CN218765893U

CN218765893U - Valve airtightness testing equipment

Info

Publication number: CN218765893U
Application number: CN202223196219.2U
Authority: CN
Inventors: 陆丹丹
Original assignee: Suzhou Dingheng Environmental Protection Technology Co ltd
Current assignee: Suzhou Dingheng Environmental Protection Technology Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-03-28
Anticipated expiration: 2032-11-30

Abstract

The utility model discloses a valve airtightness testing device, which comprises a device body, wherein a sealing cover is arranged at the top of the device body, a hydraulic lifting seat is arranged inside the device body, a valve body quick-connection mechanism is arranged on the hydraulic lifting seat, the valve body quick-connection mechanism comprises a plugging plate and an electric slide rail, a positioning locking seat is arranged on the electric slide rail, a guide groove is arranged on the positioning locking seat, a bidirectional lead screw is rotatably connected inside the guide groove, and the end part of the bidirectional lead screw is fixedly connected with a locking motor; the utility model discloses a set up the quick mechanism that links of valve body, with leaning on the shutoff board of butterfly valve, then electronic slide rail moves the grip block to the butterfly valve both sides, then the locking motor drives the grip block and removes, carries out quick fixation to the butterfly valve, then adjusts electric putter and drives the inflation head and carry out position adjustment, recycles sealed electric putter and will inflate the head near on the flange of butterfly valve, need not frequently to connect the butterfly valve and demolish, effectively improves detection efficiency.

Description

Valve airtightness testing equipment

Technical Field

The utility model relates to a valve test technical field specifically is a valve airtightness testing equipment.

Background

A butterfly valve, also called a flap valve, is a regulating valve with a simple structure, and can be used for on-off control of low-pressure pipeline media, namely, a valve which is opened and closed by rotating a closing member (a valve clack or a butterfly plate) around a valve shaft by taking a closing member (a valve clack or the butterfly plate) as a disk, and when the butterfly valve is produced, test equipment is required to detect the air tightness of the butterfly valve.

In the prior art, the publication number CN215414241U discloses an automatic airtightness detection device for a valve, which solves the problems that the airtightness of the valve needs to be detected at present, the variety and the specification of various valves used in an automatic control system from a simplest stop valve to a very complicated automatic control system are quite various, the detection effect on the valve is poor, and the working strength of workers is enhanced, so that the airtightness detection effect of the valve is reduced; the utility model discloses a, be applicable to the valve of multiple different specifications, through the simplest gas transmission mode, reach the detection effect of valve body, thereby staff's intensity of labour has been reduced, be convenient for detect the gas tightness of valve body, the detection effect of valve gas tightness has been improved, but use this detection device to examine time measuring to the butterfly valve, the valve body both ends are the flange, need to aerify piece and gas shutoff piece and install on the flange at valve body both ends, it can make the efficiency of detection inadequately with demolising to aerify piece and gas shutoff piece installation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a valve airtightness testing equipment to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the valve air tightness performance testing equipment comprises an equipment body, wherein a sealing cover is arranged at the top of the equipment body, a hydraulic lifting seat is arranged inside the equipment body, and a valve body quick-connection mechanism is arranged on the hydraulic lifting seat;

the quick-connecting mechanism of valve body includes shutoff board and electronic slide rail, be equipped with the positioning locking seat on the electronic slide rail, the guide way has been seted up on the positioning locking seat, the inside rotation of guide way is connected with two-way lead screw, two-way lead screw tip fixedly connected with locking motor, threaded connection has two lock nut seats on the two-way lead screw, two the equal fixedly connected with grip block in lock nut seat top, positioning locking seat one side fixed surface is connected with sealed electric putter, electric putter is adjusted to sealed electric putter's output shaft tip fixedly connected with, adjust electric putter's output shaft tip fixedly connected with inflation head.

As a further preferred of this technical scheme, the equal fixed mounting of shutoff board and electronic slide rail is on hydraulic lifting seat, hydraulic lifting seat bottom end fixedly connected with pneumatic cylinder.

As a further preferable mode of the technical solution, two sections of reverse opposite threads are provided on the bidirectional screw rod, and the two locking nut seats are symmetrically provided on the bidirectional screw rod.

As a further preferred aspect of the present technical solution, the sealing electric push rod is fixedly disposed at a central portion of one side of the positioning locking seat, and an end portion of the inflation head is connected with an air pump.

As a further preferred of the technical scheme, the surface of one side of the inflation head is fixedly connected with a sealing ring, and the inflation head is detachably connected with the end part of the output shaft of the adjusting electric push rod.

As a further preferred aspect of this technical scheme, fixedly connected with mount pad is covered in the sealed, be equipped with the detection lamp on the mount pad, the mount pad bottom is equipped with the rubber diaphragm, all be equipped with the contact on rubber diaphragm and the mount pad, be equipped with reset spring between rubber diaphragm and the mount pad.

As a further preferred aspect of the present technical solution, a plurality of lifting electric push rods are fixedly connected inside the device body, and an end portion of an output shaft of each of the plurality of lifting electric push rods is fixedly connected to the sealing cover.

The utility model provides a valve airtightness testing equipment possesses following beneficial effect:

(1) The utility model discloses a set up the fast mechanism that links of valve body, with leaning on the shutoff board of butterfly valve, then electric slide rail moves the grip block to the butterfly valve both sides, then the locking motor drives the grip block and removes, carries out quick fixation to the butterfly valve, then adjusts electric putter and drives the inflation head and carry out position adjustment, recycles sealed electric putter and will inflate the head near on the flange of butterfly valve, need not frequently to connect the butterfly valve and demolish, effectively improves detection efficiency.

(2) The utility model discloses a set up and detect the lamp, gaseous by the leakage department enter into the equipment body for the inside atmospheric pressure increase of equipment body makes the rubber diaphragm take place to deform after the atmospheric pressure increase, makes two contacts contact, lights the detection lamp, makes the staff can learn the testing result more directly perceived.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is an enlarged view of the structure at a in fig. 1 of the present invention;

FIG. 3 is a schematic view of the connection structure between two clamping blocks of the present invention;

fig. 4 is a schematic structural view of the mounting base of the present invention;

in the figure: 1. an apparatus body; 2. a sealing cover; 3. a hydraulic lifting seat; 4. a valve body quick-connecting mechanism; 5. a plugging plate; 6. an electric slide rail; 7. positioning the locking seat; 8. a guide groove; 9. a bidirectional screw rod; 10. a locking nut seat; 11. a clamping block; 12. locking the motor; 13. sealing the electric push rod; 14. adjusting the electric push rod; 15. an inflation head; 16. a mounting seat; 17. a rubber diaphragm; 18. a return spring; 19. a contact; 20. detecting a light; 21. the electric push rod is lifted.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

The utility model provides a technical scheme: as shown in fig. 1, in this embodiment, a valve airtightness testing device, including equipment body 1, 1 top of equipment body is equipped with sealed lid 2, 1 inside hydraulic lift seat 3 that is equipped with of equipment body, 3 bottom fixedly connected with pneumatic cylinders of hydraulic lift seat, accessible pneumatic cylinder drive hydraulic lift seat 3 go up and down to can conveniently get rid of and put into the butterfly valve, improve the convenience of using, be equipped with valve body fast connecting mechanism 4 on the hydraulic lift seat 3, accessible valve body fast connecting mechanism 4 carries out quick fixed and connection to the butterfly valve, need not frequently to connect and demolish the butterfly valve, effectively improves detection efficiency.

As shown in fig. 1, fig. 2 and fig. 3, the valve body quick-connecting mechanism 4 includes a plugging plate 5 and an electric slide rail 6, the plugging plate 5 and the electric slide rail 6 are both fixedly mounted on a hydraulic lifting seat 3, a positioning locking seat 7 is disposed on the electric slide rail 6, the positioning locking seat 7 can be driven by the electric slide rail 6 to move, so as to adapt to butterfly valves of different sizes, a guide groove 8 is disposed on the positioning locking seat 7, a bidirectional screw rod 9 is rotatably connected inside the guide groove 8, a locking motor 12 is fixedly connected to an end of the bidirectional screw rod 9, two locking nut seats 10 are connected to the bidirectional screw rod 9 by a screw thread, two sections of opposite screw threads are disposed on the bidirectional screw rod 9, the two locking nut seats 10 are symmetrically disposed on the bidirectional screw rod 9, so that the two locking nut seats 10 can move in opposite directions or opposite directions to fix the butterfly valve, the top ends of the two locking nut seats 10 are fixedly connected with a clamping block 11, the surface of one side of the positioning locking seat 7 is fixedly connected with a sealing electric push rod 13, the end part of an output shaft of the sealing electric push rod 13 is fixedly connected with an adjusting electric push rod 14, the end part of the output shaft of the adjusting electric push rod 14 is fixedly connected with an inflation head 15, the sealing electric push rod 13 is fixedly arranged at the central part of one side of the positioning locking seat 7, the end part of the inflation head 15 is connected with an air pump, the surface of one side of the inflation head 15 is fixedly connected with a sealing ring, the air tightness between the inflation head 15 and a butterfly valve flange can be improved, the inflation head 15 is detachably connected with the end part of an output shaft of the adjusting electric push rod 14, a butterfly valve can be placed on the hydraulic lifting seat 3 and leaned against the butterfly valve on the blocking plate 5, and then the positioning locking seat 7 is driven by an electric slide rail 6 to move, the clamping block 11 is moved to the two sides of the butterfly valve, then the locking motor 12 drives the two-way screw rod 9 to rotate, the two-way screw rod 9 rotates to drive the two locking nut seats 10 to move oppositely, the locking nut seats 10 move to drive the clamping block 11 to move, the butterfly valve is rapidly fixed, then the electric push rod 14 is adjusted to drive the inflation head 15 to carry out position adjustment, the sealing electric push rod 13 is utilized to enable the inflation head 15 to abut against a flange of the butterfly valve, the butterfly valve does not need to be frequently connected and detached, and the detection efficiency is effectively improved.

As shown in fig. 1 and 4, fixedly connected with mount pad 16 on sealed lid 2, be equipped with detection lamp 20 on the mount pad 16, mount pad 16 bottom is equipped with rubber diaphragm 17, all be equipped with contact 19 on rubber diaphragm 17 and the mount pad 16, be equipped with reset spring 18 between rubber diaphragm 17 and the mount pad 16, the air pump lets in gas to the butterfly valve is inside, if when the valve body takes place to leak, gas enters into equipment body 1 by the department of leaking for the inside atmospheric pressure of equipment body 1 increases, makes rubber diaphragm 17 take place deformation after the atmospheric pressure increase, makes two contacts 19 contact, lights detection lamp 20, makes the staff can learn the testing result.

As shown in fig. 1, a plurality of lifting electric push rods 21 are fixedly connected inside the device body 1, the output shaft end portions of the lifting electric push rods 21 are fixedly connected with the sealing cover 2, the sealing cover 2 can be driven by the lifting electric push rods 21 to lift, and sealing detection is convenient to carry out.

The utility model provides a valve airtightness testing equipment, concrete theory of operation as follows:

in-service use the utility model discloses the time, place the butterfly valve on hydraulic pressure lift seat 3, and with leaning on shutoff board 5 of butterfly valve, then electric slide rail 6 drives positioning lock seat 7 and removes, move grip block 11 to the butterfly valve both sides, then locking motor 12 drives two-way lead screw 9 and rotates, two-way lead screw 9 rotates and drives two locking nut seats 10 and remove in opposite directions, locking nut seat 10 removes and drives grip block 11 and remove, fix fast the butterfly valve, then adjust electric putter 14 and drive inflation head 15 and carry out position control, recycle sealed electric putter 13 and will inflate head 15 near on the flange of butterfly valve, need not frequently to connect and demolish the butterfly valve, effectively improve detection efficiency.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a valve gas tightness capability test equipment, includes equipment body (1), its characterized in that: the top of the equipment body (1) is provided with a sealing cover (2), a hydraulic lifting seat (3) is arranged in the equipment body (1), and a valve body quick-connecting mechanism (4) is arranged on the hydraulic lifting seat (3);

the quick-connecting mechanism (4) of the valve body comprises a plugging plate (5) and an electric sliding rail (6), a positioning locking seat (7) is arranged on the electric sliding rail (6), a guide groove (8) is formed in the positioning locking seat (7), a bidirectional screw rod (9) is connected to the guide groove (8) in an internal rotating mode, a locking motor (12) is fixedly connected to the end portion of the bidirectional screw rod (9), two locking nut seats (10) and two locking nut seats (10) are connected to the bidirectional screw rod (9) in a threaded mode, a clamping block (11) is fixedly connected to the top end of each locking nut seat (10), a sealing electric push rod (13) is fixedly connected to one side of the positioning locking seat (7), an output shaft end portion of each sealing electric push rod (13) is fixedly connected with an adjusting electric push rod (14), and an output shaft end portion of each adjusting electric push rod (14) is fixedly connected with an inflating head (15).

2. The valve airtightness testing apparatus according to claim 1, wherein: the blocking plate (5) and the electric sliding rail (6) are fixedly mounted on the hydraulic lifting seat (3), and the hydraulic lifting seat (3) is fixedly connected with a hydraulic cylinder at the bottom end.

3. The valve airtightness testing apparatus according to claim 1, wherein: two sections of reverse opposite threads are arranged on the bidirectional screw rod (9), and the two locking nut seats (10) are symmetrically arranged on the bidirectional screw rod (9).

4. The valve airtightness testing apparatus according to claim 1, wherein: the sealing electric push rod (13) is fixedly arranged at the central part of one side of the positioning locking seat (7), and the end part of the inflating head (15) is connected with an air pump.

5. The valve airtightness testing apparatus according to claim 1, wherein: the surface of one side of the inflation head (15) is fixedly connected with a sealing ring, and the inflation head (15) is detachably connected with the end part of an output shaft of the adjusting electric push rod (14).

6. The valve airtightness testing apparatus according to claim 1, wherein: fixedly connected with mount pad (16) on sealed lid (2), be equipped with on mount pad (16) and detect lamp (20), mount pad (16) bottom is equipped with rubber diaphragm (17), all be equipped with contact (19) on rubber diaphragm (17) and mount pad (16), be equipped with reset spring (18) between rubber diaphragm (17) and mount pad (16).

7. The valve airtightness testing apparatus according to claim 1, wherein: the device is characterized in that a plurality of lifting electric push rods (21) are fixedly connected inside the device body (1), and the end parts of output shafts of the lifting electric push rods (21) are fixedly connected with the sealing cover (2).