected with the clamping part for positioning the scissor fork 13.

The hydraulic support operating valve frame further comprises: an upper adjusting base 8, an upper guide hole 10, an upper traverse shaft 9, a lower adjusting base 5, a lower guide hole 6, a lower traverse shaft 7, an upper pin shaft 23 and a lower pin shaft 24, wherein the upper traverse shaft 9 and the upper pin shaft 23 are horizontally arranged below the upper positioning plate 11, the lower traverse shaft 7 and the lower pin shaft 24 are arranged above the lower lifting plate 4 corresponding to the upper traverse shaft 9 and the upper pin shaft 23, the upper traverse shaft 9, the upper pin shaft 23, the lower traverse shaft 7 and the lower pin shaft 24 are all vertically arranged with the lifting adjusting screw 14, the upper traverse shaft 9 and the lower traverse shaft 7 are correspondingly arranged in parallel up and down, the upper pin shaft 23 and the lower pin shaft 24 are correspondingly arranged in parallel up and down, the end part of the scissor fork 13 is hinged with the upper traverse shaft 9, the upper pin shaft 23, the lower traverse shaft 7 and the lower pin shaft 24 at corresponding positions respectively, the upper adjusting base 8 is fixed with the upper positioning plate 11, the upper adjusting base 8 is provided with the upper guide hole 10 through which the upper traverse shaft 9 penetrates, the upper traverse shaft 9 can horizontally reciprocate relative to the upper guide hole 10, the lower adjusting base 5 is fixed with the lower lifting plate 4, the lower adjusting base 5 is provided with the lower guide hole 6 through which the lower traverse shaft 7 penetrates, the lower traverse shaft 7 can horizontally reciprocate relative to the lower guide hole 6, the upper pin shaft 23 is fixed with the upper positioning plate 11, the lower pin shaft 24 is fixed with the lower lifting plate 4, the lower traverse shaft 7 is fixed with the fixing nut 22 through which the lifting adjusting screw 14 penetrates, the lifting adjusting screw 14 is in threaded connection with the fixing nut 22, and the middle part of the lower pin shaft 24 is fixed with the connecting bearing 25 through which the lifting adjusting screw 14 penetrates.

The lower traversing shaft 7 is connected with the clamping part, and the clamping part is used for preventing the lower traversing shaft 7 from traversing relative to the lower guide hole 6.

The chucking member includes: a strip-shaped accommodating cavity 17 is formed in the lower portion of the lower guide hole 6, the strip-shaped accommodating cavity 17 is horizontally arranged, the strip-shaped teeth 18 are movably arranged in the accommodating cavity 17, the strip-shaped teeth 18 are perpendicular to the lower traverse shaft 7, the lower portion of the strip-shaped teeth 18 is connected with the vertically arranged positioning screw rod 20 through a bearing, a threaded hole 21 through which the positioning screw rod 20 penetrates is formed in the lower lifting plate 4, the lower end of the positioning screw rod 20 penetrates through the lower adjusting base 5 and extends to the lower portion of the lower lifting plate 4, the positioning screw rod 20 is in threaded connection with the threaded hole 21, the positioning screw rod 20 is screwed to enable the strip-shaped teeth 18 to tightly press against the lower traverse shaft 7, the lower traverse shaft 7 is attached to the upper wall of the lower guide hole 6, the lower traverse shaft 7 is further positioned, and the lower traverse shaft 7 is prevented from moving, therefore, the lifting of the lower lifting plate 4 caused by touching the lifting adjusting screw rod 14 is prevented, and the safety and the reliability of the device are improved.

The lower traverse shaft 7 has a structure with a strip-shaped tooth groove on the surface.

The lower guide hole 6 is used for tightly supporting a structure that a strip-shaped tooth groove is formed in the wall surface of the lower transverse moving shaft 7, the strip-shaped tooth groove in the lower guide hole 6 and the strip-shaped teeth 18 are matched with each other to clamp the lower transverse moving shaft 7 and are clamped with the strip-shaped tooth groove in the surface of the lower transverse moving shaft, and therefore the use safety of the control valve group 1 is effectively guaranteed.

A positioning driving disc 19 for rotating the positioning screw rod 20 is fixed at the lower end of the positioning screw rod 20, and the positioning driving disc 19 is screwed to enable the bar-shaped teeth 18 to be tightly pressed against or far away from the lower traverse shaft 7.

A lifting driving disc 15 is fixed at the end of the lifting adjusting screw rod 14, and the lifting driving disc 15 is screwed to drive the lifting adjusting screw rod 14 to rotate forwards or backwards, so that the lower lifting plate 4 is driven to lift.

A reinforcing seat 16 through which the lifting adjusting screw 14 penetrates is fixed on the lower lifting plate 4, and the lifting adjusting screw 14 can rotate relative to the reinforcing seat 16.

A plurality of positioning seats 12 are fixed on two sides of the upper positioning plate 11 side by side, and the positioning seats 12 are fixed with a top beam of the hydraulic support through bolts.

The using method comprises the following steps:

(1) fixing the upper positioning plate 11 and the top beam of the hydraulic support through a positioning seat 12;

(2) fixing a valve group fixing plate 2 of the operating valve group 1 with a connecting fixing plate 3 on the corresponding side;

(3) the lifting driving disc 15 is rotated to drive the lifting adjusting screw rod 14 to rotate, so that the upper transverse shaft 9 is driven to simultaneously transversely move along the upper guide hole 10 and the lower transverse shaft 7 is driven to simultaneously transversely move along the lower guide hole 6, the distance between two ends of the scissor fork frame 13 is adjusted, namely the height of the scissor fork frame 13 determines the operating valve group 1 to a proper position, a certain supporting force is provided for the operating valve group 1 during adjustment, and the height of the scissor fork frame 13 is conveniently adjusted;

(4) after the height of the operating valve group 1 is properly adjusted, the positioning driving disc 19 is rotated to enable the strip-shaped teeth 18 to be tightly propped against the lower traverse shaft 7, and then operation can be carried out;

(5) when the operating valve group 1 needs to be adjusted, the positioning driving disc 19 rotates reversely, so that the bar-shaped teeth 18 are separated from the lower transverse moving shaft 7 and descend to the accommodating cavity 17, and the step (3) is repeated, so that the adjusting is convenient, and the use is safe and reliable.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. It will be apparent to those skilled in the art that modifications and improvements can be made to the above-described embodiments without departing from the spirit and scope of the invention. Accordingly, it will be appreciated that those skilled in the art, upon attaining an understanding of the foregoing may readily produce alterations to, variations of, and equivalents to these embodiments without departing from the spirit and scope of the present invention as defined by the appended claims.

Claims

1. A hydraulic poppet-operated valve poppet, comprising: control valves (1), connect fixed plate (3), lower lifter plate (4), top plate (11), cut formula crotch (13), lift accommodate the lead screw (14) and chucking part, the both ends symmetry of control valves (1) is provided with two connect fixed plate (3), the valves fixed plate (2) at control valves (1) both ends with corresponding side connect fixed plate (3) to correspond fixedly, two the upper end and the level setting of connect fixed plate (3) lower lifter plate (4) are fixed mutually, the top of lower lifter plate (4) has rather than parallel arrangement top plate (11), top plate (11) are fixed mutually with the back timber of hydraulic support, lower lifter plate (4) with be connected with a plurality of parallel arrangement between top plate (11) cut formula crotch (13), the level setting lift accommodate the lead screw (14) through adjusting cut formula crotch (13) with the drive lower lifter plate (13) (4) The scissors fork (13) moves towards the direction close to or away from the upper positioning plate (11), and the clamping part for positioning the scissors fork (13) is also connected to the scissors fork (13).

2. The hydraulic poppet pilot valve cage of claim 1, further comprising: an upper adjusting base (8), an upper guide hole (10), an upper transverse shaft (9), a lower adjusting base (5), a lower guide hole (6), a lower transverse shaft (7), an upper pin shaft (23) and a lower pin shaft (24), wherein the upper transverse shaft (9) and the upper pin shaft (23) are horizontally arranged below the upper positioning plate (11), the lower transverse shaft (7) and the lower pin shaft (24) are arranged above the lower lifting plate (4) and correspond to the upper transverse shaft (9) and the upper pin shaft (23), the upper transverse shaft (9), the upper pin shaft (23), the lower transverse shaft (7) and the lower pin shaft (24) are all vertically arranged with the lifting adjusting screw rod (14), the end part of the scissor fork frame (13) is respectively hinged with the upper transverse shaft (9), the upper pin shaft (23), the lower transverse shaft (7) and the lower pin shaft (24) at corresponding positions, and the upper adjusting base (8) is fixed with the upper positioning plate (11), the upper adjusting base (8) is provided with an upper guide hole (10) through which the upper traverse shaft (9) penetrates, the upper traverse shaft (9) can horizontally reciprocate relative to the upper guide hole (10), the lower adjusting base (5) is fixed with the lower lifting plate (4), the lower adjusting base (5) is provided with a lower guide hole (6) through which the lower traverse shaft (7) penetrates, the lower traverse shaft (7) can horizontally reciprocate relative to the lower guide hole (6), the upper pin shaft (23) is fixed with the upper positioning plate (11), the lower pin shaft (24) is fixed with the lower lifting plate (4), the lower traverse shaft (7) is fixed with a fixing nut (22) through which the lifting adjusting screw rod (14) penetrates, the lifting adjusting screw rod (14) is in threaded connection with the fixing nut (22), and the middle of the lower pin shaft (24) is fixed with a connecting bearing (25) through which the lifting adjusting screw rod (14) penetrates ).

3. A hydraulic poppet-operated valve cage according to claim 2, characterized in that the gripping means are connected to the lower traversing shaft (7) and prevent the lower traversing shaft (7) from traversing relative to the lower guide aperture (6).

4. A hydraulic mount actuated valve cage according to claim 3, wherein said clamping member comprises: bar tooth (18) and positioning screw rod (20), the lower part of guiding hole (6) is provided with chamber (17) that holds of rectangular shape down, and the level sets up bar tooth (18) activity set up in hold chamber (17), just bar tooth (18) with traverse shaft (7) set up perpendicularly down, the lower part of bar tooth (18) is connected with vertical setting through the bearing positioning screw rod (20), seted up on lifter plate (4) down screw hole (21) that positioning screw rod (20) run through, the lower extreme of positioning screw rod (20) runs through adjusting base (5) down extend to the lower part of lifter plate (4) down, positioning screw rod (20) with screw hole (21) threaded connection.

5. A hydraulic support-operated valve frame according to claim 4, characterized in that the lower traversing shaft (7) is of a structure with a surface having a strip-shaped tooth groove.

6. The hydraulic support control valve frame according to claim 5, wherein the lower guide hole (6) is used for propping against a structure with a strip-shaped tooth groove formed on the wall surface of the lower traversing shaft (7).

7. A hydraulic support-operated valve frame according to claim 6, characterized in that a positioning driving disc (19) for rotating the positioning screw rod (20) is fixed at the lower end of the positioning screw rod (20).

8. A hydraulic prop-operated valve frame according to claim 1 or 7, characterized in that a lifting drive disc (15) is fixed to the end of the lifting adjusting screw (14).

9. A hydraulic support-operated valve frame according to claim 8, characterized in that a reinforcing seat (16) through which the lifting adjusting screw (14) passes is fixed on the lower lifting plate (4), and the lifting adjusting screw (14) can rotate relative to the reinforcing seat (16).

10. The valve frame of the hydraulic support operating valve according to claim 9, wherein a plurality of positioning seats (12) are fixed on two sides of the upper positioning plate (11) side by side, and the positioning seats (12) are fixed with a top beam of the hydraulic support through bolts.