CN209696411U - A kind of valvular filter screen connector of band - Google Patents

Abstract

The utility model discloses a kind of valvular filter screen connectors of band, including top connection and lower contact, the upper socket of the lower part of top connection and lower contact realize it is coaxial fixed, formed one axially through mistake water cavity, the top of top connection and the lower part of lower contact all have connection screw thread；The lower part of lower contact inner cavity is fixed with check-valves；The inner cavity of top connection is equipped with removable filter net, and the fit beneath of top connection inner cavity has trigger valve, the T-shaped structure of trigger valve, including the terminal pad of water hole is connect and had with top connection inner thread and protrudes from the top pillar of top connection；After top connection and lower contact are assembled, top pillar, which is pressed down against check-valves, opens check-valves.It is washed on the pipeline above a pond by the way that the connector to be connected to, on the one hand effluent quality can be filtered by filter screen, prevented scale from blocking spray orifice, on the other hand can close water route while dismantling filter screen.

Description

A kind of valvular filter screen connector of band

Technical field

The utility model relates to water supply pipe valve field more particularly to a kind of valvular filter screen connectors of band.

Background technique

Due to quality problem, it will lead to the eye syringe scale of spray head attachment in use for some time, block apopore, this is just It needs to remove spray head to be cleared up or replaced, the good water of water quality directly affects the service life of spray head.A spray head is washed generally to install In eyebath basin, before release sprayhead, operator is needed first to bend over to close in the water route below eyebath basin, it is complicated for operation, one Denier operator forgets first to close water route, will result in and spray outside water, influence the cleaning of environment.

Utility model content

Eye syringe can either be discharged and be filtered the technical problem to be solved by the utility model is to provide one kind, and energy A kind of enough valvular filter screen connectors of band for closing water route while dismantling filter screen.

In order to solve the above technical problems, technical solution adopted in the utility model is:

A kind of valvular filter screen connector of band, it is characterised in that: including top connection and lower contact, under the top connection The upper socket of portion and lower contact realize it is coaxial fixed, formed one axially through cross water cavity, the top of the top connection and under The lower part of connector all has connection screw thread；The lower part of the lower contact inner cavity is fixed with check-valves；The inner cavity of the top connection is set There is a removable filter net, the fit beneath of the top connection inner cavity has a trigger valve, the T-shaped structure of trigger valve, including with Top connection inner thread connects and has the terminal pad of water hole and protrudes from the top pillar of top connection；When top connection connects under After head assembly, top pillar, which is pressed down against check-valves, opens check-valves.

A further technical solution lies in: the socket part of the top connection and lower contact include setting from the bottom to top, And the thread segment and straight wave band being mutually matched, the first sealing rubber ring, institute are equipped in the socket gap of the top connection and lower contact It states the first sealing rubber ring to be embedded between top connection or the thread segment and straight wave band of lower contact, the length of the straight wave band is greater than non-return Valve is by being opened into the stroke of closing.

A further technical solution lies in: the check-valves includes valve body, cone-shaped valve head and the second sealing ring, the valve body It is fixed on lower contact inner wall, in being equipped with valve seat in valve body, the cone-shaped valve head, which is located above valve seat and is equipped with therebetween, to be resetted Spring, second sealing ring is fixed on the top of valve interior wall, and the internal diameter of the second sealing ring is less than the bottom diameter of cone-shaped valve head.

A further technical solution lies in: the filter screen is in barrel-like structure, and diameter is less than top connection internal diameter, in filtering The water space of crossing of annular is formed between net and top connection, the bottom of the filter screen has coaxial positioning edge, described fixed The diameter on position edge matches with top connection internal diameter, and positions along being limited upwards by the boss on top connection inner wall, positions along downward It is limited by terminal pad.

The beneficial effects of adopting the technical scheme are that

Washed on the pipeline above a pond by the way that the connector to be connected to, on the one hand by filter screen can to effluent quality into Row filtering, prevents scale from blocking spray orifice, is able to extend the service life of spray head and valve, only need to be in use for some time to mistake Strainer is cleaned, and replaces the cost of filter screen far below replacement eye syringe spray head；On the other hand it can dismantle Water route is closed while filter screen, avoids and bends over to operate and forget the problem of spraying outside water caused by closing water route.

Detailed description of the invention

Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.

Fig. 1 is the structural schematic diagram of the utility model.

Specific embodiment

Below with reference to the attached drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear Chu is fully described by, it is clear that described embodiment is a part of the embodiment of the utility model, rather than whole implementation Example.Based on the embodiments of the present invention, those skilled in the art are obtained without making creative work Every other embodiment, fall within the protection scope of the utility model.

Many details are explained in the following description in order to fully understand the utility model, but this is practical new Type can also be implemented using other than the one described here other way, and those skilled in the art can be without prejudice to this reality With doing similar popularization in the case where novel intension, therefore the utility model is not limited by the specific embodiments disclosed below.

As shown in Figure 1, a kind of valvular filter screen connector of band, can be used for the water supplying pipe of the eye syringes such as bathroom, laboratory On the road, including top connection 1 and lower contact 6, the lower part of the top connection 1 and the upper socket of lower contact 6 realize coaxial fixation, shape At one axially through cross water cavity, the top of the top connection 1 and the lower part of lower contact 6 all have connection screw thread, pass through connection The connector can be connected on pipeline by screw thread, and top connection 1 is connect with a spray head is washed, and lower contact 6 and vibration means for main pipe for supplying water road connect Connect, the top of 1 inner cavity of top connection be equipped with the internal screw thread washing a spray head and connect, and be equipped in junction and seal plain cushion 2, for protecting The leakproofness that card top connection 1 is connect with upper product.The lower part of 6 inner cavity of lower contact is fixed with check-valves 7, the top connection 1 inner cavity is equipped with removable filter net 3, and the fit beneath of 1 inner cavity of top connection has trigger valve 5, and the trigger valve 5 is in T Shape structure, including the terminal pad of water hole is connect and had with 1 inner thread of top connection and protrudes from the top pillar of top connection 1.

After top connection 1 and lower contact 6 are assembled, top pillar, which is pressed down against check-valves 7, opens check-valves 7, can make water Chamber is connected to the water supply pipe of lower section, is supplied water to wash a spray head, opening can normal use after washing a spray head.It is washed when needing to dismantle When eye spray head, top connection 1 and lower contact 6 are separated, check-valves 7 is automatically closed, and barrier lower contact 6 is up sprayed water.

It is washed on the pipeline above a pond by the way that the connector to be connected to, it on the one hand can be to effluent quality by filter screen 3 It is filtered, prevents scale from blocking spray orifice, be able to extend the service life of spray head, it only need to be in use for some time to filter screen 3 are cleaned, and replace the cost of filter screen 3 far below replacement eye syringe spray head；On the other hand it can dismantle Water route is closed while strainer 3, avoids and bends over to operate and forget the problem of spraying outside water caused by closing water route.

In order to avoid when dismantling filter screen 3, the socket part of top connection 1 and lower contact 6 include setting from the bottom to top, And the thread segment 9 and straight wave band 8 being mutually matched, the first sealing rubber ring is equipped in the socket gap of the top connection 1 and lower contact 6 4, the first sealing rubber ring 4 can be sealed the junction of top connection 1 and lower contact 6, and first sealing rubber ring 4 is embedding Between top connection 1 or the thread segment 9 and straight wave band 8 of lower contact 6, the length of the straight wave band 8 is greater than check-valves 7 by being opened into The stroke of closing, before avoiding check-valves 7 from not completely closing, the socket gap of top connection 1 and lower contact 6 is detached from sealing, Neng Gouyou Effect is prevented when dismantling top connection 1, and water is flowed out from junction.

Specifically, check-valves 7 is outsourcing piece, structure includes valve body 71, cone-shaped valve head 72 and the second sealing ring 73, described Valve body 71 is fixed on 6 inner wall of lower contact, and in being equipped with valve seat 74 in valve body 71, the cone-shaped valve head 72 is located at 74 top of valve seat and two Reset spring 75 is equipped between person, second sealing ring 73 is fixed on the top of 71 inner wall of valve body, and the second sealing ring 73 Internal diameter is less than the bottom diameter of cone-shaped valve head 72.It is pressed down against cone-shaped valve head 72 by top pillar, presses cone-shaped valve head 72 and the second sealing ring 73 separation, so that check-valves 7 is opened, water flows to top connection 1 from lower contact 6, and reset spring 75 at this time is compressed, once to Upper rotation top connection 1 makes cone-shaped valve head 72 be detached from the extruding of top pillar, under the action of 75 reset force of reset spring, cone-shaped valve head 72 move up, and contact the bottom diameter i.e. major diameter of cone-shaped valve head 72 with the second sealing ring 73, realize sealing therebetween, thus will Check-valves 7 is closed.

Filter screen 3 is in barrel-like structure, and diameter is less than 1 internal diameter of top connection, forms ring between filter screen 3 and top connection 1 Shape crosses water space, and the filter screen 3 of tubbiness increases filter area, to extend the service life of filter screen 3.About filtering The fixation of net 3, the bottom of the filter screen 3 have coaxial positioning edge, the diameter and 1 internal diameter of top connection on the positioning edge Match, and position along being limited upwards by the boss on 1 inner wall of top connection, positioning is limited along downwards by terminal pad.

The above is only the preferred embodiments of the utility model, anyone content according to the present utility model is to the utility model A little simple modification, deformation and the equivalent replacement made each falls within the protection scope of the utility model.

Claims (4)

1. a kind of valvular filter screen connector of band, it is characterised in that: including top connection (1) and lower contact (6), the top connection (1) upper socket of lower part and lower contact (6) realize it is coaxial fixed, formed one axially through mistake water cavity, the top connection (1) lower part on top and lower contact (6) all has connection screw thread；The lower part of lower contact (6) inner cavity is fixed with check-valves (7)；The inner cavity of the top connection (1) is equipped with removable filter net (3), and the fit beneath of top connection (1) inner cavity opens Dynamic valve (5), the T-shaped structure of the trigger valve (5), the connection including water hole is connect and had with top connection (1) inner thread Disk and the top pillar for protruding from top connection (1)；After top connection (1) and lower contact (6) are assembled, top pillar is pressed down against check-valves (7) check-valves (7) are opened.

2. the valvular filter screen connector of a kind of band according to claim 1, it is characterised in that: the top connection (1) and The socket part of lower contact (6) includes being arranged from the bottom to top and the thread segment (9) and straight wave band (8) that are mutually matched, it is described on The first sealing rubber ring (4) is equipped in the socket gap of connector (1) and lower contact (6), first sealing rubber ring (4) is embedded in and above connects Between head (1) or the thread segment (9) and straight wave band (8) of lower contact (6), the length of the straight wave band (8) greater than check-valves (7) by It is opened into the stroke of closing.

3. the valvular filter screen connector of a kind of band according to claim 1, it is characterised in that: check-valves (7) packet Valve body (71), cone-shaped valve head (72) and the second sealing ring (73) are included, the valve body (71) is fixed on lower contact (6) inner wall, in valve Valve seat (74) are equipped in body (71), the cone-shaped valve head (72) is located above valve seat (74) and is equipped with reset spring therebetween (75), second sealing ring (73) is fixed on the top of valve body (71) inner wall, and the internal diameter of the second sealing ring (73) is less than cone The bottom diameter of shape valve head (72).

4. the valvular filter screen connector of a kind of band according to claim 1, it is characterised in that: the filter screen (3) is in Barrel-like structure, diameter are less than top connection (1) internal diameter, and crossing between water for annular is formed between filter screen (3) and top connection (1) Gap, the bottom of the filter screen (3) have coaxial positioning edge, the diameter and top connection (1) internal diameter phase on the positioning edge Matching, and position along being limited upwards by the boss on top connection (1) inner wall, positioning is limited along downwards by terminal pad.