CN210164938U

CN210164938U - Valve cover for multi-way valve body

Info

Publication number: CN210164938U
Application number: CN201921012500.1U
Authority: CN
Inventors: 邵靖
Original assignee: Chengdu Amperex Technology Ltd
Current assignee: Chengdu Amperex Technology Ltd
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2020-03-20
Anticipated expiration: 2029-07-02

Abstract

The utility model discloses a valve gap for multi-ported valve body mainly solves among the prior art most multi-ported valve body and carries out fixed connection through bolt and screw and valve gap, and the phenomenon of corrosion takes place easily to the bolt, and the intensity that carries out maintenance work to the valve body is high, problem that maintenance efficiency is low. The valve comprises a valve body, the top of valve body is equipped with the valve gap, and is equipped with the cavity on the valve gap, fixed mounting has the dead lever on the bottom inner wall of cavity, one side slidable mounting of dead lever has the pull rod, and the both sides of pull rod all rotate and install the action bars, slidable mounting has two racks that the symmetry set up on the bottom inner wall of cavity, and the one end that two racks kept away from each other runs through respectively on the both sides inner wall of cavity and extends to the both sides of valve gap respectively. The utility model discloses the utilization clamps the fixed mode that replaces bolt and screw, can not take place the phenomenon of corrosion, reduces the degree of difficulty and the intensity of later maintenance valve body, and is high to the maintenance efficiency of valve body.

Description

Valve cover for multi-way valve body

Technical Field

The utility model relates to a multi-way valve, specifically speaking relates to a valve gap for multi-way valve body.

Background

The multi-way valve is a handle rotary valve for controlling multi-way pipeline, and is characterized by that the upper end of valve body is equipped with valve cover, the interior of valve body is equipped with valve core connected with handle, the upper end of valve body is open cylinder, and its lower end is equipped with several parallel pipe joints respectively communicated with two holes and a radial groove on the bottom surface of cylinder.

Most of the existing multi-way valve bodies are fixedly connected with the valve covers through bolts, screw holes and the bolts are easy to corrode, the valve bodies are high in maintenance strength, and low in maintenance efficiency, so that the valve covers for the multi-way valve bodies are provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a valve gap for multi-ported valve body to solve present most multi-ported valve body and carry out fixed connection through bolt and screw and valve gap, the phenomenon of corrosion takes place easily for the bolt, and the intensity that carries out maintenance work to the valve body is high, problem that maintenance efficiency is low.

In order to solve the above problem, the utility model provides a following technical scheme:

the utility model provides a valve gap for multi-ported valve body, includes the valve body, the top of valve body is equipped with the valve gap, and is equipped with the cavity on the valve gap, fixed mounting has the dead lever on the bottom inner wall of cavity, one side slidable mounting of dead lever has the pull rod, and the both sides of pull rod all rotate and install the action bars, slidable mounting has two racks that the symmetry set up on the bottom inner wall of cavity, and the one end that two racks kept away from each other runs through respectively on the both sides inner wall of cavity and extend to the both sides of valve gap respectively, the both sides of valve gap all rotate and install the pivot, and the outside of two pivots is all fixed the cover and is equipped with the gear, and two gears mesh with two racks respectively mutually, and the equal fixed mounting in bottom of two pivots has L shape inserted.

Specifically, one side fixed mounting of dead lever has taut spring, rack and gear engagement's stability can be guaranteed through taut spring to the bottom fixed connection of taut spring's top and pull rod to can reduce the step of follow-up operation pull handle, reduce the operation degree of difficulty, the top of pull rod runs through the top inner wall of cavity and extends to the top of valve gap, and the top fixed mounting of pull rod has the pull handle, the bottom of pull handle and the top of valve gap closely laminate, can just realize the purpose of operating the pull rod at the top operation pull handle of valve gap, and maneuverability is strong, and the operation degree of difficulty is low.

Specifically, fixed mounting has four sliders on the bottom inner wall of cavity, in order to restrict the position of rack, avoids taking place the phenomenon that rack and gear break away from, and the top that is located two sliders of homonymy all with the bottom fixed connection of same rack, the through hole has all been seted up on the both sides inner wall of cavity, and the through hole is bigger than the rack, and two racks run through two through holes respectively and extend to the both sides of valve gap respectively.

Specifically, the slots have all been seted up to the both sides of valve body, and the one side that two L shape inserted blocks are close to each other extends to in two slots respectively and clamps with two slot activities respectively, utilizes the fixed mounting mode of L shape inserted block and slot mode of clamping to replace bolt and screw, for the maintenance degree of difficulty and the intensity that reduces the later stage, equal fixed mounting has sealed the pad on the top inner wall of slot and the bottom inner wall, the top and the bottom of L shape inserted block closely laminate with the one side that two sealed pads are close to each other respectively, in order to ensure the stability that L shape inserted block and slot clamped.

Specifically, the equal fixed mounting in one side that the valve body is close to each other has the backing plate, the bottom fixed mounting of valve gap has two L shape cushions that the symmetry set up, two L shape cushions and two backing plate phase-matchs, and the bottom of two L shape cushions closely clamps with the top of two backing plates respectively, has cut the convenience and has been in the same place valve body and valve gap laminating, provides the accuracy for clamping of subsequent valve body and valve gap.

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

(1) the utility model discloses in, through two backing plates and two backing plate assorted L shape cushions that set up, can make the position of valve body and valve gap laminating more accurate, can not take place the skew of valve gap and valve body position, can promote the sealing performance of valve body.

(2) The utility model discloses in, through the taut spring that sets up, under the prerequisite of non-manpower operation pull handle, can guarantee rack and gear engagement's more stable, guarantee the stability that valve gap and valve body clamped, avoid taking place the phenomenon that breaks away from appears in valve gap and valve body, improve the security that the valve body used.

(3) The utility model discloses in, through the pull handle and the pull rod that set up, can accomplish the breaking away from of valve gap and valve body at the top operation pull handle of valve gap, the simple operation has reduced the maintenance degree of difficulty to the valve body, has improved the maintenance efficiency to the valve body.

(4) The utility model discloses in, the mode that uses L shape inserted block and slot replaces traditional bolt, the fixed mode of screw, when guaranteeing to clamp stable in structure, L shape inserted block can not take place like the phenomenon of bolt corrosion, can simplify the step that breaks away from of valve body and valve gap, reduces the literary composition maintenance cost in later stage.

Drawings

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

Fig. 2 is a three-dimensional view of a partial structure in fig. 1 of the present invention.

Fig. 3 is an enlarged schematic view of a portion a of fig. 1 according to the present invention.

In the drawings, the names of the parts corresponding to the reference numerals are as follows:

1-a valve body, 2-a valve cover, 3-a chamber, 4-a fixed rod, 5-a tension spring, 6-a pull rod, 7-a pull handle, 8-an action rod, 9-a slide block, 10-a rack, 11-a rotating shaft, 12-a gear, 13-a through hole, 14-an L-shaped insert block, 15-a slot, 16-a sealing pad, 17-an L-shaped cushion block and 18-a backing plate.

Detailed Description

The present invention will be further described with reference to the following drawings and examples, and embodiments of the present invention include, but are not limited to, the following examples.

Example 1

As shown in fig. 1-3, the valve cover for the multi-way valve body comprises a valve body 1, a valve cover 2 is arranged on the top of the valve body 1, a cavity 3 is arranged on the valve cover 2, a fixed rod 4 is fixedly arranged on the inner wall of the bottom of the cavity 3, a pull rod 6 is slidably arranged on one side of the fixed rod 4, and the both sides of pull rod 6 all rotate and are installed action bars 8, slidable mounting has two racks 10 that the symmetry set up on the bottom inner wall of cavity 3, the one end that two racks 10 kept away from each other runs through respectively on the both sides inner wall of cavity 3 and extend to the both sides of valve gap 2 respectively, the both sides of valve gap 2 all rotate and install pivot 11, the equal fixed cover in outside of two pivot 11 is equipped with gear 12, two gear 12 mesh with two racks 10 respectively, the equal fixed mounting in bottom of two pivot 11 has L shape inserted block 14, two L shape inserted blocks 14 clamp with the both sides activity of valve body 1 respectively.

Example 2

A tension spring 5 is fixedly arranged on one side of the fixed rod 4, the top of the tension spring 5 is fixedly connected with the bottom of the pull rod 6, the stability of meshing of a rack 10 and a gear 12 can be ensured through the tension spring 5, the subsequent step of operating the pull handle 7 can be reduced, the operation difficulty is reduced, the top of the pull rod 6 penetrates through the inner wall of the top of the cavity 3 and extends to the upper part of the valve cover 2, the pull handle 7 is fixedly arranged on the top of the pull rod 6, the bottom of the pull handle 7 is tightly attached to the top of the valve cover 2, the pull handle 7 can be operated on the top of the valve cover 2 to realize the purpose of operating the pull rod 6, the operability is high, the operation difficulty is low, four sliders 9 are fixedly arranged on the inner wall of the bottom of the cavity 3, in order to limit the position of the rack 10 and avoid the phenomenon that the rack 10 and the gear 12 are separated, the tops, through holes 13 are respectively formed in the inner walls of two sides of the cavity 3, the through holes 13 are larger than the racks 10, the two racks 10 respectively penetrate through the two through holes 13 and respectively extend to two sides of the valve cover 2, slots 15 are respectively formed in two sides of the valve body 1, one side, close to each other, of each of the two L-shaped insertion blocks 14 respectively extends into the two slots 15 and is respectively movably clamped with the two slots 15, the fixed mounting mode of bolts and screw holes is replaced by the clamping mode of the L-shaped insertion blocks 14 and the slots 15, in order to reduce the later maintenance difficulty and strength, sealing gaskets 16 are respectively fixedly mounted on the inner walls of the top and the bottom of the slots 15, the top and the bottom of each of the L-shaped insertion blocks 14 are respectively tightly attached to one side, close to each other, of the valve body 1 is fixedly mounted with a backing plate 18, two L-shaped cushion blocks 17 which are symmetrically arranged are fixedly mounted at the bottom of the valve cover 2, the two L-shaped cushion blocks 17 are matched with the two base plates 18, the bottoms of the two L-shaped cushion blocks 17 are tightly clamped with the tops of the two base plates 18 respectively, the valve body 1 and the valve cover 2 are conveniently attached together, and accuracy is provided for subsequent clamping of the valve body 1 and the valve cover 2.

In this embodiment, through two backing plates 18 and two L-shaped cushion blocks 17 matched with the backing plates 18, the position of the valve body 1 and the valve cover 2 can be more accurate, the position of the valve cover 2 and the valve body 1 cannot deviate, the sealing performance of the valve body 1 can be improved, through the tension spring 5, under the premise of operating the pull handle 7 without manpower, the engagement between the rack 10 and the gear 12 can be more stable, the clamping stability of the valve cover 2 and the valve body 1 can be ensured, the phenomenon that the valve cover 2 and the valve body 1 are separated can be avoided, the use safety of the valve body 1 can be improved, through the pull handle 7 and the pull rod 6, the separation of the valve cover 2 and the valve body 1 can be completed by operating the pull handle 7 at the top of the valve cover 2, the operation is convenient, the maintenance difficulty of the valve body 1 is reduced, the maintenance efficiency of the valve body 1 is improved, and the traditional bolt is replaced by using the L-shaped insertion block 14 and, The screw hole fixing mode ensures that the clamping structure is stable, the L-shaped inserting block 14 cannot be corroded by a bolt, the separation step of the valve body 1 and the valve cover 2 can be simplified, and the later text maintenance cost is reduced.

The difference between this embodiment and embodiment 1 is that this embodiment is a specific refinement to embodiment 1, and can play a role in guiding production for actual production, and can reduce the difficulty of later-stage production, and only needs to select a suitable material and a corresponding connection mode in later-stage production.

According to the above embodiment, alright realize the utility model discloses well. It is worth to say that, on the premise of the above structural design, in order to solve the same technical problem, even if some insubstantial changes or retouching are made in the utility model, the essence of the adopted technical scheme is still the same as the utility model, so it should be in the protection scope of the utility model.

Claims

1. A valve gap for multi-ported valve body, includes valve body (1), its characterized in that: the valve comprises a valve body (1), a valve cover (2) is arranged at the top of the valve body (1), a cavity (3) is arranged on the valve cover (2), a fixing rod (4) is fixedly arranged on the inner wall of the bottom of the cavity (3), a pull rod (6) is slidably arranged on one side of the fixing rod (4), action rods (8) are rotatably arranged on the two sides of the pull rod (6), two racks (10) which are symmetrically arranged are slidably arranged on the inner wall of the bottom of the cavity (3), one ends of the two racks (10) which are far away from each other respectively penetrate through the inner walls of the two sides of the cavity (3) and respectively extend to the two sides of the valve cover (2), rotating shafts (11) are rotatably arranged on the two sides of the valve cover (2), gears (12) are fixedly sleeved on the outer sides of the two rotating shafts (11), the two gears (12) are respectively meshed with the two racks (10), and, the two L-shaped inserting blocks (14) are movably clamped with the two sides of the valve body (1) respectively.

2. A bonnet for use with a multi-ported valve body as defined in claim 1, wherein: one side fixed mounting of dead lever (4) has taut spring (5), the top of taut spring (5) and the bottom fixed connection of pull rod (6), the top of pull rod (6) runs through the top inner wall of cavity (3) and extends to the top of valve gap (2), and the top fixed mounting of pull rod (6) has pull handle (7), the bottom of pull handle (7) and the top of valve gap (2) closely laminate.

3. A bonnet for use with a multi-ported valve body as defined in claim 1, wherein: fixed mounting has four slider (9) on the bottom inner wall of cavity (3), and the top that is located two slider (9) of homonymy all is with the bottom fixed connection of same rack (10), through hole (13) have all been seted up on the both sides inner wall of cavity (3), and two racks (10) run through two through holes (13) respectively and extend to the both sides of valve gap (2) respectively.

4. A bonnet for use with a multi-ported valve body as defined in claim 1, wherein: the valve is characterized in that slots (15) are formed in two sides of the valve body (1), one side, close to each other, of each of the two L-shaped inserting blocks (14) extends into the two slots (15) and is movably clamped with the two slots (15) respectively, sealing gaskets (16) are fixedly mounted on the inner walls of the top and the bottom of the slots (15), and the top and the bottom of each L-shaped inserting block (14) are closely attached to one side, close to each other, of each sealing gasket (16).

5. A bonnet for use with a multi-ported valve body as defined in claim 1, wherein: the valve body (1) is close to each other and is all fixedly mounted with backing plate (18) in one side, the bottom fixed mounting of valve gap (2) has two L shape cushion (17) that the symmetry set up, two L shape cushion (17) and two backing plates (18) phase-match, and the bottom of two L shape cushion (17) closely clamps with the top of two backing plates (18) respectively.