CN214952020U

CN214952020U - Fire control gondola water faucet airtight detection device

Info

Publication number: CN214952020U
Application number: CN202120475096.2U
Authority: CN
Inventors: 刘振炜; 琚贺
Original assignee: Inoteco Testing Equipment Taicang Co ltd
Current assignee: Inoteco Testing Equipment Taicang Co ltd
Priority date: 2021-03-05
Filing date: 2021-03-05
Publication date: 2021-11-30
Anticipated expiration: 2031-03-05

Abstract

The utility model discloses an airtight detection device for fire sprinkler, which comprises a box body, a gas outlet interface is inserted at the lower part of one side of the width direction of the box body, a test display is arranged at one side of the length direction of the box body, the box body is inserted and connected with a rectangular sealing ring in a sliding way along the upper circle of the box body, a trapezoidal strip is positioned at one side in a rectangular groove and is contacted with the bottom end of a rectangular metal ring and is matched with the rectangular metal ring, a rectangular ring plate is vertically welded at one side of the box body close to the box body along one circle of the rectangular ring plate, the rectangular ring plate is matched with four trapezoidal strips, a guide component is arranged in the box body and the box cover, a clamping component which enables the box cover to be tightly covered on the upper opening of the box body is arranged on the box cover, the airtight detection device is different from the traditional bolt tightening and extruding mode, is more convenient to operate, and is quicker, saves time and is convenient to install and disassemble particularly in batch detection operation, the test platform is matched with a sealing mechanism for use, the experience effect is better, more than 200 groups of subprograms are designed, and various complex test requirements are met.

Description

Fire control gondola water faucet airtight detection device

Technical Field

The utility model relates to a fire control apparatus leakproofness detection device technical field especially relates to an airtight detection device of fire control gondola water faucet.

Background

Fire sprinkler is used for fire sprinkler system, when the conflagration breaing out, water spills through shower head splash box and puts out a fire, divide into flagging type watering shower nozzle, upright type watering shower nozzle, general type watering shower nozzle, side wall type watering shower nozzle etc. fire sprinkler actual operating mode pressure is high, it is little to allow to reveal the extreme value, along with requiring increasingly high to waterproof detection, traditional heavy water detection is because inefficiency, uncontrollable, the reliability is low, no longer be applicable to in the production detection of large batch, the helium is examined the precision height, can reach the requirement, corresponding can improve manufacturing cost.

For products with high pressure and small leakage, the direct test result has large fluctuation through testing, the result of the same product is unstable, and an indirect method is adopted for testing, so that the products are installed in a cavity, and the method for detecting the air tightness of the products by measuring the pressure change in the cavity is reliable, and therefore, the fire sprinkler air tightness detection device is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an airtight detection device for a fire sprinkler.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an air tightness detection device of a fire sprinkler comprises a box body, wherein an air outlet port is inserted into the lower portion of one side in the width direction of the box body, one end of the air outlet port, which is close to the box body, extends into the box body, a connecting pipe is sleeved and clamped in the end, which is positioned in the box body, of the air outlet port, a sealing nut is bonded to one end, which is far away from the air outlet port, of the connecting pipe, a test display instrument is installed on one side in the length direction of the box body, a box cover is arranged at an opening at the upper end of the box body, a pressure release valve is installed on one side of the upper portion of the box cover, the box body is inserted and slidably connected with a rectangular sealing ring along the upper circle of the box body, one end, which is close to the box body, of the rectangular sealing ring is welded with a rectangular metal ring along the circle of the rectangular sealing ring, rectangular grooves are horizontally formed in the middle positions of four vertical inner walls of the box body, trapezoidal grooves are all inserted and slidably connected with trapezoidal strips, one side, which is positioned in the rectangular grooves, is in contact with the bottom end of the rectangular metal ring and is matched with the rectangular metal ring, the box cover is close to box one side and has the rectangle crown plate along its one side of circling vertical welding, and rectangle crown plate and four trapezoidal strip looks adaptation, differential pressure sensor is installed to box inside bottom surface one side, be equipped with the direction subassembly in the box with on the case lid, be equipped with on the case lid and make its lid tightly in box upper end open-ended chucking subassembly.

Preferably, the guide assembly comprises guide columns vertically welded to four corners of the inner bottom surface of the box body, the guide columns are all sleeved with springs, sleeves are vertically welded to the positions, close to the four corners of the rectangular annular plate, of one side, close to the box body, of the box cover, and the sleeves are respectively sleeved with the sleeves and connected to the four guide columns in a sliding mode.

Preferably, the chucking subassembly includes that case lid upper portion intermediate position department inserts perpendicularly and establishes and rotate the hollow shaft of connecting, hollow shaft one end is passed the case lid and is close to the outside wall of box one side and extend to the inside bottom surface position department of box, the inside bottom surface central point department of putting of box has the stand perpendicularly welded, and the stand outer wall is opened there is the semicircle spout, the spout divide into vertical part, rake and horizontal part, the hollow shaft is close to stand one end and aims at the stand, and the hollow shaft internal diameter is the same with the stand external diameter, the hollow shaft is close to stand one end inner wall horizontal welding and has the bolt, and bolt and spout looks adaptation, stand one end horizontal welding is kept away from to the hollow shaft has the handle.

Preferably, the differential pressure sensor is in telecommunication connection with a test display instrument.

Preferably, the test display instrument is a full-contact intelligent operating system and supports multiple basic test modes such as positive pressure and negative pressure.

Preferably, a sealing bearing is arranged between the insertion connection part of the hollow shaft and the box cover.

The utility model has the advantages that:

1. through inserting the rectangle sealing ring of establishing and the trapezoidal strip that sets up at its lower extreme on box upper portion, cooperate case lid one side welded rectangle ring board again with it, realize that the case lid covers four trapezoidal strips of back rectangle ring board extrusion and removes, drive rectangle sealing ring and shift up and compress tightly sealed between the case lid, be different from traditional bolt tightening extruded mode, convenient operation more especially in detecting the operation in batches, seem more quick, save time.

2. Through the stand that opens of the inside bottom surface of hollow shaft cooperation box that rotates the setting on the case lid has the spout, only need rotate the handle after realizing covering the case lid and can realize that the case lid further compresses tightly downwards and block, the installation is dismantled conveniently, and cooperation sealing mechanism uses, and experience effect is better.

3. The side-looking display instrument adopts a full-touch intelligent operating system, is designed based on a graphical UI of a detection flow, has a simple and clear operating interface, is easy to teach and learn, has selectable positive and negative pressures and multiple basic test modes, can be singly selected and combined, supports multiple communication interfaces, designs more than 200 groups of subprograms, and meets various complex test requirements.

Drawings

Fig. 1 is a schematic perspective view of an air tightness detecting device for a fire sprinkler according to the present invention;

fig. 2 is a schematic view of a three-dimensional analysis structure of the air tightness detecting device for the fire sprinkler provided by the present invention;

FIG. 3 is a schematic view of the structure of the case cover of the air tightness detecting device for fire sprinkler of the present invention;

fig. 4 is the utility model provides a structure schematic diagram is dissected to fire sprinkler airtightness detection device's plane.

In the figure: the pressure difference sensor comprises a box body 1, a box cover 2, an air outlet port 3, a tester 4, a pressure release valve 5, a handle 6, a hollow shaft 7, a rectangular sealing ring 8, a rectangular metal ring 9, a trapezoidal strip 10, a rectangular ring plate 11, a guide column 12, a spring 13, a sleeve 14, a fixed column 15, a sliding chute 16, a rectangular groove 17, a connecting pipe 18, a plug 19 and a pressure difference sensor 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, an air tightness detecting device for a fire sprinkler comprises a box body 1, wherein an air outlet port 3 is inserted into the lower portion of one side of the width direction of the box body 1, one end of the air outlet port 3, which is close to the box body 1, extends into the box body 1, one end of the air outlet port 3, which is positioned inside the box body 1, is sleeved with a connecting pipe 18 in a clamping manner, one end of the connecting pipe 18, which is far away from the air outlet port 3, is bonded with a sealing nut, one side of the length direction of the box body 1 is provided with a test display 4, an opening at the upper end of the box body 1 is provided with a box cover 2, one side of the upper portion of the box cover 2 is provided with a pressure relief valve 5, the box body 1 is inserted and slidably connected with a rectangular sealing ring 8 along one circle thereof, one end of the rectangular sealing ring 8, which is close to the box body 1, is welded with a rectangular metal ring 9 along one circle thereof, rectangular grooves 17 are horizontally formed in the middle positions of four vertical inner walls of the box body 1, trapezoidal strips 10 are inserted and slidably connected in the four rectangular grooves 17, trapezoidal strip 10 is located one side in rectangular channel 17 and contacts and rather than the looks adaptation with rectangular metal ring 9 bottom, and case lid 2 is close to 1 one side of box and has rectangular ring board 11 along its one side vertical welding of circle, and rectangular ring board 11 and four trapezoidal strip 10 looks adaptations, and pressure differential sensor 20 is installed to 1 inside bottom surface one side of box, is equipped with the direction subassembly in the box 1 with case lid 2 on, is equipped with on case lid 2 and makes its lid tightly in 1 upper end open-ended chucking subassembly of box.

In the utility model, the guiding component comprises guiding columns 12 with four vertically welded corners on the bottom surface in the box body 1, springs 13 are sleeved on the four guiding columns 12, sleeves 14 are vertically welded at the positions of four corners of a rectangular ring plate 11 on the side of the box body 2 close to the box body 1, the four sleeves 14 are respectively sleeved and slidably connected on the four guiding columns 12, the clamping component comprises a hollow shaft 7 which is vertically inserted and rotatably connected at the middle position of the upper part of the box body 2, one end of the hollow shaft 7 passes through the outer wall of the box body 2 close to one side of the box body 1 and extends to the position of the bottom surface in the box body 1, a vertical column 15 is vertically welded at the central position of the bottom surface in the box body 1, a half-circle sliding chute 16 is arranged on the outer wall of the vertical column 15, the sliding chute 16 is divided into a vertical part, an inclined part and a horizontal part, one end of the hollow shaft 7 close to the vertical column 15 is aligned with the vertical column 15, the inner diameter of the hollow shaft 7 is the same as the outer diameter of the vertical column 15, a bolt 19 is horizontally welded at the inner wall of the hollow shaft 7 close to one end of the vertical column 15, and the bolt 19 and the concrete chute 16 are adapted, one end of the hollow shaft 7 far away from the upright post 15 is horizontally welded with the handle 6, the differential pressure sensor 20 is in telecommunication connection with the test display instrument 4, the test display instrument 4 is a full-contact intelligent operating system and supports multiple basic test modes such as positive pressure and negative pressure, and a sealing bearing is arranged between the inserted connection part of the hollow shaft 7 and the box cover 2.

The working principle is as follows: when the air-tight box cover is used, the outer end of the air outlet interface is connected with an air pump, the box cover 2 is pressed downwards, the sleeve 14 is inserted on the guide column 12 to guide, the hollow shaft 7 is aligned with the upright column 15 to be sleeved, the bolt 19 in the hollow shaft 7 is clamped into the vertical part of the chute 16 on the upright column 15, the box cover 2 is continuously pressed downwards, the bolt 19 reaches the inclined part, at the moment, the handle 6 is rotated, the bolt 19 slides along the inclined part to drive the box cover 2 to be pressed downwards again so as to tightly cover the box cover 2, on the other hand, when the box cover 2 is pressed downwards, the rectangular ring plate 11 is in contact with the four trapezoidal strips 10 and extrudes the trapezoidal strips into the rectangular groove 17, the rectangular metal ring 9 is moved upwards to drive the rectangular sealing ring 8 to move upwards to form sealing with the box cover 2, the handle 6 is rotated to enable the bolt 19 to reach the horizontal part, the box cover 2 is clamped immovably, the sealing installation is finished, the air-tight box self-checking is started, the air-tightness of the air pump is started, the air pump to work, the test indicator 4 is observed, if the pressure value lasts to reduce, it is better to show the interior gas tightness of box 1, can begin to detect, it makes the bolt leave 16 horizontal parts to rotate handle 6, release case lid 2, open case lid 2 and mention, screw in the sealed nut of connecting pipe 18 one end with fire control gondola water faucet threaded connection end and screw up, repeat above-mentioned case lid 2 of covering again and accomplish the installation after, open the work of air pump again, observe 4 readings of tester, if the pressure value lasts to reduce, it is better to show this fire control gondola water faucet gas tightness, if the pressure value descends slowly or keeps unchangeable, it is relatively poor to show this fire control gondola water faucet gas tightness, unsuitable fire control use.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The airtight detection device for the fire sprinkler comprises a box body (1) and is characterized in that an air outlet connector (3) is inserted into the lower portion of one side of the width direction of the box body (1), the air outlet connector (3) is close to one end of the box body (1) and extends into the box body (1), a connecting pipe (18) is sleeved on one end of the air outlet connector (3) positioned in the box body (1) and is connected with a connecting pipe in a clamping manner, a sealing nut is bonded on one end, away from the air outlet connector (3), of the connecting pipe (18), a test display instrument (4) is installed on one side of the length direction of the box body (1), a box cover (2) is arranged at an opening at the upper end of the box body (1), a pressure release valve (5) is installed on one side of the upper portion of the box cover (2), a rectangular sealing ring (8) is inserted and connected with the rectangular sealing ring (9) in a sliding manner along one circle of the box body (1) and close to one end of the rectangular sealing ring (8), rectangular channel (17), four are seted up to four perpendicular inner wall intermediate position departments of box (1) equal level all insert in rectangular channel (17) and establish and sliding connection have trapezoidal strip (10), trapezoidal strip (10) are located in rectangular channel (17) one side and rectangle becket (9) bottom contact and rather than the looks adaptation, case lid (2) are close to box (1) one side and have rectangle crown plate (11) along its circle vertical welding, and rectangle crown plate (11) and four trapezoidal strip (10) looks adaptation, differential pressure sensor (20) are installed to box (1) inside bottom surface one side, be equipped with the direction subassembly on box (1) and case lid (2) in box (1), be equipped with on case lid (2) and make its lid tightly in box (1) upper end open-ended chucking subassembly.

2. The airtight detection device of fire sprinkler according to claim 1, characterized in that, the direction subassembly includes equal vertical welded guide post (12) in bottom four corners in box (1), four all the cover is equipped with spring (13) on guide post (12), case lid (2) are close to box (1) one side and are close to equal vertical welding in rectangle crown plate (11) four corners position department and have sleeve (14), four sleeve (14) overlap respectively and establish and sliding connection in four on guide post (12).

3. The airtight detection device of a fire sprinkler according to claim 1, wherein the clamping assembly comprises a hollow shaft (7) vertically inserted and rotatably connected at the middle position of the upper part of the box cover (2), one end of the hollow shaft (7) penetrates through the box cover (2) and extends to the position of the inner bottom surface of the box body (1) near the outer wall of one side of the box body (1), a stand column (15) is vertically welded at the central position of the inner bottom surface of the box body (1), a semicircular sliding groove (16) is formed in the outer wall of the stand column (15), the sliding groove (16) is divided into a vertical part, an inclined part and a horizontal part, one end of the hollow shaft (7) near the stand column (15) is aligned to the stand column (15), the inner diameter of the hollow shaft (7) is the same as the outer diameter of the stand column (15), a bolt (19) is horizontally welded at the inner wall of one end of the hollow shaft (7) near the stand column (15), and the bolt (19) is matched with the sliding groove (16), one end of the hollow shaft (7) far away from the upright post (15) is horizontally welded with a handle (6).

4. The airtightness detection apparatus for a fire sprinkler according to claim 1, wherein the differential pressure sensor (20) is in electrical communication with a test display (4).

5. The airtightness detection apparatus for the fire sprinkler according to claim 1, wherein the test display (4) is a full-contact intelligent operating system and supports multiple basic test modes such as positive pressure and negative pressure.

6. The airtightness detection device for the fire sprinkler as claimed in claim 3, wherein a sealing bearing is installed between the insertion connection of the hollow shaft (7) and the case cover (2).